On 02/05/2016 04:38 AM, Linus Walleij wrote:
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@xxxxxxxxxx>
Acked-by: Andrew Duggan <aduggan@xxxxxxxxxxxxx>
---
I will merge this through the ARM SoC tree, just looking for ACKs
from Andrew et al, maybe an indication from Dmitry if the RMI4
stuff will be merged so I can apply this too.
---
arch/arm/boot/dts/ste-href-tvk1281618.dtsi | 37 +++++++++++++++++++++++++++++-
1 file changed, 36 insertions(+), 1 deletion(-)
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>;
+ };
+ };
+ };
};
};
};
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