[PATCH AUTOSEL 4.9 31/64] ARM: dts: omap3-gta04: fix touchscreen tsc2007

From: Sasha Levin
Date: Fri Nov 08 2019 - 06:54:07 EST


From: "H. Nikolaus Schaller" <hns@xxxxxxxxxxxxx>

[ Upstream commit 7384a24248eda140a234d356b6c840701ee9f055 ]

we fix penirq polarity, add penirq pinmux and touchscreen
properties.

Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/arm/boot/dts/omap3-gta04.dtsi | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
index e86f42086a29b..6e809b0ff5c9f 100644
--- a/arch/arm/boot/dts/omap3-gta04.dtsi
+++ b/arch/arm/boot/dts/omap3-gta04.dtsi
@@ -274,6 +274,13 @@
OMAP3_CORE1_IOPAD(0x2134, PIN_INPUT_PULLUP | MUX_MODE4) /* gpio112 */
>;
};
+
+ penirq_pins: pinmux_penirq_pins {
+ pinctrl-single,pins = <
+ /* here we could enable to wakeup the cpu from suspend by a pen touch */
+ OMAP3_CORE1_IOPAD(0x2194, PIN_INPUT_PULLUP | MUX_MODE4) /* gpio160 */
+ >;
+ };
};

&omap3_pmx_core2 {
@@ -411,10 +418,19 @@
tsc2007@48 {
compatible = "ti,tsc2007";
reg = <0x48>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&penirq_pins>;
interrupt-parent = <&gpio6>;
interrupts = <0 IRQ_TYPE_EDGE_FALLING>; /* GPIO_160 */
- gpios = <&gpio6 0 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio6 0 GPIO_ACTIVE_LOW>; /* GPIO_160 */
ti,x-plate-ohms = <600>;
+ touchscreen-size-x = <480>;
+ touchscreen-size-y = <640>;
+ touchscreen-max-pressure = <1000>;
+ touchscreen-fuzz-x = <3>;
+ touchscreen-fuzz-y = <8>;
+ touchscreen-fuzz-pressure = <10>;
+ touchscreen-inverted-y;
};

/* RFID EEPROM */
--
2.20.1