1 // SPDX-License-Identifier: GPL-2.0 1 // SPDX-License-Identifier: GPL-2.0
2 /* 2 /*
3 * Copyright (C) 2018 MOXA Inc. - https://www. 3 * Copyright (C) 2018 MOXA Inc. - https://www.moxa.com/
4 * 4 *
5 * Authors: SZ Lin (林上智) <sz.lin@moxa.com 5 * Authors: SZ Lin (林上智) <sz.lin@moxa.com>
6 * Wes Huang (黃淵河) <wes.huang@mo 6 * Wes Huang (黃淵河) <wes.huang@moxa.com>
7 * Fero JD Zhou (周俊達) <FeroJD.Zh 7 * Fero JD Zhou (周俊達) <FeroJD.Zhou@moxa.com>
8 */ 8 */
9 9
10 #include "am33xx.dtsi" 10 #include "am33xx.dtsi"
11 11
12 / { 12 / {
13 vbat: vbat-regulator { 13 vbat: vbat-regulator {
14 compatible = "regulator-fixed" 14 compatible = "regulator-fixed";
15 }; 15 };
16 16
17 /* Power supply provides a fixed 3.3V 17 /* Power supply provides a fixed 3.3V @3A */
18 vmmcsd_fixed: vmmcsd-regulator { 18 vmmcsd_fixed: vmmcsd-regulator {
19 compatible = "regulator-fixed" 19 compatible = "regulator-fixed";
20 regulator-name = "vmmcsd_fixed 20 regulator-name = "vmmcsd_fixed";
21 regulator-min-microvolt = <330 21 regulator-min-microvolt = <3300000>;
22 regulator-max-microvolt = <330 22 regulator-max-microvolt = <3300000>;
23 regulator-boot-on; 23 regulator-boot-on;
24 }; 24 };
25 25
26 buttons: push_button { 26 buttons: push_button {
27 compatible = "gpio-keys"; 27 compatible = "gpio-keys";
28 }; 28 };
29 }; 29 };
30 30
31 &am33xx_pinmux { 31 &am33xx_pinmux {
32 pinctrl-names = "default"; 32 pinctrl-names = "default";
33 33
34 i2c0_pins: i2c0-pins { 34 i2c0_pins: i2c0-pins {
35 pinctrl-single,pins = < 35 pinctrl-single,pins = <
36 AM33XX_PADCONF(AM335X_ 36 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
37 AM33XX_PADCONF(AM335X_ 37 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
38 >; 38 >;
39 }; 39 };
40 40
41 push_button_pins: push-button-pins { 41 push_button_pins: push-button-pins {
42 pinctrl-single,pins = < 42 pinctrl-single,pins = <
43 AM33XX_PADCONF(AM335X_ 43 AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_hsync.gpio2_23 */
44 >; 44 >;
45 }; 45 };
46 46
47 uart0_pins: uart0-pins { 47 uart0_pins: uart0-pins {
48 pinctrl-single,pins = < 48 pinctrl-single,pins = <
49 AM33XX_PADCONF(AM335X_ 49 AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
50 AM33XX_PADCONF(AM335X_ 50 AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
51 >; 51 >;
52 }; 52 };
53 53
54 davinci_mdio_default: davinci-mdio-def 54 davinci_mdio_default: davinci-mdio-default-pins {
55 pinctrl-single,pins = < 55 pinctrl-single,pins = <
56 /* MDIO */ 56 /* MDIO */
57 AM33XX_PADCONF(AM335X_ 57 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
58 AM33XX_PADCONF(AM335X_ 58 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
59 >; 59 >;
60 }; 60 };
61 61
62 mmc1_pins_default: mmc1-pins { 62 mmc1_pins_default: mmc1-pins {
63 pinctrl-single,pins = < 63 pinctrl-single,pins = <
64 /* eMMC */ 64 /* eMMC */
65 AM33XX_PADCONF(AM335X_ 65 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad12.mmc1_dat0 */
66 AM33XX_PADCONF(AM335X_ 66 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad13.mmc1_dat1 */
67 AM33XX_PADCONF(AM335X_ 67 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad14.mmc1_dat2 */
68 AM33XX_PADCONF(AM335X_ 68 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad15.mmc1_dat3 */
69 AM33XX_PADCONF(AM335X_ 69 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad8.mmc1_dat4 */
70 AM33XX_PADCONF(AM335X_ 70 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad9.mmc1_dat5 */
71 AM33XX_PADCONF(AM335X_ 71 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad10.mmc1_dat6 */
72 AM33XX_PADCONF(AM335X_ 72 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad11.mmc1_dat7 */
73 AM33XX_PADCONF(AM335X_ 73 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
74 AM33XX_PADCONF(AM335X_ 74 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */
75 >; 75 >;
76 }; 76 };
77 77
78 spi0_pins: spi0-pins { 78 spi0_pins: spi0-pins {
79 pinctrl-single,pins = < 79 pinctrl-single,pins = <
80 AM33XX_PADCONF(AM335X_ 80 AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
81 AM33XX_PADCONF(AM335X_ 81 AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
82 AM33XX_PADCONF(AM335X_ 82 AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
83 AM33XX_PADCONF(AM335X_ 83 AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
84 >; 84 >;
85 }; 85 };
86 }; 86 };
87 87
88 &uart0 { 88 &uart0 {
89 /* Console */ 89 /* Console */
90 status = "okay"; 90 status = "okay";
91 pinctrl-names = "default"; 91 pinctrl-names = "default";
92 pinctrl-0 = <&uart0_pins>; 92 pinctrl-0 = <&uart0_pins>;
93 }; 93 };
94 94
95 &i2c0 { 95 &i2c0 {
96 pinctrl-names = "default"; 96 pinctrl-names = "default";
97 pinctrl-0 = <&i2c0_pins>; 97 pinctrl-0 = <&i2c0_pins>;
98 98
99 status = "okay"; 99 status = "okay";
100 clock-frequency = <400000>; 100 clock-frequency = <400000>;
101 101
102 eeprom: eeprom@50 { 102 eeprom: eeprom@50 {
103 compatible = "atmel,24c16"; 103 compatible = "atmel,24c16";
104 pagesize = <16>; 104 pagesize = <16>;
105 reg = <0x50>; 105 reg = <0x50>;
106 }; 106 };
107 107
108 rtc_wdt: rtc_wdt@68 { 108 rtc_wdt: rtc_wdt@68 {
109 compatible = "dallas,ds1374"; 109 compatible = "dallas,ds1374";
110 reg = <0x68>; 110 reg = <0x68>;
111 }; 111 };
112 }; 112 };
113 113
114 &usb0 { 114 &usb0 {
115 dr_mode = "host"; 115 dr_mode = "host";
116 }; 116 };
117 117
118 /* Power */ 118 /* Power */
119 &vbat { 119 &vbat {
120 regulator-name = "vbat"; 120 regulator-name = "vbat";
121 regulator-min-microvolt = <5000000>; 121 regulator-min-microvolt = <5000000>;
122 regulator-max-microvolt = <5000000>; 122 regulator-max-microvolt = <5000000>;
123 }; 123 };
124 124
125 &mac_sw { 125 &mac_sw {
126 pinctrl-names = "default"; 126 pinctrl-names = "default";
127 pinctrl-0 = <&cpsw_default>; 127 pinctrl-0 = <&cpsw_default>;
128 status = "okay"; 128 status = "okay";
129 }; 129 };
130 130
131 &davinci_mdio_sw { 131 &davinci_mdio_sw {
132 pinctrl-names = "default"; 132 pinctrl-names = "default";
133 pinctrl-0 = <&davinci_mdio_default>; 133 pinctrl-0 = <&davinci_mdio_default>;
134 status = "okay"; 134 status = "okay";
135 }; 135 };
136 136
137 &cpsw_port1 { 137 &cpsw_port1 {
138 ti,dual-emac-pvid = <1>; 138 ti,dual-emac-pvid = <1>;
139 }; 139 };
140 140
141 &cpsw_port2 { 141 &cpsw_port2 {
142 ti,dual-emac-pvid = <2>; 142 ti,dual-emac-pvid = <2>;
143 }; 143 };
144 144
145 &sham { 145 &sham {
146 status = "okay"; 146 status = "okay";
147 }; 147 };
148 148
149 &aes { 149 &aes {
150 status = "okay"; 150 status = "okay";
151 }; 151 };
152 152
153 &gpio0_target { 153 &gpio0_target {
154 ti,no-reset-on-init; 154 ti,no-reset-on-init;
155 }; 155 };
156 156
157 &mmc2 { 157 &mmc2 {
158 pinctrl-names = "default"; 158 pinctrl-names = "default";
159 vmmc-supply = <&vmmcsd_fixed>; 159 vmmc-supply = <&vmmcsd_fixed>;
160 bus-width = <8>; 160 bus-width = <8>;
161 pinctrl-0 = <&mmc1_pins_default>; 161 pinctrl-0 = <&mmc1_pins_default>;
162 non-removable; 162 non-removable;
163 status = "okay"; 163 status = "okay";
164 }; 164 };
165 165
166 &buttons { 166 &buttons {
167 pinctrl-names = "default"; 167 pinctrl-names = "default";
168 pinctrl-0 = <&push_button_pins>; 168 pinctrl-0 = <&push_button_pins>;
169 169
170 button-0 { 170 button-0 {
171 label = "push_button"; 171 label = "push_button";
172 linux,code = <0x100>; 172 linux,code = <0x100>;
173 gpios = <&gpio2 23 GPIO_ACTIVE 173 gpios = <&gpio2 23 GPIO_ACTIVE_LOW>;
174 }; 174 };
175 }; 175 };
176 176
177 /* SPI Busses */ 177 /* SPI Busses */
178 &spi0 { 178 &spi0 {
179 status = "okay"; 179 status = "okay";
180 pinctrl-names = "default"; 180 pinctrl-names = "default";
181 pinctrl-0 = <&spi0_pins>; 181 pinctrl-0 = <&spi0_pins>;
182 182
183 flash@0 { 183 flash@0 {
184 compatible = "mx25l6405d"; 184 compatible = "mx25l6405d";
185 spi-max-frequency = <40000000> 185 spi-max-frequency = <40000000>;
186 186
187 reg = <0>; 187 reg = <0>;
188 spi-cpol; 188 spi-cpol;
189 spi-cpha; 189 spi-cpha;
190 190
191 partitions { 191 partitions {
192 compatible = "fixed-pa 192 compatible = "fixed-partitions";
193 #address-cells = <1>; 193 #address-cells = <1>;
194 #size-cells = <1>; 194 #size-cells = <1>;
195 195
196 /* reg : The partition 196 /* reg : The partition's offset and size within the mtd bank. */
197 partitions@0 { 197 partitions@0 {
198 label = "MLO"; 198 label = "MLO";
199 reg = <0x0 0x8 199 reg = <0x0 0x80000>;
200 }; 200 };
201 201
202 partitions@1 { 202 partitions@1 {
203 label = "U-Boo 203 label = "U-Boot";
204 reg = <0x80000 204 reg = <0x80000 0x100000>;
205 }; 205 };
206 206
207 partitions@2 { 207 partitions@2 {
208 label = "U-Boo 208 label = "U-Boot Env";
209 reg = <0x18000 209 reg = <0x180000 0x40000>;
210 }; 210 };
211 }; 211 };
212 }; 212 };
213 }; 213 };
214 214
215 &spi1 { 215 &spi1 {
216 status = "okay"; 216 status = "okay";
217 pinctrl-names = "default"; 217 pinctrl-names = "default";
218 pinctrl-0 = <&spi1_pins>; 218 pinctrl-0 = <&spi1_pins>;
219 219
220 tpm@0 { 220 tpm@0 {
221 compatible = "tcg,tpm_tis-spi" 221 compatible = "tcg,tpm_tis-spi";
222 reg = <0>; 222 reg = <0>;
223 spi-max-frequency = <500000>; 223 spi-max-frequency = <500000>;
224 }; 224 };
225 }; 225 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.