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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Author: MontaVista Software, Inc. | |
3 | * source@mvista.com | |
4 | * | |
6fe2a568 | 5 | * Copyright 2001-2006 MontaVista Software Inc. |
1da177e4 LT |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2 of the License, or (at your | |
10 | * option) any later version. | |
11 | * | |
12 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
13 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
14 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
15 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
16 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | |
17 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS | |
18 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
19 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
20 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
21 | * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
22 | * | |
23 | * You should have received a copy of the GNU General Public License along | |
24 | * with this program; if not, write to the Free Software Foundation, Inc., | |
25 | * 675 Mass Ave, Cambridge, MA 02139, USA. | |
26 | */ | |
22b1d707 AN |
27 | #ifndef __ASM_TXX9_TX4927_H |
28 | #define __ASM_TXX9_TX4927_H | |
1da177e4 | 29 | |
89d63fe1 AN |
30 | #include <linux/types.h> |
31 | #include <linux/io.h> | |
c87abd75 | 32 | #include <asm/txx9irq.h> |
89d63fe1 | 33 | #include <asm/txx9/tx4927pcic.h> |
1da177e4 | 34 | |
255033a9 AN |
35 | #ifdef CONFIG_64BIT |
36 | #define TX4927_REG_BASE 0xffffffffff1f0000UL | |
37 | #else | |
38 | #define TX4927_REG_BASE 0xff1f0000UL | |
39 | #endif | |
40 | #define TX4927_REG_SIZE 0x00010000 | |
41 | ||
42 | #define TX4927_SDRAMC_REG (TX4927_REG_BASE + 0x8000) | |
43 | #define TX4927_EBUSC_REG (TX4927_REG_BASE + 0x9000) | |
f48c8c95 | 44 | #define TX4927_DMA_REG (TX4927_REG_BASE + 0xb000) |
255033a9 AN |
45 | #define TX4927_PCIC_REG (TX4927_REG_BASE + 0xd000) |
46 | #define TX4927_CCFG_REG (TX4927_REG_BASE + 0xe000) | |
47 | #define TX4927_IRC_REG (TX4927_REG_BASE + 0xf600) | |
b29eee49 | 48 | #define TX4927_NR_TMR 3 |
255033a9 | 49 | #define TX4927_TMR_REG(ch) (TX4927_REG_BASE + 0xf000 + (ch) * 0x100) |
94a4c329 AN |
50 | #define TX4927_NR_SIO 2 |
51 | #define TX4927_SIO_REG(ch) (TX4927_REG_BASE + 0xf300 + (ch) * 0x100) | |
52 | #define TX4927_PIO_REG (TX4927_REG_BASE + 0xf500) | |
742cd586 | 53 | #define TX4927_ACLC_REG (TX4927_REG_BASE + 0xf700) |
b29eee49 | 54 | |
74894363 AN |
55 | #define TX4927_IR_ECCERR 0 |
56 | #define TX4927_IR_WTOERR 1 | |
57 | #define TX4927_NUM_IR_INT 6 | |
edcaf1a6 | 58 | #define TX4927_IR_INT(n) (2 + (n)) |
74894363 | 59 | #define TX4927_NUM_IR_SIO 2 |
edcaf1a6 | 60 | #define TX4927_IR_SIO(n) (8 + (n)) |
74894363 AN |
61 | #define TX4927_NUM_IR_DMA 4 |
62 | #define TX4927_IR_DMA(n) (10 + (n)) | |
63 | #define TX4927_IR_PIO 14 | |
64 | #define TX4927_IR_PDMAC 15 | |
b29eee49 | 65 | #define TX4927_IR_PCIC 16 |
94a4c329 AN |
66 | #define TX4927_NUM_IR_TMR 3 |
67 | #define TX4927_IR_TMR(n) (17 + (n)) | |
b29eee49 | 68 | #define TX4927_IR_PCIERR 22 |
74894363 AN |
69 | #define TX4927_IR_PCIPME 23 |
70 | #define TX4927_IR_ACLC 24 | |
71 | #define TX4927_IR_ACLCPME 25 | |
89d63fe1 | 72 | #define TX4927_NUM_IR 32 |
b29eee49 | 73 | |
edcaf1a6 AN |
74 | #define TX4927_IRC_INT 2 /* IP[2] in Status register */ |
75 | ||
94a4c329 AN |
76 | #define TX4927_NUM_PIO 16 |
77 | ||
b29eee49 | 78 | struct tx4927_sdramc_reg { |
255033a9 AN |
79 | u64 cr[4]; |
80 | u64 unused0[4]; | |
81 | u64 tr; | |
82 | u64 unused1[2]; | |
83 | u64 cmd; | |
b29eee49 AN |
84 | }; |
85 | ||
86 | struct tx4927_ebusc_reg { | |
255033a9 | 87 | u64 cr[8]; |
b29eee49 AN |
88 | }; |
89 | ||
90 | struct tx4927_ccfg_reg { | |
89d63fe1 AN |
91 | u64 ccfg; |
92 | u64 crir; | |
93 | u64 pcfg; | |
94 | u64 toea; | |
95 | u64 clkctr; | |
96 | u64 unused0; | |
97 | u64 garbc; | |
98 | u64 unused1; | |
99 | u64 unused2; | |
100 | u64 ramp; | |
b29eee49 AN |
101 | }; |
102 | ||
b29eee49 AN |
103 | /* |
104 | * CCFG | |
105 | */ | |
106 | /* CCFG : Chip Configuration */ | |
89d63fe1 AN |
107 | #define TX4927_CCFG_WDRST 0x0000020000000000ULL |
108 | #define TX4927_CCFG_WDREXEN 0x0000010000000000ULL | |
109 | #define TX4927_CCFG_BCFG_MASK 0x000000ff00000000ULL | |
110 | #define TX4927_CCFG_TINTDIS 0x01000000 | |
b29eee49 | 111 | #define TX4927_CCFG_PCI66 0x00800000 |
89d63fe1 AN |
112 | #define TX4927_CCFG_PCIMODE 0x00400000 |
113 | #define TX4927_CCFG_DIVMODE_MASK 0x000e0000 | |
114 | #define TX4927_CCFG_DIVMODE_8 (0x0 << 17) | |
115 | #define TX4927_CCFG_DIVMODE_12 (0x1 << 17) | |
116 | #define TX4927_CCFG_DIVMODE_16 (0x2 << 17) | |
117 | #define TX4927_CCFG_DIVMODE_10 (0x3 << 17) | |
118 | #define TX4927_CCFG_DIVMODE_2 (0x4 << 17) | |
119 | #define TX4927_CCFG_DIVMODE_3 (0x5 << 17) | |
120 | #define TX4927_CCFG_DIVMODE_4 (0x6 << 17) | |
121 | #define TX4927_CCFG_DIVMODE_2_5 (0x7 << 17) | |
122 | #define TX4927_CCFG_BEOW 0x00010000 | |
123 | #define TX4927_CCFG_WR 0x00008000 | |
124 | #define TX4927_CCFG_TOE 0x00004000 | |
125 | #define TX4927_CCFG_PCIARB 0x00002000 | |
b29eee49 AN |
126 | #define TX4927_CCFG_PCIDIVMODE_MASK 0x00001800 |
127 | #define TX4927_CCFG_PCIDIVMODE_2_5 0x00000000 | |
128 | #define TX4927_CCFG_PCIDIVMODE_3 0x00000800 | |
129 | #define TX4927_CCFG_PCIDIVMODE_5 0x00001000 | |
130 | #define TX4927_CCFG_PCIDIVMODE_6 0x00001800 | |
89d63fe1 AN |
131 | #define TX4927_CCFG_SYSSP_MASK 0x000000c0 |
132 | #define TX4927_CCFG_ENDIAN 0x00000004 | |
133 | #define TX4927_CCFG_HALT 0x00000002 | |
134 | #define TX4927_CCFG_ACEHOLD 0x00000001 | |
135 | #define TX4927_CCFG_W1CBITS (TX4927_CCFG_WDRST | TX4927_CCFG_BEOW) | |
b29eee49 AN |
136 | |
137 | /* PCFG : Pin Configuration */ | |
89d63fe1 AN |
138 | #define TX4927_PCFG_SDCLKDLY_MASK 0x30000000 |
139 | #define TX4927_PCFG_SDCLKDLY(d) ((d)<<28) | |
140 | #define TX4927_PCFG_SYSCLKEN 0x08000000 | |
141 | #define TX4927_PCFG_SDCLKEN_ALL 0x07800000 | |
142 | #define TX4927_PCFG_SDCLKEN(ch) (0x00800000<<(ch)) | |
b29eee49 AN |
143 | #define TX4927_PCFG_PCICLKEN_ALL 0x003f0000 |
144 | #define TX4927_PCFG_PCICLKEN(ch) (0x00010000<<(ch)) | |
89d63fe1 AN |
145 | #define TX4927_PCFG_SEL2 0x00000200 |
146 | #define TX4927_PCFG_SEL1 0x00000100 | |
147 | #define TX4927_PCFG_DMASEL_ALL 0x000000ff | |
148 | #define TX4927_PCFG_DMASEL0_MASK 0x00000003 | |
149 | #define TX4927_PCFG_DMASEL1_MASK 0x0000000c | |
150 | #define TX4927_PCFG_DMASEL2_MASK 0x00000030 | |
151 | #define TX4927_PCFG_DMASEL3_MASK 0x000000c0 | |
152 | #define TX4927_PCFG_DMASEL0_DRQ0 0x00000000 | |
153 | #define TX4927_PCFG_DMASEL0_SIO1 0x00000001 | |
154 | #define TX4927_PCFG_DMASEL0_ACL0 0x00000002 | |
155 | #define TX4927_PCFG_DMASEL0_ACL2 0x00000003 | |
156 | #define TX4927_PCFG_DMASEL1_DRQ1 0x00000000 | |
157 | #define TX4927_PCFG_DMASEL1_SIO1 0x00000004 | |
158 | #define TX4927_PCFG_DMASEL1_ACL1 0x00000008 | |
159 | #define TX4927_PCFG_DMASEL1_ACL3 0x0000000c | |
160 | #define TX4927_PCFG_DMASEL2_DRQ2 0x00000000 /* SEL2=0 */ | |
161 | #define TX4927_PCFG_DMASEL2_SIO0 0x00000010 /* SEL2=0 */ | |
162 | #define TX4927_PCFG_DMASEL2_ACL1 0x00000000 /* SEL2=1 */ | |
163 | #define TX4927_PCFG_DMASEL2_ACL2 0x00000020 /* SEL2=1 */ | |
164 | #define TX4927_PCFG_DMASEL2_ACL0 0x00000030 /* SEL2=1 */ | |
165 | #define TX4927_PCFG_DMASEL3_DRQ3 0x00000000 | |
166 | #define TX4927_PCFG_DMASEL3_SIO0 0x00000040 | |
167 | #define TX4927_PCFG_DMASEL3_ACL3 0x00000080 | |
168 | #define TX4927_PCFG_DMASEL3_ACL1 0x000000c0 | |
b29eee49 AN |
169 | |
170 | /* CLKCTR : Clock Control */ | |
89d63fe1 AN |
171 | #define TX4927_CLKCTR_ACLCKD 0x02000000 |
172 | #define TX4927_CLKCTR_PIOCKD 0x01000000 | |
173 | #define TX4927_CLKCTR_DMACKD 0x00800000 | |
b29eee49 | 174 | #define TX4927_CLKCTR_PCICKD 0x00400000 |
89d63fe1 AN |
175 | #define TX4927_CLKCTR_TM0CKD 0x00100000 |
176 | #define TX4927_CLKCTR_TM1CKD 0x00080000 | |
177 | #define TX4927_CLKCTR_TM2CKD 0x00040000 | |
178 | #define TX4927_CLKCTR_SIO0CKD 0x00020000 | |
179 | #define TX4927_CLKCTR_SIO1CKD 0x00010000 | |
180 | #define TX4927_CLKCTR_ACLRST 0x00000200 | |
181 | #define TX4927_CLKCTR_PIORST 0x00000100 | |
182 | #define TX4927_CLKCTR_DMARST 0x00000080 | |
b29eee49 | 183 | #define TX4927_CLKCTR_PCIRST 0x00000040 |
89d63fe1 AN |
184 | #define TX4927_CLKCTR_TM0RST 0x00000010 |
185 | #define TX4927_CLKCTR_TM1RST 0x00000008 | |
186 | #define TX4927_CLKCTR_TM2RST 0x00000004 | |
187 | #define TX4927_CLKCTR_SIO0RST 0x00000002 | |
188 | #define TX4927_CLKCTR_SIO1RST 0x00000001 | |
b29eee49 | 189 | |
255033a9 AN |
190 | #define tx4927_sdramcptr \ |
191 | ((struct tx4927_sdramc_reg __iomem *)TX4927_SDRAMC_REG) | |
89d63fe1 AN |
192 | #define tx4927_pcicptr \ |
193 | ((struct tx4927_pcic_reg __iomem *)TX4927_PCIC_REG) | |
194 | #define tx4927_ccfgptr \ | |
195 | ((struct tx4927_ccfg_reg __iomem *)TX4927_CCFG_REG) | |
255033a9 AN |
196 | #define tx4927_ebuscptr \ |
197 | ((struct tx4927_ebusc_reg __iomem *)TX4927_EBUSC_REG) | |
94a4c329 AN |
198 | #define tx4927_pioptr ((struct txx9_pio_reg __iomem *)TX4927_PIO_REG) |
199 | ||
200 | #define TX4927_REV_PCODE() \ | |
201 | ((__u32)__raw_readq(&tx4927_ccfgptr->crir) >> 16) | |
255033a9 AN |
202 | |
203 | #define TX4927_SDRAMC_CR(ch) __raw_readq(&tx4927_sdramcptr->cr[(ch)]) | |
204 | #define TX4927_SDRAMC_BA(ch) ((TX4927_SDRAMC_CR(ch) >> 49) << 21) | |
205 | #define TX4927_SDRAMC_SIZE(ch) \ | |
206 | ((((TX4927_SDRAMC_CR(ch) >> 33) & 0x7fff) + 1) << 21) | |
207 | ||
208 | #define TX4927_EBUSC_CR(ch) __raw_readq(&tx4927_ebuscptr->cr[(ch)]) | |
209 | #define TX4927_EBUSC_BA(ch) ((TX4927_EBUSC_CR(ch) >> 48) << 20) | |
210 | #define TX4927_EBUSC_SIZE(ch) \ | |
211 | (0x00100000 << ((unsigned long)(TX4927_EBUSC_CR(ch) >> 8) & 0xf)) | |
51f607c7 AN |
212 | #define TX4927_EBUSC_WIDTH(ch) \ |
213 | (64 >> ((__u32)(TX4927_EBUSC_CR(ch) >> 20) & 0x3)) | |
b29eee49 | 214 | |
89d63fe1 AN |
215 | /* utilities */ |
216 | static inline void txx9_clear64(__u64 __iomem *adr, __u64 bits) | |
217 | { | |
218 | #ifdef CONFIG_32BIT | |
219 | unsigned long flags; | |
220 | local_irq_save(flags); | |
221 | #endif | |
222 | ____raw_writeq(____raw_readq(adr) & ~bits, adr); | |
223 | #ifdef CONFIG_32BIT | |
224 | local_irq_restore(flags); | |
225 | #endif | |
226 | } | |
227 | static inline void txx9_set64(__u64 __iomem *adr, __u64 bits) | |
228 | { | |
229 | #ifdef CONFIG_32BIT | |
230 | unsigned long flags; | |
231 | local_irq_save(flags); | |
232 | #endif | |
233 | ____raw_writeq(____raw_readq(adr) | bits, adr); | |
234 | #ifdef CONFIG_32BIT | |
235 | local_irq_restore(flags); | |
236 | #endif | |
237 | } | |
238 | ||
239 | /* These functions are not interrupt safe. */ | |
240 | static inline void tx4927_ccfg_clear(__u64 bits) | |
241 | { | |
242 | ____raw_writeq(____raw_readq(&tx4927_ccfgptr->ccfg) | |
243 | & ~(TX4927_CCFG_W1CBITS | bits), | |
244 | &tx4927_ccfgptr->ccfg); | |
245 | } | |
246 | static inline void tx4927_ccfg_set(__u64 bits) | |
247 | { | |
248 | ____raw_writeq((____raw_readq(&tx4927_ccfgptr->ccfg) | |
249 | & ~TX4927_CCFG_W1CBITS) | bits, | |
250 | &tx4927_ccfgptr->ccfg); | |
251 | } | |
252 | static inline void tx4927_ccfg_change(__u64 change, __u64 new) | |
253 | { | |
254 | ____raw_writeq((____raw_readq(&tx4927_ccfgptr->ccfg) | |
255 | & ~(TX4927_CCFG_W1CBITS | change)) | | |
256 | new, | |
257 | &tx4927_ccfgptr->ccfg); | |
258 | } | |
259 | ||
255033a9 | 260 | unsigned int tx4927_get_mem_size(void); |
68314725 | 261 | void tx4927_wdt_init(void); |
94a4c329 AN |
262 | void tx4927_setup(void); |
263 | void tx4927_time_init(unsigned int tmrnr); | |
7779a5e0 | 264 | void tx4927_sio_init(unsigned int sclk, unsigned int cts_mask); |
89d63fe1 AN |
265 | int tx4927_report_pciclk(void); |
266 | int tx4927_pciclk66_setup(void); | |
455cc256 | 267 | void tx4927_setup_pcierr_irq(void); |
edcaf1a6 | 268 | void tx4927_irq_init(void); |
51f607c7 | 269 | void tx4927_mtd_init(int ch); |
f48c8c95 | 270 | void tx4927_dmac_init(int memcpy_chan); |
742cd586 | 271 | void tx4927_aclc_init(unsigned int dma_chan_out, unsigned int dma_chan_in); |
b29eee49 | 272 | |
22b1d707 | 273 | #endif /* __ASM_TXX9_TX4927_H */ |