@@ -78,6 +78,19 @@ hall-sensor {
};
};
+ reg_vdd_tsp: regulator-vdd-tsp {
+ compatible = "regulator-fixed";
+ regulator-name = "vdd_tsp";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpio = <&msmgpio 73 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&tsp_en_default>;
+ };
+
i2c-muic {
compatible = "i2c-gpio";
sda-gpios = <&msmgpio 105 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
@@ -102,6 +115,27 @@ muic: extcon@14 {
};
};
+&blsp_i2c5 {
+ status = "okay";
+
+ touchscreen@20 {
+ compatible = "zinitix,bt541";
+ reg = <0x20>;
+
+ interrupt-parent = <&msmgpio>;
+ interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+
+ touchscreen-size-x = <540>;
+ touchscreen-size-y = <960>;
+
+ vdd-supply = <®_vdd_tsp>;
+ vddo-supply = <&pm8916_l6>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&tsp_irq_default>;
+ };
+};
+
&blsp1_uart2 {
status = "okay";
};
@@ -298,4 +332,20 @@ muic_irq_default: muic-irq-default {
drive-strength = <2>;
bias-disable;
};
+
+ tsp_en_default: tsp-en-default {
+ pins = "gpio73";
+ function = "gpio";
+
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ tsp_irq_default: tsp-irq-default {
+ pins = "gpio13";
+ function = "gpio";
+
+ drive-strength = <2>;
+ bias-disable;
+ };
};
Like msm8916-samsung-a3u-eur, the S4 Mini VE uses a Zinitix BT541 touch screen. Add it together with the necessary fixed-regulator to the device tree. Signed-off-by: Stephan Gerhold <stephan@gerhold.net> --- .../dts/qcom/msm8916-samsung-serranove.dts | 50 +++++++++++++++++++ 1 file changed, 50 insertions(+)