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authorHans de Goede <hdegoede@redhat.com>2015-04-01 18:29:37 +0300
committerMaxime Ripard <maxime.ripard@free-electrons.com>2015-04-27 09:20:32 +0300
commit2a53aff2723676a873406403be5370074ed86fc3 (patch)
tree3a7f0170ad56db8250e745f249e04a31c74fdeb6 /arch/arm/boot/dts/sun5i-a13-utoo-p66.dts
parentfe0807c57e2b4d6c4f900bd554ea33fafbb49c51 (diff)
downloadlinux-2a53aff2723676a873406403be5370074ed86fc3.tar.xz
ARM: dts: sun5i: Enable touchscreen on Utoo P66
Add a node for the chipone-icn8318 touchscreen found on the Utoo P66 tablet. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'arch/arm/boot/dts/sun5i-a13-utoo-p66.dts')
-rw-r--r--arch/arm/boot/dts/sun5i-a13-utoo-p66.dts22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun5i-a13-utoo-p66.dts b/arch/arm/boot/dts/sun5i-a13-utoo-p66.dts
index f2476eaecce2..d2303da6915d 100644
--- a/arch/arm/boot/dts/sun5i-a13-utoo-p66.dts
+++ b/arch/arm/boot/dts/sun5i-a13-utoo-p66.dts
@@ -50,6 +50,7 @@
#include "sunxi-common-regulators.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/sun4i-a10.h>
/ {
@@ -93,6 +94,20 @@
pinctrl-0 = <&i2c1_pins_a>;
status = "okay";
+ icn8318: touchscreen@40 {
+ compatible = "chipone,icn8318";
+ reg = <0x40>;
+ interrupt-parent = <&pio>;
+ interrupts = <9 IRQ_TYPE_EDGE_FALLING>; /* EINT9 (PG9) */
+ pinctrl-names = "default";
+ pinctrl-0 = <&ts_wake_pin_p66>;
+ wake-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
+ touchscreen-size-x = <800>;
+ touchscreen-size-y = <480>;
+ touchscreen-inverted-x;
+ touchscreen-swapped-x-y;
+ };
+
pcf8563: rtc@51 {
compatible = "nxp,pcf8563";
reg = <0x51>;
@@ -158,6 +173,13 @@
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
};
+ ts_wake_pin_p66: ts_wake_pin@0 {
+ allwinner,pins = "PB3";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
+
usb0_vbus_pin_a: usb0_vbus_pin@0 {
allwinner,pins = "PB4";
allwinner,function = "gpio_out";