arm64: dts: qcom: msm8916-lg-c50: add initial dts for LG Leon LTE

Add initial device-tree for LG Leon LTE (lg-c50), currently supported
features:
- eMMC;
- MicroSD;
- usb in peripheral mode;
- WiFi/BT;
- vibration;
- keys.

Signed-off-by: Anton Bambura <jenneron@postmarketos.org>
Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240623-msm8916-lg-initial-v1-3-6fbcf714d69b@trvn.ru
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/Makefile

@@ -31,6 +31,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-alcatel-idol347.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-asus-z00l.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-gplus-fl8005a.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-huawei-g7.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-lg-c50.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-lg-m216.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-longcheer-l8150.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-longcheer-l8910.dtb

arch/arm64/boot/dts/qcom/msm8916-lg-c50.dts

@@ -0,0 +1,140 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+/dts-v1/;
+
+#include "msm8916-pm8916.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "LG Leon LTE";
+	compatible = "lg,c50", "qcom,msm8916";
+	chassis-type = "handset";
+
+	aliases {
+		mmc0 = &sdhc_1; /* eMMC */
+		mmc1 = &sdhc_2; /* SD card */
+		serial0 = &blsp_uart2;
+	};
+
+	chosen {
+		stdout-path = "serial0";
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		pinctrl-0 = <&gpio_keys_default>;
+		pinctrl-names = "default";
+
+		label = "GPIO Buttons";
+
+		volume-up-button {
+			label = "Volume Up";
+			gpios = <&tlmm 108 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_VOLUMEUP>;
+		};
+
+		volume-down-button {
+			label = "Volume Down";
+			gpios = <&tlmm 107 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_VOLUMEDOWN>;
+		};
+	};
+
+	reg_sd_vmmc: regulator-sdcard-vmmc {
+		compatible = "regulator-fixed";
+		regulator-name = "sdcard-vmmc";
+		regulator-min-microvolt = <2950000>;
+		regulator-max-microvolt = <2950000>;
+
+		gpio = <&tlmm 60 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+
+		startup-delay-us = <5000>;
+
+		pinctrl-0 = <&sd_vmmc_en_default>;
+		pinctrl-names = "default";
+	};
+};
+
+&blsp_uart2 {
+	status = "okay";
+};
+
+&pm8916_usbin {
+	status = "okay";
+};
+
+&pm8916_vib {
+	status = "okay";
+};
+
+&sdhc_1 {
+	status = "okay";
+};
+
+&sdhc_2 {
+	vmmc-supply = <&reg_sd_vmmc>;
+
+	pinctrl-0 = <&sdc2_default &sdc2_cd_default>;
+	pinctrl-1 = <&sdc2_sleep &sdc2_cd_default>;
+	pinctrl-names = "default", "sleep";
+
+	cd-gpios = <&tlmm 38 GPIO_ACTIVE_HIGH>;
+
+	status = "okay";
+};
+
+&usb {
+	dr_mode = "peripheral";
+	extcon = <&pm8916_usbin>;
+	status = "okay";
+};
+
+&usb_hs_phy {
+	extcon = <&pm8916_usbin>;
+};
+
+&venus {
+	status = "okay";
+};
+
+&venus_mem {
+	status = "okay";
+};
+
+&wcnss {
+	status = "okay";
+};
+
+&wcnss_iris {
+	compatible = "qcom,wcn3620";
+};
+
+&wcnss_mem {
+	status = "okay";
+};
+
+&tlmm {
+	gpio_keys_default: gpio-keys-default-state {
+		pins = "gpio107", "gpio108";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-pull-up;
+	};
+
+	sd_vmmc_en_default: sd-vmmc-en-default-state {
+		pins = "gpio60";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	sdc2_cd_default: sdc2-cd-default-state {
+		pins = "gpio38";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-pull-down;
+	};
+};