0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003 * Copyright (c) 2015 Caesar Wang <wxt@rock-chips.com>
0004 */
0005
0006 #include <dt-bindings/input/input.h>
0007 #include <dt-bindings/pwm/pwm.h>
0008 #include "rk3368.dtsi"
0009
0010 / {
0011 aliases {
0012 mmc0 = &emmc;
0013 };
0014
0015 chosen {
0016 stdout-path = "serial2:115200n8";
0017 };
0018
0019 memory {
0020 device_type = "memory";
0021 reg = <0x0 0x0 0x0 0x40000000>;
0022 };
0023
0024 backlight: backlight {
0025 compatible = "pwm-backlight";
0026 brightness-levels = <
0027 0 1 2 3 4 5 6 7
0028 8 9 10 11 12 13 14 15
0029 16 17 18 19 20 21 22 23
0030 24 25 26 27 28 29 30 31
0031 32 33 34 35 36 37 38 39
0032 40 41 42 43 44 45 46 47
0033 48 49 50 51 52 53 54 55
0034 56 57 58 59 60 61 62 63
0035 64 65 66 67 68 69 70 71
0036 72 73 74 75 76 77 78 79
0037 80 81 82 83 84 85 86 87
0038 88 89 90 91 92 93 94 95
0039 96 97 98 99 100 101 102 103
0040 104 105 106 107 108 109 110 111
0041 112 113 114 115 116 117 118 119
0042 120 121 122 123 124 125 126 127
0043 128 129 130 131 132 133 134 135
0044 136 137 138 139 140 141 142 143
0045 144 145 146 147 148 149 150 151
0046 152 153 154 155 156 157 158 159
0047 160 161 162 163 164 165 166 167
0048 168 169 170 171 172 173 174 175
0049 176 177 178 179 180 181 182 183
0050 184 185 186 187 188 189 190 191
0051 192 193 194 195 196 197 198 199
0052 200 201 202 203 204 205 206 207
0053 208 209 210 211 212 213 214 215
0054 216 217 218 219 220 221 222 223
0055 224 225 226 227 228 229 230 231
0056 232 233 234 235 236 237 238 239
0057 240 241 242 243 244 245 246 247
0058 248 249 250 251 252 253 254 255>;
0059 default-brightness-level = <128>;
0060 enable-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>;
0061 pinctrl-names = "default";
0062 pinctrl-0 = <&bl_en>;
0063 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
0064 pwm-delay-us = <10000>;
0065 };
0066
0067 emmc_pwrseq: emmc-pwrseq {
0068 compatible = "mmc-pwrseq-emmc";
0069 pinctrl-0 = <&emmc_reset>;
0070 pinctrl-names = "default";
0071 reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
0072 };
0073
0074 keys: gpio-keys {
0075 compatible = "gpio-keys";
0076 pinctrl-names = "default";
0077 pinctrl-0 = <&pwr_key>;
0078
0079 key-power {
0080 wakeup-source;
0081 gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
0082 label = "GPIO Power";
0083 linux,code = <KEY_POWER>;
0084 };
0085 };
0086
0087 /* supplies both host and otg */
0088 vcc_host: vcc-host-regulator {
0089 compatible = "regulator-fixed";
0090 enable-active-high;
0091 gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
0092 pinctrl-names = "default";
0093 pinctrl-0 = <&host_vbus_drv>;
0094 regulator-name = "vcc_host";
0095 regulator-always-on;
0096 regulator-boot-on;
0097 vin-supply = <&vcc_sys>;
0098 };
0099
0100 vcc_lan: vcc-lan-regulator {
0101 compatible = "regulator-fixed";
0102 regulator-name = "vcc_lan";
0103 regulator-min-microvolt = <3300000>;
0104 regulator-max-microvolt = <3300000>;
0105 regulator-always-on;
0106 regulator-boot-on;
0107 vin-supply = <&vcc_io>;
0108 };
0109
0110 vcc_sys: vcc-sys-regulator {
0111 compatible = "regulator-fixed";
0112 regulator-name = "vcc_sys";
0113 regulator-min-microvolt = <5000000>;
0114 regulator-max-microvolt = <5000000>;
0115 regulator-always-on;
0116 regulator-boot-on;
0117 };
0118 };
0119
0120 &emmc {
0121 bus-width = <8>;
0122 cap-mmc-highspeed;
0123 mmc-pwrseq = <&emmc_pwrseq>;
0124 non-removable;
0125 pinctrl-names = "default";
0126 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
0127 status = "okay";
0128 };
0129
0130 &gmac {
0131 phy-supply = <&vcc_lan>;
0132 phy-mode = "rmii";
0133 clock_in_out = "output";
0134 snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
0135 snps,reset-active-low;
0136 snps,reset-delays-us = <0 10000 1000000>;
0137 pinctrl-names = "default";
0138 pinctrl-0 = <&rmii_pins>;
0139 tx_delay = <0x30>;
0140 rx_delay = <0x10>;
0141 status = "okay";
0142 };
0143
0144 &i2c0 {
0145 status = "okay";
0146 };
0147
0148 &pinctrl {
0149 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
0150 bias-disable;
0151 drive-strength = <8>;
0152 };
0153
0154 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
0155 bias-pull-up;
0156 drive-strength = <8>;
0157 };
0158
0159 backlight {
0160 bl_en: bl-en {
0161 rockchip,pins = <0 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
0162 };
0163 };
0164
0165 emmc {
0166 emmc_bus8: emmc-bus8 {
0167 rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
0168 <1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
0169 <1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
0170 <1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
0171 <1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
0172 <1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
0173 <1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
0174 <1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
0175 };
0176
0177 emmc-clk {
0178 rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
0179 };
0180
0181 emmc-cmd {
0182 rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
0183 };
0184
0185 emmc_reset: emmc-reset {
0186 rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
0187 };
0188 };
0189
0190 keys {
0191 pwr_key: pwr-key {
0192 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
0193 };
0194 };
0195
0196 pmic {
0197 pmic_int: pmic-int {
0198 rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
0199 };
0200 };
0201
0202 sdio {
0203 wifi_reg_on: wifi-reg-on {
0204 rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
0205 };
0206
0207 bt_rst: bt-rst {
0208 rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
0209 };
0210 };
0211
0212 usb {
0213 host_vbus_drv: host-vbus-drv {
0214 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
0215 };
0216 };
0217 };
0218
0219 &pwm0 {
0220 status = "okay";
0221 };
0222
0223 &tsadc {
0224 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
0225 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
0226 status = "okay";
0227 };
0228
0229 &uart2 {
0230 status = "okay";
0231 };
0232
0233 &usb_host0_ehci {
0234 status = "okay";
0235 };
0236
0237 &usb_otg {
0238 dr_mode = "host";
0239 status = "okay";
0240 };
0241
0242 &wdt {
0243 status = "okay";
0244 };
