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1/*
2 * Copyright (C) 2015 Phytec Messtechnik GmbH
3 * Author: Teresa Remmet <t.remmet@phytec.de>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 */
9
10#include "am33xx.dtsi"
03752148 11#include <dt-bindings/interrupt-controller/irq.h>
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12
13/ {
14 model = "Phytec AM335x phyCORE";
15 compatible = "phytec,am335x-phycore-som", "ti,am33xx";
16
17 aliases {
18 rtc0 = &i2c_rtc;
19 rtc1 = &rtc;
20 };
21
22 cpus {
23 cpu@0 {
24 cpu0-supply = <&vdd1_reg>;
25 };
26 };
27
28 memory {
29 device_type = "memory";
30 reg = <0x80000000 0x10000000>; /* 256 MB */
31 };
32
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33 regulators {
34 compatible = "simple-bus";
35
36 vcc5v: fixedregulator@0 {
37 compatible = "regulator-fixed";
38 regulator-name = "vcc5v";
39 regulator-min-microvolt = <5000000>;
40 regulator-max-microvolt = <5000000>;
41 regulator-boot-on;
42 regulator-always-on;
43 };
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44 };
45};
46
47/* Crypto Module */
48&aes {
49 status = "okay";
50};
51
52&sham {
53 status = "okay";
54};
55
56/* Ethernet */
57&am33xx_pinmux {
58 ethernet0_pins: pinmux_ethernet0 {
59 pinctrl-single,pins = <
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60 AM33XX_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_crs.rmii1_crs_dv */
61 AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxerr.rmii1_rxerr */
62 AM33XX_IOPAD(0x914, PIN_OUTPUT | MUX_MODE1) /* mii1_txen.rmii1_txen */
63 AM33XX_IOPAD(0x924, PIN_OUTPUT | MUX_MODE1) /* mii1_txd1.rmii1_txd1 */
64 AM33XX_IOPAD(0x928, PIN_OUTPUT | MUX_MODE1) /* mii1_txd0.rmii1_txd0 */
65 AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd1.rmii1_rxd1 */
66 AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd0.rmii1_rxd0 */
67 AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii1_refclk.rmii1_refclk */
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68 >;
69 };
70
71 mdio_pins: pinmux_mdio {
72 pinctrl-single,pins = <
73 /* MDIO */
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74 AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */
75 AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */
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76 >;
77 };
78};
79
80&cpsw_emac0 {
81 phy_id = <&davinci_mdio>, <0>;
82 phy-mode = "rmii";
83 dual_emac_res_vlan = <1>;
84};
85
86&davinci_mdio {
87 pinctrl-names = "default";
88 pinctrl-0 = <&mdio_pins>;
89 status = "okay";
90};
91
92&mac {
93 slaves = <1>;
94 pinctrl-names = "default";
95 pinctrl-0 = <&ethernet0_pins>;
96 status = "okay";
97};
98
99&phy_sel {
100 rmii-clock-ext;
101};
102
103/* I2C Busses */
104&am33xx_pinmux {
105 i2c0_pins: pinmux_i2c0 {
106 pinctrl-single,pins = <
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107 AM33XX_IOPAD(0x988, PIN_INPUT | MUX_MODE0) /* i2c0_sda.i2c0_sda */
108 AM33XX_IOPAD(0x98c, PIN_INPUT | MUX_MODE0) /* i2c0_scl.i2c0_scl */
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109 >;
110 };
111};
112
113&i2c0 {
114 pinctrl-names = "default";
115 pinctrl-0 = <&i2c0_pins>;
116 clock-frequency = <400000>;
117 status = "okay";
118
119 tps: pmic@2d {
120 reg = <0x2d>;
121 };
122
123 i2c_eeprom: eeprom@52 {
124 compatible = "atmel,24c32";
125 pagesize = <32>;
126 reg = <0x52>;
127 status = "disabled";
128 };
129
130 i2c_rtc: rtc@68 {
131 compatible = "rv4162";
132 reg = <0x68>;
133 status = "disabled";
134 };
135};
136
137/* NAND memory */
138&am33xx_pinmux {
139 nandflash_pins: pinmux_nandflash {
140 pinctrl-single,pins = <
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141 AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad0.gpmc_ad0 */
142 AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad1.gpmc_ad1 */
143 AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad2.gpmc_ad2 */
144 AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad3.gpmc_ad3 */
145 AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad4.gpmc_ad4 */
146 AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad5.gpmc_ad5 */
147 AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad6.gpmc_ad6 */
148 AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad7.gpmc_ad7 */
149 AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_wait0.gpmc_wait0 */
150 AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0) /* gpmc_csn0.gpmc_csn0 */
151 AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0) /* gpmc_advn_ale.gpmc_advn_ale */
152 AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0) /* gpmc_oen_ren.gpmc_oen_ren */
153 AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0) /* gpmc_wen.gpmc_wen */
154 AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0) /* gpmc_be0n_cle.gpmc_be0n_cle */
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155 >;
156 };
157};
158
159&elm {
160 status = "okay";
161};
162
163&gpmc {
164 status = "okay";
165 pinctrl-names = "default";
166 pinctrl-0 = <&nandflash_pins>;
167 ranges = <0 0 0x08000000 0x1000000>; /* CS0: NAND */
168 nandflash: nand@0,0 {
03752148 169 compatible = "ti,omap2-nand";
52b0dcb1 170 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
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171 interrupt-parent = <&gpmc>;
172 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
173 <1 IRQ_TYPE_NONE>; /* termcount */
63015d73 174 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
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175 nand-bus-width = <8>;
176 ti,nand-ecc-opt = "bch8";
177 gpmc,device-nand = "true";
178 gpmc,device-width = <1>;
179 gpmc,sync-clk-ps = <0>;
180 gpmc,cs-on-ns = <0>;
181 gpmc,cs-rd-off-ns = <30>;
182 gpmc,cs-wr-off-ns = <30>;
183 gpmc,adv-on-ns = <0>;
184 gpmc,adv-rd-off-ns = <30>;
185 gpmc,adv-wr-off-ns = <30>;
186 gpmc,we-on-ns = <0>;
187 gpmc,we-off-ns = <20>;
188 gpmc,oe-on-ns = <10>;
189 gpmc,oe-off-ns = <30>;
190 gpmc,access-ns = <30>;
191 gpmc,rd-cycle-ns = <30>;
192 gpmc,wr-cycle-ns = <30>;
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193 gpmc,bus-turnaround-ns = <0>;
194 gpmc,cycle2cycle-delay-ns = <50>;
195 gpmc,cycle2cycle-diffcsen;
196 gpmc,clk-activation-ns = <0>;
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197 gpmc,wr-access-ns = <30>;
198 gpmc,wr-data-mux-bus-ns = <0>;
199
42647f94 200 ti,elm-id = <&elm>;
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201
202 #address-cells = <1>;
203 #size-cells = <1>;
204
205 partition@0 {
206 label = "xload";
207 reg = <0x0 0x20000>;
208 };
209 partition@1 {
210 label = "xload_backup1";
211 reg = <0x20000 0x20000>;
212 };
213 partition@2 {
214 label = "xload_backup2";
215 reg = <0x40000 0x20000>;
216 };
217 partition@3 {
218 label = "xload_backup3";
219 reg = <0x60000 0x20000>;
220 };
221 partition@4 {
222 label = "barebox";
223 reg = <0x80000 0x80000>;
224 };
225 partition@5 {
226 label = "bareboxenv";
227 reg = <0x100000 0x40000>;
228 };
229 partition@6 {
230 label = "oftree";
231 reg = <0x140000 0x40000>;
232 };
233 partition@7 {
234 label = "kernel";
235 reg = <0x180000 0x800000>;
236 };
237 partition@8 {
238 label = "root";
239 reg = <0x980000 0x0>;
240 };
241 };
242};
243
244/* Power */
245#include "tps65910.dtsi"
246
247&tps {
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248 vcc1-supply = <&vcc5v>;
249 vcc2-supply = <&vcc5v>;
250 vcc3-supply = <&vcc5v>;
251 vcc4-supply = <&vcc5v>;
252 vcc5-supply = <&vcc5v>;
253 vcc6-supply = <&vcc5v>;
254 vcc7-supply = <&vcc5v>;
255 vccio-supply = <&vcc5v>;
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256
257 regulators {
258 vrtc_reg: regulator@0 {
259 regulator-always-on;
260 };
261
262 vio_reg: regulator@1 {
263 regulator-always-on;
264 };
265
266 vdd1_reg: regulator@2 {
259c0c04 267 /* VDD_MPU voltage limits 0.95V - 1.325V with +/-4% tolerance */
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268 regulator-name = "vdd_mpu";
269 regulator-min-microvolt = <912500>;
259c0c04 270 regulator-max-microvolt = <1378000>;
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271 regulator-boot-on;
272 regulator-always-on;
273 };
274
275 vdd2_reg: regulator@3 {
276 /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
277 regulator-name = "vdd_core";
278 regulator-min-microvolt = <912500>;
279 regulator-max-microvolt = <1150000>;
280 regulator-boot-on;
281 regulator-always-on;
282 };
283
284 vdd3_reg: regulator@4 {
285 regulator-always-on;
286 };
287
288 vdig1_reg: regulator@5 {
289 regulator-name = "vdig1_1p8v";
290 regulator-min-microvolt = <1800000>;
291 regulator-max-microvolt = <1800000>;
292 };
293
294 vdig2_reg: regulator@6 {
295 regulator-always-on;
296 };
297
298 vpll_reg: regulator@7 {
299 regulator-always-on;
300 };
301
302 vdac_reg: regulator@8 {
303 regulator-always-on;
304 };
305
306 vaux1_reg: regulator@9 {
307 regulator-always-on;
308 };
309
310 vaux2_reg: regulator@10 {
311 regulator-always-on;
312 };
313
314 vaux33_reg: regulator@11 {
315 regulator-always-on;
316 };
317
318 vmmc_reg: regulator@12 {
319 regulator-min-microvolt = <3300000>;
320 regulator-max-microvolt = <3300000>;
321 regulator-always-on;
322 };
323 };
324};
325
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326/* SPI Busses */
327&am33xx_pinmux {
328 spi0_pins: pinmux_spi0 {
329 pinctrl-single,pins = <
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330 AM33XX_IOPAD(0x950, PIN_INPUT_PULLDOWN | MUX_MODE0) /* spi0_clk.spi0_clk */
331 AM33XX_IOPAD(0x954, PIN_INPUT_PULLDOWN | MUX_MODE0) /* spi0_d0.spi0_d0 */
332 AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d1.spi0_d1 */
333 AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_cs0.spi0_cs0 */
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334 >;
335 };
336};
337
338&spi0 {
339 pinctrl-names = "default";
340 pinctrl-0 = <&spi0_pins>;
341 status = "okay";
342
343 serial_flash: m25p80@0 {
344 compatible = "m25p80";
345 spi-max-frequency = <48000000>;
346 reg = <0x0>;
347 m25p,fast-read;
348 status = "disabled";
349 #address-cells = <1>;
350 #size-cells = <1>;
351
352 partition@0 {
353 label = "xload";
354 reg = <0x0 0x20000>;
355 };
356 partition@1 {
357 label = "barebox";
358 reg = <0x20000 0x80000>;
359 };
360 partition@2 {
361 label = "bareboxenv";
362 reg = <0xa0000 0x20000>;
363 };
364 partition@3 {
365 label = "oftree";
366 reg = <0xc0000 0x20000>;
367 };
368 partition@4 {
369 label = "kernel";
370 reg = <0xe0000 0x0>;
371 };
372 };
373};