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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"
11#include <dt-bindings/interrupt-controller/irq.h>
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@80000000 {
29 device_type = "memory";
30 reg = <0x80000000 0x10000000>; /* 256 MB */
31 };
32
33 regulators {
34 compatible = "simple-bus";
35
36 vcc5v: fixedregulator0 {
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 };
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 = <
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 */
68 >;
69 };
70
71 mdio_pins: pinmux_mdio {
72 pinctrl-single,pins = <
73 /* MDIO */
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 */
76 >;
77 };
78};
79
80&cpsw_emac0 {
81 phy-handle = <&phy0>;
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 phy0: ethernet-phy@0 {
92 reg = <0>;
93 };
94};
95
96&mac {
97 slaves = <1>;
98 pinctrl-names = "default";
99 pinctrl-0 = <ðernet0_pins>;
100 status = "okay";
101};
102
103&phy_sel {
104 rmii-clock-ext;
105};
106
107/* I2C Busses */
108&am33xx_pinmux {
109 i2c0_pins: pinmux_i2c0 {
110 pinctrl-single,pins = <
111 AM33XX_IOPAD(0x988, PIN_INPUT | MUX_MODE0) /* i2c0_sda.i2c0_sda */
112 AM33XX_IOPAD(0x98c, PIN_INPUT | MUX_MODE0) /* i2c0_scl.i2c0_scl */
113 >;
114 };
115};
116
117&i2c0 {
118 pinctrl-names = "default";
119 pinctrl-0 = <&i2c0_pins>;
120 clock-frequency = <400000>;
121 status = "okay";
122
123 tps: pmic@2d {
124 reg = <0x2d>;
125 };
126
127 i2c_tmp102: temp@4b {
128 compatible = "ti,tmp102";
129 reg = <0x4b>;
130 status = "disabled";
131 };
132
133 i2c_eeprom: eeprom@52 {
134 compatible = "atmel,24c32";
135 pagesize = <32>;
136 reg = <0x52>;
137 status = "disabled";
138 };
139
140 i2c_rtc: rtc@68 {
141 compatible = "microcrystal,rv4162";
142 reg = <0x68>;
143 status = "disabled";
144 };
145};
146
147/* NAND memory */
148&am33xx_pinmux {
149 nandflash_pins: pinmux_nandflash {
150 pinctrl-single,pins = <
151 AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad0.gpmc_ad0 */
152 AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad1.gpmc_ad1 */
153 AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad2.gpmc_ad2 */
154 AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad3.gpmc_ad3 */
155 AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad4.gpmc_ad4 */
156 AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad5.gpmc_ad5 */
157 AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad6.gpmc_ad6 */
158 AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad7.gpmc_ad7 */
159 AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_wait0.gpmc_wait0 */
160 AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0) /* gpmc_csn0.gpmc_csn0 */
161 AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0) /* gpmc_advn_ale.gpmc_advn_ale */
162 AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0) /* gpmc_oen_ren.gpmc_oen_ren */
163 AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0) /* gpmc_wen.gpmc_wen */
164 AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0) /* gpmc_be0n_cle.gpmc_be0n_cle */
165 >;
166 };
167};
168
169&elm {
170 status = "okay";
171};
172
173&gpmc {
174 status = "okay";
175 pinctrl-names = "default";
176 pinctrl-0 = <&nandflash_pins>;
177 ranges = <0 0 0x08000000 0x1000000>; /* CS0: NAND */
178 nandflash: nand@0,0 {
179 compatible = "ti,omap2-nand";
180 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
181 interrupt-parent = <&gpmc>;
182 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
183 <1 IRQ_TYPE_NONE>; /* termcount */
184 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
185 nand-bus-width = <8>;
186 ti,nand-ecc-opt = "bch8";
187 gpmc,device-nand = "true";
188 gpmc,device-width = <1>;
189 gpmc,sync-clk-ps = <0>;
190 gpmc,cs-on-ns = <0>;
191 gpmc,cs-rd-off-ns = <30>;
192 gpmc,cs-wr-off-ns = <30>;
193 gpmc,adv-on-ns = <0>;
194 gpmc,adv-rd-off-ns = <30>;
195 gpmc,adv-wr-off-ns = <30>;
196 gpmc,we-on-ns = <0>;
197 gpmc,we-off-ns = <20>;
198 gpmc,oe-on-ns = <10>;
199 gpmc,oe-off-ns = <30>;
200 gpmc,access-ns = <30>;
201 gpmc,rd-cycle-ns = <30>;
202 gpmc,wr-cycle-ns = <30>;
203 gpmc,bus-turnaround-ns = <0>;
204 gpmc,cycle2cycle-delay-ns = <50>;
205 gpmc,cycle2cycle-diffcsen;
206 gpmc,clk-activation-ns = <0>;
207 gpmc,wr-access-ns = <30>;
208 gpmc,wr-data-mux-bus-ns = <0>;
209
210 ti,elm-id = <&elm>;
211
212 #address-cells = <1>;
213 #size-cells = <1>;
214 };
215};
216
217/* Power */
218#include "tps65910.dtsi"
219
220&tps {
221 vcc1-supply = <&vcc5v>;
222 vcc2-supply = <&vcc5v>;
223 vcc3-supply = <&vcc5v>;
224 vcc4-supply = <&vcc5v>;
225 vcc5-supply = <&vcc5v>;
226 vcc6-supply = <&vcc5v>;
227 vcc7-supply = <&vcc5v>;
228 vccio-supply = <&vcc5v>;
229
230 regulators {
231 vrtc_reg: regulator@0 {
232 regulator-always-on;
233 };
234
235 vio_reg: regulator@1 {
236 regulator-always-on;
237 };
238
239 vdd1_reg: regulator@2 {
240 /* VDD_MPU voltage limits 0.95V - 1.325V with +/-4% tolerance */
241 regulator-name = "vdd_mpu";
242 regulator-min-microvolt = <912500>;
243 regulator-max-microvolt = <1378000>;
244 regulator-boot-on;
245 regulator-always-on;
246 };
247
248 vdd2_reg: regulator@3 {
249 /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
250 regulator-name = "vdd_core";
251 regulator-min-microvolt = <912500>;
252 regulator-max-microvolt = <1150000>;
253 regulator-boot-on;
254 regulator-always-on;
255 };
256
257 vdd3_reg: regulator@4 {
258 regulator-always-on;
259 };
260
261 vdig1_reg: regulator@5 {
262 regulator-name = "vdig1_1p8v";
263 regulator-min-microvolt = <1800000>;
264 regulator-max-microvolt = <1800000>;
265 };
266
267 vdig2_reg: regulator@6 {
268 regulator-always-on;
269 };
270
271 vpll_reg: regulator@7 {
272 regulator-always-on;
273 };
274
275 vdac_reg: regulator@8 {
276 regulator-always-on;
277 };
278
279 vaux1_reg: regulator@9 {
280 regulator-always-on;
281 };
282
283 vaux2_reg: regulator@10 {
284 regulator-always-on;
285 };
286
287 vaux33_reg: regulator@11 {
288 regulator-always-on;
289 };
290
291 vmmc_reg: regulator@12 {
292 regulator-min-microvolt = <3300000>;
293 regulator-max-microvolt = <3300000>;
294 regulator-always-on;
295 };
296 };
297};
298
299/* SPI Busses */
300&am33xx_pinmux {
301 spi0_pins: pinmux_spi0 {
302 pinctrl-single,pins = <
303 AM33XX_IOPAD(0x950, PIN_INPUT_PULLDOWN | MUX_MODE0) /* spi0_clk.spi0_clk */
304 AM33XX_IOPAD(0x954, PIN_INPUT_PULLDOWN | MUX_MODE0) /* spi0_d0.spi0_d0 */
305 AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d1.spi0_d1 */
306 AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_cs0.spi0_cs0 */
307 >;
308 };
309};
310
311&spi0 {
312 pinctrl-names = "default";
313 pinctrl-0 = <&spi0_pins>;
314 status = "okay";
315
316 serial_flash: m25p80@0 {
317 compatible = "jedec,spi-nor";
318 spi-max-frequency = <48000000>;
319 reg = <0x0>;
320 m25p,fast-read;
321 status = "disabled";
322 #address-cells = <1>;
323 #size-cells = <1>;
324 };
325};
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2015 Phytec Messtechnik GmbH
4 * Author: Teresa Remmet <t.remmet@phytec.de>
5 */
6
7#include "am33xx.dtsi"
8#include <dt-bindings/interrupt-controller/irq.h>
9
10/ {
11 model = "Phytec AM335x phyCORE";
12 compatible = "phytec,am335x-phycore-som", "ti,am33xx";
13
14 aliases {
15 rtc0 = &i2c_rtc;
16 rtc1 = &rtc;
17 };
18
19 cpus {
20 cpu@0 {
21 cpu0-supply = <&vdd1_reg>;
22 };
23 };
24
25 memory@80000000 {
26 device_type = "memory";
27 reg = <0x80000000 0x10000000>; /* 256 MB */
28 };
29
30 vcc5v: fixedregulator0 {
31 compatible = "regulator-fixed";
32 regulator-name = "vcc5v";
33 regulator-min-microvolt = <5000000>;
34 regulator-max-microvolt = <5000000>;
35 regulator-boot-on;
36 regulator-always-on;
37 };
38};
39
40/* Crypto Module */
41&aes {
42 status = "okay";
43};
44
45&sham {
46 status = "okay";
47};
48
49/* EMMC */
50&am33xx_pinmux {
51 emmc_pins: pinmux_emmc_pins {
52 pinctrl-single,pins = <
53 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */
54 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
55 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
56 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
57 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
58 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
59 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
60 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
61 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
62 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
63 >;
64 };
65};
66
67&mmc2 {
68 pinctrl-names = "default";
69 pinctrl-0 = <&emmc_pins>;
70 vmmc-supply = <&vmmc_reg>;
71 bus-width = <8>;
72 non-removable;
73 status = "disabled";
74};
75
76/* Ethernet */
77&am33xx_pinmux {
78 ethernet0_pins: pinmux_ethernet0 {
79 pinctrl-single,pins = <
80 AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE1)
81 AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE1)
82 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT, MUX_MODE1)
83 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT, MUX_MODE1)
84 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT, MUX_MODE1)
85 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE1)
86 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE1)
87 AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE0)
88 >;
89 };
90
91 mdio_pins: pinmux_mdio {
92 pinctrl-single,pins = <
93 /* MDIO */
94 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
95 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
96 >;
97 };
98};
99
100&cpsw_port1 {
101 phy-handle = <&phy0>;
102 phy-mode = "rmii";
103 ti,dual-emac-pvid = <1>;
104};
105
106&cpsw_port2 {
107 status = "disabled";
108};
109
110&davinci_mdio_sw {
111 pinctrl-names = "default";
112 pinctrl-0 = <&mdio_pins>;
113
114 phy0: ethernet-phy@0 {
115 reg = <0>;
116 };
117};
118
119&mac_sw {
120 pinctrl-names = "default";
121 pinctrl-0 = <ðernet0_pins>;
122 status = "okay";
123};
124
125/* I2C Busses */
126&am33xx_pinmux {
127 i2c0_pins: pinmux_i2c0 {
128 pinctrl-single,pins = <
129 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT, MUX_MODE0)
130 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT, MUX_MODE0)
131 >;
132 };
133};
134
135&i2c0 {
136 pinctrl-names = "default";
137 pinctrl-0 = <&i2c0_pins>;
138 clock-frequency = <400000>;
139 status = "okay";
140
141 tps: pmic@2d {
142 reg = <0x2d>;
143 };
144
145 i2c_tmp102: temp@4b {
146 compatible = "ti,tmp102";
147 reg = <0x4b>;
148 status = "disabled";
149 };
150
151 i2c_eeprom: eeprom@52 {
152 compatible = "atmel,24c32";
153 pagesize = <32>;
154 reg = <0x52>;
155 status = "disabled";
156 };
157
158 i2c_rtc: rtc@68 {
159 compatible = "microcrystal,rv4162";
160 reg = <0x68>;
161 status = "disabled";
162 };
163};
164
165/* NAND memory */
166&am33xx_pinmux {
167 nandflash_pins: pinmux_nandflash {
168 pinctrl-single,pins = <
169 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE0)
170 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE0)
171 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE0)
172 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE0)
173 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE0)
174 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE0)
175 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE0)
176 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE0)
177 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE0)
178 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_OUTPUT, MUX_MODE0)
179 AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT, MUX_MODE0)
180 AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_OUTPUT, MUX_MODE0)
181 AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_OUTPUT, MUX_MODE0)
182 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_OUTPUT, MUX_MODE0)
183 >;
184 };
185};
186
187&elm {
188 status = "okay";
189};
190
191&gpmc {
192 status = "disabled";
193 pinctrl-names = "default";
194 pinctrl-0 = <&nandflash_pins>;
195 ranges = <0 0 0x08000000 0x1000000>; /* CS0: NAND */
196 nandflash: nand@0,0 {
197 compatible = "ti,omap2-nand";
198 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
199 interrupt-parent = <&gpmc>;
200 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
201 <1 IRQ_TYPE_NONE>; /* termcount */
202 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
203 nand-bus-width = <8>;
204 ti,nand-ecc-opt = "bch8";
205 gpmc,device-nand = "true";
206 gpmc,device-width = <1>;
207 gpmc,sync-clk-ps = <0>;
208 gpmc,cs-on-ns = <0>;
209 gpmc,cs-rd-off-ns = <30>;
210 gpmc,cs-wr-off-ns = <30>;
211 gpmc,adv-on-ns = <0>;
212 gpmc,adv-rd-off-ns = <30>;
213 gpmc,adv-wr-off-ns = <30>;
214 gpmc,we-on-ns = <0>;
215 gpmc,we-off-ns = <20>;
216 gpmc,oe-on-ns = <10>;
217 gpmc,oe-off-ns = <30>;
218 gpmc,access-ns = <30>;
219 gpmc,rd-cycle-ns = <30>;
220 gpmc,wr-cycle-ns = <30>;
221 gpmc,bus-turnaround-ns = <0>;
222 gpmc,cycle2cycle-delay-ns = <50>;
223 gpmc,cycle2cycle-diffcsen;
224 gpmc,clk-activation-ns = <0>;
225 gpmc,wr-access-ns = <30>;
226 gpmc,wr-data-mux-bus-ns = <0>;
227
228 ti,elm-id = <&elm>;
229
230 #address-cells = <1>;
231 #size-cells = <1>;
232 };
233};
234
235/* Power */
236#include "tps65910.dtsi"
237
238&tps {
239 vcc1-supply = <&vcc5v>;
240 vcc2-supply = <&vcc5v>;
241 vcc3-supply = <&vcc5v>;
242 vcc4-supply = <&vcc5v>;
243 vcc5-supply = <&vcc5v>;
244 vcc6-supply = <&vcc5v>;
245 vcc7-supply = <&vcc5v>;
246 vccio-supply = <&vcc5v>;
247
248 regulators {
249 vrtc_reg: regulator@0 {
250 regulator-always-on;
251 };
252
253 vio_reg: regulator@1 {
254 regulator-always-on;
255 };
256
257 vdd1_reg: regulator@2 {
258 /* VDD_MPU voltage limits 0.95V - 1.325V with +/-4% tolerance */
259 regulator-name = "vdd_mpu";
260 regulator-min-microvolt = <912500>;
261 regulator-max-microvolt = <1378000>;
262 regulator-boot-on;
263 regulator-always-on;
264 };
265
266 vdd2_reg: regulator@3 {
267 /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
268 regulator-name = "vdd_core";
269 regulator-min-microvolt = <912500>;
270 regulator-max-microvolt = <1150000>;
271 regulator-boot-on;
272 regulator-always-on;
273 };
274
275 vdd3_reg: regulator@4 {
276 regulator-always-on;
277 };
278
279 vdig1_reg: regulator@5 {
280 regulator-name = "vdig1_1p8v";
281 regulator-min-microvolt = <1800000>;
282 regulator-max-microvolt = <1800000>;
283 };
284
285 vdig2_reg: regulator@6 {
286 regulator-always-on;
287 };
288
289 vpll_reg: regulator@7 {
290 regulator-always-on;
291 };
292
293 vdac_reg: regulator@8 {
294 regulator-always-on;
295 };
296
297 vaux1_reg: regulator@9 {
298 regulator-always-on;
299 };
300
301 vaux2_reg: regulator@10 {
302 regulator-always-on;
303 };
304
305 vaux33_reg: regulator@11 {
306 regulator-always-on;
307 };
308
309 vmmc_reg: regulator@12 {
310 regulator-min-microvolt = <3300000>;
311 regulator-max-microvolt = <3300000>;
312 regulator-always-on;
313 };
314 };
315};
316
317/* SPI Busses */
318&am33xx_pinmux {
319 spi0_pins: pinmux_spi0 {
320 pinctrl-single,pins = <
321 AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLDOWN, MUX_MODE0)
322 AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLDOWN, MUX_MODE0)
323 AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
324 AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
325 >;
326 };
327};
328
329&spi0 {
330 pinctrl-names = "default";
331 pinctrl-0 = <&spi0_pins>;
332 status = "okay";
333
334 serial_flash: flash@0 {
335 compatible = "jedec,spi-nor";
336 spi-max-frequency = <48000000>;
337 reg = <0x0>;
338 m25p,fast-read;
339 status = "disabled";
340 #address-cells = <1>;
341 #size-cells = <1>;
342 };
343};