ARM: dts: msm8974: honami: Add touchscreen

Add the i2c2 and rmi4 nodes to enable the Synaptics touchscreen found in
the Honami.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>

diff --git a/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts b/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
index 3fb4dada6b0d80b1a87e81e9345980ceed512a86..0d414ef9d3d0a366b5023e28fbf25cd9e5f9c09c 100644 (file)
--- a/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
@@ -311,6 +311,45 @@
                pinctrl-0 = <&blsp1_uart2_pin_a>;
        };
 
+       i2c@f9924000 {
+               status = "ok";
+
+               clock-frequency = <355000>;
+               qcom,src-freq = <50000000>;
+
+               pinctrl-names = "default";
+               pinctrl-0 = <&i2c2_pins>;
+
+               synaptics@2c {
+                       compatible = "syna,rmi4-i2c";
+                       reg = <0x2c>;
+
+                       interrupts-extended = <&msmgpio 61 IRQ_TYPE_EDGE_FALLING>;
+
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       vdd-supply = <&pm8941_l22>;
+                       vio-supply = <&pm8941_lvs3>;
+
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&ts_int_pin>;
+
+                       syna,startup-delay-ms = <10>;
+
+                       rmi4-f01@1 {
+                               reg = <0x1>;
+                               syna,nosleep-mode = <1>;
+                       };
+
+                       rmi4-f11@11 {
+                               reg = <0x11>;
+                               touchscreen-inverted-x;
+                               syna,sensor-type = <1>;
+                       };
+               };
+       };
+
        pinctrl@fd510000 {
                blsp1_uart2_pin_a: blsp1-uart2-pin-active {
                        rx {
@@ -330,6 +369,16 @@
                        };
                };
 
+               i2c2_pins: i2c2 {
+                       mux {
+                               pins = "gpio6", "gpio7";
+                               function = "blsp_i2c2";
+
+                               drive-strength = <2>;
+                               bias-disable;
+                       };
+               };
+
                sdhc1_pin_a: sdhc1-pin-active {
                        clk {
                                pins = "sdc1_clk";
@@ -366,6 +415,16 @@
                        };
                };
 
+               ts_int_pin: touch-int {
+                       pin {
+                               pins = "gpio61";
+                               function = "gpio";
+
+                               drive-strength = <2>;
+                               bias-disable;
+                               input-enable;
+                       };
+               };
        };
 
        dma-controller@f9944000 {