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    Subject[PATCH v2 4/4] ARM: dts: imx7d: remarkable2: Enable the cyttsp5
    Date
    Signed-off-by: Alistair Francis <alistair@alistair23.me>
    ---
    arch/arm/boot/dts/imx7d-remarkable2.dts | 89 +++++++++++++++++++++++++
    1 file changed, 89 insertions(+)

    diff --git a/arch/arm/boot/dts/imx7d-remarkable2.dts b/arch/arm/boot/dts/imx7d-remarkable2.dts
    index 89cbf13097a4..cb5c63963a3c 100644
    --- a/arch/arm/boot/dts/imx7d-remarkable2.dts
    +++ b/arch/arm/boot/dts/imx7d-remarkable2.dts
    @@ -8,6 +8,7 @@
    /dts-v1/;

    #include "imx7d.dtsi"
    +#include <dt-bindings/input/linux-event-codes.h>

    / {
    model = "reMarkable 2.0";
    @@ -34,6 +35,18 @@ reg_brcm: regulator-brcm {
    startup-delay-us = <150>;
    };

    + reg_touch: regulator-touch {
    + compatible = "regulator-fixed";
    + regulator-name = "VDD_3V3_TOUCH";
    + regulator-min-microvolt = <3300000>;
    + regulator-max-microvolt = <3300000>;
    + pinctrl-names = "default", "sleep";
    + pinctrl-0 = <&pinctrl_touch_reg>;
    + pinctrl-1 = <&pinctrl_touch_reg>;
    + gpio = <&gpio1 11 GPIO_ACTIVE_HIGH>;
    + enable-active-high;
    + };
    +
    wifi_pwrseq: wifi_pwrseq {
    compatible = "mmc-pwrseq-simple";
    pinctrl-names = "default";
    @@ -51,6 +64,59 @@ &clks {
    assigned-clock-rates = <0>, <32768>;
    };

    +&i2c3 {
    + clock-frequency = <100000>;
    + pinctrl-names = "default";
    + pinctrl-0 = <&pinctrl_i2c3>;
    + status = "okay";
    +
    + tsc@24 {
    + compatible = "cypress,tt21000";
    + reg = <0x24>;
    +
    + pinctrl-names = "default";
    + pinctrl-0 = <&pinctrl_touch>;
    + interrupt-parent = <&gpio1>;
    + interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
    + reset-gpios = <&gpio1 13 0>;
    + vdd-supply = <&reg_touch>;
    + touchscreen-size-x = <880>;
    + touchscreen-size-y = <1280>;
    +
    + button@0 {
    + linux,code = <KEY_HOMEPAGE>;
    + };
    +
    + button@1 {
    + linux,code = <KEY_MENU>;
    + };
    +
    + button@2 {
    + linux,code = <KEY_BACK>;
    + };
    +
    + button@3 {
    + linux,code = <KEY_SEARCH>;
    + };
    +
    + button@4 {
    + linux,code = <KEY_VOLUMEDOWN>;
    + };
    +
    + button@5 {
    + linux,code = <KEY_VOLUMEUP>;
    + };
    +
    + button@6 {
    + linux,code = <KEY_CAMERA>;
    + };
    +
    + button@7 {
    + linux,code = <KEY_POWER>;
    + };
    + };
    +};
    +
    &snvs_pwrkey {
    status = "okay";
    };
    @@ -125,6 +191,29 @@ MX7D_PAD_SAI1_TX_BCLK__GPIO6_IO13 0x14
    >;
    };

    + pinctrl_touch: touchgrp {
    + fsl,pins = <
    + /* CYTTSP interrupt */
    + MX7D_PAD_GPIO1_IO14__GPIO1_IO14 0x54
    + /* CYTTSP reset */
    + MX7D_PAD_GPIO1_IO13__GPIO1_IO13 0x04
    + >;
    + };
    +
    + pinctrl_i2c3: i2c3grp {
    + fsl,pins = <
    + MX7D_PAD_I2C3_SDA__I2C3_SDA 0x4000007f
    + MX7D_PAD_I2C3_SCL__I2C3_SCL 0x4000007f
    + >;
    + };
    +
    + pinctrl_touch_reg: touchreggrp {
    + fsl,pins = <
    + /* TOUCH_PWR_EN */
    + MX7D_PAD_GPIO1_IO11__GPIO1_IO11 0x14
    + >;
    + };
    +
    pinctrl_uart1: uart1grp {
    fsl,pins = <
    MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79
    --
    2.31.1
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