diff options
Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3308-evb.dts')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3308-evb.dts | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3308-evb.dts b/arch/arm64/boot/dts/rockchip/rk3308-evb.dts new file mode 100644 index 000000000..184b84fdd --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3308-evb.dts @@ -0,0 +1,230 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd + * + */ + +/dts-v1/; +#include <dt-bindings/input/input.h> +#include "rk3308.dtsi" + +/ { + model = "Rockchip RK3308 EVB"; + compatible = "rockchip,rk3308-evb", "rockchip,rk3308"; + + chosen { + stdout-path = "serial4:1500000n8"; + }; + + adc-keys0 { + compatible = "adc-keys"; + io-channels = <&saradc 0>; + io-channel-names = "buttons"; + poll-interval = <100>; + keyup-threshold-microvolt = <1800000>; + + button-func { + linux,code = <KEY_FN>; + label = "function"; + press-threshold-microvolt = <18000>; + }; + }; + + adc-keys1 { + compatible = "adc-keys"; + io-channels = <&saradc 1>; + io-channel-names = "buttons"; + poll-interval = <100>; + keyup-threshold-microvolt = <1800000>; + + button-esc { + linux,code = <KEY_MICMUTE>; + label = "micmute"; + press-threshold-microvolt = <1130000>; + }; + + button-home { + linux,code = <KEY_MODE>; + label = "mode"; + press-threshold-microvolt = <901000>; + }; + + button-menu { + linux,code = <KEY_PLAY>; + label = "play"; + press-threshold-microvolt = <624000>; + }; + + button-down { + linux,code = <KEY_VOLUMEDOWN>; + label = "volume down"; + press-threshold-microvolt = <300000>; + }; + + button-up { + linux,code = <KEY_VOLUMEUP>; + label = "volume up"; + press-threshold-microvolt = <18000>; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + autorepeat; + + pinctrl-names = "default"; + pinctrl-0 = <&pwr_key>; + + key-power { + gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>; + linux,code = <KEY_POWER>; + label = "GPIO Key Power"; + debounce-interval = <100>; + wakeup-source; + }; + }; + + vcc12v_dcin: vcc12v-dcin { + compatible = "regulator-fixed"; + regulator-name = "vcc12v_dcin"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + regulator-always-on; + regulator-boot-on; + }; + + vcc5v0_sys: vcc5v0-sys { + compatible = "regulator-fixed"; + regulator-name = "vcc5v0_sys"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc12v_dcin>; + }; + + vccio_sdio: vcc_1v8: vcc-1v8 { + compatible = "regulator-fixed"; + regulator-name = "vcc_1v8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc_io>; + }; + + vcc_ddr: vcc-ddr { + compatible = "regulator-fixed"; + regulator-name = "vcc_ddr"; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc5v0_sys>; + }; + + vcc_io: vcc-io { + compatible = "regulator-fixed"; + regulator-name = "vcc_io"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc5v0_sys>; + }; + + vccio_flash: vccio-flash { + compatible = "regulator-fixed"; + regulator-name = "vccio_flash"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc_io>; + }; + + vcc5v0_host: vcc5v0-host { + compatible = "regulator-fixed"; + gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>; + enable-active-high; + pinctrl-names = "default"; + pinctrl-0 = <&usb_drv>; + regulator-name = "vbus_host"; + vin-supply = <&vcc5v0_sys>; + }; + + vdd_core: vdd-core { + compatible = "pwm-regulator"; + pwms = <&pwm0 0 5000 1>; + regulator-name = "vdd_core"; + regulator-min-microvolt = <827000>; + regulator-max-microvolt = <1340000>; + regulator-always-on; + regulator-boot-on; + regulator-settling-time-up-us = <250>; + pwm-supply = <&vcc5v0_sys>; + }; + + vdd_log: vdd-log { + compatible = "regulator-fixed"; + regulator-name = "vdd_log"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1050000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc5v0_sys>; + }; + + vdd_1v0: vdd-1v0 { + compatible = "regulator-fixed"; + regulator-name = "vdd_1v0"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc5v0_sys>; + }; +}; + +&cpu0 { + cpu-supply = <&vdd_core>; +}; + +&saradc { + status = "okay"; + vref-supply = <&vcc_1v8>; +}; + +&pinctrl { + pinctrl-names = "default"; + pinctrl-0 = <&rtc_32k>; + + buttons { + pwr_key: pwr-key { + rockchip,pins = <0 RK_PA6 0 &pcfg_pull_up>; + }; + }; + + usb { + usb_drv: usb-drv { + rockchip,pins = <0 RK_PC5 0 &pcfg_pull_none>; + }; + }; + + sdio-pwrseq { + wifi_enable_h: wifi-enable-h { + rockchip,pins = <0 RK_PA2 0 &pcfg_pull_none>; + }; + }; +}; + +&pwm0 { + status = "okay"; + pinctrl-0 = <&pwm0_pin_pull_down>; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&uart4_xfer>; + status = "okay"; +}; |