// SPDX-License-Identifier: GPL-2.0 #include #include "tegra30.dtsi" / { chosen { stdout-path = &uarta; }; aliases { i2c0 = &pwr_i2c; mmc0 = &sdmmc4; /* eMMC */ rtc0 = &pmic; rtc1 = "/rtc@7000e000"; usb0 = &usb1; }; memory { device_type = "memory"; reg = <0x80000000 0x40000000>; }; host1x@50000000 { dc@54200000 { nvidia,180-rotation; rgb { status = "okay"; nvidia,panel = <&panel>; }; }; }; gpio@6000d000 { volume-buttons-hog { gpio-hog; gpios = , ; output-low; }; }; uarta: serial@70006000 { status = "okay"; }; pwm: pwm@7000a000 { status = "okay"; }; pwr_i2c: i2c@7000d000 { status = "okay"; clock-frequency = <400000>; }; sdmmc4: sdhci@78000600 { status = "okay"; bus-width = <8>; non-removable; }; usb1: usb@7d000000 { status = "okay"; dr_mode = "otg"; }; backlight: backlight { compatible = "pwm-backlight"; enable-gpios = <&gpio TEGRA_GPIO(H, 2) GPIO_ACTIVE_HIGH>; power-supply = <&vdd_5v0_bl>; pwms = <&pwm 0 50000>; brightness-levels = <1 35 70 105 140 175 210 255>; default-brightness-level = <5>; }; /* 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"; }; gpio-keys { compatible = "gpio-keys"; key-power { label = "Power"; gpios = <&gpio TEGRA_GPIO(V, 0) GPIO_ACTIVE_LOW>; linux,code = ; }; key-volume-up { label = "Volume Up"; gpios = <&gpio TEGRA_GPIO(Q, 2) GPIO_ACTIVE_LOW>; linux,code = ; }; key-volume-down { label = "Volume Down"; gpios = <&gpio TEGRA_GPIO(Q, 3) GPIO_ACTIVE_LOW>; linux,code = ; }; }; panel: panel { compatible = "simple-panel"; power-supply = <&vdd_pnl_reg>; enable-gpios = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_HIGH>; backlight = <&backlight>; display-timings { timing@0 { /* 1280x800@60Hz */ clock-frequency = <68000000>; hactive = <800>; hfront-porch = <24>; hback-porch = <32>; hsync-len = <24>; vactive = <1280>; vfront-porch = <5>; vback-porch = <32>; vsync-len = <1>; }; }; }; vdd_pnl_reg: regulator-pnl { compatible = "regulator-fixed"; regulator-name = "vdd_panel"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio TEGRA_GPIO(W, 1) GPIO_ACTIVE_HIGH>; enable-active-high; }; vdd_5v0_bl: regulator-bl { compatible = "regulator-fixed"; regulator-name = "vdd_5v0_bl"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-boot-on; gpio = <&gpio TEGRA_GPIO(H, 3) GPIO_ACTIVE_HIGH>; enable-active-high; }; };