1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2015 Caesar Wang <wxt@rock-chips.com> 4 */ 5 6#include <dt-bindings/input/input.h> 7#include <dt-bindings/pwm/pwm.h> 8#include "rk3368.dtsi" 9 10/ { 11 chosen { 12 stdout-path = "serial2:115200n8"; 13 }; 14 15 memory { 16 device_type = "memory"; 17 reg = <0x0 0x0 0x0 0x40000000>; 18 }; 19 20 backlight: backlight { 21 compatible = "pwm-backlight"; 22 brightness-levels = < 23 0 1 2 3 4 5 6 7 24 8 9 10 11 12 13 14 15 25 16 17 18 19 20 21 22 23 26 24 25 26 27 28 29 30 31 27 32 33 34 35 36 37 38 39 28 40 41 42 43 44 45 46 47 29 48 49 50 51 52 53 54 55 30 56 57 58 59 60 61 62 63 31 64 65 66 67 68 69 70 71 32 72 73 74 75 76 77 78 79 33 80 81 82 83 84 85 86 87 34 88 89 90 91 92 93 94 95 35 96 97 98 99 100 101 102 103 36 104 105 106 107 108 109 110 111 37 112 113 114 115 116 117 118 119 38 120 121 122 123 124 125 126 127 39 128 129 130 131 132 133 134 135 40 136 137 138 139 140 141 142 143 41 144 145 146 147 148 149 150 151 42 152 153 154 155 156 157 158 159 43 160 161 162 163 164 165 166 167 44 168 169 170 171 172 173 174 175 45 176 177 178 179 180 181 182 183 46 184 185 186 187 188 189 190 191 47 192 193 194 195 196 197 198 199 48 200 201 202 203 204 205 206 207 49 208 209 210 211 212 213 214 215 50 216 217 218 219 220 221 222 223 51 224 225 226 227 228 229 230 231 52 232 233 234 235 236 237 238 239 53 240 241 242 243 244 245 246 247 54 248 249 250 251 252 253 254 255>; 55 default-brightness-level = <128>; 56 enable-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>; 57 pinctrl-names = "default"; 58 pinctrl-0 = <&bl_en>; 59 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>; 60 pwm-delay-us = <10000>; 61 }; 62 63 emmc_pwrseq: emmc-pwrseq { 64 compatible = "mmc-pwrseq-emmc"; 65 pinctrl-0 = <&emmc_reset>; 66 pinctrl-names = "default"; 67 reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>; 68 }; 69 70 keys: gpio-keys { 71 compatible = "gpio-keys"; 72 pinctrl-names = "default"; 73 pinctrl-0 = <&pwr_key>; 74 75 power { 76 wakeup-source; 77 gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>; 78 label = "GPIO Power"; 79 linux,code = <KEY_POWER>; 80 }; 81 }; 82 83 /* supplies both host and otg */ 84 vcc_host: vcc-host-regulator { 85 compatible = "regulator-fixed"; 86 enable-active-high; 87 gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>; 88 pinctrl-names = "default"; 89 pinctrl-0 = <&host_vbus_drv>; 90 regulator-name = "vcc_host"; 91 regulator-always-on; 92 regulator-boot-on; 93 vin-supply = <&vcc_sys>; 94 }; 95 96 vcc_lan: vcc-lan-regulator { 97 compatible = "regulator-fixed"; 98 regulator-name = "vcc_lan"; 99 regulator-min-microvolt = <3300000>; 100 regulator-max-microvolt = <3300000>; 101 regulator-always-on; 102 regulator-boot-on; 103 vin-supply = <&vcc_io>; 104 }; 105 106 vcc_sys: vcc-sys-regulator { 107 compatible = "regulator-fixed"; 108 regulator-name = "vcc_sys"; 109 regulator-min-microvolt = <5000000>; 110 regulator-max-microvolt = <5000000>; 111 regulator-always-on; 112 regulator-boot-on; 113 }; 114}; 115 116&emmc { 117 bus-width = <8>; 118 cap-mmc-highspeed; 119 mmc-pwrseq = <&emmc_pwrseq>; 120 non-removable; 121 pinctrl-names = "default"; 122 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; 123 status = "okay"; 124}; 125 126&gmac { 127 phy-supply = <&vcc_lan>; 128 phy-mode = "rmii"; 129 clock_in_out = "output"; 130 snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>; 131 snps,reset-active-low; 132 snps,reset-delays-us = <0 10000 1000000>; 133 pinctrl-names = "default"; 134 pinctrl-0 = <&rmii_pins>; 135 tx_delay = <0x30>; 136 rx_delay = <0x10>; 137 status = "ok"; 138}; 139 140&i2c0 { 141 status = "okay"; 142}; 143 144&pinctrl { 145 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { 146 bias-disable; 147 drive-strength = <8>; 148 }; 149 150 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { 151 bias-pull-up; 152 drive-strength = <8>; 153 }; 154 155 backlight { 156 bl_en: bl-en { 157 rockchip,pins = <0 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>; 158 }; 159 }; 160 161 emmc { 162 emmc_bus8: emmc-bus8 { 163 rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>, 164 <1 RK_PC3 2 &pcfg_pull_up_drv_8ma>, 165 <1 RK_PC4 2 &pcfg_pull_up_drv_8ma>, 166 <1 RK_PC5 2 &pcfg_pull_up_drv_8ma>, 167 <1 RK_PC6 2 &pcfg_pull_up_drv_8ma>, 168 <1 RK_PC7 2 &pcfg_pull_up_drv_8ma>, 169 <1 RK_PD0 2 &pcfg_pull_up_drv_8ma>, 170 <1 RK_PD1 2 &pcfg_pull_up_drv_8ma>; 171 }; 172 173 emmc-clk { 174 rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>; 175 }; 176 177 emmc-cmd { 178 rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>; 179 }; 180 181 emmc_reset: emmc-reset { 182 rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; 183 }; 184 }; 185 186 keys { 187 pwr_key: pwr-key { 188 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>; 189 }; 190 }; 191 192 pmic { 193 pmic_int: pmic-int { 194 rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>; 195 }; 196 }; 197 198 sdio { 199 wifi_reg_on: wifi-reg-on { 200 rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 201 }; 202 203 bt_rst: bt-rst { 204 rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; 205 }; 206 }; 207 208 usb { 209 host_vbus_drv: host-vbus-drv { 210 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 211 }; 212 }; 213}; 214 215&pwm0 { 216 status = "okay"; 217}; 218 219&tsadc { 220 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */ 221 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */ 222 status = "okay"; 223}; 224 225&uart2 { 226 status = "okay"; 227}; 228 229&usb_host0_ehci { 230 status = "okay"; 231}; 232 233&usb_otg { 234 dr_mode = "host"; 235 status = "okay"; 236}; 237 238&wdt { 239 status = "okay"; 240}; 241