// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2019 Akash Gajjar * Copyright (c) 2019 Jagan Teki * Copyright (C) 2024 TheSnowfield */ /dts-v1/; #include "rk3308.dtsi" #include / { model = "Sakura Pi RK3308B"; compatible = "rockchip,rk3308"; chosen { stdout-path = "serial2:1500000n8"; }; sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; pinctrl-0 = <&wifi_enable_h>; pinctrl-names = "default"; /* * On the module itself this is one of these (depending * on the actual card populated): * - SDIO_RESET_L_WL_REG_ON * - PDN (power down when low) */ reset-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>; }; vcc5v0_sys: regulator-vcc5v0-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>; regulator-name = "vdd_core"; regulator-min-microvolt = <827000>; regulator-max-microvolt = <1340000>; regulator-init-microvolt = <1015000>; regulator-settling-time-up-us = <250>; regulator-always-on; regulator-boot-on; pwm-supply = <&vcc5v0_sys>; }; vdd_log: regulator-vdd-log { compatible = "regulator-fixed"; regulator-name = "vdd_log"; regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1050000>; regulator-max-microvolt = <1050000>; vin-supply = <&vcc5v0_sys>; }; vcc_ddr: regulator-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-vcc-1v8 { 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-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>; }; vcc_phy: regulator-vcc-phy-regulator { compatible = "regulator-fixed"; regulator-name = "vcc_phy"; regulator-always-on; regulator-boot-on; }; vcc5v0_otg: regulator-vcc5v0-otg { compatible = "regulator-fixed"; regulator-name = "vcc5v0_otg"; regulator-always-on; gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>; enable-active-high; pinctrl-names = "default"; pinctrl-0 = <&otg_vbus_drv>; vin-supply = <&vcc5v0_sys>; }; backlight: backlight { status = "okay"; compatible = "pwm-backlight"; pwms = <&pwm3 0 25000 0>; brightness-levels = <0 255>; default-brightness-level = <255>; }; display: panel { compatible = "edt,et070080dh6"; backlight = <&backlight>; enable-gpios = <&gpio0 RK_PB0 GPIO_ACTIVE_HIGH>; enable-delay-ms = <20>; status = "okay"; panel_in: port { #address-cells = <1>; #size-cells = <0>; panel_in_rgb: endpoint { reg = <0>; remote-endpoint = <&vop_out_rgb>; }; }; }; }; &cpu0 { cpu-supply = <&vdd_core>; }; &emmc { bus-width = <8>; cap-mmc-highspeed; non-removable; status = "okay"; }; &i2c1 { status = "okay"; }; &sdmmc { cap-mmc-highspeed; cap-sd-highspeed; disable-wp; pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_det &sdmmc_bus4>; card-detect-delay = <800>; status = "okay"; }; &sdio { #address-cells = <1>; #size-cells = <0>; cap-sd-highspeed; cap-sdio-irq; keep-power-in-suspend; mmc-pwrseq = <&sdio_pwrseq>; non-removable; no-mmc; status = "okay"; brcmf: wifi@1 { compatible = "brcm,bcm43455-fmac"; reg = <1>; interrupt-parent = <&gpio0>; interrupts = ; interrupt-names = "host-wake"; pinctrl-names = "default"; pinctrl-0 = <&wifi_host_wake>; }; }; &dmac0 { status = "okay"; }; /* SPI0 for external gpio pin */ &spi0 { status = "okay"; spi_dev@0 { compatible = "spidev"; reg = <0>; spi-max-frequency = <0x2faf080>; }; }; /* SPI1 for ws2812*/ &spi1 { status = "okay"; spi_dev@0 { compatible = "spidev"; reg = <0>; spi-max-frequency = <0x2faf080>; }; }; &pinctrl { pinctrl-names = "default"; pinctrl-0 = <&rtc_32k>; usb { otg_vbus_drv: otg-vbus-drv { rockchip,pins = <0 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>; }; }; sdio-pwrseq { wifi_enable_h: wifi-enable-h { rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; }; }; wifi { wifi_host_wake: wifi-host-wake { rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_down>; }; }; 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_none>; }; host_wake_bt: host-wake-bt { rockchip,pins = <4 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>; }; }; }; &pwm0 { status = "okay"; pinctrl-0 = <&pwm0_pin_pull_down>; }; &saradc { vref-supply = <&vcc_1v8>; status = "okay"; }; &vop { status = "okay"; vop_out: port { #address-cells = <1>; #size-cells = <0>; vop_out_rgb: endpoint@0 { reg = <0>; remote-endpoint = <&panel_in_rgb>; }; }; }; &pwm3 { status = "okay"; }; &display_subsystem { status = "okay"; }; &i2c1 { status = "okay"; }; &uart2 { pinctrl-names = "default"; pinctrl-0 = <&uart2m0_xfer>; status = "okay"; }; &uart4 { pinctrl-names = "default"; uart-has-rtscts; status = "okay"; bluetooth { compatible = "brcm,bcm4345c5"; clocks = <&cru SCLK_RTC32K>; clock-names = "lpo"; pinctrl-names = "default"; pinctrl-0 = <&host_wake_bt &bt_wake_host &bt_reg_on>; device-wakeup-gpios = <&gpio4 RK_PB4 GPIO_ACTIVE_HIGH>; host-wakeup-gpios = <&gpio4 RK_PB2 GPIO_ACTIVE_HIGH>; shutdown-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>; max-speed = <1500000>; }; }; &tsadc{ status = "okay"; }; &usb20_otg { dr_mode = "peripheral"; status = "okay"; }; &u2phy { status = "okay"; }; &u2phy_otg { status = "okay"; }; &u2phy_host { status = "okay"; }; &usb_host_ehci { status = "okay"; }; &usb_host_ohci{ status = "okay"; };