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ARM: dts: sun7i: Enable touchscreen on Wexler TAB7200 tablet

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Add a node for the Goodix GT911 touchscreen found on the Wexler TAB7200 tablet

Signed-off-by: Aleksei Mamlin <mamlinav@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Aleksei Mamlin 2015-12-18 11:51:50 +03:00 committed by Maxime Ripard
parent 0e710f1f5b
commit e7bb896a7f
1 changed files with 19 additions and 0 deletions
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19
arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts
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@ -102,6 +102,18 @@ &i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins_a>;
status = "okay";
gt911: touchscreen@5d {
compatible = "goodix,gt911";
reg = <0x5d>;
interrupt-parent = <&pio>;
interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* EINT21 (PH21) */
pinctrl-names = "default";
pinctrl-0 = <&ts_reset_pin>;
irq-gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* INT (PH21) */
reset-gpios = <&pio 1 13 GPIO_ACTIVE_HIGH>; /* RST (PB13) */
touchscreen-swapped-x-y;
};
};
&lradc {
@ -146,6 +158,13 @@ &otg_sram {
};
&pio {
ts_reset_pin: ts_reset_pin@0 {
allwinner,pins = "PB13";
allwinner,function = "gpio_out";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
usb0_id_detect_pin: usb0_id_detect_pin@0 {
allwinner,pins = "PH4";
allwinner,function = "gpio_in";