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29317c6f7e
* import new layout for libreelec patches (no more mbox) * refactor existing patches to kernel 6.17 * fix uboot issue causing VOP IOMMU page fault and no screen
110 lines
2.2 KiB
Plaintext
110 lines
2.2 KiB
Plaintext
/dts-v1/;
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/plugin/;
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/pinctrl/rockchip.h>
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/*
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* gpio configuration for H20_221_V1.71 boards
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*
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*/
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&{/gpio-leds} {
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working {
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gpios = <&gpio1 RK_PA7 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "none";
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pinctrl-0 = <&gpio_led_working>;
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};
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auxiliary {
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gpios = <&gpio3 RK_PC5 GPIO_ACTIVE_HIGH>;
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label = "auxiliary";
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linux,default-trigger = "mmc2";
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default-state = "off";
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pinctrl-names = "default";
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pinctrl-0 = <&gpio_led_auxiliary>;
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};
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};
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&{/pinctrl/gpio-items} {
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gpio_led_working: gpio-led-working {
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rockchip,pins = <1 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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gpio_led_auxiliary: gpio-led-auxiliary {
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rockchip,pins = <3 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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gpio_led_ethlink: gpio-led-ethlink{
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rockchip,pins = <3 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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gpio_led_ethled: gpio-led-ethled{
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rockchip,pins = <2 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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reset_key: reset-key {
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rockchip,pins = <3 RK_PD1 RK_FUNC_GPIO &pcfg_pull_up>;
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};
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};
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&gpio_keys {
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pinctrl-names = "default";
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pinctrl-0 = <&reset_key>;
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reset {
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gpios = <&gpio3 RK_PD1 GPIO_ACTIVE_LOW>;
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label = "reset";
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linux,code = <KEY_RESTART>;
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debounce-interval = <200>;
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wakeup-source;
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};
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};
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&emmc {
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rockchip,default-sample-phase = <112>;
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bus-width = <8>;
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clock-frequency = <125000000>;
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max-frequency = <125000000>;
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};
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/*
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* R29, R2B ad H20 boards require a GPIO to be turned low to enable HDMI output, we simulate it
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* here as a regulator that must be always on.
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* Also these boards don't have the necessary power regulators for CPU and Logic.
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* R29 and R2B have a single power regulator fixed to 1.2v, hence the CPU can't go over 1.0 ghz
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*/
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&{/} {
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vdd_hdmi_phy: vdd-hdmi-phy-regulator {
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compatible = "regulator-fixed";
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gpio = <&gpio2 RK_PB3 GPIO_ACTIVE_LOW>;
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pinctrl-names = "default";
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pinctrl-0 = <&hdmi_phy_enable>;
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regulator-name = "vdd-hdmi-phy";
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&vcc_sys>;
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};
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};
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&pinctrl {
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hdmi-phy {
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hdmi_phy_enable: hdmi-phy-enable {
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rockchip,pins = <2 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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};
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};
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