1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Copyright (c) 2015 Caesar Wang <wxt@rock-chips.com>
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/pwm/pwm.h>
12 stdout-path = "serial2:115200n8";
16 device_type = "memory";
17 reg = <0x0 0x0 0x0 0x40000000>;
20 backlight: backlight {
21 compatible = "pwm-backlight";
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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";
59 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
60 pwm-delay-us = <10000>;
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>;
71 compatible = "gpio-keys";
72 pinctrl-names = "default";
73 pinctrl-0 = <&pwr_key>;
77 gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
79 linux,code = <KEY_POWER>;
83 /* supplies both host and otg */
84 vcc_host: vcc-host-regulator {
85 compatible = "regulator-fixed";
87 gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
88 pinctrl-names = "default";
89 pinctrl-0 = <&host_vbus_drv>;
90 regulator-name = "vcc_host";
93 vin-supply = <&vcc_sys>;
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>;
103 vin-supply = <&vcc_io>;
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>;
120 mmc-pwrseq = <&emmc_pwrseq>;
122 pinctrl-names = "default";
123 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
128 phy-supply = <&vcc_lan>;
130 clock_in_out = "output";
131 snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
132 snps,reset-active-low;
133 snps,reset-delays-us = <0 10000 1000000>;
134 pinctrl-names = "default";
135 pinctrl-0 = <&rmii_pins>;
146 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
148 drive-strength = <8>;
151 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
153 drive-strength = <8>;
158 rockchip,pins = <0 20 RK_FUNC_GPIO &pcfg_pull_none>;
163 emmc_bus8: emmc-bus8 {
164 rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
165 <1 19 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
166 <1 20 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
167 <1 21 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
168 <1 22 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
169 <1 23 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
170 <1 24 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
171 <1 25 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
175 rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>;
179 rockchip,pins = <1 26 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
182 emmc_reset: emmc-reset {
183 rockchip,pins = <2 3 RK_FUNC_GPIO &pcfg_pull_none>;
189 rockchip,pins = <0 2 RK_FUNC_GPIO &pcfg_pull_up>;
195 rockchip,pins = <0 1 RK_FUNC_GPIO &pcfg_pull_up>;
200 wifi_reg_on: wifi-reg-on {
201 rockchip,pins = <3 4 RK_FUNC_GPIO &pcfg_pull_none>;
205 rockchip,pins = <3 5 RK_FUNC_GPIO &pcfg_pull_none>;
210 host_vbus_drv: host-vbus-drv {
211 rockchip,pins = <0 4 RK_FUNC_GPIO &pcfg_pull_none>;
221 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
222 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */