All Kitakami phones use Synaptics RMI4 touchscreens
attached to the same i2c bus. Configure and enable it.
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>
---
.../msm8994-sony-xperia-kitakami-karin.dts | 2 +
.../qcom/msm8994-sony-xperia-kitakami.dtsi | 45 ++++++++++++++++++-
2 files changed, 46 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami-karin.dts b/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami-karin.dts
index 743a2a076552..4dcf42eafb3a 100644
--- a/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami-karin.dts
+++ b/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami-karin.dts
@@ -41,3 +41,5 @@ &pm8994_l25 {
};
/delete-node/ &pm8994_l32;
+/* Z4 tablets use a different touchscreen. */
+/delete-node/ &touchscreen;
diff --git a/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi b/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
index e31c31c2b936..33af174b78ab 100644
--- a/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
@@ -147,7 +147,34 @@ &blsp_i2c5 {
&blsp_i2c6 {
status = "okay";
- /* Synaptics touchscreen */
+ touchscreen: rmi4-i2c-dev@2c {
+ compatible = "syna,rmi4-i2c";
+ reg = <0x2c>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ interrupt-parent = <&tlmm>;
+ interrupts = <42 IRQ_TYPE_EDGE_FALLING>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&ts_int_active &ts_reset_active>;
+
+ vdd-supply = <&pm8994_l22>;
+ vio-supply = <&pm8994_s4>;
+
+ syna,reset-delay-ms = <220>;
+ syna,startup-delay-ms = <220>;
+
+ rmi4-f01@1 {
+ reg = <0x01>;
+ syna,nosleep-mode = <1>;
+ };
+
+ rmi4-f11@11 {
+ reg = <0x11>;
+ syna,sensor-type = <1>;
+ };
+ };
};
&blsp1_uart2 {
@@ -433,3 +460,19 @@ &sdhc1 {
* vqmmc-supply = <&pm8994_s4>;
*/
};
+
+&tlmm {
+ ts_int_active: ts-int-active {
+ pins = "gpio42";
+ drive-strength = <2>;
+ bias-disable;
+ input-enable;
+ };
+
+ ts_reset_active: ts-reset-active {
+ pins = "gpio109";
+ drive-strength = <2>;
+ bias-disable;
+ output-low;
+ };
+};
--
2.29.2
