0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003 * Copyright (c) 2018 Theobroma Systems Design und Consulting GmbH
0004 */
0005
0006 /dts-v1/;
0007 #include "rk3368.dtsi"
0008
0009 / {
0010 aliases {
0011 mmc0 = &emmc;
0012 };
0013
0014 chosen {
0015 stdout-path = "serial0:115200n8";
0016 };
0017
0018 ext_gmac: gmac-clk {
0019 compatible = "fixed-clock";
0020 clock-frequency = <125000000>;
0021 clock-output-names = "ext_gmac";
0022 #clock-cells = <0>;
0023 };
0024
0025 i2cmux1 {
0026 compatible = "i2c-mux-gpio";
0027 #address-cells = <1>;
0028 #size-cells = <0>;
0029 i2c-parent = <&i2c1>;
0030 mux-gpios = <&gpio1 RK_PA7 GPIO_ACTIVE_HIGH>;
0031
0032 /* Q7_GP0_I2C */
0033 i2c_gp0: i2c@0 {
0034 reg = <0>;
0035 #address-cells = <1>;
0036 #size-cells = <0>;
0037 };
0038
0039 /* Q7_SMB */
0040 i2c_smb: i2c@1 {
0041 reg = <1>;
0042 #address-cells = <1>;
0043 #size-cells = <0>;
0044 };
0045 };
0046
0047 i2cmux2 {
0048 compatible = "i2c-mux-gpio";
0049 #address-cells = <1>;
0050 #size-cells = <0>;
0051 i2c-parent = <&i2c2>;
0052 mux-gpios = <&gpio1 RK_PB4 GPIO_ACTIVE_HIGH>;
0053
0054 /* Q7_LVDS_BLC_I2C */
0055 i2c_lvds_blc: i2c@0 {
0056 reg = <0>;
0057 #address-cells = <1>;
0058 #size-cells = <0>;
0059
0060 fan: fan@18 {
0061 compatible = "ti,amc6821";
0062 reg = <0x18>;
0063 #cooling-cells = <2>;
0064 };
0065
0066 rtc_twi: rtc@6f {
0067 compatible = "isil,isl1208";
0068 reg = <0x6f>;
0069 };
0070 };
0071
0072 /* Q7_GP2_I2C = LVDS_DID_CLK/DAT */
0073 i2c_gp2: i2c@1 {
0074 reg = <1>;
0075 #address-cells = <1>;
0076 #size-cells = <0>;
0077 };
0078 };
0079
0080 leds {
0081 compatible = "gpio-leds";
0082 pinctrl-names = "default";
0083 pinctrl-0 = <&module_led_pins>;
0084
0085 module_led1: led-1 {
0086 label = "module_led1";
0087 gpios = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
0088 linux,default-trigger = "heartbeat";
0089 panic-indicator;
0090 };
0091
0092 module_led2: led-2 {
0093 label = "module_led2";
0094 gpios = <&gpio3 RK_PA3 GPIO_ACTIVE_HIGH>;
0095 default-state = "off";
0096 };
0097 };
0098
0099 vcc_sys: vcc-sys-regulator {
0100 compatible = "regulator-fixed";
0101 regulator-name = "vcc_sys";
0102 regulator-min-microvolt = <5000000>;
0103 regulator-max-microvolt = <5000000>;
0104 regulator-always-on;
0105 regulator-boot-on;
0106 };
0107 };
0108
0109 &cpu_l0 {
0110 cpu-supply = <&vdd_cpu>;
0111 };
0112
0113 &cpu_l1 {
0114 cpu-supply = <&vdd_cpu>;
0115 };
0116
0117 &cpu_l2 {
0118 cpu-supply = <&vdd_cpu>;
0119 };
0120
0121 &cpu_l3 {
0122 cpu-supply = <&vdd_cpu>;
0123 };
0124
0125 &cpu_b0 {
0126 cpu-supply = <&vdd_cpu>;
0127 };
0128
0129 &cpu_b1 {
0130 cpu-supply = <&vdd_cpu>;
0131 };
0132
0133 &cpu_b2 {
0134 cpu-supply = <&vdd_cpu>;
0135 };
0136
0137 &cpu_b3 {
0138 cpu-supply = <&vdd_cpu>;
0139 };
0140
0141 &emmc {
0142 bus-width = <8>;
0143 clock-frequency = <150000000>;
0144 mmc-hs200-1_8v;
0145 non-removable;
0146 vmmc-supply = <&vcc33_io>;
0147 vqmmc-supply = <&vcc_18>;
0148 pinctrl-names = "default";
0149 pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_bus8>;
0150 status = "okay";
0151 };
0152
0153 &gmac {
0154 assigned-clocks = <&cru SCLK_MAC>;
0155 assigned-clock-parents = <&ext_gmac>;
0156 clock_in_out = "input";
0157 phy-supply = <&vcc33_io>;
0158 phy-mode = "rgmii";
0159 pinctrl-names = "default";
0160 pinctrl-0 = <&rgmii_pins>;
0161 snps,reset-active-low;
0162 snps,reset-delays-us = <0 10000 50000>;
0163 snps,reset-gpio = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>;
0164 tx_delay = <0x10>;
0165 rx_delay = <0x10>;
0166 status = "okay";
0167 };
0168
0169 &i2c0 {
0170 status = "okay";
0171
0172 rk808: pmic@1b {
0173 compatible = "rockchip,rk808";
0174 reg = <0x1b>;
0175 interrupt-parent = <&gpio0>;
0176 interrupts = <RK_PA5 IRQ_TYPE_LEVEL_LOW>;
0177 clock-output-names = "xin32k", "rk808-clkout2";
0178 #clock-cells = <1>;
0179 pinctrl-names = "default";
0180 pinctrl-0 = <&pmic_int_l>, <&pmic_sleep>;
0181 rockchip,system-power-controller;
0182 vcc1-supply = <&vcc_sys>;
0183 vcc2-supply = <&vcc_sys>;
0184 vcc3-supply = <&vcc_sys>;
0185 vcc4-supply = <&vcc_sys>;
0186 vcc6-supply = <&vcc_sys>;
0187 vcc7-supply = <&vcc_sys>;
0188 vcc8-supply = <&vcc_sys>;
0189 vcc9-supply = <&vcc_sys>;
0190 vcc10-supply = <&vcc_sys>;
0191 vcc11-supply = <&vcc_sys>;
0192 vcc12-supply = <&vcc_sys>;
0193
0194 regulators {
0195 vdd_cpu: DCDC_REG1 {
0196 regulator-name = "vdd_cpu";
0197 regulator-min-microvolt = <700000>;
0198 regulator-max-microvolt = <1500000>;
0199 regulator-always-on;
0200 regulator-boot-on;
0201 };
0202
0203 vdd_log: DCDC_REG2 {
0204 regulator-name = "vdd_log";
0205 regulator-min-microvolt = <700000>;
0206 regulator-max-microvolt = <1500000>;
0207 regulator-always-on;
0208 regulator-boot-on;
0209 };
0210
0211 vcc_ddr: DCDC_REG3 {
0212 regulator-name = "vcc_ddr";
0213 regulator-always-on;
0214 regulator-boot-on;
0215 };
0216
0217 vcc33_io: DCDC_REG4 {
0218 regulator-name = "vcc33_io";
0219 regulator-min-microvolt = <3300000>;
0220 regulator-max-microvolt = <3300000>;
0221 regulator-always-on;
0222 regulator-boot-on;
0223 };
0224
0225 vcc33_video: LDO_REG2 {
0226 regulator-name = "vcc33_video";
0227 regulator-min-microvolt = <3300000>;
0228 regulator-max-microvolt = <3300000>;
0229 regulator-always-on;
0230 regulator-boot-on;
0231 };
0232
0233 vdd10_pll: LDO_REG3 {
0234 regulator-name = "vdd10_pll";
0235 regulator-min-microvolt = <1000000>;
0236 regulator-max-microvolt = <1000000>;
0237 regulator-always-on;
0238 regulator-boot-on;
0239 };
0240
0241 vdd10_video: LDO_REG6 {
0242 regulator-name = "vdd10_video";
0243 regulator-min-microvolt = <1000000>;
0244 regulator-max-microvolt = <1000000>;
0245 regulator-always-on;
0246 regulator-boot-on;
0247 };
0248
0249 vcc_18: LDO_REG7 {
0250 regulator-always-on;
0251 regulator-boot-on;
0252 regulator-min-microvolt = <1800000>;
0253 regulator-max-microvolt = <1800000>;
0254 regulator-name = "vcc_18";
0255 };
0256
0257 vcc18_video: LDO_REG8 {
0258 regulator-name = "vcc18_video";
0259 regulator-min-microvolt = <1800000>;
0260 regulator-max-microvolt = <1800000>;
0261 regulator-always-on;
0262 regulator-boot-on;
0263 };
0264 };
0265 };
0266 };
0267
0268 &i2c1 {
0269 status = "okay";
0270 };
0271
0272 &i2c2 {
0273 status = "okay";
0274 };
0275
0276 /* The RK3368-uQ7 "Lion" has most IO voltages hardwired to 3.3V. */
0277 &io_domains {
0278 audio-supply = <&vcc33_io>;
0279 dvp-supply = <&vcc33_io>;
0280 flash0-supply = <&vcc_18>;
0281 gpio30-supply = <&vcc33_io>;
0282 gpio1830-supply = <&vcc33_io>;
0283 sdcard-supply = <&vcc33_io>;
0284 wifi-supply = <&vcc33_io>;
0285 status = "okay";
0286 };
0287
0288 &pinctrl {
0289 leds {
0290 module_led_pins: module-led-pins {
0291 rockchip,pins =
0292 <2 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>,
0293 <3 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
0294 };
0295 };
0296 pmic {
0297 pmic_int_l: pmic-int-l {
0298 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
0299 };
0300
0301 pmic_sleep: pmic-sleep {
0302 rockchip,pins = <0 RK_PA0 2 &pcfg_pull_none>;
0303 };
0304 };
0305 };
0306
0307 &pmu_io_domains {
0308 pmu-supply = <&vcc33_io>;
0309 vop-supply = <&vcc33_io>;
0310 status = "okay";
0311 };
0312
0313 &spi1 {
0314 status = "okay";
0315
0316 norflash: flash@0 {
0317 compatible = "jedec,spi-nor";
0318 reg = <0>;
0319 spi-max-frequency = <50000000>;
0320 };
0321 };
0322
0323 &uart1 {
0324 status = "okay";
0325 };
0326
0327 &uart3 {
0328 status = "okay";
0329 };
0330
0331 &usb_host0_ehci {
0332 status = "okay";
0333 };
0334
0335 &wdt {
0336 status = "okay";
0337 };
