// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Device tree file for Firefly Rockchip RK3288 Core board
* Copyright (c) 2016 Randy Li <[email protected]>
*/
/dts-v1/;
#include "rk3288-firefly-reload-core.dtsi"
/ {
model = "Firefly-RK3288-reload";
compatible = "firefly,firefly-rk3288-reload", "rockchip,rk3288";
adc-keys {
compatible = "adc-keys";
io-channels = <&saradc 1>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <1800000>;
button-recovery {
label = "Recovery";
linux,code = <KEY_VENDOR>;
press-threshold-microvolt = <0>;
};
};
gpio-keys {
compatible = "gpio-keys";
key-power {
wakeup-source;
gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
label = "GPIO Power";
linux,code = <KEY_POWER>;
pinctrl-names = "default";
pinctrl-0 = <&pwr_key>;
};
};
ir-receiver {
compatible = "gpio-ir-receiver";
gpios = <&gpio7 RK_PA0 GPIO_ACTIVE_LOW>;
};
leds {
compatible = "gpio-leds";
power_led: led-0 {
gpios = <&gpio8 RK_PA2 GPIO_ACTIVE_LOW>;
label = "firefly:blue:power";
pinctrl-names = "default";
pinctrl-0 = <&power_led_pin>;
panic-indicator;
};
work_led: led-1 {
gpios = <&gpio8 RK_PA1 GPIO_ACTIVE_LOW>;
label = "firefly:blue:user";
linux,default-trigger = "rc-feedback";
pinctrl-names = "default";
pinctrl-0 = <&work_led_pin>;
};
};
sdio_pwrseq: sdio-pwrseq {
compatible = "mmc-pwrseq-simple";
clocks = <&hym8563>;
clock-names = "ext_clock";
pinctrl-names = "default";
pinctrl-0 = <&wifi_enable>;
reset-gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_LOW>;
};
sound {
compatible = "simple-audio-card";
simple-audio-card,name = "SPDIF";
simple-audio-card,dai-link@1 { /* S/PDIF - S/PDIF */
cpu { sound-dai = <&spdif>; };
codec { sound-dai = <&spdif_out>; };
};
};
spdif_out: spdif-out {
compatible = "linux,spdif-dit";
#sound-dai-cells = <0>;
};
vcc_host_5v: usb-host-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&host_vbus_drv>;
regulator-name = "vcc_host_5v";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
vin-supply = <&vcc_5v>;
};
vcc_5v: vcc_sys: vsys-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_5v";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
regulator-boot-on;
};
vcc_sd: sdmmc-regulator {
compatible = "regulator-fixed";
gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc_pwr>;
regulator-name = "vcc_sd";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
startup-delay-us = <100000>;
vin-supply = <&vcc_io>;
};
vcc_otg_5v: usb-otg-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio0 RK_PB4 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&otg_vbus_drv>;
regulator-name = "vcc_otg_5v";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
vin-supply = <&vcc_5v>;
};
dovdd_1v8: dovdd-1v8-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio0 RK_PB3 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&dvp_pwr>;
regulator-name = "dovdd_1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vcc_io>;
};
vcc28_dvp: vcc28-dvp-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio0 RK_PB3 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&dvp_pwr>;
regulator-name = "vcc28_dvp";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
vin-supply = <&vcc_io>;
};
af_28: af_28-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio0 RK_PB3 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&dvp_pwr>;
regulator-name = "af_28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
vin-supply = <&vcc_io>;
};
dvdd_1v2: af_28-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio7 RK_PB4 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&cif_pwr>;
regulator-name = "dvdd_1v2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
vin-supply = <&vcc_io>;
};
vbat_wl: wifi-regulator {
compatible = "regulator-fixed";
regulator-name = "vbat_wl";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc_io>;
};
};
&hdmi {
ddc-i2c-bus = <&i2c5>;
pinctrl-names = "default";
pinctrl-0 = <&hdmi_cec_c0>;
status = "okay";
};
&i2c0 {
hym8563: hym8563@51 {
compatible = "haoyu,hym8563";
reg = <0x51>;
#clock-cells = <0>;
clock-frequency = <32768>;
clock-output-names = "xin32k";
interrupt-parent = <&gpio7>;
interrupts = <RK_PA4 IRQ_TYPE_EDGE_FALLING>;
pinctrl-names = "default";
pinctrl-0 = <&rtc_int>;
};
};
&i2c2 {
status = "okay";
codec: es8328@10 {
compatible = "everest,es8328";
DVDD-supply = <&vcca_33>;
AVDD-supply = <&vcca_33>;
PVDD-supply = <&vcca_33>;
HPVDD-supply = <&vcca_33>;
clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>;
clock-names = "i2s_hclk", "i2s_clk";
reg = <0x10>;
};
};
&i2c5 {
status = "okay";
};
&i2s {
status = "okay";
};
&saradc {
vref-supply = <&vcc_18>;
status = "okay";
};
&sdmmc {
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
card-detect-delay = <200>;
disable-wp;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_cd>, <&sdmmc_bus4>;
vmmc-supply = <&vcc_sd>;
vqmmc-supply = <&vccio_sd>;
status = "okay";
};
&sdio0 {
bus-width = <4>;
cap-sd-highspeed;
cap-sdio-irq;
mmc-pwrseq = <&sdio_pwrseq>;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&sdio0_bus4>, <&sdio0_cmd>, <&sdio0_clk>, <&sdio0_int>;
sd-uhs-sdr12;
sd-uhs-sdr25;
sd-uhs-sdr50;
sd-uhs-ddr50;
vmmc-supply = <&vbat_wl>;
vqmmc-supply = <&vccio_wl>;
status = "okay";
};
&spdif {
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_xfer>, <&uart0_cts>, <&uart0_rts>;
status = "okay";
};
&uart1 {
status = "okay";
};
&uart2 {
status = "okay";
};
&uart3 {
status = "okay";
};
&usbphy {
status = "okay";
};
&usb_host1 {
pinctrl-names = "default";
pinctrl-0 = <&usbhub_rst>;
status = "okay";
};
&usb_otg {
status = "okay";
};
&pinctrl {
ir {
ir_int: ir-int {
rockchip,pins = <7 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
dvp {
dvp_pwr: dvp-pwr {
rockchip,pins = <0 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
};
cif_pwr: cif-pwr {
rockchip,pins = <7 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
hym8563 {
rtc_int: rtc-int {
rockchip,pins = <7 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
keys {
pwr_key: pwr-key {
rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
leds {
power_led_pin: power-led-pin {
rockchip,pins = <8 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
};
work_led_pin: work-led-pin {
rockchip,pins = <8 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
sdmmc {
/*
* Default drive strength isn't enough to achieve even
* high-speed mode on firefly board so bump up to 12ma.
*/
sdmmc_bus4: sdmmc-bus4 {
rockchip,pins = <6 RK_PC0 1 &pcfg_pull_up_drv_12ma>,
<6 RK_PC1 1 &pcfg_pull_up_drv_12ma>,
<6 RK_PC2 1 &pcfg_pull_up_drv_12ma>,
<6 RK_PC3 1 &pcfg_pull_up_drv_12ma>;
};
sdmmc_clk: sdmmc-clk {
rockchip,pins = <6 RK_PC4 1 &pcfg_pull_none_12ma>;
};
sdmmc_cmd: sdmmc-cmd {
rockchip,pins = <6 RK_PC5 1 &pcfg_pull_up_drv_12ma>;
};
sdmmc_pwr: sdmmc-pwr {
rockchip,pins = <7 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
sdio {
wifi_enable: wifi-enable {
rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
usb_host {
host_vbus_drv: host-vbus-drv {
rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
};
usbhub_rst: usbhub-rst {
rockchip,pins = <8 RK_PA3 RK_FUNC_GPIO &pcfg_output_high>;
};
};
usb_otg {
otg_vbus_drv: otg-vbus-drv {
rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
Codebase Browser
linux