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 aliases { 12 mmc0 = &emmc; 13 }; 14 15 chosen { 16 stdout-path = "serial2:115200n8"; 17 }; 18 19 memory { 20 device_type = "memory"; 21 reg = <0x0 0x0 0x0 0x40000000>; 22 }; 23 24 backlight: backlight { 25 compatible = "pwm-backlight"; 26 brightness-levels = < 27 0 1 2 3 4 5 6 7 28 8 9 10 11 12 13 14 15 29 16 17 18 19 20 21 22 23 30 24 25 26 27 28 29 30 31 31 32 33 34 35 36 37 38 39 32 40 41 42 43 44 45 46 47 33 48 49 50 51 52 53 54 55 34 56 57 58 59 60 61 62 63 35 64 65 66 67 68 69 70 71 36 72 73 74 75 76 77 78 79 37 80 81 82 83 84 85 86 87 38 88 89 90 91 92 93 94 95 39 96 97 98 99 100 101 102 103 40 104 105 106 107 108 109 110 111 41 112 113 114 115 116 117 118 119 42 120 121 122 123 124 125 126 127 43 128 129 130 131 132 133 134 135 44 136 137 138 139 140 141 142 143 45 144 145 146 147 148 149 150 151 46 152 153 154 155 156 157 158 159 47 160 161 162 163 164 165 166 167 48 168 169 170 171 172 173 174 175 49 176 177 178 179 180 181 182 183 50 184 185 186 187 188 189 190 191 51 192 193 194 195 196 197 198 199 52 200 201 202 203 204 205 206 207 53 208 209 210 211 212 213 214 215 54 216 217 218 219 220 221 222 223 55 224 225 226 227 228 229 230 231 56 232 233 234 235 236 237 238 239 57 240 241 242 243 244 245 246 247 58 248 249 250 251 252 253 254 255>; 59 default-brightness-level = <128>; 60 enable-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>; 61 pinctrl-names = "default"; 62 pinctrl-0 = <&bl_en>; 63 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>; 64 }; 65 66 emmc_pwrseq: emmc-pwrseq { 67 compatible = "mmc-pwrseq-emmc"; 68 pinctrl-0 = <&emmc_reset>; 69 pinctrl-names = "default"; 70 reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>; 71 }; 72 73 keys: gpio-keys { 74 compatible = "gpio-keys"; 75 pinctrl-names = "default"; 76 pinctrl-0 = <&pwr_key>; 77 78 key-power { 79 wakeup-source; 80 gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>; 81 label = "GPIO Power"; 82 linux,code = <KEY_POWER>; 83 }; 84 }; 85 86 /* supplies both host and otg */ 87 vcc_host: vcc-host-regulator { 88 compatible = "regulator-fixed"; 89 enable-active-high; 90 gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>; 91 pinctrl-names = "default"; 92 pinctrl-0 = <&host_vbus_drv>; 93 regulator-name = "vcc_host"; 94 regulator-always-on; 95 regulator-boot-on; 96 vin-supply = <&vcc_sys>; 97 }; 98 99 vcc_lan: vcc-lan-regulator { 100 compatible = "regulator-fixed"; 101 regulator-name = "vcc_lan"; 102 regulator-min-microvolt = <3300000>; 103 regulator-max-microvolt = <3300000>; 104 regulator-always-on; 105 regulator-boot-on; 106 vin-supply = <&vcc_io>; 107 }; 108 109 vcc_sys: vcc-sys-regulator { 110 compatible = "regulator-fixed"; 111 regulator-name = "vcc_sys"; 112 regulator-min-microvolt = <5000000>; 113 regulator-max-microvolt = <5000000>; 114 regulator-always-on; 115 regulator-boot-on; 116 }; 117}; 118 119&emmc { 120 bus-width = <8>; 121 cap-mmc-highspeed; 122 mmc-pwrseq = <&emmc_pwrseq>; 123 non-removable; 124 pinctrl-names = "default"; 125 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; 126 status = "okay"; 127}; 128 129&gmac { 130 phy-supply = <&vcc_lan>; 131 phy-mode = "rmii"; 132 clock_in_out = "output"; 133 snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>; 134 snps,reset-active-low; 135 snps,reset-delays-us = <0 10000 1000000>; 136 pinctrl-names = "default"; 137 pinctrl-0 = <&rmii_pins>; 138 tx_delay = <0x30>; 139 rx_delay = <0x10>; 140 status = "okay"; 141}; 142 143&i2c0 { 144 status = "okay"; 145}; 146 147&pinctrl { 148 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { 149 bias-disable; 150 drive-strength = <8>; 151 }; 152 153 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { 154 bias-pull-up; 155 drive-strength = <8>; 156 }; 157 158 backlight { 159 bl_en: bl-en { 160 rockchip,pins = <0 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>; 161 }; 162 }; 163 164 emmc { 165 emmc_bus8: emmc-bus8 { 166 rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>, 167 <1 RK_PC3 2 &pcfg_pull_up_drv_8ma>, 168 <1 RK_PC4 2 &pcfg_pull_up_drv_8ma>, 169 <1 RK_PC5 2 &pcfg_pull_up_drv_8ma>, 170 <1 RK_PC6 2 &pcfg_pull_up_drv_8ma>, 171 <1 RK_PC7 2 &pcfg_pull_up_drv_8ma>, 172 <1 RK_PD0 2 &pcfg_pull_up_drv_8ma>, 173 <1 RK_PD1 2 &pcfg_pull_up_drv_8ma>; 174 }; 175 176 emmc-clk { 177 rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>; 178 }; 179 180 emmc-cmd { 181 rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>; 182 }; 183 184 emmc_reset: emmc-reset { 185 rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; 186 }; 187 }; 188 189 keys { 190 pwr_key: pwr-key { 191 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>; 192 }; 193 }; 194 195 pmic { 196 pmic_int: pmic-int { 197 rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>; 198 }; 199 }; 200 201 sdio { 202 wifi_reg_on: wifi-reg-on { 203 rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 204 }; 205 206 bt_rst: bt-rst { 207 rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; 208 }; 209 }; 210 211 usb { 212 host_vbus_drv: host-vbus-drv { 213 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 214 }; 215 }; 216}; 217 218&pwm0 { 219 status = "okay"; 220}; 221 222&tsadc { 223 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */ 224 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */ 225 status = "okay"; 226}; 227 228&uart2 { 229 status = "okay"; 230}; 231 232&usb_host0_ehci { 233 status = "okay"; 234}; 235 236&usb_otg { 237 dr_mode = "host"; 238 status = "okay"; 239}; 240 241&wdt { 242 status = "okay"; 243}; 244