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authorHans de Goede <hdegoede@redhat.com>2016-09-11 20:23:25 +0200
committerMaxime Ripard <maxime.ripard@free-electrons.com>2016-09-21 11:48:07 +0300
commit072c3d7e007d51405729e9fc4aeb8fe46687ba86 (patch)
tree070f964941ded092984b858821fa6c6cecbe4d06 /arch/arm/boot/dts
parent9fae0a1cc41d0a965c03099baf12d3d19b178636 (diff)
ARM: dts: sun8i: Add touchscreen node for sun8i-a23-polaroid-mid2407pxe03
Add a node enabling the gsl1680 touchscreen controller found on sun8i-a23-polaroid-mid2407pxe03 tablets. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Acked-by: Chen-Yu Tsai <wens@csie.org>
Diffstat (limited to 'arch/arm/boot/dts')
-rw-r--r--arch/arm/boot/dts/sun8i-a23-polaroid-mid2407pxe03.dts19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun8i-a23-polaroid-mid2407pxe03.dts b/arch/arm/boot/dts/sun8i-a23-polaroid-mid2407pxe03.dts
index 4789aac89955..6662127c688f 100644
--- a/arch/arm/boot/dts/sun8i-a23-polaroid-mid2407pxe03.dts
+++ b/arch/arm/boot/dts/sun8i-a23-polaroid-mid2407pxe03.dts
@@ -90,3 +90,22 @@
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
};
+
+&reg_ldo_io1 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-touchscreen";
+ status = "okay";
+};
+
+&touchscreen {
+ reg = <0x40>;
+ compatible = "silead,gsl1680";
+ firmware-name = "gsl1680-polaroid-mid2407pxe03.fw";
+ touchscreen-size-x = <960>;
+ touchscreen-size-y = <640>;
+ touchscreen-inverted-x;
+ touchscreen-inverted-y;
+ vddio-supply = <&reg_ldo_io1>;
+ status = "okay";
+};