|  | // SPDX-License-Identifier: GPL-2.0 | 
|  | /dts-v1/; | 
|  |  | 
|  | #include <dt-bindings/input/input.h> | 
|  | #include "tegra20.dtsi" | 
|  |  | 
|  | / { | 
|  | model = "NVIDIA Tegra20 Ventana evaluation board"; | 
|  | compatible = "nvidia,ventana", "nvidia,tegra20"; | 
|  |  | 
|  | aliases { | 
|  | rtc0 = "/i2c@7000d000/tps6586x@34"; | 
|  | rtc1 = "/rtc@7000e000"; | 
|  | serial0 = &uartd; | 
|  | }; | 
|  |  | 
|  | chosen { | 
|  | stdout-path = "serial0:115200n8"; | 
|  | }; | 
|  |  | 
|  | memory@0 { | 
|  | reg = <0x00000000 0x40000000>; | 
|  | }; | 
|  |  | 
|  | host1x@50000000 { | 
|  | dc@54200000 { | 
|  | rgb { | 
|  | status = "okay"; | 
|  |  | 
|  | nvidia,panel = <&panel>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | hdmi@54280000 { | 
|  | status = "okay"; | 
|  |  | 
|  | vdd-supply = <&hdmi_vdd_reg>; | 
|  | pll-supply = <&hdmi_pll_reg>; | 
|  |  | 
|  | nvidia,ddc-i2c-bus = <&hdmi_ddc>; | 
|  | nvidia,hpd-gpio = <&gpio TEGRA_GPIO(N, 7) | 
|  | GPIO_ACTIVE_HIGH>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | pinmux@70000014 { | 
|  | pinctrl-names = "default"; | 
|  | pinctrl-0 = <&state_default>; | 
|  |  | 
|  | state_default: pinmux { | 
|  | ata { | 
|  | nvidia,pins = "ata"; | 
|  | nvidia,function = "ide"; | 
|  | }; | 
|  | atb { | 
|  | nvidia,pins = "atb", "gma", "gme"; | 
|  | nvidia,function = "sdio4"; | 
|  | }; | 
|  | atc { | 
|  | nvidia,pins = "atc"; | 
|  | nvidia,function = "nand"; | 
|  | }; | 
|  | atd { | 
|  | nvidia,pins = "atd", "ate", "gmb", "spia", | 
|  | "spib", "spic"; | 
|  | nvidia,function = "gmi"; | 
|  | }; | 
|  | cdev1 { | 
|  | nvidia,pins = "cdev1"; | 
|  | nvidia,function = "plla_out"; | 
|  | }; | 
|  | cdev2 { | 
|  | nvidia,pins = "cdev2"; | 
|  | nvidia,function = "pllp_out4"; | 
|  | }; | 
|  | crtp { | 
|  | nvidia,pins = "crtp", "lm1"; | 
|  | nvidia,function = "crt"; | 
|  | }; | 
|  | csus { | 
|  | nvidia,pins = "csus"; | 
|  | nvidia,function = "vi_sensor_clk"; | 
|  | }; | 
|  | dap1 { | 
|  | nvidia,pins = "dap1"; | 
|  | nvidia,function = "dap1"; | 
|  | }; | 
|  | dap2 { | 
|  | nvidia,pins = "dap2"; | 
|  | nvidia,function = "dap2"; | 
|  | }; | 
|  | dap3 { | 
|  | nvidia,pins = "dap3"; | 
|  | nvidia,function = "dap3"; | 
|  | }; | 
|  | dap4 { | 
|  | nvidia,pins = "dap4"; | 
|  | nvidia,function = "dap4"; | 
|  | }; | 
|  | dta { | 
|  | nvidia,pins = "dta", "dtb", "dtc", "dtd", "dte"; | 
|  | nvidia,function = "vi"; | 
|  | }; | 
|  | dtf { | 
|  | nvidia,pins = "dtf"; | 
|  | nvidia,function = "i2c3"; | 
|  | }; | 
|  | gmc { | 
|  | nvidia,pins = "gmc"; | 
|  | nvidia,function = "uartd"; | 
|  | }; | 
|  | gmd { | 
|  | nvidia,pins = "gmd"; | 
|  | nvidia,function = "sflash"; | 
|  | }; | 
|  | gpu { | 
|  | nvidia,pins = "gpu"; | 
|  | nvidia,function = "pwm"; | 
|  | }; | 
|  | gpu7 { | 
|  | nvidia,pins = "gpu7"; | 
|  | nvidia,function = "rtck"; | 
|  | }; | 
|  | gpv { | 
|  | nvidia,pins = "gpv", "slxa", "slxk"; | 
|  | nvidia,function = "pcie"; | 
|  | }; | 
|  | hdint { | 
|  | nvidia,pins = "hdint"; | 
|  | nvidia,function = "hdmi"; | 
|  | }; | 
|  | i2cp { | 
|  | nvidia,pins = "i2cp"; | 
|  | nvidia,function = "i2cp"; | 
|  | }; | 
|  | irrx { | 
|  | nvidia,pins = "irrx", "irtx"; | 
|  | nvidia,function = "uartb"; | 
|  | }; | 
|  | kbca { | 
|  | nvidia,pins = "kbca", "kbcb", "kbcc", "kbcd", | 
|  | "kbce", "kbcf"; | 
|  | nvidia,function = "kbc"; | 
|  | }; | 
|  | lcsn { | 
|  | nvidia,pins = "lcsn", "ldc", "lm0", "lpw1", | 
|  | "lsdi", "lvp0"; | 
|  | nvidia,function = "rsvd4"; | 
|  | }; | 
|  | ld0 { | 
|  | nvidia,pins = "ld0", "ld1", "ld2", "ld3", "ld4", | 
|  | "ld5", "ld6", "ld7", "ld8", "ld9", | 
|  | "ld10", "ld11", "ld12", "ld13", "ld14", | 
|  | "ld15", "ld16", "ld17", "ldi", "lhp0", | 
|  | "lhp1", "lhp2", "lhs", "lpp", "lpw0", | 
|  | "lpw2", "lsc0", "lsc1", "lsck", "lsda", | 
|  | "lspi", "lvp1", "lvs"; | 
|  | nvidia,function = "displaya"; | 
|  | }; | 
|  | owc { | 
|  | nvidia,pins = "owc", "spdi", "spdo", "uac"; | 
|  | nvidia,function = "rsvd2"; | 
|  | }; | 
|  | pmc { | 
|  | nvidia,pins = "pmc"; | 
|  | nvidia,function = "pwr_on"; | 
|  | }; | 
|  | rm { | 
|  | nvidia,pins = "rm"; | 
|  | nvidia,function = "i2c1"; | 
|  | }; | 
|  | sdb { | 
|  | nvidia,pins = "sdb", "sdc", "sdd", "slxc"; | 
|  | nvidia,function = "sdio3"; | 
|  | }; | 
|  | sdio1 { | 
|  | nvidia,pins = "sdio1"; | 
|  | nvidia,function = "sdio1"; | 
|  | }; | 
|  | slxd { | 
|  | nvidia,pins = "slxd"; | 
|  | nvidia,function = "spdif"; | 
|  | }; | 
|  | spid { | 
|  | nvidia,pins = "spid", "spie", "spif"; | 
|  | nvidia,function = "spi1"; | 
|  | }; | 
|  | spig { | 
|  | nvidia,pins = "spig", "spih"; | 
|  | nvidia,function = "spi2_alt"; | 
|  | }; | 
|  | uaa { | 
|  | nvidia,pins = "uaa", "uab", "uda"; | 
|  | nvidia,function = "ulpi"; | 
|  | }; | 
|  | uad { | 
|  | nvidia,pins = "uad"; | 
|  | nvidia,function = "irda"; | 
|  | }; | 
|  | uca { | 
|  | nvidia,pins = "uca", "ucb"; | 
|  | nvidia,function = "uartc"; | 
|  | }; | 
|  | conf_ata { | 
|  | nvidia,pins = "ata", "atb", "atc", "atd", | 
|  | "cdev1", "cdev2", "dap1", "dap2", | 
|  | "dap4", "ddc", "dtf", "gma", "gmc", | 
|  | "gme", "gpu", "gpu7", "i2cp", "irrx", | 
|  | "irtx", "pta", "rm", "sdc", "sdd", | 
|  | "slxc", "slxd", "slxk", "spdi", "spdo", | 
|  | "uac", "uad", "uca", "ucb", "uda"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_NONE>; | 
|  | nvidia,tristate = <TEGRA_PIN_DISABLE>; | 
|  | }; | 
|  | conf_ate { | 
|  | nvidia,pins = "ate", "csus", "dap3", "gmd", | 
|  | "gpv", "owc", "spia", "spib", "spic", | 
|  | "spid", "spie", "spig"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_NONE>; | 
|  | nvidia,tristate = <TEGRA_PIN_ENABLE>; | 
|  | }; | 
|  | conf_ck32 { | 
|  | nvidia,pins = "ck32", "ddrc", "pmca", "pmcb", | 
|  | "pmcc", "pmcd", "pmce", "xm2c", "xm2d"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_NONE>; | 
|  | }; | 
|  | conf_crtp { | 
|  | nvidia,pins = "crtp", "gmb", "slxa", "spih"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_UP>; | 
|  | nvidia,tristate = <TEGRA_PIN_ENABLE>; | 
|  | }; | 
|  | conf_dta { | 
|  | nvidia,pins = "dta", "dtb", "dtc", "dtd"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_DOWN>; | 
|  | nvidia,tristate = <TEGRA_PIN_DISABLE>; | 
|  | }; | 
|  | conf_dte { | 
|  | nvidia,pins = "dte", "spif"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_DOWN>; | 
|  | nvidia,tristate = <TEGRA_PIN_ENABLE>; | 
|  | }; | 
|  | conf_hdint { | 
|  | nvidia,pins = "hdint", "lcsn", "ldc", "lm1", | 
|  | "lpw1", "lsck", "lsda", "lsdi", "lvp0"; | 
|  | nvidia,tristate = <TEGRA_PIN_ENABLE>; | 
|  | }; | 
|  | conf_kbca { | 
|  | nvidia,pins = "kbca", "kbcb", "kbcc", "kbcd", | 
|  | "kbce", "kbcf", "sdio1", "uaa", "uab"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_UP>; | 
|  | nvidia,tristate = <TEGRA_PIN_DISABLE>; | 
|  | }; | 
|  | conf_lc { | 
|  | nvidia,pins = "lc", "ls"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_UP>; | 
|  | }; | 
|  | conf_ld0 { | 
|  | nvidia,pins = "ld0", "ld1", "ld2", "ld3", "ld4", | 
|  | "ld5", "ld6", "ld7", "ld8", "ld9", | 
|  | "ld10", "ld11", "ld12", "ld13", "ld14", | 
|  | "ld15", "ld16", "ld17", "ldi", "lhp0", | 
|  | "lhp1", "lhp2", "lhs", "lm0", "lpp", | 
|  | "lpw0", "lpw2", "lsc0", "lsc1", "lspi", | 
|  | "lvp1", "lvs", "pmc", "sdb"; | 
|  | nvidia,tristate = <TEGRA_PIN_DISABLE>; | 
|  | }; | 
|  | conf_ld17_0 { | 
|  | nvidia,pins = "ld17_0", "ld19_18", "ld21_20", | 
|  | "ld23_22"; | 
|  | nvidia,pull = <TEGRA_PIN_PULL_DOWN>; | 
|  | }; | 
|  | drive_sdio1 { | 
|  | nvidia,pins = "drive_sdio1"; | 
|  | nvidia,high-speed-mode = <TEGRA_PIN_DISABLE>; | 
|  | nvidia,schmitt = <TEGRA_PIN_ENABLE>; | 
|  | nvidia,low-power-mode = <TEGRA_PIN_LP_DRIVE_DIV_1>; | 
|  | nvidia,pull-down-strength = <31>; | 
|  | nvidia,pull-up-strength = <31>; | 
|  | nvidia,slew-rate-rising = <TEGRA_PIN_SLEW_RATE_SLOWEST>; | 
|  | nvidia,slew-rate-falling = <TEGRA_PIN_SLEW_RATE_SLOWEST>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | state_i2cmux_ddc: pinmux_i2cmux_ddc { | 
|  | ddc { | 
|  | nvidia,pins = "ddc"; | 
|  | nvidia,function = "i2c2"; | 
|  | }; | 
|  | pta { | 
|  | nvidia,pins = "pta"; | 
|  | nvidia,function = "rsvd4"; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | state_i2cmux_pta: pinmux_i2cmux_pta { | 
|  | ddc { | 
|  | nvidia,pins = "ddc"; | 
|  | nvidia,function = "rsvd4"; | 
|  | }; | 
|  | pta { | 
|  | nvidia,pins = "pta"; | 
|  | nvidia,function = "i2c2"; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | state_i2cmux_idle: pinmux_i2cmux_idle { | 
|  | ddc { | 
|  | nvidia,pins = "ddc"; | 
|  | nvidia,function = "rsvd4"; | 
|  | }; | 
|  | pta { | 
|  | nvidia,pins = "pta"; | 
|  | nvidia,function = "rsvd4"; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | i2s@70002800 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | serial@70006300 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | pwm: pwm@7000a000 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | i2c@7000c000 { | 
|  | status = "okay"; | 
|  | clock-frequency = <400000>; | 
|  |  | 
|  | wm8903: wm8903@1a { | 
|  | compatible = "wlf,wm8903"; | 
|  | reg = <0x1a>; | 
|  | interrupt-parent = <&gpio>; | 
|  | interrupts = <TEGRA_GPIO(X, 3) IRQ_TYPE_LEVEL_HIGH>; | 
|  |  | 
|  | gpio-controller; | 
|  | #gpio-cells = <2>; | 
|  |  | 
|  | micdet-cfg = <0>; | 
|  | micdet-delay = <100>; | 
|  | gpio-cfg = <0xffffffff 0xffffffff 0 0xffffffff 0xffffffff>; | 
|  | }; | 
|  |  | 
|  | /* ALS and proximity sensor */ | 
|  | isl29018@44 { | 
|  | compatible = "isil,isl29018"; | 
|  | reg = <0x44>; | 
|  | interrupt-parent = <&gpio>; | 
|  | interrupts = <TEGRA_GPIO(Z, 2) IRQ_TYPE_LEVEL_HIGH>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | i2c@7000c400 { | 
|  | status = "okay"; | 
|  | clock-frequency = <100000>; | 
|  | }; | 
|  |  | 
|  | i2cmux { | 
|  | compatible = "i2c-mux-pinctrl"; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  |  | 
|  | i2c-parent = <&{/i2c@7000c400}>; | 
|  |  | 
|  | pinctrl-names = "ddc", "pta", "idle"; | 
|  | pinctrl-0 = <&state_i2cmux_ddc>; | 
|  | pinctrl-1 = <&state_i2cmux_pta>; | 
|  | pinctrl-2 = <&state_i2cmux_idle>; | 
|  |  | 
|  | hdmi_ddc: i2c@0 { | 
|  | reg = <0>; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  | }; | 
|  |  | 
|  | lvds_ddc: i2c@1 { | 
|  | reg = <1>; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | i2c@7000c500 { | 
|  | status = "okay"; | 
|  | clock-frequency = <400000>; | 
|  | }; | 
|  |  | 
|  | i2c@7000d000 { | 
|  | status = "okay"; | 
|  | clock-frequency = <400000>; | 
|  |  | 
|  | pmic: tps6586x@34 { | 
|  | compatible = "ti,tps6586x"; | 
|  | reg = <0x34>; | 
|  | interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; | 
|  |  | 
|  | ti,system-power-controller; | 
|  |  | 
|  | #gpio-cells = <2>; | 
|  | gpio-controller; | 
|  |  | 
|  | sys-supply = <&vdd_5v0_reg>; | 
|  | vin-sm0-supply = <&sys_reg>; | 
|  | vin-sm1-supply = <&sys_reg>; | 
|  | vin-sm2-supply = <&sys_reg>; | 
|  | vinldo01-supply = <&sm2_reg>; | 
|  | vinldo23-supply = <&sm2_reg>; | 
|  | vinldo4-supply = <&sm2_reg>; | 
|  | vinldo678-supply = <&sm2_reg>; | 
|  | vinldo9-supply = <&sm2_reg>; | 
|  |  | 
|  | regulators { | 
|  | sys_reg: sys { | 
|  | regulator-name = "vdd_sys"; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | sm0 { | 
|  | regulator-name = "vdd_sm0,vdd_core"; | 
|  | regulator-min-microvolt = <1200000>; | 
|  | regulator-max-microvolt = <1200000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | sm1 { | 
|  | regulator-name = "vdd_sm1,vdd_cpu"; | 
|  | regulator-min-microvolt = <1000000>; | 
|  | regulator-max-microvolt = <1000000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | sm2_reg: sm2 { | 
|  | regulator-name = "vdd_sm2,vin_ldo*"; | 
|  | regulator-min-microvolt = <3700000>; | 
|  | regulator-max-microvolt = <3700000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | /* LDO0 is not connected to anything */ | 
|  |  | 
|  | ldo1 { | 
|  | regulator-name = "vdd_ldo1,avdd_pll*"; | 
|  | regulator-min-microvolt = <1100000>; | 
|  | regulator-max-microvolt = <1100000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | ldo2 { | 
|  | regulator-name = "vdd_ldo2,vdd_rtc"; | 
|  | regulator-min-microvolt = <1200000>; | 
|  | regulator-max-microvolt = <1200000>; | 
|  | }; | 
|  |  | 
|  | ldo3 { | 
|  | regulator-name = "vdd_ldo3,avdd_usb*"; | 
|  | regulator-min-microvolt = <3300000>; | 
|  | regulator-max-microvolt = <3300000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | ldo4 { | 
|  | regulator-name = "vdd_ldo4,avdd_osc,vddio_sys"; | 
|  | regulator-min-microvolt = <1800000>; | 
|  | regulator-max-microvolt = <1800000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | ldo5 { | 
|  | regulator-name = "vdd_ldo5,vcore_mmc"; | 
|  | regulator-min-microvolt = <2850000>; | 
|  | regulator-max-microvolt = <2850000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | ldo6 { | 
|  | regulator-name = "vdd_ldo6,avdd_vdac"; | 
|  | regulator-min-microvolt = <1800000>; | 
|  | regulator-max-microvolt = <1800000>; | 
|  | }; | 
|  |  | 
|  | hdmi_vdd_reg: ldo7 { | 
|  | regulator-name = "vdd_ldo7,avdd_hdmi,vdd_fuse"; | 
|  | regulator-min-microvolt = <3300000>; | 
|  | regulator-max-microvolt = <3300000>; | 
|  | }; | 
|  |  | 
|  | hdmi_pll_reg: ldo8 { | 
|  | regulator-name = "vdd_ldo8,avdd_hdmi_pll"; | 
|  | regulator-min-microvolt = <1800000>; | 
|  | regulator-max-microvolt = <1800000>; | 
|  | }; | 
|  |  | 
|  | ldo9 { | 
|  | regulator-name = "vdd_ldo9,avdd_2v85,vdd_ddr_rx"; | 
|  | regulator-min-microvolt = <2850000>; | 
|  | regulator-max-microvolt = <2850000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | ldo_rtc { | 
|  | regulator-name = "vdd_rtc_out,vdd_cell"; | 
|  | regulator-min-microvolt = <3300000>; | 
|  | regulator-max-microvolt = <3300000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | temperature-sensor@4c { | 
|  | compatible = "onnn,nct1008"; | 
|  | reg = <0x4c>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | pmc@7000e400 { | 
|  | nvidia,invert-interrupt; | 
|  | nvidia,suspend-mode = <1>; | 
|  | nvidia,cpu-pwr-good-time = <2000>; | 
|  | nvidia,cpu-pwr-off-time = <100>; | 
|  | nvidia,core-pwr-good-time = <3845 3845>; | 
|  | nvidia,core-pwr-off-time = <458>; | 
|  | nvidia,sys-clock-req-active-high; | 
|  | }; | 
|  |  | 
|  | usb@c5000000 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | usb-phy@c5000000 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | usb@c5004000 { | 
|  | status = "okay"; | 
|  | nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) | 
|  | GPIO_ACTIVE_LOW>; | 
|  | }; | 
|  |  | 
|  | usb-phy@c5004000 { | 
|  | status = "okay"; | 
|  | nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) | 
|  | GPIO_ACTIVE_LOW>; | 
|  | }; | 
|  |  | 
|  | usb@c5008000 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | usb-phy@c5008000 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | sdhci@c8000000 { | 
|  | status = "okay"; | 
|  | power-gpios = <&gpio TEGRA_GPIO(K, 6) GPIO_ACTIVE_HIGH>; | 
|  | bus-width = <4>; | 
|  | keep-power-in-suspend; | 
|  | }; | 
|  |  | 
|  | sdhci@c8000400 { | 
|  | status = "okay"; | 
|  | cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>; | 
|  | wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>; | 
|  | power-gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_HIGH>; | 
|  | bus-width = <4>; | 
|  | }; | 
|  |  | 
|  | sdhci@c8000600 { | 
|  | status = "okay"; | 
|  | bus-width = <8>; | 
|  | non-removable; | 
|  | }; | 
|  |  | 
|  | backlight: backlight { | 
|  | compatible = "pwm-backlight"; | 
|  |  | 
|  | enable-gpios = <&gpio TEGRA_GPIO(D, 4) GPIO_ACTIVE_HIGH>; | 
|  | power-supply = <&vdd_bl_reg>; | 
|  | pwms = <&pwm 2 5000000>; | 
|  |  | 
|  | brightness-levels = <0 4 8 16 32 64 128 255>; | 
|  | default-brightness-level = <6>; | 
|  | }; | 
|  |  | 
|  | clocks { | 
|  | compatible = "simple-bus"; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  |  | 
|  | clk32k_in: clock@0 { | 
|  | compatible = "fixed-clock"; | 
|  | reg = <0>; | 
|  | #clock-cells = <0>; | 
|  | clock-frequency = <32768>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | gpio-keys { | 
|  | compatible = "gpio-keys"; | 
|  |  | 
|  | power { | 
|  | label = "Power"; | 
|  | gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>; | 
|  | linux,code = <KEY_POWER>; | 
|  | wakeup-source; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | panel: panel { | 
|  | compatible = "chunghwa,claa101wa01a", "simple-panel"; | 
|  |  | 
|  | power-supply = <&vdd_pnl_reg>; | 
|  | enable-gpios = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_HIGH>; | 
|  |  | 
|  | backlight = <&backlight>; | 
|  | ddc-i2c-bus = <&lvds_ddc>; | 
|  | }; | 
|  |  | 
|  | regulators { | 
|  | compatible = "simple-bus"; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  |  | 
|  | vdd_5v0_reg: regulator@0 { | 
|  | compatible = "regulator-fixed"; | 
|  | reg = <0>; | 
|  | regulator-name = "vdd_5v0"; | 
|  | regulator-min-microvolt = <5000000>; | 
|  | regulator-max-microvolt = <5000000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | regulator@1 { | 
|  | compatible = "regulator-fixed"; | 
|  | reg = <1>; | 
|  | regulator-name = "vdd_1v5"; | 
|  | regulator-min-microvolt = <1500000>; | 
|  | regulator-max-microvolt = <1500000>; | 
|  | gpio = <&pmic 0 GPIO_ACTIVE_HIGH>; | 
|  | }; | 
|  |  | 
|  | regulator@2 { | 
|  | compatible = "regulator-fixed"; | 
|  | reg = <2>; | 
|  | regulator-name = "vdd_1v2"; | 
|  | regulator-min-microvolt = <1200000>; | 
|  | regulator-max-microvolt = <1200000>; | 
|  | gpio = <&pmic 1 GPIO_ACTIVE_HIGH>; | 
|  | enable-active-high; | 
|  | }; | 
|  |  | 
|  | vdd_pnl_reg: regulator@3 { | 
|  | compatible = "regulator-fixed"; | 
|  | reg = <3>; | 
|  | regulator-name = "vdd_pnl"; | 
|  | regulator-min-microvolt = <2800000>; | 
|  | regulator-max-microvolt = <2800000>; | 
|  | gpio = <&gpio TEGRA_GPIO(C, 6) GPIO_ACTIVE_HIGH>; | 
|  | enable-active-high; | 
|  | }; | 
|  |  | 
|  | vdd_bl_reg: regulator@4 { | 
|  | compatible = "regulator-fixed"; | 
|  | reg = <4>; | 
|  | regulator-name = "vdd_bl"; | 
|  | regulator-min-microvolt = <2800000>; | 
|  | regulator-max-microvolt = <2800000>; | 
|  | gpio = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>; | 
|  | enable-active-high; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | sound { | 
|  | compatible = "nvidia,tegra-audio-wm8903-ventana", | 
|  | "nvidia,tegra-audio-wm8903"; | 
|  | nvidia,model = "NVIDIA Tegra Ventana"; | 
|  |  | 
|  | nvidia,audio-routing = | 
|  | "Headphone Jack", "HPOUTR", | 
|  | "Headphone Jack", "HPOUTL", | 
|  | "Int Spk", "ROP", | 
|  | "Int Spk", "RON", | 
|  | "Int Spk", "LOP", | 
|  | "Int Spk", "LON", | 
|  | "Mic Jack", "MICBIAS", | 
|  | "IN1L", "Mic Jack"; | 
|  |  | 
|  | nvidia,i2s-controller = <&tegra_i2s1>; | 
|  | nvidia,audio-codec = <&wm8903>; | 
|  |  | 
|  | nvidia,spkr-en-gpios = <&wm8903 2 GPIO_ACTIVE_HIGH>; | 
|  | nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_HIGH>; | 
|  | nvidia,int-mic-en-gpios = <&gpio TEGRA_GPIO(X, 0) | 
|  | GPIO_ACTIVE_HIGH>; | 
|  | nvidia,ext-mic-en-gpios = <&gpio TEGRA_GPIO(X, 1) | 
|  | GPIO_ACTIVE_HIGH>; | 
|  |  | 
|  | clocks = <&tegra_car TEGRA20_CLK_PLL_A>, | 
|  | <&tegra_car TEGRA20_CLK_PLL_A_OUT0>, | 
|  | <&tegra_car TEGRA20_CLK_CDEV1>; | 
|  | clock-names = "pll_a", "pll_a_out0", "mclk"; | 
|  | }; | 
|  | }; |