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clk: tegra: Mark timer clock as critical
[mirror_ubuntu-zesty-kernel.git] / drivers / clk / tegra / clk-tegra210.c
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1/*
2 * Copyright (c) 2012-2014 NVIDIA CORPORATION. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16
17#include <linux/io.h>
18#include <linux/clk.h>
19#include <linux/clk-provider.h>
20#include <linux/clkdev.h>
21#include <linux/of.h>
22#include <linux/of_address.h>
23#include <linux/delay.h>
24#include <linux/export.h>
25#include <linux/clk/tegra.h>
26#include <dt-bindings/clock/tegra210-car.h>
27
28#include "clk.h"
29#include "clk-id.h"
30
31/*
32 * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
33 * banks present in the Tegra210 CAR IP block. The banks are
34 * identified by single letters, e.g.: L, H, U, V, W, X, Y. See
35 * periph_regs[] in drivers/clk/tegra/clk.c
36 */
37#define TEGRA210_CAR_BANK_COUNT 7
38
39#define CLK_SOURCE_CSITE 0x1d4
40#define CLK_SOURCE_EMC 0x19c
41
42#define PLLC_BASE 0x80
43#define PLLC_OUT 0x84
44#define PLLC_MISC0 0x88
45#define PLLC_MISC1 0x8c
46#define PLLC_MISC2 0x5d0
47#define PLLC_MISC3 0x5d4
48
49#define PLLC2_BASE 0x4e8
50#define PLLC2_MISC0 0x4ec
51#define PLLC2_MISC1 0x4f0
52#define PLLC2_MISC2 0x4f4
53#define PLLC2_MISC3 0x4f8
54
55#define PLLC3_BASE 0x4fc
56#define PLLC3_MISC0 0x500
57#define PLLC3_MISC1 0x504
58#define PLLC3_MISC2 0x508
59#define PLLC3_MISC3 0x50c
60
61#define PLLM_BASE 0x90
6b301a05 62#define PLLM_MISC1 0x98
474f2ba2 63#define PLLM_MISC2 0x9c
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64#define PLLP_BASE 0xa0
65#define PLLP_MISC0 0xac
66#define PLLP_MISC1 0x680
67#define PLLA_BASE 0xb0
68#define PLLA_MISC0 0xbc
69#define PLLA_MISC1 0xb8
70#define PLLA_MISC2 0x5d8
71#define PLLD_BASE 0xd0
72#define PLLD_MISC0 0xdc
73#define PLLD_MISC1 0xd8
74#define PLLU_BASE 0xc0
75#define PLLU_OUTA 0xc4
76#define PLLU_MISC0 0xcc
77#define PLLU_MISC1 0xc8
78#define PLLX_BASE 0xe0
79#define PLLX_MISC0 0xe4
80#define PLLX_MISC1 0x510
81#define PLLX_MISC2 0x514
82#define PLLX_MISC3 0x518
83#define PLLX_MISC4 0x5f0
84#define PLLX_MISC5 0x5f4
85#define PLLE_BASE 0xe8
86#define PLLE_MISC0 0xec
87#define PLLD2_BASE 0x4b8
88#define PLLD2_MISC0 0x4bc
89#define PLLD2_MISC1 0x570
90#define PLLD2_MISC2 0x574
91#define PLLD2_MISC3 0x578
92#define PLLE_AUX 0x48c
93#define PLLRE_BASE 0x4c4
94#define PLLRE_MISC0 0x4c8
926655f9 95#define PLLRE_OUT1 0x4cc
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96#define PLLDP_BASE 0x590
97#define PLLDP_MISC 0x594
98
99#define PLLC4_BASE 0x5a4
100#define PLLC4_MISC0 0x5a8
101#define PLLC4_OUT 0x5e4
102#define PLLMB_BASE 0x5e8
474f2ba2 103#define PLLMB_MISC1 0x5ec
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104#define PLLA1_BASE 0x6a4
105#define PLLA1_MISC0 0x6a8
106#define PLLA1_MISC1 0x6ac
107#define PLLA1_MISC2 0x6b0
108#define PLLA1_MISC3 0x6b4
109
110#define PLLU_IDDQ_BIT 31
111#define PLLCX_IDDQ_BIT 27
112#define PLLRE_IDDQ_BIT 24
113#define PLLA_IDDQ_BIT 25
114#define PLLD_IDDQ_BIT 20
115#define PLLSS_IDDQ_BIT 18
116#define PLLM_IDDQ_BIT 5
117#define PLLMB_IDDQ_BIT 17
118#define PLLXP_IDDQ_BIT 3
119
120#define PLLCX_RESET_BIT 30
121
122#define PLL_BASE_LOCK BIT(27)
123#define PLLCX_BASE_LOCK BIT(26)
124#define PLLE_MISC_LOCK BIT(11)
125#define PLLRE_MISC_LOCK BIT(27)
126
127#define PLL_MISC_LOCK_ENABLE 18
128#define PLLC_MISC_LOCK_ENABLE 24
129#define PLLDU_MISC_LOCK_ENABLE 22
130#define PLLU_MISC_LOCK_ENABLE 29
131#define PLLE_MISC_LOCK_ENABLE 9
132#define PLLRE_MISC_LOCK_ENABLE 30
133#define PLLSS_MISC_LOCK_ENABLE 30
134#define PLLP_MISC_LOCK_ENABLE 18
135#define PLLM_MISC_LOCK_ENABLE 4
136#define PLLMB_MISC_LOCK_ENABLE 16
137#define PLLA_MISC_LOCK_ENABLE 28
138#define PLLU_MISC_LOCK_ENABLE 29
139#define PLLD_MISC_LOCK_ENABLE 18
140
141#define PLLA_SDM_DIN_MASK 0xffff
142#define PLLA_SDM_EN_MASK BIT(26)
143
144#define PLLD_SDM_EN_MASK BIT(16)
145
146#define PLLD2_SDM_EN_MASK BIT(31)
147#define PLLD2_SSC_EN_MASK BIT(30)
148
149#define PLLDP_SS_CFG 0x598
150#define PLLDP_SDM_EN_MASK BIT(31)
151#define PLLDP_SSC_EN_MASK BIT(30)
152#define PLLDP_SS_CTRL1 0x59c
153#define PLLDP_SS_CTRL2 0x5a0
154
155#define PMC_PLLM_WB0_OVERRIDE 0x1dc
156#define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
157
158#define UTMIP_PLL_CFG2 0x488
159#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
160#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
161#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
162#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
163#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
164#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
165#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
166#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
167#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
168#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)
169
170#define UTMIP_PLL_CFG1 0x484
171#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
172#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
173#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
174#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
175#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
176#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
177#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
178
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179#define SATA_PLL_CFG0 0x490
180#define SATA_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0)
181#define SATA_PLL_CFG0_PADPLL_USE_LOCKDET BIT(2)
182#define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13)
183#define SATA_PLL_CFG0_SEQ_ENABLE BIT(24)
184
185#define XUSBIO_PLL_CFG0 0x51c
186#define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0)
187#define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL BIT(2)
188#define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET BIT(6)
189#define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13)
190#define XUSBIO_PLL_CFG0_SEQ_ENABLE BIT(24)
191
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192#define UTMIPLL_HW_PWRDN_CFG0 0x52c
193#define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK BIT(31)
194#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
195#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
196#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(7)
197#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
198#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5)
199#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4)
200#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
201#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1)
202#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0)
203
204#define PLLU_HW_PWRDN_CFG0 0x530
205#define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(28)
206#define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24)
207#define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT BIT(7)
208#define PLLU_HW_PWRDN_CFG0_USE_LOCKDET BIT(6)
209#define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2)
210#define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL BIT(0)
211
212#define XUSB_PLL_CFG0 0x534
213#define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY 0x3ff
214#define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK (0x3ff << 14)
215
216#define SPARE_REG0 0x55c
217#define CLK_M_DIVISOR_SHIFT 2
218#define CLK_M_DIVISOR_MASK 0x3
219
220/*
221 * SDM fractional divisor is 16-bit 2's complement signed number within
222 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
223 * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
224 * indicate that SDM is disabled.
225 *
226 * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
227 */
228#define PLL_SDM_COEFF BIT(13)
229#define sdin_din_to_data(din) ((u16)((din) ? : 0xFFFFU))
230#define sdin_data_to_din(dat) (((dat) == 0xFFFFU) ? 0 : (s16)dat)
231
232/* Tegra CPU clock and reset control regs */
233#define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470
234
235#ifdef CONFIG_PM_SLEEP
236static struct cpu_clk_suspend_context {
237 u32 clk_csite_src;
238} tegra210_cpu_clk_sctx;
239#endif
240
241static void __iomem *clk_base;
242static void __iomem *pmc_base;
243
244static unsigned long osc_freq;
245static unsigned long pll_ref_freq;
246
247static DEFINE_SPINLOCK(pll_d_lock);
248static DEFINE_SPINLOCK(pll_e_lock);
249static DEFINE_SPINLOCK(pll_re_lock);
250static DEFINE_SPINLOCK(pll_u_lock);
251static DEFINE_SPINLOCK(emc_lock);
252
253/* possible OSC frequencies in Hz */
254static unsigned long tegra210_input_freq[] = {
255 [5] = 38400000,
256 [8] = 12000000,
257};
258
259static const char *mux_pllmcp_clkm[] = {
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260 "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_mb", "pll_mb",
261 "pll_p",
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262};
263#define mux_pllmcp_clkm_idx NULL
264
265#define PLL_ENABLE (1 << 30)
266
267#define PLLCX_MISC1_IDDQ (1 << 27)
268#define PLLCX_MISC0_RESET (1 << 30)
269
270#define PLLCX_MISC0_DEFAULT_VALUE 0x40080000
271#define PLLCX_MISC0_WRITE_MASK 0x400ffffb
272#define PLLCX_MISC1_DEFAULT_VALUE 0x08000000
273#define PLLCX_MISC1_WRITE_MASK 0x08003cff
274#define PLLCX_MISC2_DEFAULT_VALUE 0x1f720f05
275#define PLLCX_MISC2_WRITE_MASK 0xffffff17
276#define PLLCX_MISC3_DEFAULT_VALUE 0x000000c4
277#define PLLCX_MISC3_WRITE_MASK 0x00ffffff
278
279/* PLLA */
280#define PLLA_BASE_IDDQ (1 << 25)
281#define PLLA_BASE_LOCK (1 << 27)
282
283#define PLLA_MISC0_LOCK_ENABLE (1 << 28)
284#define PLLA_MISC0_LOCK_OVERRIDE (1 << 27)
285
286#define PLLA_MISC2_EN_SDM (1 << 26)
287#define PLLA_MISC2_EN_DYNRAMP (1 << 25)
288
289#define PLLA_MISC0_DEFAULT_VALUE 0x12000020
290#define PLLA_MISC0_WRITE_MASK 0x7fffffff
291#define PLLA_MISC2_DEFAULT_VALUE 0x0
292#define PLLA_MISC2_WRITE_MASK 0x06ffffff
293
294/* PLLD */
295#define PLLD_MISC0_EN_SDM (1 << 16)
296#define PLLD_MISC0_LOCK_OVERRIDE (1 << 17)
297#define PLLD_MISC0_LOCK_ENABLE (1 << 18)
298#define PLLD_MISC0_IDDQ (1 << 20)
299#define PLLD_MISC0_DSI_CLKENABLE (1 << 21)
300
301#define PLLD_MISC0_DEFAULT_VALUE 0x00140000
302#define PLLD_MISC0_WRITE_MASK 0x3ff7ffff
303#define PLLD_MISC1_DEFAULT_VALUE 0x20
304#define PLLD_MISC1_WRITE_MASK 0x00ffffff
305
306/* PLLD2 and PLLDP and PLLC4 */
307#define PLLDSS_BASE_LOCK (1 << 27)
308#define PLLDSS_BASE_LOCK_OVERRIDE (1 << 24)
309#define PLLDSS_BASE_IDDQ (1 << 18)
310#define PLLDSS_BASE_REF_SEL_SHIFT 25
311#define PLLDSS_BASE_REF_SEL_MASK (0x3 << PLLDSS_BASE_REF_SEL_SHIFT)
312
313#define PLLDSS_MISC0_LOCK_ENABLE (1 << 30)
314
315#define PLLDSS_MISC1_CFG_EN_SDM (1 << 31)
316#define PLLDSS_MISC1_CFG_EN_SSC (1 << 30)
317
318#define PLLD2_MISC0_DEFAULT_VALUE 0x40000020
319#define PLLD2_MISC1_CFG_DEFAULT_VALUE 0x10000000
320#define PLLD2_MISC2_CTRL1_DEFAULT_VALUE 0x0
321#define PLLD2_MISC3_CTRL2_DEFAULT_VALUE 0x0
322
323#define PLLDP_MISC0_DEFAULT_VALUE 0x40000020
324#define PLLDP_MISC1_CFG_DEFAULT_VALUE 0xc0000000
325#define PLLDP_MISC2_CTRL1_DEFAULT_VALUE 0xf400f0da
326#define PLLDP_MISC3_CTRL2_DEFAULT_VALUE 0x2004f400
327
328#define PLLDSS_MISC0_WRITE_MASK 0x47ffffff
329#define PLLDSS_MISC1_CFG_WRITE_MASK 0xf8000000
330#define PLLDSS_MISC2_CTRL1_WRITE_MASK 0xffffffff
331#define PLLDSS_MISC3_CTRL2_WRITE_MASK 0xffffffff
332
333#define PLLC4_MISC0_DEFAULT_VALUE 0x40000000
334
335/* PLLRE */
336#define PLLRE_MISC0_LOCK_ENABLE (1 << 30)
337#define PLLRE_MISC0_LOCK_OVERRIDE (1 << 29)
338#define PLLRE_MISC0_LOCK (1 << 27)
339#define PLLRE_MISC0_IDDQ (1 << 24)
340
341#define PLLRE_BASE_DEFAULT_VALUE 0x0
342#define PLLRE_MISC0_DEFAULT_VALUE 0x41000000
343
344#define PLLRE_BASE_DEFAULT_MASK 0x1c000000
345#define PLLRE_MISC0_WRITE_MASK 0x67ffffff
346
347/* PLLX */
348#define PLLX_USE_DYN_RAMP 1
349#define PLLX_BASE_LOCK (1 << 27)
350
351#define PLLX_MISC0_FO_G_DISABLE (0x1 << 28)
352#define PLLX_MISC0_LOCK_ENABLE (0x1 << 18)
353
354#define PLLX_MISC2_DYNRAMP_STEPB_SHIFT 24
355#define PLLX_MISC2_DYNRAMP_STEPB_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
356#define PLLX_MISC2_DYNRAMP_STEPA_SHIFT 16
357#define PLLX_MISC2_DYNRAMP_STEPA_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
358#define PLLX_MISC2_NDIV_NEW_SHIFT 8
359#define PLLX_MISC2_NDIV_NEW_MASK (0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
360#define PLLX_MISC2_LOCK_OVERRIDE (0x1 << 4)
361#define PLLX_MISC2_DYNRAMP_DONE (0x1 << 2)
362#define PLLX_MISC2_EN_DYNRAMP (0x1 << 0)
363
364#define PLLX_MISC3_IDDQ (0x1 << 3)
365
366#define PLLX_MISC0_DEFAULT_VALUE PLLX_MISC0_LOCK_ENABLE
367#define PLLX_MISC0_WRITE_MASK 0x10c40000
368#define PLLX_MISC1_DEFAULT_VALUE 0x20
369#define PLLX_MISC1_WRITE_MASK 0x00ffffff
370#define PLLX_MISC2_DEFAULT_VALUE 0x0
371#define PLLX_MISC2_WRITE_MASK 0xffffff11
372#define PLLX_MISC3_DEFAULT_VALUE PLLX_MISC3_IDDQ
373#define PLLX_MISC3_WRITE_MASK 0x01ff0f0f
374#define PLLX_MISC4_DEFAULT_VALUE 0x0
375#define PLLX_MISC4_WRITE_MASK 0x8000ffff
376#define PLLX_MISC5_DEFAULT_VALUE 0x0
377#define PLLX_MISC5_WRITE_MASK 0x0000ffff
378
379#define PLLX_HW_CTRL_CFG 0x548
380#define PLLX_HW_CTRL_CFG_SWCTRL (0x1 << 0)
381
382/* PLLMB */
383#define PLLMB_BASE_LOCK (1 << 27)
384
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385#define PLLMB_MISC1_LOCK_OVERRIDE (1 << 18)
386#define PLLMB_MISC1_IDDQ (1 << 17)
387#define PLLMB_MISC1_LOCK_ENABLE (1 << 16)
6b301a05 388
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389#define PLLMB_MISC1_DEFAULT_VALUE 0x00030000
390#define PLLMB_MISC1_WRITE_MASK 0x0007ffff
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391
392/* PLLP */
393#define PLLP_BASE_OVERRIDE (1 << 28)
394#define PLLP_BASE_LOCK (1 << 27)
395
396#define PLLP_MISC0_LOCK_ENABLE (1 << 18)
397#define PLLP_MISC0_LOCK_OVERRIDE (1 << 17)
398#define PLLP_MISC0_IDDQ (1 << 3)
399
400#define PLLP_MISC1_HSIO_EN_SHIFT 29
401#define PLLP_MISC1_HSIO_EN (1 << PLLP_MISC1_HSIO_EN_SHIFT)
402#define PLLP_MISC1_XUSB_EN_SHIFT 28
403#define PLLP_MISC1_XUSB_EN (1 << PLLP_MISC1_XUSB_EN_SHIFT)
404
405#define PLLP_MISC0_DEFAULT_VALUE 0x00040008
406#define PLLP_MISC1_DEFAULT_VALUE 0x0
407
408#define PLLP_MISC0_WRITE_MASK 0xdc6000f
409#define PLLP_MISC1_WRITE_MASK 0x70ffffff
410
411/* PLLU */
412#define PLLU_BASE_LOCK (1 << 27)
413#define PLLU_BASE_OVERRIDE (1 << 24)
414#define PLLU_BASE_CLKENABLE_USB (1 << 21)
415#define PLLU_BASE_CLKENABLE_HSIC (1 << 22)
416#define PLLU_BASE_CLKENABLE_ICUSB (1 << 23)
417#define PLLU_BASE_CLKENABLE_48M (1 << 25)
418#define PLLU_BASE_CLKENABLE_ALL (PLLU_BASE_CLKENABLE_USB |\
419 PLLU_BASE_CLKENABLE_HSIC |\
420 PLLU_BASE_CLKENABLE_ICUSB |\
421 PLLU_BASE_CLKENABLE_48M)
422
423#define PLLU_MISC0_IDDQ (1 << 31)
424#define PLLU_MISC0_LOCK_ENABLE (1 << 29)
425#define PLLU_MISC1_LOCK_OVERRIDE (1 << 0)
426
427#define PLLU_MISC0_DEFAULT_VALUE 0xa0000000
428#define PLLU_MISC1_DEFAULT_VALUE 0x0
429
430#define PLLU_MISC0_WRITE_MASK 0xbfffffff
431#define PLLU_MISC1_WRITE_MASK 0x00000007
432
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433void tegra210_xusb_pll_hw_control_enable(void)
434{
435 u32 val;
436
437 val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
438 val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL |
439 XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL);
440 val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET |
441 XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ;
442 writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
443}
444EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable);
445
446void tegra210_xusb_pll_hw_sequence_start(void)
447{
448 u32 val;
449
450 val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
451 val |= XUSBIO_PLL_CFG0_SEQ_ENABLE;
452 writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
453}
454EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start);
455
456void tegra210_sata_pll_hw_control_enable(void)
457{
458 u32 val;
459
460 val = readl_relaxed(clk_base + SATA_PLL_CFG0);
461 val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL;
462 val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET |
463 SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ;
464 writel_relaxed(val, clk_base + SATA_PLL_CFG0);
465}
466EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable);
467
468void tegra210_sata_pll_hw_sequence_start(void)
469{
470 u32 val;
471
472 val = readl_relaxed(clk_base + SATA_PLL_CFG0);
473 val |= SATA_PLL_CFG0_SEQ_ENABLE;
474 writel_relaxed(val, clk_base + SATA_PLL_CFG0);
475}
476EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start);
477
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478static inline void _pll_misc_chk_default(void __iomem *base,
479 struct tegra_clk_pll_params *params,
480 u8 misc_num, u32 default_val, u32 mask)
481{
482 u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);
483
484 boot_val &= mask;
485 default_val &= mask;
486 if (boot_val != default_val) {
487 pr_warn("boot misc%d 0x%x: expected 0x%x\n",
488 misc_num, boot_val, default_val);
489 pr_warn(" (comparison mask = 0x%x)\n", mask);
490 params->defaults_set = false;
491 }
492}
493
494/*
495 * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
496 * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
497 * that changes NDIV only, while PLL is already locked.
498 */
499static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
500{
501 u32 default_val;
502
503 default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
504 _pll_misc_chk_default(clk_base, params, 0, default_val,
505 PLLCX_MISC0_WRITE_MASK);
506
507 default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
508 _pll_misc_chk_default(clk_base, params, 1, default_val,
509 PLLCX_MISC1_WRITE_MASK);
510
511 default_val = PLLCX_MISC2_DEFAULT_VALUE;
512 _pll_misc_chk_default(clk_base, params, 2, default_val,
513 PLLCX_MISC2_WRITE_MASK);
514
515 default_val = PLLCX_MISC3_DEFAULT_VALUE;
516 _pll_misc_chk_default(clk_base, params, 3, default_val,
517 PLLCX_MISC3_WRITE_MASK);
518}
519
fd360e20
JH
520static void tegra210_pllcx_set_defaults(const char *name,
521 struct tegra_clk_pll *pllcx)
6b301a05
RK
522{
523 pllcx->params->defaults_set = true;
524
525 if (readl_relaxed(clk_base + pllcx->params->base_reg) &
526 PLL_ENABLE) {
527 /* PLL is ON: only check if defaults already set */
528 pllcx_check_defaults(pllcx->params);
529 pr_warn("%s already enabled. Postponing set full defaults\n",
530 name);
531 return;
532 }
533
534 /* Defaults assert PLL reset, and set IDDQ */
535 writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
536 clk_base + pllcx->params->ext_misc_reg[0]);
537 writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
538 clk_base + pllcx->params->ext_misc_reg[1]);
539 writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
540 clk_base + pllcx->params->ext_misc_reg[2]);
541 writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
542 clk_base + pllcx->params->ext_misc_reg[3]);
543 udelay(1);
544}
545
fd360e20 546static void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
6b301a05
RK
547{
548 tegra210_pllcx_set_defaults("PLL_C", pllcx);
549}
550
fd360e20 551static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
6b301a05
RK
552{
553 tegra210_pllcx_set_defaults("PLL_C2", pllcx);
554}
555
fd360e20 556static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
6b301a05
RK
557{
558 tegra210_pllcx_set_defaults("PLL_C3", pllcx);
559}
560
fd360e20 561static void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
6b301a05
RK
562{
563 tegra210_pllcx_set_defaults("PLL_A1", pllcx);
564}
565
566/*
567 * PLLA
568 * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
569 * Fractional SDM is allowed to provide exact audio rates.
570 */
fd360e20 571static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
6b301a05
RK
572{
573 u32 mask;
574 u32 val = readl_relaxed(clk_base + plla->params->base_reg);
575
576 plla->params->defaults_set = true;
577
578 if (val & PLL_ENABLE) {
579 /*
580 * PLL is ON: check if defaults already set, then set those
581 * that can be updated in flight.
582 */
583 if (val & PLLA_BASE_IDDQ) {
584 pr_warn("PLL_A boot enabled with IDDQ set\n");
585 plla->params->defaults_set = false;
586 }
587
588 pr_warn("PLL_A already enabled. Postponing set full defaults\n");
589
590 val = PLLA_MISC0_DEFAULT_VALUE; /* ignore lock enable */
591 mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
592 _pll_misc_chk_default(clk_base, plla->params, 0, val,
593 ~mask & PLLA_MISC0_WRITE_MASK);
594
595 val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
596 _pll_misc_chk_default(clk_base, plla->params, 2, val,
597 PLLA_MISC2_EN_DYNRAMP);
598
599 /* Enable lock detect */
600 val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
601 val &= ~mask;
602 val |= PLLA_MISC0_DEFAULT_VALUE & mask;
603 writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
604 udelay(1);
605
606 return;
607 }
608
609 /* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
610 val |= PLLA_BASE_IDDQ;
611 writel_relaxed(val, clk_base + plla->params->base_reg);
612 writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
613 clk_base + plla->params->ext_misc_reg[0]);
614 writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
615 clk_base + plla->params->ext_misc_reg[2]);
616 udelay(1);
617}
618
619/*
620 * PLLD
621 * PLL with fractional SDM.
622 */
fd360e20 623static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
6b301a05
RK
624{
625 u32 val;
626 u32 mask = 0xffff;
627
628 plld->params->defaults_set = true;
629
630 if (readl_relaxed(clk_base + plld->params->base_reg) &
631 PLL_ENABLE) {
632 pr_warn("PLL_D already enabled. Postponing set full defaults\n");
633
634 /*
635 * PLL is ON: check if defaults already set, then set those
636 * that can be updated in flight.
637 */
638 val = PLLD_MISC1_DEFAULT_VALUE;
639 _pll_misc_chk_default(clk_base, plld->params, 1,
640 val, PLLD_MISC1_WRITE_MASK);
641
642 /* ignore lock, DSI and SDM controls, make sure IDDQ not set */
643 val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
644 mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
645 PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
646 _pll_misc_chk_default(clk_base, plld->params, 0, val,
647 ~mask & PLLD_MISC0_WRITE_MASK);
648
649 /* Enable lock detect */
650 mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
651 val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
652 val &= ~mask;
653 val |= PLLD_MISC0_DEFAULT_VALUE & mask;
654 writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
655 udelay(1);
656
657 return;
658 }
659
660 val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
661 val &= PLLD_MISC0_DSI_CLKENABLE;
662 val |= PLLD_MISC0_DEFAULT_VALUE;
663 /* set IDDQ, enable lock detect, disable SDM */
664 writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
665 writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
666 plld->params->ext_misc_reg[1]);
667 udelay(1);
668}
669
670/*
671 * PLLD2, PLLDP
672 * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
673 */
674static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
675 u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
676{
677 u32 default_val;
678 u32 val = readl_relaxed(clk_base + plldss->params->base_reg);
679
680 plldss->params->defaults_set = true;
681
682 if (val & PLL_ENABLE) {
683 pr_warn("%s already enabled. Postponing set full defaults\n",
684 pll_name);
685
686 /*
687 * PLL is ON: check if defaults already set, then set those
688 * that can be updated in flight.
689 */
690 if (val & PLLDSS_BASE_IDDQ) {
691 pr_warn("plldss boot enabled with IDDQ set\n");
692 plldss->params->defaults_set = false;
693 }
694
695 /* ignore lock enable */
696 default_val = misc0_val;
697 _pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
698 PLLDSS_MISC0_WRITE_MASK &
699 (~PLLDSS_MISC0_LOCK_ENABLE));
700
701 /*
702 * If SSC is used, check all settings, otherwise just confirm
703 * that SSC is not used on boot as well. Do nothing when using
704 * this function for PLLC4 that has only MISC0.
705 */
706 if (plldss->params->ssc_ctrl_en_mask) {
707 default_val = misc1_val;
708 _pll_misc_chk_default(clk_base, plldss->params, 1,
709 default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
710 default_val = misc2_val;
711 _pll_misc_chk_default(clk_base, plldss->params, 2,
712 default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
713 default_val = misc3_val;
714 _pll_misc_chk_default(clk_base, plldss->params, 3,
715 default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
716 } else if (plldss->params->ext_misc_reg[1]) {
717 default_val = misc1_val;
718 _pll_misc_chk_default(clk_base, plldss->params, 1,
719 default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
720 (~PLLDSS_MISC1_CFG_EN_SDM));
721 }
722
723 /* Enable lock detect */
724 if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
725 val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
726 writel_relaxed(val, clk_base +
727 plldss->params->base_reg);
728 }
729
730 val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
731 val &= ~PLLDSS_MISC0_LOCK_ENABLE;
732 val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
733 writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
734 udelay(1);
735
736 return;
737 }
738
739 /* set IDDQ, enable lock detect, configure SDM/SSC */
740 val |= PLLDSS_BASE_IDDQ;
741 val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
742 writel_relaxed(val, clk_base + plldss->params->base_reg);
743
744 /* When using this function for PLLC4 exit here */
745 if (!plldss->params->ext_misc_reg[1]) {
746 writel_relaxed(misc0_val, clk_base +
747 plldss->params->ext_misc_reg[0]);
748 udelay(1);
749 return;
750 }
751
752 writel_relaxed(misc0_val, clk_base +
753 plldss->params->ext_misc_reg[0]);
754 /* if SSC used set by 1st enable */
755 writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
756 clk_base + plldss->params->ext_misc_reg[1]);
757 writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
758 writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
759 udelay(1);
760}
761
fd360e20 762static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
6b301a05
RK
763{
764 plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
765 PLLD2_MISC1_CFG_DEFAULT_VALUE,
766 PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
767 PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
768}
769
fd360e20 770static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
6b301a05
RK
771{
772 plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
773 PLLDP_MISC1_CFG_DEFAULT_VALUE,
774 PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
775 PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
776}
777
778/*
779 * PLLC4
780 * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
781 * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
782 */
fd360e20 783static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
6b301a05
RK
784{
785 plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
786}
787
788/*
789 * PLLRE
790 * VCO is exposed to the clock tree directly along with post-divider output
791 */
fd360e20 792static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
6b301a05
RK
793{
794 u32 mask;
795 u32 val = readl_relaxed(clk_base + pllre->params->base_reg);
796
797 pllre->params->defaults_set = true;
798
799 if (val & PLL_ENABLE) {
800 pr_warn("PLL_RE already enabled. Postponing set full defaults\n");
801
802 /*
803 * PLL is ON: check if defaults already set, then set those
804 * that can be updated in flight.
805 */
806 val &= PLLRE_BASE_DEFAULT_MASK;
807 if (val != PLLRE_BASE_DEFAULT_VALUE) {
808 pr_warn("pllre boot base 0x%x : expected 0x%x\n",
809 val, PLLRE_BASE_DEFAULT_VALUE);
810 pr_warn("(comparison mask = 0x%x)\n",
811 PLLRE_BASE_DEFAULT_MASK);
812 pllre->params->defaults_set = false;
813 }
814
815 /* Ignore lock enable */
816 val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
817 mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
818 _pll_misc_chk_default(clk_base, pllre->params, 0, val,
819 ~mask & PLLRE_MISC0_WRITE_MASK);
820
821 /* Enable lock detect */
822 val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
823 val &= ~mask;
824 val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
825 writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
826 udelay(1);
827
828 return;
829 }
830
831 /* set IDDQ, enable lock detect */
832 val &= ~PLLRE_BASE_DEFAULT_MASK;
833 val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
834 writel_relaxed(val, clk_base + pllre->params->base_reg);
835 writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
836 clk_base + pllre->params->ext_misc_reg[0]);
837 udelay(1);
838}
839
840static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
841{
842 unsigned long input_rate;
843
3dad5c5f
RK
844 /* cf rate */
845 if (!IS_ERR_OR_NULL(hw->clk))
6b301a05 846 input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
3dad5c5f 847 else
6b301a05 848 input_rate = 38400000;
3dad5c5f
RK
849
850 input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
6b301a05
RK
851
852 switch (input_rate) {
853 case 12000000:
854 case 12800000:
855 case 13000000:
856 *step_a = 0x2B;
857 *step_b = 0x0B;
858 return;
859 case 19200000:
860 *step_a = 0x12;
861 *step_b = 0x08;
862 return;
863 case 38400000:
864 *step_a = 0x04;
865 *step_b = 0x05;
866 return;
867 default:
868 pr_err("%s: Unexpected reference rate %lu\n",
869 __func__, input_rate);
870 BUG();
871 }
872}
873
874static void pllx_check_defaults(struct tegra_clk_pll *pll)
875{
876 u32 default_val;
877
878 default_val = PLLX_MISC0_DEFAULT_VALUE;
879 /* ignore lock enable */
880 _pll_misc_chk_default(clk_base, pll->params, 0, default_val,
881 PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));
882
883 default_val = PLLX_MISC1_DEFAULT_VALUE;
884 _pll_misc_chk_default(clk_base, pll->params, 1, default_val,
885 PLLX_MISC1_WRITE_MASK);
886
887 /* ignore all but control bit */
888 default_val = PLLX_MISC2_DEFAULT_VALUE;
889 _pll_misc_chk_default(clk_base, pll->params, 2,
890 default_val, PLLX_MISC2_EN_DYNRAMP);
891
892 default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
893 _pll_misc_chk_default(clk_base, pll->params, 3, default_val,
894 PLLX_MISC3_WRITE_MASK);
895
896 default_val = PLLX_MISC4_DEFAULT_VALUE;
897 _pll_misc_chk_default(clk_base, pll->params, 4, default_val,
898 PLLX_MISC4_WRITE_MASK);
899
900 default_val = PLLX_MISC5_DEFAULT_VALUE;
901 _pll_misc_chk_default(clk_base, pll->params, 5, default_val,
902 PLLX_MISC5_WRITE_MASK);
903}
904
fd360e20 905static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
6b301a05
RK
906{
907 u32 val;
908 u32 step_a, step_b;
909
910 pllx->params->defaults_set = true;
911
912 /* Get ready dyn ramp state machine settings */
913 pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
914 val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
915 (~PLLX_MISC2_DYNRAMP_STEPB_MASK);
916 val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
917 val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;
918
919 if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
920 pr_warn("PLL_X already enabled. Postponing set full defaults\n");
921
922 /*
923 * PLL is ON: check if defaults already set, then set those
924 * that can be updated in flight.
925 */
926 pllx_check_defaults(pllx);
927
928 /* Configure dyn ramp, disable lock override */
929 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
930
931 /* Enable lock detect */
932 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
933 val &= ~PLLX_MISC0_LOCK_ENABLE;
934 val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
935 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
936 udelay(1);
937
938 return;
939 }
940
941 /* Enable lock detect and CPU output */
942 writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
943 pllx->params->ext_misc_reg[0]);
944
945 /* Setup */
946 writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
947 pllx->params->ext_misc_reg[1]);
948
949 /* Configure dyn ramp state machine, disable lock override */
950 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
951
952 /* Set IDDQ */
953 writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
954 pllx->params->ext_misc_reg[3]);
955
956 /* Disable SDM */
957 writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
958 pllx->params->ext_misc_reg[4]);
959 writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
960 pllx->params->ext_misc_reg[5]);
961 udelay(1);
962}
963
964/* PLLMB */
fd360e20 965static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
6b301a05
RK
966{
967 u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);
968
969 pllmb->params->defaults_set = true;
970
971 if (val & PLL_ENABLE) {
972 pr_warn("PLL_MB already enabled. Postponing set full defaults\n");
973
974 /*
975 * PLL is ON: check if defaults already set, then set those
976 * that can be updated in flight.
977 */
474f2ba2
RK
978 val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ);
979 mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE;
6b301a05 980 _pll_misc_chk_default(clk_base, pllmb->params, 0, val,
474f2ba2 981 ~mask & PLLMB_MISC1_WRITE_MASK);
6b301a05
RK
982
983 /* Enable lock detect */
984 val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
985 val &= ~mask;
474f2ba2 986 val |= PLLMB_MISC1_DEFAULT_VALUE & mask;
6b301a05
RK
987 writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
988 udelay(1);
989
990 return;
991 }
992
993 /* set IDDQ, enable lock detect */
474f2ba2 994 writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE,
6b301a05
RK
995 clk_base + pllmb->params->ext_misc_reg[0]);
996 udelay(1);
997}
998
999/*
1000 * PLLP
1001 * VCO is exposed to the clock tree directly along with post-divider output.
1002 * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
1003 * respectively.
1004 */
1005static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
1006{
1007 u32 val, mask;
1008
1009 /* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
1010 val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
1011 mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1012 if (!enabled)
1013 mask |= PLLP_MISC0_IDDQ;
1014 _pll_misc_chk_default(clk_base, pll->params, 0, val,
1015 ~mask & PLLP_MISC0_WRITE_MASK);
1016
1017 /* Ignore branch controls */
1018 val = PLLP_MISC1_DEFAULT_VALUE;
1019 mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1020 _pll_misc_chk_default(clk_base, pll->params, 1, val,
1021 ~mask & PLLP_MISC1_WRITE_MASK);
1022}
1023
fd360e20 1024static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
6b301a05
RK
1025{
1026 u32 mask;
1027 u32 val = readl_relaxed(clk_base + pllp->params->base_reg);
1028
1029 pllp->params->defaults_set = true;
1030
1031 if (val & PLL_ENABLE) {
1032 pr_warn("PLL_P already enabled. Postponing set full defaults\n");
1033
1034 /*
1035 * PLL is ON: check if defaults already set, then set those
1036 * that can be updated in flight.
1037 */
1038 pllp_check_defaults(pllp, true);
1039
1040 /* Enable lock detect */
1041 val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
1042 mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1043 val &= ~mask;
1044 val |= PLLP_MISC0_DEFAULT_VALUE & mask;
1045 writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
1046 udelay(1);
1047
1048 return;
1049 }
1050
1051 /* set IDDQ, enable lock detect */
1052 writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
1053 clk_base + pllp->params->ext_misc_reg[0]);
1054
1055 /* Preserve branch control */
1056 val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
1057 mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1058 val &= mask;
1059 val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
1060 writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
1061 udelay(1);
1062}
1063
1064/*
1065 * PLLU
1066 * VCO is exposed to the clock tree directly along with post-divider output.
1067 * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
1068 * respectively.
1069 */
1070static void pllu_check_defaults(struct tegra_clk_pll *pll, bool hw_control)
1071{
1072 u32 val, mask;
1073
1074 /* Ignore lock enable (will be set) and IDDQ if under h/w control */
1075 val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
1076 mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
1077 _pll_misc_chk_default(clk_base, pll->params, 0, val,
1078 ~mask & PLLU_MISC0_WRITE_MASK);
1079
1080 val = PLLU_MISC1_DEFAULT_VALUE;
1081 mask = PLLU_MISC1_LOCK_OVERRIDE;
1082 _pll_misc_chk_default(clk_base, pll->params, 1, val,
1083 ~mask & PLLU_MISC1_WRITE_MASK);
1084}
1085
fd360e20 1086static void tegra210_pllu_set_defaults(struct tegra_clk_pll *pllu)
6b301a05
RK
1087{
1088 u32 val = readl_relaxed(clk_base + pllu->params->base_reg);
1089
1090 pllu->params->defaults_set = true;
1091
1092 if (val & PLL_ENABLE) {
1093 pr_warn("PLL_U already enabled. Postponing set full defaults\n");
1094
1095 /*
1096 * PLL is ON: check if defaults already set, then set those
1097 * that can be updated in flight.
1098 */
1099 pllu_check_defaults(pllu, false);
1100
1101 /* Enable lock detect */
1102 val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[0]);
1103 val &= ~PLLU_MISC0_LOCK_ENABLE;
1104 val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
1105 writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[0]);
1106
1107 val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[1]);
1108 val &= ~PLLU_MISC1_LOCK_OVERRIDE;
1109 val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
1110 writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[1]);
1111 udelay(1);
1112
1113 return;
1114 }
1115
1116 /* set IDDQ, enable lock detect */
1117 writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
1118 clk_base + pllu->params->ext_misc_reg[0]);
1119 writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
1120 clk_base + pllu->params->ext_misc_reg[1]);
1121 udelay(1);
1122}
1123
1124#define mask(w) ((1 << (w)) - 1)
1125#define divm_mask(p) mask(p->params->div_nmp->divm_width)
1126#define divn_mask(p) mask(p->params->div_nmp->divn_width)
1127#define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
1128 mask(p->params->div_nmp->divp_width))
1129
1130#define divm_shift(p) ((p)->params->div_nmp->divm_shift)
1131#define divn_shift(p) ((p)->params->div_nmp->divn_shift)
1132#define divp_shift(p) ((p)->params->div_nmp->divp_shift)
1133
1134#define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
1135#define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
1136#define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))
1137
1138#define PLL_LOCKDET_DELAY 2 /* Lock detection safety delays */
1139static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
1140 u32 reg, u32 mask)
1141{
1142 int i;
1143 u32 val = 0;
1144
1145 for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
1146 udelay(PLL_LOCKDET_DELAY);
1147 val = readl_relaxed(clk_base + reg);
1148 if ((val & mask) == mask) {
1149 udelay(PLL_LOCKDET_DELAY);
1150 return 0;
1151 }
1152 }
1153 return -ETIMEDOUT;
1154}
1155
1156static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
1157 struct tegra_clk_pll_freq_table *cfg)
1158{
1159 u32 val, base, ndiv_new_mask;
1160
1161 ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
1162 << PLLX_MISC2_NDIV_NEW_SHIFT;
1163
1164 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1165 val &= (~ndiv_new_mask);
1166 val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
1167 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1168 udelay(1);
1169
1170 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1171 val |= PLLX_MISC2_EN_DYNRAMP;
1172 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1173 udelay(1);
1174
1175 tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
1176 PLLX_MISC2_DYNRAMP_DONE);
1177
1178 base = readl_relaxed(clk_base + pllx->params->base_reg) &
1179 (~divn_mask_shifted(pllx));
1180 base |= cfg->n << pllx->params->div_nmp->divn_shift;
1181 writel_relaxed(base, clk_base + pllx->params->base_reg);
1182 udelay(1);
1183
1184 val &= ~PLLX_MISC2_EN_DYNRAMP;
1185 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1186 udelay(1);
1187
1188 pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
1189 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
1190 cfg->input_rate / cfg->m * cfg->n /
1191 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);
1192
1193 return 0;
1194}
1195
1196/*
1197 * Common configuration for PLLs with fixed input divider policy:
1198 * - always set fixed M-value based on the reference rate
1199 * - always set P-value value 1:1 for output rates above VCO minimum, and
1200 * choose minimum necessary P-value for output rates below VCO maximum
1201 * - calculate N-value based on selected M and P
1202 * - calculate SDM_DIN fractional part
1203 */
1204static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
1205 struct tegra_clk_pll_freq_table *cfg,
1206 unsigned long rate, unsigned long input_rate)
1207{
1208 struct tegra_clk_pll *pll = to_clk_pll(hw);
1209 struct tegra_clk_pll_params *params = pll->params;
1210 int p;
1211 unsigned long cf, p_rate;
1212 u32 pdiv;
1213
1214 if (!rate)
1215 return -EINVAL;
1216
1217 if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
1218 p = DIV_ROUND_UP(params->vco_min, rate);
1219 p = params->round_p_to_pdiv(p, &pdiv);
1220 } else {
1221 p = rate >= params->vco_min ? 1 : -EINVAL;
1222 }
1223
287980e4 1224 if (p < 0)
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RK
1225 return -EINVAL;
1226
1227 cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
1228 cfg->p = p;
1229
1230 /* Store P as HW value, as that is what is expected */
1231 cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);
1232
1233 p_rate = rate * p;
1234 if (p_rate > params->vco_max)
1235 p_rate = params->vco_max;
1236 cf = input_rate / cfg->m;
1237 cfg->n = p_rate / cf;
1238
1239 cfg->sdm_data = 0;
1240 if (params->sdm_ctrl_reg) {
1241 unsigned long rem = p_rate - cf * cfg->n;
1242 /* If ssc is enabled SDM enabled as well, even for integer n */
1243 if (rem || params->ssc_ctrl_reg) {
1244 u64 s = rem * PLL_SDM_COEFF;
1245
1246 do_div(s, cf);
1247 s -= PLL_SDM_COEFF / 2;
1248 cfg->sdm_data = sdin_din_to_data(s);
1249 }
1250 }
1251
1252 cfg->input_rate = input_rate;
1253 cfg->output_rate = rate;
1254
1255 return 0;
1256}
1257
1258/*
1259 * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
1260 *
1261 * @cfg: struct tegra_clk_pll_freq_table * cfg
1262 *
1263 * For Normal mode:
1264 * Fvco = Fref * NDIV / MDIV
1265 *
1266 * For fractional mode:
1267 * Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
1268 */
1269static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
1270{
1271 cfg->n = cfg->n * PLL_SDM_COEFF + PLL_SDM_COEFF/2 +
1272 sdin_data_to_din(cfg->sdm_data);
1273 cfg->m *= PLL_SDM_COEFF;
1274}
1275
fd360e20
JH
1276static unsigned long
1277tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
1278 unsigned long parent_rate)
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1279{
1280 unsigned long vco_min = params->vco_min;
1281
1282 params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
1283 vco_min = min(vco_min, params->vco_min);
1284
1285 return vco_min;
1286}
1287
1288static struct div_nmp pllx_nmp = {
1289 .divm_shift = 0,
1290 .divm_width = 8,
1291 .divn_shift = 8,
1292 .divn_width = 8,
1293 .divp_shift = 20,
1294 .divp_width = 5,
1295};
1296/*
1297 * PLL post divider maps - two types: quasi-linear and exponential
1298 * post divider.
1299 */
1300#define PLL_QLIN_PDIV_MAX 16
1301static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
1302 { .pdiv = 1, .hw_val = 0 },
1303 { .pdiv = 2, .hw_val = 1 },
1304 { .pdiv = 3, .hw_val = 2 },
1305 { .pdiv = 4, .hw_val = 3 },
1306 { .pdiv = 5, .hw_val = 4 },
1307 { .pdiv = 6, .hw_val = 5 },
1308 { .pdiv = 8, .hw_val = 6 },
1309 { .pdiv = 9, .hw_val = 7 },
1310 { .pdiv = 10, .hw_val = 8 },
1311 { .pdiv = 12, .hw_val = 9 },
1312 { .pdiv = 15, .hw_val = 10 },
1313 { .pdiv = 16, .hw_val = 11 },
1314 { .pdiv = 18, .hw_val = 12 },
1315 { .pdiv = 20, .hw_val = 13 },
1316 { .pdiv = 24, .hw_val = 14 },
1317 { .pdiv = 30, .hw_val = 15 },
1318 { .pdiv = 32, .hw_val = 16 },
1319};
1320
1321static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
1322{
1323 int i;
1324
1325 if (p) {
1326 for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
1327 if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
1328 if (pdiv)
1329 *pdiv = i;
1330 return pll_qlin_pdiv_to_hw[i].pdiv;
1331 }
1332 }
1333 }
1334
1335 return -EINVAL;
1336}
1337
1338#define PLL_EXPO_PDIV_MAX 7
1339static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
1340 { .pdiv = 1, .hw_val = 0 },
1341 { .pdiv = 2, .hw_val = 1 },
1342 { .pdiv = 4, .hw_val = 2 },
1343 { .pdiv = 8, .hw_val = 3 },
1344 { .pdiv = 16, .hw_val = 4 },
1345 { .pdiv = 32, .hw_val = 5 },
1346 { .pdiv = 64, .hw_val = 6 },
1347 { .pdiv = 128, .hw_val = 7 },
1348};
1349
1350static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
1351{
1352 if (p) {
1353 u32 i = fls(p);
1354
1355 if (i == ffs(p))
1356 i--;
1357
1358 if (i <= PLL_EXPO_PDIV_MAX) {
1359 if (pdiv)
1360 *pdiv = i;
1361 return 1 << i;
1362 }
1363 }
1364 return -EINVAL;
1365}
1366
1367static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
1368 /* 1 GHz */
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1369 { 12000000, 1000000000, 166, 1, 2, 0 }, /* actual: 996.0 MHz */
1370 { 13000000, 1000000000, 153, 1, 2, 0 }, /* actual: 994.0 MHz */
1371 { 38400000, 1000000000, 156, 3, 2, 0 }, /* actual: 998.4 MHz */
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1372 { 0, 0, 0, 0, 0, 0 },
1373};
1374
1375static struct tegra_clk_pll_params pll_x_params = {
1376 .input_min = 12000000,
1377 .input_max = 800000000,
1378 .cf_min = 12000000,
1379 .cf_max = 38400000,
1380 .vco_min = 1350000000,
1381 .vco_max = 3000000000UL,
1382 .base_reg = PLLX_BASE,
1383 .misc_reg = PLLX_MISC0,
1384 .lock_mask = PLL_BASE_LOCK,
1385 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
1386 .lock_delay = 300,
1387 .ext_misc_reg[0] = PLLX_MISC0,
1388 .ext_misc_reg[1] = PLLX_MISC1,
1389 .ext_misc_reg[2] = PLLX_MISC2,
1390 .ext_misc_reg[3] = PLLX_MISC3,
1391 .ext_misc_reg[4] = PLLX_MISC4,
1392 .ext_misc_reg[5] = PLLX_MISC5,
1393 .iddq_reg = PLLX_MISC3,
1394 .iddq_bit_idx = PLLXP_IDDQ_BIT,
1395 .max_p = PLL_QLIN_PDIV_MAX,
1396 .mdiv_default = 2,
1397 .dyn_ramp_reg = PLLX_MISC2,
1398 .stepa_shift = 16,
1399 .stepb_shift = 24,
1400 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1401 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1402 .div_nmp = &pllx_nmp,
1403 .freq_table = pll_x_freq_table,
1404 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1405 .dyn_ramp = tegra210_pllx_dyn_ramp,
1406 .set_defaults = tegra210_pllx_set_defaults,
1407 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1408};
1409
1410static struct div_nmp pllc_nmp = {
1411 .divm_shift = 0,
1412 .divm_width = 8,
1413 .divn_shift = 10,
1414 .divn_width = 8,
1415 .divp_shift = 20,
1416 .divp_width = 5,
1417};
1418
1419static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
eddb65e7
TR
1420 { 12000000, 510000000, 85, 1, 2, 0 },
1421 { 13000000, 510000000, 78, 1, 2, 0 }, /* actual: 507.0 MHz */
1422 { 38400000, 510000000, 79, 3, 2, 0 }, /* actual: 505.6 MHz */
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1423 { 0, 0, 0, 0, 0, 0 },
1424};
1425
1426static struct tegra_clk_pll_params pll_c_params = {
1427 .input_min = 12000000,
1428 .input_max = 700000000,
1429 .cf_min = 12000000,
1430 .cf_max = 50000000,
1431 .vco_min = 600000000,
1432 .vco_max = 1200000000,
1433 .base_reg = PLLC_BASE,
1434 .misc_reg = PLLC_MISC0,
1435 .lock_mask = PLL_BASE_LOCK,
1436 .lock_delay = 300,
1437 .iddq_reg = PLLC_MISC1,
1438 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1439 .reset_reg = PLLC_MISC0,
1440 .reset_bit_idx = PLLCX_RESET_BIT,
1441 .max_p = PLL_QLIN_PDIV_MAX,
1442 .ext_misc_reg[0] = PLLC_MISC0,
1443 .ext_misc_reg[1] = PLLC_MISC1,
1444 .ext_misc_reg[2] = PLLC_MISC2,
1445 .ext_misc_reg[3] = PLLC_MISC3,
1446 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1447 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1448 .mdiv_default = 3,
1449 .div_nmp = &pllc_nmp,
1450 .freq_table = pll_cx_freq_table,
14050118 1451 .flags = TEGRA_PLL_USE_LOCK,
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1452 .set_defaults = _pllc_set_defaults,
1453 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1454};
1455
1456static struct div_nmp pllcx_nmp = {
1457 .divm_shift = 0,
1458 .divm_width = 8,
1459 .divn_shift = 10,
1460 .divn_width = 8,
1461 .divp_shift = 20,
1462 .divp_width = 5,
1463};
1464
1465static struct tegra_clk_pll_params pll_c2_params = {
1466 .input_min = 12000000,
1467 .input_max = 700000000,
1468 .cf_min = 12000000,
1469 .cf_max = 50000000,
1470 .vco_min = 600000000,
1471 .vco_max = 1200000000,
1472 .base_reg = PLLC2_BASE,
1473 .misc_reg = PLLC2_MISC0,
1474 .iddq_reg = PLLC2_MISC1,
1475 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1476 .reset_reg = PLLC2_MISC0,
1477 .reset_bit_idx = PLLCX_RESET_BIT,
1478 .lock_mask = PLLCX_BASE_LOCK,
1479 .lock_delay = 300,
1480 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1481 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1482 .mdiv_default = 3,
1483 .div_nmp = &pllcx_nmp,
1484 .max_p = PLL_QLIN_PDIV_MAX,
1485 .ext_misc_reg[0] = PLLC2_MISC0,
1486 .ext_misc_reg[1] = PLLC2_MISC1,
1487 .ext_misc_reg[2] = PLLC2_MISC2,
1488 .ext_misc_reg[3] = PLLC2_MISC3,
1489 .freq_table = pll_cx_freq_table,
14050118 1490 .flags = TEGRA_PLL_USE_LOCK,
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1491 .set_defaults = _pllc2_set_defaults,
1492 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1493};
1494
1495static struct tegra_clk_pll_params pll_c3_params = {
1496 .input_min = 12000000,
1497 .input_max = 700000000,
1498 .cf_min = 12000000,
1499 .cf_max = 50000000,
1500 .vco_min = 600000000,
1501 .vco_max = 1200000000,
1502 .base_reg = PLLC3_BASE,
1503 .misc_reg = PLLC3_MISC0,
1504 .lock_mask = PLLCX_BASE_LOCK,
1505 .lock_delay = 300,
1506 .iddq_reg = PLLC3_MISC1,
1507 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1508 .reset_reg = PLLC3_MISC0,
1509 .reset_bit_idx = PLLCX_RESET_BIT,
1510 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1511 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1512 .mdiv_default = 3,
1513 .div_nmp = &pllcx_nmp,
1514 .max_p = PLL_QLIN_PDIV_MAX,
1515 .ext_misc_reg[0] = PLLC3_MISC0,
1516 .ext_misc_reg[1] = PLLC3_MISC1,
1517 .ext_misc_reg[2] = PLLC3_MISC2,
1518 .ext_misc_reg[3] = PLLC3_MISC3,
1519 .freq_table = pll_cx_freq_table,
14050118 1520 .flags = TEGRA_PLL_USE_LOCK,
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1521 .set_defaults = _pllc3_set_defaults,
1522 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1523};
1524
1525static struct div_nmp pllss_nmp = {
1526 .divm_shift = 0,
1527 .divm_width = 8,
1528 .divn_shift = 8,
1529 .divn_width = 8,
1530 .divp_shift = 19,
1531 .divp_width = 5,
1532};
1533
1534static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
eddb65e7
TR
1535 { 12000000, 600000000, 50, 1, 1, 0 },
1536 { 13000000, 600000000, 46, 1, 1, 0 }, /* actual: 598.0 MHz */
1537 { 38400000, 600000000, 62, 4, 1, 0 }, /* actual: 595.2 MHz */
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1538 { 0, 0, 0, 0, 0, 0 },
1539};
1540
1541static const struct clk_div_table pll_vco_post_div_table[] = {
1542 { .val = 0, .div = 1 },
1543 { .val = 1, .div = 2 },
1544 { .val = 2, .div = 3 },
1545 { .val = 3, .div = 4 },
1546 { .val = 4, .div = 5 },
1547 { .val = 5, .div = 6 },
1548 { .val = 6, .div = 8 },
1549 { .val = 7, .div = 10 },
1550 { .val = 8, .div = 12 },
1551 { .val = 9, .div = 16 },
1552 { .val = 10, .div = 12 },
1553 { .val = 11, .div = 16 },
1554 { .val = 12, .div = 20 },
1555 { .val = 13, .div = 24 },
1556 { .val = 14, .div = 32 },
1557 { .val = 0, .div = 0 },
1558};
1559
1560static struct tegra_clk_pll_params pll_c4_vco_params = {
1561 .input_min = 9600000,
1562 .input_max = 800000000,
1563 .cf_min = 9600000,
1564 .cf_max = 19200000,
1565 .vco_min = 500000000,
1566 .vco_max = 1080000000,
1567 .base_reg = PLLC4_BASE,
1568 .misc_reg = PLLC4_MISC0,
1569 .lock_mask = PLL_BASE_LOCK,
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RK
1570 .lock_delay = 300,
1571 .max_p = PLL_QLIN_PDIV_MAX,
1572 .ext_misc_reg[0] = PLLC4_MISC0,
1573 .iddq_reg = PLLC4_BASE,
1574 .iddq_bit_idx = PLLSS_IDDQ_BIT,
1575 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1576 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1577 .mdiv_default = 3,
1578 .div_nmp = &pllss_nmp,
1579 .freq_table = pll_c4_vco_freq_table,
1580 .set_defaults = tegra210_pllc4_set_defaults,
14050118 1581 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
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1582 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1583};
1584
1585static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
eddb65e7
TR
1586 { 12000000, 800000000, 66, 1, 1, 0 }, /* actual: 792.0 MHz */
1587 { 13000000, 800000000, 61, 1, 1, 0 }, /* actual: 793.0 MHz */
1588 { 38400000, 297600000, 93, 4, 3, 0 },
1589 { 38400000, 400000000, 125, 4, 3, 0 },
1590 { 38400000, 532800000, 111, 4, 2, 0 },
1591 { 38400000, 665600000, 104, 3, 2, 0 },
1592 { 38400000, 800000000, 125, 3, 2, 0 },
1593 { 38400000, 931200000, 97, 4, 1, 0 },
1594 { 38400000, 1065600000, 111, 4, 1, 0 },
1595 { 38400000, 1200000000, 125, 4, 1, 0 },
1596 { 38400000, 1331200000, 104, 3, 1, 0 },
1597 { 38400000, 1459200000, 76, 2, 1, 0 },
1598 { 38400000, 1600000000, 125, 3, 1, 0 },
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1599 { 0, 0, 0, 0, 0, 0 },
1600};
1601
1602static struct div_nmp pllm_nmp = {
1603 .divm_shift = 0,
1604 .divm_width = 8,
1605 .override_divm_shift = 0,
1606 .divn_shift = 8,
1607 .divn_width = 8,
1608 .override_divn_shift = 8,
1609 .divp_shift = 20,
1610 .divp_width = 5,
1611 .override_divp_shift = 27,
1612};
1613
1614static struct tegra_clk_pll_params pll_m_params = {
1615 .input_min = 9600000,
1616 .input_max = 500000000,
1617 .cf_min = 9600000,
1618 .cf_max = 19200000,
1619 .vco_min = 800000000,
1620 .vco_max = 1866000000,
1621 .base_reg = PLLM_BASE,
474f2ba2 1622 .misc_reg = PLLM_MISC2,
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1623 .lock_mask = PLL_BASE_LOCK,
1624 .lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
1625 .lock_delay = 300,
474f2ba2 1626 .iddq_reg = PLLM_MISC2,
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1627 .iddq_bit_idx = PLLM_IDDQ_BIT,
1628 .max_p = PLL_QLIN_PDIV_MAX,
474f2ba2 1629 .ext_misc_reg[0] = PLLM_MISC2,
d9e65791 1630 .ext_misc_reg[1] = PLLM_MISC1,
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1631 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1632 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1633 .div_nmp = &pllm_nmp,
1634 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
1635 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
1636 .freq_table = pll_m_freq_table,
1637 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1638 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1639};
1640
1641static struct tegra_clk_pll_params pll_mb_params = {
1642 .input_min = 9600000,
1643 .input_max = 500000000,
1644 .cf_min = 9600000,
1645 .cf_max = 19200000,
1646 .vco_min = 800000000,
1647 .vco_max = 1866000000,
1648 .base_reg = PLLMB_BASE,
474f2ba2 1649 .misc_reg = PLLMB_MISC1,
6b301a05 1650 .lock_mask = PLL_BASE_LOCK,
6b301a05 1651 .lock_delay = 300,
474f2ba2 1652 .iddq_reg = PLLMB_MISC1,
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1653 .iddq_bit_idx = PLLMB_IDDQ_BIT,
1654 .max_p = PLL_QLIN_PDIV_MAX,
474f2ba2 1655 .ext_misc_reg[0] = PLLMB_MISC1,
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1656 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1657 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1658 .div_nmp = &pllm_nmp,
1659 .freq_table = pll_m_freq_table,
14050118 1660 .flags = TEGRA_PLL_USE_LOCK,
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1661 .set_defaults = tegra210_pllmb_set_defaults,
1662 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1663};
1664
1665
1666static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
1667 /* PLLE special case: use cpcon field to store cml divider value */
1668 { 672000000, 100000000, 125, 42, 0, 13 },
1669 { 624000000, 100000000, 125, 39, 0, 13 },
1670 { 336000000, 100000000, 125, 21, 0, 13 },
1671 { 312000000, 100000000, 200, 26, 0, 14 },
1672 { 38400000, 100000000, 125, 2, 0, 14 },
1673 { 12000000, 100000000, 200, 1, 0, 14 },
1674 { 0, 0, 0, 0, 0, 0 },
1675};
1676
1677static struct div_nmp plle_nmp = {
1678 .divm_shift = 0,
1679 .divm_width = 8,
1680 .divn_shift = 8,
1681 .divn_width = 8,
1682 .divp_shift = 24,
1683 .divp_width = 5,
1684};
1685
1686static struct tegra_clk_pll_params pll_e_params = {
1687 .input_min = 12000000,
1688 .input_max = 800000000,
1689 .cf_min = 12000000,
1690 .cf_max = 38400000,
1691 .vco_min = 1600000000,
1692 .vco_max = 2500000000U,
1693 .base_reg = PLLE_BASE,
1694 .misc_reg = PLLE_MISC0,
1695 .aux_reg = PLLE_AUX,
1696 .lock_mask = PLLE_MISC_LOCK,
1697 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
1698 .lock_delay = 300,
1699 .div_nmp = &plle_nmp,
1700 .freq_table = pll_e_freq_table,
1701 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
1702 TEGRA_PLL_HAS_LOCK_ENABLE,
1703 .fixed_rate = 100000000,
1704 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1705};
1706
1707static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
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1708 { 12000000, 672000000, 56, 1, 1, 0 },
1709 { 13000000, 672000000, 51, 1, 1, 0 }, /* actual: 663.0 MHz */
1710 { 38400000, 672000000, 70, 4, 1, 0 },
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1711 { 0, 0, 0, 0, 0, 0 },
1712};
1713
1714static struct div_nmp pllre_nmp = {
1715 .divm_shift = 0,
1716 .divm_width = 8,
1717 .divn_shift = 8,
1718 .divn_width = 8,
1719 .divp_shift = 16,
1720 .divp_width = 5,
1721};
1722
1723static struct tegra_clk_pll_params pll_re_vco_params = {
1724 .input_min = 9600000,
1725 .input_max = 800000000,
1726 .cf_min = 9600000,
1727 .cf_max = 19200000,
1728 .vco_min = 350000000,
1729 .vco_max = 700000000,
1730 .base_reg = PLLRE_BASE,
1731 .misc_reg = PLLRE_MISC0,
1732 .lock_mask = PLLRE_MISC_LOCK,
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1733 .lock_delay = 300,
1734 .max_p = PLL_QLIN_PDIV_MAX,
1735 .ext_misc_reg[0] = PLLRE_MISC0,
1736 .iddq_reg = PLLRE_MISC0,
1737 .iddq_bit_idx = PLLRE_IDDQ_BIT,
1738 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1739 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1740 .div_nmp = &pllre_nmp,
1741 .freq_table = pll_re_vco_freq_table,
14050118 1742 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT,
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1743 .set_defaults = tegra210_pllre_set_defaults,
1744 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1745};
1746
1747static struct div_nmp pllp_nmp = {
1748 .divm_shift = 0,
1749 .divm_width = 8,
1750 .divn_shift = 10,
1751 .divn_width = 8,
1752 .divp_shift = 20,
1753 .divp_width = 5,
1754};
1755
1756static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
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1757 { 12000000, 408000000, 34, 1, 1, 0 },
1758 { 38400000, 408000000, 85, 8, 1, 0 }, /* cf = 4.8MHz, allowed exception */
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1759 { 0, 0, 0, 0, 0, 0 },
1760};
1761
1762static struct tegra_clk_pll_params pll_p_params = {
1763 .input_min = 9600000,
1764 .input_max = 800000000,
1765 .cf_min = 9600000,
1766 .cf_max = 19200000,
1767 .vco_min = 350000000,
1768 .vco_max = 700000000,
1769 .base_reg = PLLP_BASE,
1770 .misc_reg = PLLP_MISC0,
1771 .lock_mask = PLL_BASE_LOCK,
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1772 .lock_delay = 300,
1773 .iddq_reg = PLLP_MISC0,
1774 .iddq_bit_idx = PLLXP_IDDQ_BIT,
1775 .ext_misc_reg[0] = PLLP_MISC0,
1776 .ext_misc_reg[1] = PLLP_MISC1,
1777 .div_nmp = &pllp_nmp,
1778 .freq_table = pll_p_freq_table,
1779 .fixed_rate = 408000000,
14050118 1780 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
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1781 .set_defaults = tegra210_pllp_set_defaults,
1782 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1783};
1784
1785static struct tegra_clk_pll_params pll_a1_params = {
1786 .input_min = 12000000,
1787 .input_max = 700000000,
1788 .cf_min = 12000000,
1789 .cf_max = 50000000,
1790 .vco_min = 600000000,
1791 .vco_max = 1200000000,
1792 .base_reg = PLLA1_BASE,
1793 .misc_reg = PLLA1_MISC0,
1794 .lock_mask = PLLCX_BASE_LOCK,
1795 .lock_delay = 300,
1796 .iddq_reg = PLLA1_MISC0,
1797 .iddq_bit_idx = PLLCX_IDDQ_BIT,
1798 .reset_reg = PLLA1_MISC0,
1799 .reset_bit_idx = PLLCX_RESET_BIT,
1800 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1801 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1802 .div_nmp = &pllc_nmp,
1803 .ext_misc_reg[0] = PLLA1_MISC0,
1804 .ext_misc_reg[1] = PLLA1_MISC1,
1805 .ext_misc_reg[2] = PLLA1_MISC2,
1806 .ext_misc_reg[3] = PLLA1_MISC3,
1807 .freq_table = pll_cx_freq_table,
14050118 1808 .flags = TEGRA_PLL_USE_LOCK,
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1809 .set_defaults = _plla1_set_defaults,
1810 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1811};
1812
1813static struct div_nmp plla_nmp = {
1814 .divm_shift = 0,
1815 .divm_width = 8,
1816 .divn_shift = 8,
1817 .divn_width = 8,
1818 .divp_shift = 20,
1819 .divp_width = 5,
1820};
1821
1822static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
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1823 { 12000000, 282240000, 47, 1, 2, 1, 0xf148 }, /* actual: 282240234 */
1824 { 12000000, 368640000, 61, 1, 2, 1, 0xfe15 }, /* actual: 368640381 */
1825 { 12000000, 240000000, 60, 1, 3, 1, 0 },
1826 { 13000000, 282240000, 43, 1, 2, 1, 0xfd7d }, /* actual: 282239807 */
1827 { 13000000, 368640000, 56, 1, 2, 1, 0x06d8 }, /* actual: 368640137 */
1828 { 13000000, 240000000, 55, 1, 3, 1, 0 }, /* actual: 238.3 MHz */
1829 { 38400000, 282240000, 44, 3, 2, 1, 0xf333 }, /* actual: 282239844 */
1830 { 38400000, 368640000, 57, 3, 2, 1, 0x0333 }, /* actual: 368639844 */
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1831 { 38400000, 240000000, 75, 3, 3, 1, 0 },
1832 { 0, 0, 0, 0, 0, 0, 0 },
1833};
1834
1835static struct tegra_clk_pll_params pll_a_params = {
1836 .input_min = 12000000,
1837 .input_max = 800000000,
1838 .cf_min = 12000000,
1839 .cf_max = 19200000,
1840 .vco_min = 500000000,
1841 .vco_max = 1000000000,
1842 .base_reg = PLLA_BASE,
1843 .misc_reg = PLLA_MISC0,
1844 .lock_mask = PLL_BASE_LOCK,
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1845 .lock_delay = 300,
1846 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1847 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1848 .iddq_reg = PLLA_BASE,
1849 .iddq_bit_idx = PLLA_IDDQ_BIT,
1850 .div_nmp = &plla_nmp,
1851 .sdm_din_reg = PLLA_MISC1,
1852 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1853 .sdm_ctrl_reg = PLLA_MISC2,
1854 .sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
1855 .ext_misc_reg[0] = PLLA_MISC0,
1856 .ext_misc_reg[1] = PLLA_MISC1,
1857 .ext_misc_reg[2] = PLLA_MISC2,
1858 .freq_table = pll_a_freq_table,
14050118 1859 .flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW,
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1860 .set_defaults = tegra210_plla_set_defaults,
1861 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1862 .set_gain = tegra210_clk_pll_set_gain,
1863 .adjust_vco = tegra210_clk_adjust_vco_min,
1864};
1865
1866static struct div_nmp plld_nmp = {
1867 .divm_shift = 0,
1868 .divm_width = 8,
1869 .divn_shift = 11,
1870 .divn_width = 8,
1871 .divp_shift = 20,
1872 .divp_width = 3,
1873};
1874
1875static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
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1876 { 12000000, 594000000, 99, 1, 2, 0, 0 },
1877 { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
1878 { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
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1879 { 0, 0, 0, 0, 0, 0, 0 },
1880};
1881
1882static struct tegra_clk_pll_params pll_d_params = {
1883 .input_min = 12000000,
1884 .input_max = 800000000,
1885 .cf_min = 12000000,
1886 .cf_max = 38400000,
1887 .vco_min = 750000000,
1888 .vco_max = 1500000000,
1889 .base_reg = PLLD_BASE,
1890 .misc_reg = PLLD_MISC0,
1891 .lock_mask = PLL_BASE_LOCK,
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1892 .lock_delay = 1000,
1893 .iddq_reg = PLLD_MISC0,
1894 .iddq_bit_idx = PLLD_IDDQ_BIT,
1895 .round_p_to_pdiv = pll_expo_p_to_pdiv,
1896 .pdiv_tohw = pll_expo_pdiv_to_hw,
1897 .div_nmp = &plld_nmp,
1898 .sdm_din_reg = PLLD_MISC0,
1899 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1900 .sdm_ctrl_reg = PLLD_MISC0,
1901 .sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
1902 .ext_misc_reg[0] = PLLD_MISC0,
1903 .ext_misc_reg[1] = PLLD_MISC1,
1904 .freq_table = pll_d_freq_table,
14050118 1905 .flags = TEGRA_PLL_USE_LOCK,
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1906 .mdiv_default = 1,
1907 .set_defaults = tegra210_plld_set_defaults,
1908 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1909 .set_gain = tegra210_clk_pll_set_gain,
1910 .adjust_vco = tegra210_clk_adjust_vco_min,
1911};
1912
1913static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
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1914 { 12000000, 594000000, 99, 1, 2, 0, 0xf000 },
1915 { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
1916 { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
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1917 { 0, 0, 0, 0, 0, 0, 0 },
1918};
1919
1920/* s/w policy, always tegra_pll_ref */
1921static struct tegra_clk_pll_params pll_d2_params = {
1922 .input_min = 12000000,
1923 .input_max = 800000000,
1924 .cf_min = 12000000,
1925 .cf_max = 38400000,
1926 .vco_min = 750000000,
1927 .vco_max = 1500000000,
1928 .base_reg = PLLD2_BASE,
1929 .misc_reg = PLLD2_MISC0,
1930 .lock_mask = PLL_BASE_LOCK,
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1931 .lock_delay = 300,
1932 .iddq_reg = PLLD2_BASE,
1933 .iddq_bit_idx = PLLSS_IDDQ_BIT,
1934 .sdm_din_reg = PLLD2_MISC3,
1935 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1936 .sdm_ctrl_reg = PLLD2_MISC1,
1937 .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
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1938 /* disable spread-spectrum for pll_d2 */
1939 .ssc_ctrl_reg = 0,
1940 .ssc_ctrl_en_mask = 0,
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1941 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1942 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1943 .div_nmp = &pllss_nmp,
1944 .ext_misc_reg[0] = PLLD2_MISC0,
1945 .ext_misc_reg[1] = PLLD2_MISC1,
1946 .ext_misc_reg[2] = PLLD2_MISC2,
1947 .ext_misc_reg[3] = PLLD2_MISC3,
1948 .max_p = PLL_QLIN_PDIV_MAX,
1949 .mdiv_default = 1,
1950 .freq_table = tegra210_pll_d2_freq_table,
1951 .set_defaults = tegra210_plld2_set_defaults,
14050118 1952 .flags = TEGRA_PLL_USE_LOCK,
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1953 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1954 .set_gain = tegra210_clk_pll_set_gain,
1955 .adjust_vco = tegra210_clk_adjust_vco_min,
1956};
1957
1958static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
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1959 { 12000000, 270000000, 90, 1, 4, 0, 0xf000 },
1960 { 13000000, 270000000, 83, 1, 4, 0, 0xf000 }, /* actual: 269.8 MHz */
1961 { 38400000, 270000000, 28, 1, 4, 0, 0xf400 },
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1962 { 0, 0, 0, 0, 0, 0, 0 },
1963};
1964
1965static struct tegra_clk_pll_params pll_dp_params = {
1966 .input_min = 12000000,
1967 .input_max = 800000000,
1968 .cf_min = 12000000,
1969 .cf_max = 38400000,
1970 .vco_min = 750000000,
1971 .vco_max = 1500000000,
1972 .base_reg = PLLDP_BASE,
1973 .misc_reg = PLLDP_MISC,
1974 .lock_mask = PLL_BASE_LOCK,
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1975 .lock_delay = 300,
1976 .iddq_reg = PLLDP_BASE,
1977 .iddq_bit_idx = PLLSS_IDDQ_BIT,
1978 .sdm_din_reg = PLLDP_SS_CTRL2,
1979 .sdm_din_mask = PLLA_SDM_DIN_MASK,
1980 .sdm_ctrl_reg = PLLDP_SS_CFG,
1981 .sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
1982 .ssc_ctrl_reg = PLLDP_SS_CFG,
1983 .ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
1984 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
1985 .pdiv_tohw = pll_qlin_pdiv_to_hw,
1986 .div_nmp = &pllss_nmp,
1987 .ext_misc_reg[0] = PLLDP_MISC,
1988 .ext_misc_reg[1] = PLLDP_SS_CFG,
1989 .ext_misc_reg[2] = PLLDP_SS_CTRL1,
1990 .ext_misc_reg[3] = PLLDP_SS_CTRL2,
1991 .max_p = PLL_QLIN_PDIV_MAX,
1992 .mdiv_default = 1,
1993 .freq_table = pll_dp_freq_table,
1994 .set_defaults = tegra210_plldp_set_defaults,
14050118 1995 .flags = TEGRA_PLL_USE_LOCK,
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1996 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
1997 .set_gain = tegra210_clk_pll_set_gain,
1998 .adjust_vco = tegra210_clk_adjust_vco_min,
1999};
2000
2001static struct div_nmp pllu_nmp = {
2002 .divm_shift = 0,
2003 .divm_width = 8,
2004 .divn_shift = 8,
2005 .divn_width = 8,
2006 .divp_shift = 16,
2007 .divp_width = 5,
2008};
2009
2010static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
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2011 { 12000000, 480000000, 40, 1, 1, 0 },
2012 { 13000000, 480000000, 36, 1, 1, 0 }, /* actual: 468.0 MHz */
2013 { 38400000, 480000000, 25, 2, 1, 0 },
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2014 { 0, 0, 0, 0, 0, 0 },
2015};
2016
2017static struct tegra_clk_pll_params pll_u_vco_params = {
2018 .input_min = 9600000,
2019 .input_max = 800000000,
2020 .cf_min = 9600000,
2021 .cf_max = 19200000,
2022 .vco_min = 350000000,
2023 .vco_max = 700000000,
2024 .base_reg = PLLU_BASE,
2025 .misc_reg = PLLU_MISC0,
2026 .lock_mask = PLL_BASE_LOCK,
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2027 .lock_delay = 1000,
2028 .iddq_reg = PLLU_MISC0,
2029 .iddq_bit_idx = PLLU_IDDQ_BIT,
2030 .ext_misc_reg[0] = PLLU_MISC0,
2031 .ext_misc_reg[1] = PLLU_MISC1,
2032 .round_p_to_pdiv = pll_qlin_p_to_pdiv,
2033 .pdiv_tohw = pll_qlin_pdiv_to_hw,
2034 .div_nmp = &pllu_nmp,
2035 .freq_table = pll_u_freq_table,
14050118 2036 .flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
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2037 .set_defaults = tegra210_pllu_set_defaults,
2038 .calc_rate = tegra210_pll_fixed_mdiv_cfg,
2039};
2040
2041struct utmi_clk_param {
2042 /* Oscillator Frequency in KHz */
2043 u32 osc_frequency;
2044 /* UTMIP PLL Enable Delay Count */
2045 u8 enable_delay_count;
2046 /* UTMIP PLL Stable count */
2047 u16 stable_count;
2048 /* UTMIP PLL Active delay count */
2049 u8 active_delay_count;
2050 /* UTMIP PLL Xtal frequency count */
2051 u16 xtal_freq_count;
2052};
2053
2054static const struct utmi_clk_param utmi_parameters[] = {
2055 {
2056 .osc_frequency = 38400000, .enable_delay_count = 0x0,
2057 .stable_count = 0x0, .active_delay_count = 0x6,
2058 .xtal_freq_count = 0x80
2059 }, {
2060 .osc_frequency = 13000000, .enable_delay_count = 0x02,
2061 .stable_count = 0x33, .active_delay_count = 0x05,
2062 .xtal_freq_count = 0x7f
2063 }, {
2064 .osc_frequency = 19200000, .enable_delay_count = 0x03,
2065 .stable_count = 0x4b, .active_delay_count = 0x06,
2066 .xtal_freq_count = 0xbb
2067 }, {
2068 .osc_frequency = 12000000, .enable_delay_count = 0x02,
2069 .stable_count = 0x2f, .active_delay_count = 0x08,
2070 .xtal_freq_count = 0x76
2071 }, {
2072 .osc_frequency = 26000000, .enable_delay_count = 0x04,
2073 .stable_count = 0x66, .active_delay_count = 0x09,
2074 .xtal_freq_count = 0xfe
2075 }, {
2076 .osc_frequency = 16800000, .enable_delay_count = 0x03,
2077 .stable_count = 0x41, .active_delay_count = 0x0a,
2078 .xtal_freq_count = 0xa4
2079 },
2080};
2081
2082static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
2083 [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
2084 [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
2085 [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
2086 [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
2087 [tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true },
2088 [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
2089 [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
2090 [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
2091 [tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true },
2092 [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
2093 [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
2094 [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
2095 [tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
2096 [tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
2097 [tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
2098 [tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
2099 [tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
2100 [tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
2101 [tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
2102 [tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
2103 [tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
2104 [tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
2105 [tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
2106 [tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
2107 [tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
2108 [tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
2109 [tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
2110 [tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true },
2111 [tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
2112 [tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
2113 [tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
2114 [tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
2115 [tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
2116 [tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
2117 [tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
2118 [tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
2119 [tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
2120 [tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
2121 [tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
2122 [tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
2123 [tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
2124 [tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
2125 [tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
2126 [tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
2127 [tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
2128 [tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
2129 [tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
2130 [tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
2131 [tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
2132 [tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
2133 [tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
2134 [tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
2135 [tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
2136 [tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
2137 [tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
2138 [tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
2139 [tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
2140 [tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
2141 [tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
2142 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
2143 [tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
2144 [tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
2145 [tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
2146 [tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
2147 [tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
2148 [tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
2149 [tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
2150 [tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
2151 [tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
2152 [tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
2153 [tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
2154 [tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
98c4b366 2155 [tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true },
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RK
2156 [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
2157 [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true },
e452b818
TR
2158 [tegra_clk_sor1] = { .dt_id = TEGRA210_CLK_SOR1, .present = true },
2159 [tegra_clk_sor1_src] = { .dt_id = TEGRA210_CLK_SOR1_SRC, .present = true },
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RK
2160 [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
2161 [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
2162 [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
2163 [tegra_clk_vfir] = { .dt_id = TEGRA210_CLK_VFIR, .present = true },
2164 [tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
2165 [tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
2166 [tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
2167 [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
2168 [tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
2169 [tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
2170 [tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
2171 [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
2172 [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true },
2173 [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true },
2174 [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
2175 [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
2176 [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
2177 [tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
2178 [tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
2179 [tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
2180 [tegra_clk_pll_m_out1] = { .dt_id = TEGRA210_CLK_PLL_M_OUT1, .present = true },
2181 [tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
2182 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
2183 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
2184 [tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
2185 [tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
2186 [tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
2187 [tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
2188 [tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
2189 [tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
2190 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
2191 [tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
2192 [tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
2193 [tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
2194 [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
2195 [tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
2196 [tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
2197 [tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
2198 [tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
2199 [tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
2200 [tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
2201 [tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
2202 [tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
2203 [tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
2204 [tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
2205 [tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
2206 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
2207 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
2208 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
2209 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
2210 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
2211 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
2212 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
2213 [tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
2214 [tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
2215 [tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
2216 [tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
2217 [tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
2218 [tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
2219 [tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true },
2220 [tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true },
2221 [tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true },
2222 [tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true },
2223 [tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
2224 [tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
2225 [tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
2226 [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
2227 [tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
2228 [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
2229 [tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
2230 [tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
2231 [tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
2232 [tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
2233 [tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
2234 [tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
2235 [tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
2236 [tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
2237 [tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
2238 [tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
2239 [tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
2240 [tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
2241 [tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
2242 [tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
2243 [tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
2244 [tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
2245 [tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
2246 [tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
2247 [tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
2248 [tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
2249 [tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
2250 [tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
2251 [tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
2252 [tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
2253 [tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
2254 [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true },
2255 [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true },
2256 [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true },
2257 [tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
2258 [tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
2259 [tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
2260 [tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
2261 [tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
2262 [tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
2263 [tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
2264 [tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
2265 [tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
2266 [tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
2267 [tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
2268 [tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
2269 [tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
2270 [tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
2271 [tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
2272 [tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
29569941 2273 [tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true },
6b301a05
RK
2274};
2275
2276static struct tegra_devclk devclks[] __initdata = {
2277 { .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
2278 { .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
2279 { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
2280 { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 },
2281 { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 },
2282 { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
2283 { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
2284 { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
2285 { .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
2286 { .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
2287 { .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
2288 { .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
2289 { .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
2290 { .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
2291 { .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
2292 { .con_id = "pll_m_out1", .dt_id = TEGRA210_CLK_PLL_M_OUT1 },
2293 { .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
2294 { .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
2295 { .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
2296 { .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
2297 { .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
2298 { .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
2299 { .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
2300 { .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
2301 { .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
2302 { .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
2303 { .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
2304 { .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
2305 { .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
2306 { .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
2307 { .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
2308 { .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
2309 { .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
2310 { .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
2311 { .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
2312 { .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
2313 { .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
2314 { .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
2315 { .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
2316 { .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
2317 { .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
2318 { .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
2319 { .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
2320 { .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
2321 { .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
2322 { .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
2323 { .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
2324 { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 },
2325 { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 },
2326 { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 },
2327 { .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK },
2328 { .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
2329 { .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
2330 { .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
2331 { .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
2332 { .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
2333 { .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
2334 { .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
2335 { .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
2336 { .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
2337 { .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
2338 { .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
2339 { .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
2340 { .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
2341 { .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 },
2342};
2343
2344static struct tegra_audio_clk_info tegra210_audio_plls[] = {
2345 { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
2346 { "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
2347};
2348
2349static struct clk **clks;
2350
2351static void tegra210_utmi_param_configure(void __iomem *clk_base)
2352{
2353 u32 reg;
2354 int i;
2355
2356 for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
2357 if (osc_freq == utmi_parameters[i].osc_frequency)
2358 break;
2359 }
2360
2361 if (i >= ARRAY_SIZE(utmi_parameters)) {
2362 pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
2363 osc_freq);
2364 return;
2365 }
2366
2367 reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2368 reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
2369 PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
2370 PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
2371 reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
2372 PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
2373 writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2374
2375 reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2376 reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
2377 writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2378 udelay(1);
2379
2380 reg = readl_relaxed(clk_base + PLLU_BASE);
2381 reg &= ~PLLU_BASE_CLKENABLE_USB;
2382 writel_relaxed(reg, clk_base + PLLU_BASE);
2383
2384 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2385 reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2386 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2387
2388 udelay(10);
2389
2390 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2391
2392 /* Program UTMIP PLL stable and active counts */
2393 /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
2394 reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
2395 reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
2396
2397 reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
2398
2399 reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
2400 active_delay_count);
2401 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2402
2403 /* Program UTMIP PLL delay and oscillator frequency counts */
2404 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2405 reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
2406
2407 reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
2408 enable_delay_count);
2409
2410 reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
2411 reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
2412 xtal_freq_count);
2413
2414 reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
2415 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2416
2417 /* Remove power downs from UTMIP PLL control bits */
2418 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2419 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2420 reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2421 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2422 udelay(1);
2423
2424 /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
2425 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2426 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
2427 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
2428 reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
2429 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
2430 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
2431 reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
2432 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2433
2434 /* Setup HW control of UTMIPLL */
2435 reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2436 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2437 reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2438 writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2439
2440 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2441 reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
2442 reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
2443 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2444
2445 udelay(1);
2446
2447 reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2448 reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
2449 writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2450
2451 udelay(1);
2452
2453 /* Enable HW control UTMIPLL */
2454 reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2455 reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
2456 writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2457}
2458
2459static __init void tegra210_periph_clk_init(void __iomem *clk_base,
2460 void __iomem *pmc_base)
2461{
2462 struct clk *clk;
2463
2464 /* xusb_ss_div2 */
2465 clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
2466 1, 2);
2467 clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;
2468
eede7113
TR
2469 clk = tegra_clk_register_periph_fixed("dpaux", "pll_p", 0, clk_base,
2470 1, 17, 181);
2471 clks[TEGRA210_CLK_DPAUX] = clk;
2472
2473 clk = tegra_clk_register_periph_fixed("dpaux1", "pll_p", 0, clk_base,
2474 1, 17, 207);
2475 clks[TEGRA210_CLK_DPAUX1] = clk;
2476
a91bb605
TR
2477 clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base,
2478 1, 17, 222);
2479 clks[TEGRA210_CLK_SOR_SAFE] = clk;
2480
6b301a05
RK
2481 /* pll_d_dsi_out */
2482 clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
2483 clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
2484 clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;
2485
2486 /* dsia */
2487 clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
2488 clk_base, 0, 48,
2489 periph_clk_enb_refcnt);
2490 clks[TEGRA210_CLK_DSIA] = clk;
2491
2492 /* dsib */
2493 clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
2494 clk_base, 0, 82,
2495 periph_clk_enb_refcnt);
2496 clks[TEGRA210_CLK_DSIB] = clk;
2497
2498 /* emc mux */
2499 clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
2500 ARRAY_SIZE(mux_pllmcp_clkm), 0,
2501 clk_base + CLK_SOURCE_EMC,
2502 29, 3, 0, &emc_lock);
2503
2504 clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
2505 &emc_lock);
2506 clks[TEGRA210_CLK_MC] = clk;
2507
2508 /* cml0 */
2509 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
2510 0, 0, &pll_e_lock);
2511 clk_register_clkdev(clk, "cml0", NULL);
2512 clks[TEGRA210_CLK_CML0] = clk;
2513
2514 /* cml1 */
2515 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
2516 1, 0, &pll_e_lock);
2517 clk_register_clkdev(clk, "cml1", NULL);
2518 clks[TEGRA210_CLK_CML1] = clk;
2519
2520 tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
2521}
2522
2523static void __init tegra210_pll_init(void __iomem *clk_base,
2524 void __iomem *pmc)
2525{
2526 u32 val;
2527 struct clk *clk;
2528
2529 /* PLLC */
2530 clk = tegra_clk_register_pllxc_tegra210("pll_c", "pll_ref", clk_base,
2531 pmc, 0, &pll_c_params, NULL);
2532 if (!WARN_ON(IS_ERR(clk)))
2533 clk_register_clkdev(clk, "pll_c", NULL);
2534 clks[TEGRA210_CLK_PLL_C] = clk;
2535
2536 /* PLLC_OUT1 */
2537 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
2538 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2539 8, 8, 1, NULL);
2540 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
2541 clk_base + PLLC_OUT, 1, 0,
2542 CLK_SET_RATE_PARENT, 0, NULL);
2543 clk_register_clkdev(clk, "pll_c_out1", NULL);
2544 clks[TEGRA210_CLK_PLL_C_OUT1] = clk;
2545
2546 /* PLLC_UD */
2547 clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
2548 CLK_SET_RATE_PARENT, 1, 1);
2549 clk_register_clkdev(clk, "pll_c_ud", NULL);
2550 clks[TEGRA210_CLK_PLL_C_UD] = clk;
2551
2552 /* PLLC2 */
2553 clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
2554 pmc, 0, &pll_c2_params, NULL);
2555 clk_register_clkdev(clk, "pll_c2", NULL);
2556 clks[TEGRA210_CLK_PLL_C2] = clk;
2557
2558 /* PLLC3 */
2559 clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
2560 pmc, 0, &pll_c3_params, NULL);
2561 clk_register_clkdev(clk, "pll_c3", NULL);
2562 clks[TEGRA210_CLK_PLL_C3] = clk;
2563
2564 /* PLLM */
2565 clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
2566 CLK_SET_RATE_GATE, &pll_m_params, NULL);
2567 clk_register_clkdev(clk, "pll_m", NULL);
2568 clks[TEGRA210_CLK_PLL_M] = clk;
2569
2570 /* PLLMB */
2571 clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
2572 CLK_SET_RATE_GATE, &pll_mb_params, NULL);
2573 clk_register_clkdev(clk, "pll_mb", NULL);
2574 clks[TEGRA210_CLK_PLL_MB] = clk;
2575
2576 clk_register_clkdev(clk, "pll_m_out1", NULL);
2577 clks[TEGRA210_CLK_PLL_M_OUT1] = clk;
2578
2579 /* PLLM_UD */
2580 clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
2581 CLK_SET_RATE_PARENT, 1, 1);
2582 clk_register_clkdev(clk, "pll_m_ud", NULL);
2583 clks[TEGRA210_CLK_PLL_M_UD] = clk;
2584
2585 /* PLLU_VCO */
2586 val = readl(clk_base + pll_u_vco_params.base_reg);
2d5b6cf8 2587 val &= ~PLLU_BASE_OVERRIDE; /* disable PLLU_OVERRIDE */
6b301a05
RK
2588 writel(val, clk_base + pll_u_vco_params.base_reg);
2589
2590 clk = tegra_clk_register_pllre("pll_u_vco", "pll_ref", clk_base, pmc,
2591 0, &pll_u_vco_params, &pll_u_lock, pll_ref_freq);
2592 clk_register_clkdev(clk, "pll_u_vco", NULL);
2593 clks[TEGRA210_CLK_PLL_U] = clk;
2594
2595 /* PLLU_OUT */
2596 clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
2597 clk_base + PLLU_BASE, 16, 4, 0,
2598 pll_vco_post_div_table, NULL);
2599 clk_register_clkdev(clk, "pll_u_out", NULL);
2600 clks[TEGRA210_CLK_PLL_U_OUT] = clk;
2601
2602 /* PLLU_OUT1 */
2603 clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
2604 clk_base + PLLU_OUTA, 0,
2605 TEGRA_DIVIDER_ROUND_UP,
2606 8, 8, 1, &pll_u_lock);
2607 clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
2608 clk_base + PLLU_OUTA, 1, 0,
2609 CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2610 clk_register_clkdev(clk, "pll_u_out1", NULL);
2611 clks[TEGRA210_CLK_PLL_U_OUT1] = clk;
2612
2613 /* PLLU_OUT2 */
2614 clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
2615 clk_base + PLLU_OUTA, 0,
2616 TEGRA_DIVIDER_ROUND_UP,
2617 24, 8, 1, &pll_u_lock);
2618 clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
2619 clk_base + PLLU_OUTA, 17, 16,
2620 CLK_SET_RATE_PARENT, 0, &pll_u_lock);
2621 clk_register_clkdev(clk, "pll_u_out2", NULL);
2622 clks[TEGRA210_CLK_PLL_U_OUT2] = clk;
2623
2624 tegra210_utmi_param_configure(clk_base);
2625
2626 /* PLLU_480M */
2627 clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
2628 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2629 22, 0, &pll_u_lock);
2630 clk_register_clkdev(clk, "pll_u_480M", NULL);
2631 clks[TEGRA210_CLK_PLL_U_480M] = clk;
2632
2633 /* PLLU_60M */
2634 clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
2635 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2636 23, 0, NULL);
2637 clk_register_clkdev(clk, "pll_u_60M", NULL);
2638 clks[TEGRA210_CLK_PLL_U_60M] = clk;
2639
2640 /* PLLU_48M */
2641 clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
2642 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
2643 25, 0, NULL);
2644 clk_register_clkdev(clk, "pll_u_48M", NULL);
2645 clks[TEGRA210_CLK_PLL_U_48M] = clk;
2646
2647 /* PLLD */
2648 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
2649 &pll_d_params, &pll_d_lock);
2650 clk_register_clkdev(clk, "pll_d", NULL);
2651 clks[TEGRA210_CLK_PLL_D] = clk;
2652
2653 /* PLLD_OUT0 */
2654 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
2655 CLK_SET_RATE_PARENT, 1, 2);
2656 clk_register_clkdev(clk, "pll_d_out0", NULL);
2657 clks[TEGRA210_CLK_PLL_D_OUT0] = clk;
2658
2659 /* PLLRE */
926655f9
RK
2660 clk = tegra_clk_register_pllre_tegra210("pll_re_vco", "pll_ref",
2661 clk_base, pmc, 0,
2662 &pll_re_vco_params,
2663 &pll_re_lock, pll_ref_freq);
6b301a05
RK
2664 clk_register_clkdev(clk, "pll_re_vco", NULL);
2665 clks[TEGRA210_CLK_PLL_RE_VCO] = clk;
2666
2667 clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
2668 clk_base + PLLRE_BASE, 16, 5, 0,
2669 pll_vco_post_div_table, &pll_re_lock);
2670 clk_register_clkdev(clk, "pll_re_out", NULL);
2671 clks[TEGRA210_CLK_PLL_RE_OUT] = clk;
2672
926655f9
RK
2673 clk = tegra_clk_register_divider("pll_re_out1_div", "pll_re_vco",
2674 clk_base + PLLRE_OUT1, 0,
2675 TEGRA_DIVIDER_ROUND_UP,
2676 8, 8, 1, NULL);
2677 clk = tegra_clk_register_pll_out("pll_re_out1", "pll_re_out1_div",
2678 clk_base + PLLRE_OUT1, 1, 0,
2679 CLK_SET_RATE_PARENT, 0, NULL);
2680 clks[TEGRA210_CLK_PLL_RE_OUT1] = clk;
2681
6b301a05
RK
2682 /* PLLE */
2683 clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
2684 clk_base, 0, &pll_e_params, NULL);
2685 clk_register_clkdev(clk, "pll_e", NULL);
2686 clks[TEGRA210_CLK_PLL_E] = clk;
2687
2688 /* PLLC4 */
2689 clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
2690 0, &pll_c4_vco_params, NULL, pll_ref_freq);
2691 clk_register_clkdev(clk, "pll_c4_vco", NULL);
2692 clks[TEGRA210_CLK_PLL_C4] = clk;
2693
2694 /* PLLC4_OUT0 */
2695 clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
2696 clk_base + PLLC4_BASE, 19, 4, 0,
2697 pll_vco_post_div_table, NULL);
2698 clk_register_clkdev(clk, "pll_c4_out0", NULL);
2699 clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;
2700
2701 /* PLLC4_OUT1 */
2702 clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
2703 CLK_SET_RATE_PARENT, 1, 3);
2704 clk_register_clkdev(clk, "pll_c4_out1", NULL);
2705 clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;
2706
2707 /* PLLC4_OUT2 */
2708 clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
2709 CLK_SET_RATE_PARENT, 1, 5);
2710 clk_register_clkdev(clk, "pll_c4_out2", NULL);
2711 clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;
2712
2713 /* PLLC4_OUT3 */
2714 clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
2715 clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
2716 8, 8, 1, NULL);
2717 clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
2718 clk_base + PLLC4_OUT, 1, 0,
2719 CLK_SET_RATE_PARENT, 0, NULL);
2720 clk_register_clkdev(clk, "pll_c4_out3", NULL);
2721 clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;
2722
2723 /* PLLDP */
2724 clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
2725 0, &pll_dp_params, NULL);
2726 clk_register_clkdev(clk, "pll_dp", NULL);
2727 clks[TEGRA210_CLK_PLL_DP] = clk;
2728
2729 /* PLLD2 */
2730 clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
2731 0, &pll_d2_params, NULL);
2732 clk_register_clkdev(clk, "pll_d2", NULL);
2733 clks[TEGRA210_CLK_PLL_D2] = clk;
2734
2735 /* PLLD2_OUT0 */
2736 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
2737 CLK_SET_RATE_PARENT, 1, 1);
2738 clk_register_clkdev(clk, "pll_d2_out0", NULL);
2739 clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;
2740
2741 /* PLLP_OUT2 */
2742 clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
2743 CLK_SET_RATE_PARENT, 1, 2);
2744 clk_register_clkdev(clk, "pll_p_out2", NULL);
2745 clks[TEGRA210_CLK_PLL_P_OUT2] = clk;
2746
2747}
2748
2749/* Tegra210 CPU clock and reset control functions */
2750static void tegra210_wait_cpu_in_reset(u32 cpu)
2751{
2752 unsigned int reg;
2753
2754 do {
2755 reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
2756 cpu_relax();
2757 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */
2758}
2759
2760static void tegra210_disable_cpu_clock(u32 cpu)
2761{
2762 /* flow controller would take care in the power sequence. */
2763}
2764
2765#ifdef CONFIG_PM_SLEEP
2766static void tegra210_cpu_clock_suspend(void)
2767{
2768 /* switch coresite to clk_m, save off original source */
2769 tegra210_cpu_clk_sctx.clk_csite_src =
2770 readl(clk_base + CLK_SOURCE_CSITE);
2771 writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
2772}
2773
2774static void tegra210_cpu_clock_resume(void)
2775{
2776 writel(tegra210_cpu_clk_sctx.clk_csite_src,
2777 clk_base + CLK_SOURCE_CSITE);
2778}
2779#endif
2780
2781static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
2782 .wait_for_reset = tegra210_wait_cpu_in_reset,
2783 .disable_clock = tegra210_disable_cpu_clock,
2784#ifdef CONFIG_PM_SLEEP
2785 .suspend = tegra210_cpu_clock_suspend,
2786 .resume = tegra210_cpu_clock_resume,
2787#endif
2788};
2789
2790static const struct of_device_id pmc_match[] __initconst = {
2791 { .compatible = "nvidia,tegra210-pmc" },
2792 { },
2793};
2794
2795static struct tegra_clk_init_table init_table[] __initdata = {
2796 { TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
2797 { TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
2798 { TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
2799 { TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
2800 { TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 },
2801 { TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 },
2802 { TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 },
2803 { TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 },
2804 { TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 },
2805 { TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2806 { TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2807 { TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2808 { TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2809 { TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
2810 { TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
2811 { TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
2812 { TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 1 },
2813 { TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
2814 { TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
2815 { TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
2816 { TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 },
6b301a05
RK
2817 { TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
2818 { TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
2819 { TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
2820 { TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
2821 { TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
2822 { TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
2823 { TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
2824 { TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
2825 { TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
2826 { TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
2827 { TEGRA210_CLK_EMC, TEGRA210_CLK_CLK_MAX, 0, 1 },
2828 { TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
2829 { TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
2830 { TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
2831 { TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
2832 { TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
2833 { TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
2834 { TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
2835 { TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
2836 { TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
2837 { TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
2838 { TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
2839 { TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
2840 /* This MUST be the last entry. */
2841 { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
2842};
2843
2844/**
2845 * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
2846 *
2847 * Program an initial clock rate and enable or disable clocks needed
2848 * by the rest of the kernel, for Tegra210 SoCs. It is intended to be
2849 * called by assigning a pointer to it to tegra_clk_apply_init_table -
2850 * this will be called as an arch_initcall. No return value.
2851 */
2852static void __init tegra210_clock_apply_init_table(void)
2853{
2854 tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
2855}
2856
2857/**
2858 * tegra210_clock_init - Tegra210-specific clock initialization
2859 * @np: struct device_node * of the DT node for the SoC CAR IP block
2860 *
2861 * Register most SoC clocks for the Tegra210 system-on-chip. Intended
2862 * to be called by the OF init code when a DT node with the
2863 * "nvidia,tegra210-car" string is encountered, and declared with
2864 * CLK_OF_DECLARE. No return value.
2865 */
2866static void __init tegra210_clock_init(struct device_node *np)
2867{
2868 struct device_node *node;
2869 u32 value, clk_m_div;
2870
2871 clk_base = of_iomap(np, 0);
2872 if (!clk_base) {
2873 pr_err("ioremap tegra210 CAR failed\n");
2874 return;
2875 }
2876
2877 node = of_find_matching_node(NULL, pmc_match);
2878 if (!node) {
2879 pr_err("Failed to find pmc node\n");
2880 WARN_ON(1);
2881 return;
2882 }
2883
2884 pmc_base = of_iomap(node, 0);
2885 if (!pmc_base) {
2886 pr_err("Can't map pmc registers\n");
2887 WARN_ON(1);
2888 return;
2889 }
2890
2891 clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
2892 TEGRA210_CAR_BANK_COUNT);
2893 if (!clks)
2894 return;
2895
2896 value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
2897 clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;
2898
2899 if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
2900 ARRAY_SIZE(tegra210_input_freq), clk_m_div,
2901 &osc_freq, &pll_ref_freq) < 0)
2902 return;
2903
2904 tegra_fixed_clk_init(tegra210_clks);
2905 tegra210_pll_init(clk_base, pmc_base);
2906 tegra210_periph_clk_init(clk_base, pmc_base);
2907 tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
2908 tegra210_audio_plls,
2909 ARRAY_SIZE(tegra210_audio_plls));
2910 tegra_pmc_clk_init(pmc_base, tegra210_clks);
2911
2912 /* For Tegra210, PLLD is the only source for DSIA & DSIB */
2913 value = clk_readl(clk_base + PLLD_BASE);
2914 value &= ~BIT(25);
2915 clk_writel(value, clk_base + PLLD_BASE);
2916
2917 tegra_clk_apply_init_table = tegra210_clock_apply_init_table;
2918
2919 tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
2920 &pll_x_params);
2921 tegra_add_of_provider(np);
2922 tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
2923
2924 tegra_cpu_car_ops = &tegra210_cpu_car_ops;
2925}
2926CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);