diff options
Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts new file mode 100644 index 000000000000..9f6ccd9dd1f7 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts @@ -0,0 +1,304 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2020 Rockchip Electronics Co., Ltd + * Copyright (c) 2024 Radxa Limited + * Copyright (c) 2024 Yao Zi <ziyao@disroot.org> + */ + +/dts-v1/; + +#include <dt-bindings/input/input.h> +#include <dt-bindings/leds/common.h> +#include <dt-bindings/pwm/pwm.h> +#include "rk3528.dtsi" + +/ { + model = "Radxa E20C"; + compatible = "radxa,e20c", "rockchip,rk3528"; + + aliases { + ethernet0 = &gmac1; + i2c1 = &i2c1; + mmc0 = &sdhci; + mmc1 = &sdmmc; + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:1500000n8"; + }; + + adc-keys { + compatible = "adc-keys"; + io-channels = <&saradc 0>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <1800000>; + poll-interval = <100>; + + button-maskrom { + label = "MASKROM"; + linux,code = <KEY_SETUP>; + press-threshold-microvolt = <0>; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&user_key>; + + button-user { + gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>; + label = "USER"; + linux,code = <BTN_1>; + wakeup-source; + }; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&lan_led_g>, <&sys_led_g>, <&wan_led_g>; + + led-lan { + color = <LED_COLOR_ID_GREEN>; + default-state = "off"; + function = LED_FUNCTION_LAN; + gpios = <&gpio4 RK_PB5 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "netdev"; + }; + + led-sys { + color = <LED_COLOR_ID_GREEN>; + default-state = "on"; + function = LED_FUNCTION_HEARTBEAT; + gpios = <&gpio4 RK_PC1 GPIO_ACTIVE_LOW>; + linux,default-trigger = "heartbeat"; + }; + + led-wan { + color = <LED_COLOR_ID_GREEN>; + default-state = "off"; + function = LED_FUNCTION_WAN; + gpios = <&gpio4 RK_PC0 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "netdev"; + }; + }; + + vdd_0v9: regulator-0v9-vdd { + compatible = "regulator-fixed"; + regulator-name = "vdd_0v9"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <900000>; + vin-supply = <&vcc5v0_sys>; + }; + + vcc_ddr: regulator-1v1-vcc-ddr { + compatible = "regulator-fixed"; + regulator-name = "vcc_ddr"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + vin-supply = <&vcc5v0_sys>; + }; + + vcc_1v8: regulator-1v8-vcc { + compatible = "regulator-fixed"; + regulator-name = "vcc_1v8"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + vin-supply = <&vcc_3v3>; + }; + + vcc_3v3: regulator-3v3-vcc { + compatible = "regulator-fixed"; + regulator-name = "vcc_3v3"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc5v0_sys>; + }; + + vcc5v0_sys: regulator-5v0-vcc-sys { + compatible = "regulator-fixed"; + regulator-name = "vcc5v0_sys"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + }; + + vccio_sd: regulator-vccio-sd { + compatible = "regulator-gpio"; + gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc_vol_ctrl_h>; + regulator-name = "vccio_sd"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + states = <1800000 0x0>, <3300000 0x1>; + vin-supply = <&vcc5v0_sys>; + }; + + vdd_arm: regulator-vdd-arm { + compatible = "pwm-regulator"; + pwms = <&pwm1 0 5000 PWM_POLARITY_INVERTED>; + pwm-supply = <&vcc5v0_sys>; + regulator-name = "vdd_arm"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <746000>; + regulator-max-microvolt = <1201000>; + regulator-settling-time-up-us = <250>; + }; + + vdd_logic: regulator-vdd-logic { + compatible = "pwm-regulator"; + pwms = <&pwm2 0 5000 PWM_POLARITY_INVERTED>; + pwm-supply = <&vcc5v0_sys>; + regulator-name = "vdd_logic"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <705000>; + regulator-max-microvolt = <1006000>; + regulator-settling-time-up-us = <250>; + }; +}; + +&cpu0 { + cpu-supply = <&vdd_arm>; +}; + +&cpu1 { + cpu-supply = <&vdd_arm>; +}; + +&cpu2 { + cpu-supply = <&vdd_arm>; +}; + +&cpu3 { + cpu-supply = <&vdd_arm>; +}; + +&gmac1 { + clock_in_out = "output"; + phy-handle = <&rgmii_phy>; + phy-mode = "rgmii-id"; + phy-supply = <&vcc_3v3>; + pinctrl-names = "default"; + pinctrl-0 = <&rgmii_miim>, <&rgmii_tx_bus2>, <&rgmii_rx_bus2>, + <&rgmii_rgmii_clk>, <&rgmii_rgmii_bus>; + status = "okay"; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1m0_xfer>; + status = "okay"; + + eeprom@50 { + compatible = "belling,bl24c16a", "atmel,24c16"; + reg = <0x50>; + pagesize = <16>; + read-only; + vcc-supply = <&vcc_3v3>; + }; +}; + +&mdio1 { + rgmii_phy: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <0x1>; + pinctrl-names = "default"; + pinctrl-0 = <&gmac1_rstn_l>; + reset-assert-us = <20000>; + reset-deassert-us = <100000>; + reset-gpios = <&gpio4 RK_PC2 GPIO_ACTIVE_LOW>; + }; +}; + +&pinctrl { + ethernet { + gmac1_rstn_l: gmac1-rstn-l { + rockchip,pins = <4 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + gpio-keys { + user_key: user-key { + rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + leds { + lan_led_g: lan-led-g { + rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + sys_led_g: sys-led-g { + rockchip,pins = <4 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + wan_led_g: wan-led-g { + rockchip,pins = <4 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + sdmmc { + sdmmc_vol_ctrl_h: sdmmc-vol-ctrl-h { + rockchip,pins = <4 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; + +&pwm1 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm1m0_pins>; + status = "okay"; +}; + +&pwm2 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm2m0_pins>; + status = "okay"; +}; + +&saradc { + vref-supply = <&vcc_1v8>; + status = "okay"; +}; + +&sdhci { + bus-width = <8>; + cap-mmc-highspeed; + no-sd; + no-sdio; + non-removable; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vcc_1v8>; + status = "okay"; +}; + +&sdmmc { + bus-width = <4>; + cap-mmc-highspeed; + cap-sd-highspeed; + disable-wp; + sd-uhs-sdr104; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vccio_sd>; + status = "okay"; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0m0_xfer>; + status = "okay"; +}; |