arm64: dts: qcom: Add device tree for Samsung Galaxy Tab A 8.0 (2015)

Galaxy Tab A 8.0 is a tablet, very similar to Tab A 9.7 with major
differences being the display and touchscreen.

Add it's devicetree reusing a common dtsi from gt510.
Signed-off-by: Siddharth Manthan <siddharth.manthan@gmail.com>
[Squashed multiple commits]
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230107141911.47229-4-nikita@trvn.ru

arch/arm64/boot/dts/qcom/Makefile

@@ -20,6 +20,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-e5.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-e7.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-grandmax.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-gt510.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-gt58.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-j5.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-j5x.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-serranove.dtb

arch/arm64/boot/dts/qcom/msm8916-samsung-gt58.dts

+// SPDX-License-Identifier: GPL-2.0-only
+
+/dts-v1/;
+
+#include "msm8916-samsung-gt5-common.dtsi"
+
+/ {
+	model = "Samsung Galaxy Tab A 8.0 (2015)";
+	compatible = "samsung,gt58", "qcom,msm8916";
+	chassis-type = "tablet";
+
+	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-0 = <&reg_tsp_en_default>;
+		pinctrl-names = "default";
+	};
+
+	vibrator {
+		compatible = "gpio-vibrator";
+		enable-gpios = <&msmgpio 76 GPIO_ACTIVE_HIGH>;
+
+		pinctrl-0 = <&vibrator_en_default>;
+		pinctrl-names = "default";
+	};
+};
+
+&blsp_i2c5 {
+	status = "okay";
+
+	touchscreen@20 {
+		compatible = "zinitix,bt532";
+		reg = <0x20>;
+		interrupt-parent = <&msmgpio>;
+		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+
+		touchscreen-size-x = <768>;
+		touchscreen-size-y = <1024>;
+
+		vcca-supply = <&reg_vdd_tsp>;
+		vdd-supply = <&pm8916_l6>;
+
+		pinctrl-0 = <&tsp_int_default>;
+		pinctrl-names = "default";
+	};
+};
+
+&msmgpio {
+	reg_tsp_en_default: reg-tsp-en-default-state {
+		pins = "gpio73";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	tsp_int_default: tsp-int-default-state {
+		pins = "gpio13";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	vibrator_en_default: vibrator-en-default-state {
+		pins = "gpio76";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+};