// SPDX-License-Identifier: GPL-2.0 #include #include "tegra30.dtsi" / { chosen { stdout-path = &uartd; }; aliases { i2c0 = &pwr_i2c; i2c1 = &gen2_i2c; mmc0 = &sdmmc4; /* eMMC */ rtc0 = &pmic; rtc1 = "/rtc@7000e000"; spi0 = &dsi_spi; usb0 = µ_usb; }; memory { device_type = "memory"; reg = <0x80000000 0x40000000>; }; host1x@50000000 { dc@54200000 { rgb { status = "okay"; nvidia,panel = <&bridge>; }; }; }; uartd: serial@70006300 { status = "okay"; }; gen2_i2c: i2c@7000c400 { status = "okay"; clock-frequency = <400000>; backlight: lm3533@36 { compatible = "ti,lm3533"; reg = <0x36>; enable-gpios = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_HIGH>; default-brightness-level = <128>; }; muic@44 { compatible = "maxim,max14526-muic"; reg = <0x44>; maxim,ap-usb; usif-gpios = <&gpio TEGRA_GPIO(Y, 3) GPIO_ACTIVE_HIGH>; dp2t-gpios = <&gpio TEGRA_GPIO(CC, 2) GPIO_ACTIVE_HIGH>; }; }; pwr_i2c: i2c@7000d000 { status = "okay"; clock-frequency = <400000>; pmic: max77663@1c { compatible = "maxim,max77663"; reg = <0x1c>; interrupts = ; #interrupt-cells = <2>; interrupt-controller; #gpio-cells = <2>; gpio-controller; system-power-controller; regulators { vdd_1v8_vio: sd2 { regulator-name = "vdd_1v8_gen"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; }; avdd_3v3_periph: ldo2 { regulator-name = "avdd_usb"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; regulator-boot-on; }; vdd_usd: ldo3 { regulator-name = "vdd_sdmmc3"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; regulator-always-on; regulator-boot-on; }; vcore_emmc: ldo5 { regulator-name = "vdd_ddr_rx"; regulator-min-microvolt = <2850000>; regulator-max-microvolt = <2850000>; }; }; }; }; dsi_spi: spi@7000dc00 { status = "okay"; spi-max-frequency = <25000000>; bridge: bridge-spi@2 { compatible = "solomon,ssd2825"; reg = <2>; spi-cpol; spi-cpha; spi-max-frequency = <1000000>; power-gpios = <&gpio TEGRA_GPIO(B, 1) GPIO_ACTIVE_HIGH>; reset-gpios = <&gpio TEGRA_GPIO(O, 2) GPIO_ACTIVE_HIGH>; clocks = <&ssd2825_refclk>; clock-names = "tx_clk"; panel = <&panel>; }; }; sdmmc4: sdhci@78000600 { status = "okay"; bus-width = <8>; non-removable; vmmc-supply = <&vcore_emmc>; vqmmc-supply = <&vdd_1v8_vio>; }; micro_usb: usb@7d000000 { status = "okay"; dr_mode = "otg"; }; /* PMIC has a built-in 32KHz oscillator which is used by PMC */ clk32k_in: clock-32k { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <32768>; clock-output-names = "pmic-oscillator"; }; ssd2825_refclk: clock-ssd2825 { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <24000000>; clock-output-names = "ssd2825-refclk"; }; gpio-keys { compatible = "gpio-keys"; key-power { label = "Power"; gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>; linux,code = ; }; key-volume-down { label = "Volume Down"; gpios = <&gpio TEGRA_GPIO(O, 4) GPIO_ACTIVE_LOW>; linux,code = ; }; }; };