// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /dts-v1/; #include #include "rk3308.dtsi" / { model = "Radxa ROCK S0"; compatible = "radxa,rock-s0", "rockchip,rk3308"; aliases { ethernet0 = &gmac; mmc0 = &emmc; mmc1 = &sdmmc; mmc2 = &sdio; }; chosen { stdout-path = "serial0:1500000n8"; }; leds { compatible = "gpio-leds"; pinctrl-names = "default"; pinctrl-0 = <&pwr_led>; led-green { color = ; default-state = "on"; function = LED_FUNCTION_HEARTBEAT; gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>; linux,default-trigger = "heartbeat"; }; }; vdd_log: regulator-1v04-vdd-log { compatible = "regulator-fixed"; regulator-name = "vdd_log"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1040000>; regulator-max-microvolt = <1040000>; vin-supply = <&vcc5v0_sys>; }; vcc_ddr: regulator-1v5-vcc-ddr { compatible = "regulator-fixed"; regulator-name = "vcc_ddr"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1500000>; regulator-max-microvolt = <1500000>; 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_io>; }; vcc_io: regulator-3v3-vcc-io { compatible = "regulator-fixed"; regulator-name = "vcc_io"; 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>; }; vdd_core: regulator-vdd-core { compatible = "pwm-regulator"; pwms = <&pwm0 0 5000 1>; pwm-supply = <&vcc5v0_sys>; regulator-name = "vdd_core"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <827000>; regulator-max-microvolt = <1340000>; regulator-settling-time-up-us = <250>; }; sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; pinctrl-names = "default"; pinctrl-0 = <&wifi_reg_on>; reset-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>; }; }; &cpu0 { cpu-supply = <&vdd_core>; }; &emmc { cap-mmc-highspeed; no-sd; no-sdio; non-removable; pinctrl-names = "default"; pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_pwren>; vmmc-supply = <&vcc_io>; status = "okay"; }; &gmac { clock_in_out = "output"; phy-handle = <&rtl8201f>; phy-supply = <&vcc_io>; status = "okay"; mdio { compatible = "snps,dwmac-mdio"; #address-cells = <1>; #size-cells = <0>; rtl8201f: ethernet-phy@1 { compatible = "ethernet-phy-ieee802.3-c22"; reg = <1>; pinctrl-names = "default"; pinctrl-0 = <&mac_rst>; reset-assert-us = <20000>; reset-deassert-us = <50000>; reset-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>; }; }; }; &io_domains { vccio0-supply = <&vcc_io>; vccio1-supply = <&vcc_io>; vccio2-supply = <&vcc_io>; vccio3-supply = <&vcc_io>; vccio4-supply = <&vcc_1v8>; vccio5-supply = <&vcc_io>; status = "okay"; }; &pinctrl { pinctrl-names = "default"; pinctrl-0 = <&rtc_32k>; bluetooth { bt_reg_on: bt-reg-on { rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>; }; bt_wake_host: bt-wake-host { rockchip,pins = <4 RK_PB4 RK_FUNC_GPIO &pcfg_pull_down>; }; host_wake_bt: host-wake-bt { rockchip,pins = <4 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>; }; }; gmac { mac_rst: mac-rst { rockchip,pins = <0 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>; }; }; leds { pwr_led: pwr-led { rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>; }; }; wifi { wifi_reg_on: wifi-reg-on { rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; }; wifi_wake_host: wifi-wake-host { rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_down>; }; }; }; &pwm0 { pinctrl-names = "default"; pinctrl-0 = <&pwm0_pin_pull_down>; status = "okay"; }; &saradc { vref-supply = <&vcc_1v8>; status = "okay"; }; &sdio { #address-cells = <1>; #size-cells = <0>; cap-sd-highspeed; cap-sdio-irq; keep-power-in-suspend; max-frequency = <50000000>; mmc-pwrseq = <&sdio_pwrseq>; no-mmc; no-sd; non-removable; vmmc-supply = <&vcc_io>; vqmmc-supply = <&vcc_1v8>; status = "okay"; brcmf: wifi@1 { compatible = "brcm,bcm43430a1-fmac", "brcm,bcm4329-fmac"; reg = <1>; interrupt-parent = <&gpio0>; interrupts = ; interrupt-names = "host-wake"; pinctrl-names = "default"; pinctrl-0 = <&wifi_wake_host>; }; }; &sdmmc { cap-mmc-highspeed; cap-sd-highspeed; disable-wp; vmmc-supply = <&vcc_io>; status = "okay"; }; &u2phy { status = "okay"; }; &u2phy_host { status = "okay"; }; &u2phy_otg { status = "okay"; }; &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_xfer>; status = "okay"; }; &uart4 { uart-has-rtscts; status = "okay"; bluetooth { compatible = "brcm,bcm43430a1-bt"; clocks = <&cru SCLK_RTC32K>; clock-names = "lpo"; interrupt-parent = <&gpio4>; interrupts = ; interrupt-names = "host-wakeup"; device-wakeup-gpios = <&gpio4 RK_PB2 GPIO_ACTIVE_HIGH>; shutdown-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&bt_reg_on &bt_wake_host &host_wake_bt>; vbat-supply = <&vcc_io>; vddio-supply = <&vcc_1v8>; }; }; &usb_host_ehci { status = "okay"; }; &usb_host_ohci { status = "okay"; }; &usb20_otg { dr_mode = "peripheral"; status = "okay"; }; &wdt { status = "okay"; };