Merge tag 'u-boot-imx-20191105' of https://gitlab.denx.de/u-boot/custodians/u-boot-imx
[oweals/u-boot.git] / arch / arm / dts / tegra20-ventana.dts
index bbbe8b7a89874580687218b55a5500a03a54a33b..85cd1e39bda7739dd2de118c0965ab77f61b9ad6 100644 (file)
@@ -1,5 +1,6 @@
 /dts-v1/;
 
+#include <dt-bindings/input/input.h>
 #include "tegra20.dtsi"
 
 / {
        };
 
        aliases {
-               usb0 = "/usb@c5008000";
-               sdhci0 = "/sdhci@c8000600";
-               sdhci1 = "/sdhci@c8000400";
+               rtc0 = "/i2c@7000d000/tps6586x@34";
+               rtc1 = "/rtc@7000e000";
+               serial0 = &uartd;
+               usb0 = "/usb@c5000000";
+               usb1 = "/usb@c5004000";
+               usb2 = "/usb@c5008000";
+               mmc0 = "/sdhci@c8000600";
+               mmc1 = "/sdhci@c8000400";
        };
 
        memory {
                        status = "okay";
                        rgb {
                                status = "okay";
-                               nvidia,panel = <&lcd_panel>;
+
+                               nvidia,panel = <&panel>;
+
+                               display-timings {
+                                       timing@0 {
+                                               /* Seaboard has 1366x768 */
+                                               clock-frequency = <70600000>;
+                                               hactive = <1366>;
+                                               vactive = <768>;
+                                               hback-porch = <58>;
+                                               hfront-porch = <58>;
+                                               hsync-len = <58>;
+                                               vback-porch = <4>;
+                                               vfront-porch = <4>;
+                                               vsync-len = <4>;
+                                               hsync-active = <1>;
+                                       };
+                               };
+                       };
+               };
+
+               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 {
-               clock-frequency = < 216000000 >;
+               status = "okay";
+               clock-frequency = < 216000000 >;        };
+
+       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>;
        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 {
                };
        };
 
-       lcd_panel: panel {
-               clock = <72072000>;
-               xres = <1366>;
-               yres = <768>;
-               left-margin = <58>;
-               right-margin = <58>;
-               hsync-len = <58>;
-               lower-margin = <4>;
-               upper-margin = <4>;
-               vsync-len = <4>;
-               hsync-active-high;
-               vsync-active-high;
-               nvidia,bits-per-pixel = <16>;
-               nvidia,pwm = <&pwm 2 0>;
-               nvidia,backlight-enable-gpios = <&gpio TEGRA_GPIO(D, 4)
-                                                       GPIO_ACTIVE_HIGH>;
-               nvidia,lvds-shutdown-gpios = <&gpio TEGRA_GPIO(B, 2)
-                                                       GPIO_ACTIVE_HIGH>;
-               nvidia,backlight-vdd-gpios = <&gpio TEGRA_GPIO(W, 0)
-                                                       GPIO_ACTIVE_HIGH>;
-               nvidia,panel-vdd-gpios = <&gpio TEGRA_GPIO(C, 6)
-                                                       GPIO_ACTIVE_HIGH>;
-               nvidia,panel-timings = <0 0 200 0 0>;
+       gpio-keys {
+               compatible = "gpio-keys";
+
+               power {
+                       label = "Power";
+                       gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
+                       linux,code = <KEY_POWER>;
+                       gpio-key,wakeup;
+               };
+       };
+
+       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";
        };
 };