593 lines
14 KiB
Plaintext
593 lines
14 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/dts-v1/;
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#include <dt-bindings/input/input.h>
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#include "tegra124.dtsi"
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/ {
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model = "Xiaomi Mi Pad A0101";
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compatible = "xiaomi,mocha", "nvidia,tegra124";
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chosen {
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stdout-path = &uartd;
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};
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aliases {
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i2c0 = &pwr_i2c;
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i2c1 = &gen1_i2c;
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mmc0 = &sdmmc4; /* eMMC */
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mmc1 = &sdmmc3; /* uSD slot */
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usb0 = &usb1;
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};
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memory {
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device_type = "memory";
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reg = <0x80000000 0x80000000>;
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};
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host1x@50000000 {
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dsia: dsi@54300000 {
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status = "okay";
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avdd-dsi-csi-supply = <&avdd_dsi_csi>;
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nvidia,ganged-mode = <&dsib>;
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panel@0 {
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compatible = "sharp,lq079l1sx01";
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reg = <0>;
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link2 = <&panel_secondary>;
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avdd-supply = <&avdd_lcd>;
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vddio-supply = <&vdd_lcd_io>;
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vsp-supply = <&vsp_5v5_lcd>;
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vsn-supply = <&vsn_5v5_lcd>;
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reset-gpios = <&gpio TEGRA_GPIO(H, 3) GPIO_ACTIVE_LOW>;
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backlight = <&lp8556>;
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};
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};
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dsib: dsi@54400000 {
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status = "okay";
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avdd-dsi-csi-supply = <&avdd_dsi_csi>;
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panel_secondary: panel@0 {
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compatible = "sharp,lq079l1sx01";
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reg = <0>;
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};
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};
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};
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pinmux@70000868 {
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pinctrl-names = "default";
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pinctrl-0 = <&state_default>;
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state_default: pinmux {
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/* Keys pinmux */
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keys {
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nvidia,pins = "kb_col0_pq0",
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"kb_col6_pq6",
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"kb_col7_pq7";
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nvidia,function = "rsvd2";
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nvidia,pull = <TEGRA_PIN_PULL_UP>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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hall-front {
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nvidia,pins = "pi5";
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nvidia,function = "gmi";
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nvidia,pull = <TEGRA_PIN_PULL_UP>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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hall-back {
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nvidia,pins = "gpio_w3_aud_pw3";
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nvidia,function = "spi1";
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nvidia,pull = <TEGRA_PIN_PULL_UP>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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/* Leds pinmux */
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bl-en {
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nvidia,pins = "pbb4";
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nvidia,function = "vgp4";
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nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_DISABLE>;
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};
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keys-led {
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nvidia,pins = "ph1";
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nvidia,function = "pwm1";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_DISABLE>;
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};
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/* Panel pinmux */
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lcd-rst {
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nvidia,pins = "ph3";
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nvidia,function = "gmi";
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nvidia,pull = <TEGRA_PIN_PULL_UP>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_DISABLE>;
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};
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lcd-vsp {
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nvidia,pins = "pi4";
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nvidia,function = "gmi";
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nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_DISABLE>;
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};
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lcd-vsn {
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nvidia,pins = "kb_row10_ps2";
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nvidia,function = "kbc";
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nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_DISABLE>;
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};
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lcd-id {
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nvidia,pins = "kb_row6_pr6";
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nvidia,function = "displaya_alt";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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lcd-pwm {
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nvidia,pins = "ph2";
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nvidia,function = "pwm2";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_DISABLE>;
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};
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/* SDMMC3 pinmux */
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sdmmc3-clk {
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nvidia,pins = "sdmmc3_clk_pa6";
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nvidia,function = "sdmmc3";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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sdmmc3-cmd {
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nvidia,pins = "sdmmc3_cmd_pa7",
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"sdmmc3_dat0_pb7",
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"sdmmc3_dat1_pb6",
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"sdmmc3_dat2_pb5",
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"sdmmc3_dat3_pb4",
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"sdmmc3_clk_lb_out_pee4",
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"sdmmc3_clk_lb_in_pee5";
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nvidia,function = "sdmmc3";
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nvidia,pull = <TEGRA_PIN_PULL_UP>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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sdmmc3-cd {
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nvidia,pins = "sdmmc3_cd_n_pv2";
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nvidia,function = "sdmmc3";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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usd-pwr {
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nvidia,pins = "kb_row0_pr0";
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nvidia,function = "rsvd4";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_DISABLE>;
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};
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/* SDMMC4 pinmux */
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sdmmc4-clk {
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nvidia,pins = "sdmmc4_clk_pcc4";
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nvidia,function = "sdmmc4";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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sdmmc4-cmd {
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nvidia,pins = "sdmmc4_cmd_pt7",
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"sdmmc4_dat0_paa0",
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"sdmmc4_dat1_paa1",
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"sdmmc4_dat2_paa2",
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"sdmmc4_dat3_paa3",
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"sdmmc4_dat4_paa4",
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"sdmmc4_dat5_paa5",
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"sdmmc4_dat6_paa6",
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"sdmmc4_dat7_paa7";
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nvidia,function = "sdmmc4";
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nvidia,pull = <TEGRA_PIN_PULL_UP>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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/* I2C pinmux */
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gen1-i2c {
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nvidia,pins = "gen1_i2c_sda_pc5",
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"gen1_i2c_scl_pc4";
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nvidia,function = "i2c1";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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nvidia,lock = <TEGRA_PIN_DISABLE>;
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nvidia,open-drain = <TEGRA_PIN_DISABLE>;
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};
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gen2-i2c {
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nvidia,pins = "gen2_i2c_scl_pt5",
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"gen2_i2c_sda_pt6";
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nvidia,function = "i2c2";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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nvidia,lock = <TEGRA_PIN_DISABLE>;
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nvidia,open-drain = <TEGRA_PIN_DISABLE>;
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};
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cam-i2c {
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nvidia,pins = "cam_i2c_scl_pbb1",
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"cam_i2c_sda_pbb2";
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nvidia,function = "i2c3";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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nvidia,lock = <TEGRA_PIN_DISABLE>;
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nvidia,open-drain = <TEGRA_PIN_DISABLE>;
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};
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ddc-i2c {
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nvidia,pins = "ddc_scl_pv4",
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"ddc_sda_pv5";
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nvidia,function = "i2c4";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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};
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pwr-i2c {
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nvidia,pins = "pwr_i2c_scl_pz6",
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"pwr_i2c_sda_pz7";
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nvidia,function = "i2cpwr";
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nvidia,pull = <TEGRA_PIN_PULL_NONE>;
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nvidia,tristate = <TEGRA_PIN_DISABLE>;
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nvidia,enable-input = <TEGRA_PIN_ENABLE>;
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nvidia,open-drain = <TEGRA_PIN_DISABLE>;
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};
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dsi-b {
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nvidia,pins = "mipi_pad_ctrl_dsi_b";
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nvidia,function = "dsi_b";
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};
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/* GPIO power/drive control */
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drive-sdio1 {
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nvidia,pins = "drive_sdio1";
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nvidia,high-speed-mode = <TEGRA_PIN_ENABLE>;
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nvidia,schmitt = <TEGRA_PIN_DISABLE>;
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nvidia,low-power-mode = <TEGRA_PIN_LP_DRIVE_DIV_1>;
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nvidia,pull-down-strength = <32>;
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nvidia,pull-up-strength = <42>;
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nvidia,slew-rate-rising = <TEGRA_PIN_SLEW_RATE_FASTEST>;
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nvidia,slew-rate-falling = <TEGRA_PIN_SLEW_RATE_FASTEST>;
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};
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drive-sdio3 {
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nvidia,pins = "drive_sdio3";
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nvidia,high-speed-mode = <TEGRA_PIN_ENABLE>;
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nvidia,schmitt = <TEGRA_PIN_DISABLE>;
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nvidia,low-power-mode = <TEGRA_PIN_LP_DRIVE_DIV_1>;
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nvidia,pull-down-strength = <20>;
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nvidia,pull-up-strength = <36>;
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nvidia,slew-rate-rising = <TEGRA_PIN_SLEW_RATE_FASTEST>;
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nvidia,slew-rate-falling = <TEGRA_PIN_SLEW_RATE_FASTEST>;
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};
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drive-gma {
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nvidia,pins = "drive_gma";
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nvidia,high-speed-mode = <TEGRA_PIN_ENABLE>;
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nvidia,schmitt = <TEGRA_PIN_DISABLE>;
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nvidia,low-power-mode = <TEGRA_PIN_LP_DRIVE_DIV_1>;
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nvidia,pull-down-strength = <1>;
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nvidia,pull-up-strength = <2>;
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nvidia,slew-rate-rising = <TEGRA_PIN_SLEW_RATE_FASTEST>;
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nvidia,slew-rate-falling = <TEGRA_PIN_SLEW_RATE_FASTEST>;
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};
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};
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};
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uartd: serial@70006300 {
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status = "okay";
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};
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gen1_i2c: i2c@7000c000 {
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status = "okay";
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clock-frequency = <400000>;
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lp8556: backlight@2c {
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compatible = "ti,lp8556";
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reg = <0x2c>;
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dev-ctrl = /bits/ 8 <0x83>;
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init-brt = /bits/ 8 <0x1f>;
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power-supply = <&vdd_3v3_sys>;
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enable-supply = <&vddio_1v8_bl>;
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rom-98h {
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rom-addr = /bits/ 8 <0x98>;
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rom-val = /bits/ 8 <0x80>;
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};
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rom-9eh {
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rom-addr = /bits/ 8 <0x9e>;
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rom-val = /bits/ 8 <0x21>;
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};
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rom-a0h {
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rom-addr = /bits/ 8 <0xa0>;
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rom-val = /bits/ 8 <0xff>;
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};
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rom-a1h {
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rom-addr = /bits/ 8 <0xa1>;
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rom-val = /bits/ 8 <0x3f>;
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};
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rom-a2h {
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rom-addr = /bits/ 8 <0xa2>;
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rom-val = /bits/ 8 <0x20>;
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};
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rom-a3h {
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rom-addr = /bits/ 8 <0xa3>;
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rom-val = /bits/ 8 <0x00>;
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};
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rom-a4h {
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rom-addr = /bits/ 8 <0xa4>;
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rom-val = /bits/ 8 <0x72>;
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};
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rom-a5h {
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rom-addr = /bits/ 8 <0xa5>;
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rom-val = /bits/ 8 <0x24>;
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};
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rom-a6h {
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rom-addr = /bits/ 8 <0xa6>;
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rom-val = /bits/ 8 <0x80>;
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};
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rom-a7h {
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rom-addr = /bits/ 8 <0xa7>;
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rom-val = /bits/ 8 <0xf5>;
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};
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rom-a8h {
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rom-addr = /bits/ 8 <0xa8>;
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rom-val = /bits/ 8 <0x24>;
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};
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rom-a9h {
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rom-addr = /bits/ 8 <0xa9>;
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rom-val = /bits/ 8 <0xb2>;
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};
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rom-aah {
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rom-addr = /bits/ 8 <0xaa>;
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rom-val = /bits/ 8 <0x8f>;
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};
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rom-aeh {
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rom-addr = /bits/ 8 <0xae>;
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rom-val = /bits/ 8 <0x0f>;
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};
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};
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};
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pwr_i2c: i2c@7000d000 {
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status = "okay";
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clock-frequency = <400000>;
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/* Texas Instruments TPS65913 PMIC */
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pmic: tps65913@58 {
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compatible = "ti,tps65913";
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reg = <0x58>;
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interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
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#interrupt-cells = <2>;
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interrupt-controller;
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ti,system-power-controller;
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palmas_gpio: gpio {
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compatible = "ti,palmas-gpio";
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gpio-controller;
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#gpio-cells = <2>;
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};
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pinmux {
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compatible = "ti,tps65913-pinctrl";
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pinctrl-names = "default";
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pinctrl-0 = <&palmas_default>;
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palmas_default: pinmux {
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pin_gpio4 {
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pins = "gpio4";
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function = "gpio";
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};
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};
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};
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pmic {
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compatible = "ti,tps65913-pmic";
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regulators {
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vdd_1v8_vio: smps8 {
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regulator-name = "vdd_1v8_gen";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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};
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vdd_hv_sdmmc: smps9 {
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regulator-name = "vdd_hv_sdmmc";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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};
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avdd_lcd: ldo2 {
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regulator-name = "avdd_lcd";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-boot-on;
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};
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avdd_dsi_csi: ldo5 {
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regulator-name = "avdd_dsi_csi";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-boot-on;
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};
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vddio_usd: ldo9 {
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regulator-name = "vddio_sdmmc";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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};
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avdd_usb: ldousb {
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regulator-name = "vdd_usb";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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};
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};
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};
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};
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};
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sdmmc3: sdhci@700b0400 {
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status = "okay";
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bus-width = <4>;
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cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
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power-gpios = <&gpio TEGRA_GPIO(R, 0) GPIO_ACTIVE_HIGH>;
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vmmc-supply = <&vdd_hv_sdmmc>;
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vqmmc-supply = <&vddio_usd>;
|
|
};
|
|
|
|
sdmmc4: sdhci@700b0600 {
|
|
status = "okay";
|
|
bus-width = <8>;
|
|
non-removable;
|
|
|
|
vmmc-supply = <&vdd_hv_sdmmc>;
|
|
vqmmc-supply = <&vdd_1v8_vio>;
|
|
};
|
|
|
|
usb1: usb@7d000000 {
|
|
status = "okay";
|
|
dr_mode = "otg";
|
|
};
|
|
|
|
clk32k_in: clock-32k {
|
|
compatible = "fixed-clock";
|
|
#clock-cells = <0>;
|
|
clock-frequency = <32768>;
|
|
clock-output-names = "ref-oscillator";
|
|
};
|
|
|
|
extcon-keys {
|
|
compatible = "gpio-keys";
|
|
|
|
switch-back-hall-sensor {
|
|
label = "Hall sensor (back)";
|
|
gpios = <&gpio TEGRA_GPIO(W, 3) GPIO_ACTIVE_LOW>;
|
|
linux,code = <SW_LID>;
|
|
};
|
|
|
|
switch-front-hall-sensor {
|
|
label = "Hall sensor (front)";
|
|
gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
|
|
linux,code = <SW_LID>;
|
|
};
|
|
};
|
|
|
|
gpio-keys {
|
|
compatible = "gpio-keys";
|
|
|
|
key-power {
|
|
label = "Power";
|
|
gpios = <&gpio TEGRA_GPIO(Q, 0) GPIO_ACTIVE_LOW>;
|
|
linux,code = <KEY_ENTER>;
|
|
};
|
|
|
|
key-volume-down {
|
|
label = "Volume Down";
|
|
gpios = <&gpio TEGRA_GPIO(Q, 7) GPIO_ACTIVE_LOW>;
|
|
linux,code = <KEY_DOWN>;
|
|
};
|
|
|
|
key-volume-up {
|
|
label = "Volume Up";
|
|
gpios = <&gpio TEGRA_GPIO(Q, 6) GPIO_ACTIVE_LOW>;
|
|
linux,code = <KEY_UP>;
|
|
};
|
|
};
|
|
|
|
vdd_3v3_sys: regulator-bl-en {
|
|
compatible = "regulator-fixed";
|
|
regulator-name = "vdd_5v0_bl";
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
enable-active-high;
|
|
};
|
|
|
|
vddio_1v8_bl: regulator-bl-io {
|
|
compatible = "regulator-fixed";
|
|
regulator-name = "vddio_1v8_bl";
|
|
regulator-min-microvolt = <1800000>;
|
|
regulator-max-microvolt = <1800000>;
|
|
enable-active-high;
|
|
gpio = <&gpio TEGRA_GPIO(BB, 4) GPIO_ACTIVE_HIGH>;
|
|
};
|
|
|
|
vdd_lcd_io: regulator-lcdvio {
|
|
compatible = "regulator-fixed";
|
|
regulator-name = "dvdd_lcd";
|
|
regulator-min-microvolt = <1800000>;
|
|
regulator-max-microvolt = <1800000>;
|
|
enable-active-high;
|
|
gpio = <&palmas_gpio 4 GPIO_ACTIVE_HIGH>;
|
|
};
|
|
|
|
vsp_5v5_lcd: regulator-vsp {
|
|
compatible = "regulator-fixed";
|
|
regulator-name = "avdd_lcd_vsp";
|
|
regulator-min-microvolt = <5500000>;
|
|
regulator-max-microvolt = <5500000>;
|
|
enable-active-high;
|
|
gpio = <&gpio TEGRA_GPIO(I, 4) GPIO_ACTIVE_HIGH>;
|
|
};
|
|
|
|
vsn_5v5_lcd: regulator-vsn {
|
|
compatible = "regulator-fixed";
|
|
regulator-name = "avdd_lcd_vsn";
|
|
regulator-min-microvolt = <5500000>;
|
|
regulator-max-microvolt = <5500000>;
|
|
enable-active-high;
|
|
gpio = <&gpio TEGRA_GPIO(S, 2) GPIO_ACTIVE_HIGH>;
|
|
};
|
|
};
|