summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorLinus Walleij <linus.walleij@linaro.org>2016-02-22 09:33:26 +0100
committerOlof Johansson <olof@lixom.net>2016-03-12 16:15:46 -0800
commit7ad86d612ba8fd0e9c1323082b846b6e69c1d456 (patch)
tree1c8db595c6c27ae8a7cb9070b2c7ba8412108026
parentd36694b6590f59a83dc002f945e941a4f13635d1 (diff)
ARM: dts: ux500: add synaptics RMI4 for Ux500 TVK DT
This adds the Synaptics RMI4 touchscreen to the Ux500 TVK user interface board. Tested on the U8500 HREFv60plus with the TVK UIB. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
-rw-r--r--arch/arm/boot/dts/ste-href-tvk1281618.dtsi37
1 files changed, 36 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/ste-href-tvk1281618.dtsi b/arch/arm/boot/dts/ste-href-tvk1281618.dtsi
index b7b4211c5353..55f9d0cc90f3 100644
--- a/arch/arm/boot/dts/ste-href-tvk1281618.dtsi
+++ b/arch/arm/boot/dts/ste-href-tvk1281618.dtsi
@@ -37,7 +37,6 @@
};
soc {
- /* Add Synaptics touch screen, TC35893 keypad etc here */
i2c@80004000 {
tc35893@44 {
compatible = "toshiba,tc35893";
@@ -159,6 +158,33 @@
vddio-supply = <&db8500_vsmps2_reg>;
};
};
+
+ i2c@80110000 {
+ synaptics@4b {
+ /* Synaptics RMI4 TM1217 touchscreen */
+ compatible = "syna,rmi4-i2c";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x4b>;
+ vdd-supply = <&ab8500_ldo_aux1_reg>;
+ vddio-supply = <&db8500_vsmps2_reg>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&synaptics_tvk_mode>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <20 IRQ_TYPE_EDGE_FALLING>;
+
+ rmi-f01@1 {
+ reg = <0x1>;
+ syna,nosleep = <1>;
+ };
+ rmi-f11@11 {
+ reg = <0x11>;
+ touchscreen-inverted-x;
+ syna,sensor-type = <1>;
+ };
+ };
+ };
+
pinctrl {
/* Pull up this GPIO pin */
tc35893 {
@@ -212,6 +238,15 @@
};
};
};
+ synaptics {
+ synaptics_tvk_mode: synaptics_tvk {
+ /* Touchscreen uses GPIO 84 */
+ tvk_cfg1 {
+ pins = "GPIO84_C2";
+ ste,config = <&gpio_in_pu>;
+ };
+ };
+ };
};
};
};