[PATCH] ARM: dts: stm32: add focaltech touchscreen on stm32mp157c-dk2 board

From: Yannick FertrÃ
Date: Mon Sep 30 2019 - 10:46:14 EST


Enable focaltech ft6236 touchscreen on STM32MP157C-DK2 board.
This device supports 2 different addresses (0x2a and 0x38)
depending on the display board version (MB1407).

Signed-off-by: Yannick Fertrà <yannick.fertre@xxxxxx>
---
arch/arm/boot/dts/stm32mp157c-dk2.dts | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c-dk2.dts b/arch/arm/boot/dts/stm32mp157c-dk2.dts
index 20ea601..527bb75 100644
--- a/arch/arm/boot/dts/stm32mp157c-dk2.dts
+++ b/arch/arm/boot/dts/stm32mp157c-dk2.dts
@@ -61,6 +61,29 @@
};
};

+&i2c1 {
+ touchscreen@2a {
+ compatible = "focaltech,ft6236";
+ reg = <0x2a>;
+ interrupts = <2 2>;
+ interrupt-parent = <&gpiof>;
+ interrupt-controller;
+ touchscreen-size-x = <480>;
+ touchscreen-size-y = <800>;
+ status = "okay";
+ };
+ touchscreen@38 {
+ compatible = "focaltech,ft6236";
+ reg = <0x38>;
+ interrupts = <2 2>;
+ interrupt-parent = <&gpiof>;
+ interrupt-controller;
+ touchscreen-size-x = <480>;
+ touchscreen-size-y = <800>;
+ status = "okay";
+ };
+};
+
&ltdc {
status = "okay";

--
2.7.4