Add initial support for Xiaomi Redmi 3S (land).

Signed-off-by: Barnabás Czémán <barnabas.cze...@mainlining.org>
---
 arch/arm64/boot/dts/qcom/Makefile                |   1 +
 arch/arm64/boot/dts/qcom/msm8937-xiaomi-land.dts | 408 +++++++++++++++++++++++
 2 files changed, 409 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/Makefile 
b/arch/arm64/boot/dts/qcom/Makefile
index 
140b0b2abfb555b8ef61bd9ed0217d8997800809..18f0c0f7ebadf86a36b02461c02bdba7bfebe397
 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -64,6 +64,7 @@ dtb-$(CONFIG_ARCH_QCOM)       += msm8916-wingtech-wt88047.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += msm8916-yiming-uz801v3.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += msm8917-xiaomi-riva.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += msm8929-wingtech-wt82918hd.dtb
+dtb-$(CONFIG_ARCH_QCOM)        += msm8937-xiaomi-land.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += msm8939-huawei-kiwi.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += msm8939-longcheer-l9100.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += msm8939-samsung-a7.dtb
diff --git a/arch/arm64/boot/dts/qcom/msm8937-xiaomi-land.dts 
b/arch/arm64/boot/dts/qcom/msm8937-xiaomi-land.dts
new file mode 100644
index 
0000000000000000000000000000000000000000..dce61a14b4152ebd6dc80cb77481c4da2fde126d
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/msm8937-xiaomi-land.dts
@@ -0,0 +1,408 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2024, Barnabas Czeman
+ */
+/dts-v1/;
+
+#include <dt-bindings/arm/qcom,ids.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
+
+#include "msm8937.dtsi"
+#include "pm8937.dtsi"
+#include "pmi8950.dtsi"
+
+/delete-node/ &qseecom_mem;
+
+/ {
+       model = "Xiaomi Redmi 3S (land)";
+       compatible = "xiaomi,land", "qcom,msm8937";
+       chassis-type = "handset";
+
+       qcom,msm-id = <QCOM_ID_MSM8937 0x0>;
+       qcom,board-id = <0x1000b 1>, <0x2000b 1>;
+
+       aliases {
+               mmc0 = &sdhc_1;
+               mmc1 = &sdhc_2;
+       };
+
+       speaker_amp: audio-amplifier {
+               compatible = "awinic,aw8738";
+               mode-gpios = <&tlmm 124 GPIO_ACTIVE_HIGH>;
+               awinic,mode = <5>;
+               sound-name-prefix = "Speaker Amp";
+               pinctrl-0 = <&speaker_amp_default>;
+               pinctrl-names = "default";
+       };
+
+       headphones_switch: audio-switch {
+               compatible = "simple-audio-amplifier";
+               enable-gpios = <&tlmm 129 GPIO_ACTIVE_HIGH>;
+               sound-name-prefix = "Headphones Switch";
+               pinctrl-0 = <&headphones_switch_default>;
+               pinctrl-names = "default";
+       };
+
+       battery: battery {
+               compatible = "simple-battery";
+
+               charge-full-design-microamp-hours = <4100000>;
+               constant-charge-current-max-microamp = <1000000>;
+               voltage-min-design-microvolt = <3400000>;
+               voltage-max-design-microvolt = <4400000>;
+       };
+
+       chosen {
+               #address-cells = <2>;
+               #size-cells = <2>;
+               ranges;
+
+               stdout-path = "framebuffer0";
+
+               framebuffer0: framebuffer@8dd01000 {
+                       compatible = "simple-framebuffer";
+                       reg = <0x0 0x8dd01000 0x0 (720 * 1280 * 3)>;
+                       width = <720>;
+                       height = <1280>;
+                       stride = <(720 * 3)>;
+                       format = "r8g8b8";
+
+                       clocks = <&gcc GCC_MDSS_AHB_CLK>,
+                                <&gcc GCC_MDSS_AXI_CLK>,
+                                <&gcc GCC_MDSS_VSYNC_CLK>,
+                                <&gcc GCC_MDSS_MDP_CLK>,
+                                <&gcc GCC_MDSS_BYTE0_CLK>,
+                                <&gcc GCC_MDSS_PCLK0_CLK>,
+                                <&gcc GCC_MDSS_ESC0_CLK>;
+                       power-domains = <&gcc MDSS_GDSC>;
+               };
+       };
+
+       gpio-keys {
+               compatible = "gpio-keys";
+
+               pinctrl-0 = <&gpio_keys_default>;
+               pinctrl-names = "default";
+
+               key-volup {
+                       label = "Volume Up";
+                       linux,code = <KEY_VOLUMEUP>;
+                       gpios = <&tlmm 91 GPIO_ACTIVE_LOW>;
+                       debounce-interval = <15>;
+               };
+       };
+
+       irled {
+               compatible = "gpio-ir-tx";
+               gpios = <&tlmm 45 GPIO_ACTIVE_HIGH>;
+       };
+
+       reserved-memory {
+               reserved@84a00000 {
+                       reg = <0x0 0x84a00000 0x0 0x1900000>;
+                       no-map;
+               };
+
+               framebuffer: memory@8dd01000 {
+                       reg = <0x0 0x8dd01000 0x0 (720 * 1280 * 3)>;
+                       no-map;
+               };
+       };
+
+       vph_pwr: vph-pwr-regulator {
+               compatible = "regulator-fixed";
+               regulator-name = "vph_pwr";
+               regulator-min-microvolt = <3700000>;
+               regulator-max-microvolt = <3700000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
+};
+
+&blsp1_i2c2 {
+       status = "okay";
+
+       led-controller@45 {
+               compatible = "awinic,aw2013";
+               reg = <0x45>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               vcc-supply = <&pm8937_l10>;
+               vio-supply = <&pm8937_l5>;
+
+               led@0 {
+                       reg = <0>;
+                       function = LED_FUNCTION_INDICATOR;
+                       led-max-microamp = <5000>;
+                       color = <LED_COLOR_ID_RED>;
+               };
+
+               led@1 {
+                       reg = <1>;
+                       function = LED_FUNCTION_INDICATOR;
+                       led-max-microamp = <5000>;
+                       color = <LED_COLOR_ID_GREEN>;
+               };
+
+               led@2 {
+                       reg = <2>;
+                       function = LED_FUNCTION_INDICATOR;
+                       led-max-microamp = <5000>;
+                       color = <LED_COLOR_ID_BLUE>;
+               };
+       };
+};
+
+&blsp1_i2c3 {
+       status = "okay";
+
+       touchscreen@3e {
+               compatible = "edt,edt-ft5306";
+               reg = <0x3e>;
+
+               interrupts-extended = <&tlmm 65 IRQ_TYPE_LEVEL_LOW>;
+               reset-gpios = <&tlmm 64 GPIO_ACTIVE_LOW>;
+               vcc-supply = <&pm8937_l10>;
+               iovcc-supply = <&pm8937_l5>;
+
+               pinctrl-0 = <&tsp_int_rst_default>;
+               pinctrl-names = "default";
+
+               touchscreen-size-x = <720>;
+               touchscreen-size-y = <1280>;
+       };
+};
+
+&pm8937_resin {
+       linux,code = <KEY_VOLUMEDOWN>;
+       status = "okay";
+};
+
+&pm8937_spmi_regulators {
+       /* APC */
+       pm8937_s5: s5 {
+               regulator-min-microvolt = <1050000>;
+               regulator-max-microvolt = <1350000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
+};
+
+&pmi8950_wled {
+       qcom,num-strings = <2>;
+       qcom,external-pfet;
+       qcom,current-limit-microamp = <20000>;
+       qcom,ovp-millivolt = <29600>;
+
+       status = "okay";
+};
+
+&rpm_requests {
+       regulators-0 {
+               compatible = "qcom,rpm-pm8937-regulators";
+
+               vdd_s1-supply = <&vph_pwr>;
+               vdd_s2-supply = <&vph_pwr>;
+               vdd_s3-supply = <&vph_pwr>;
+               vdd_s4-supply = <&vph_pwr>;
+
+               vdd_l1_l19-supply = <&pm8937_s3>;
+               vdd_l2_l23-supply = <&pm8937_s3>;
+               vdd_l3-supply = <&pm8937_s3>;
+               vdd_l4_l5_l6_l7_l16-supply = <&pm8937_s4>;
+               vdd_l8_l11_l12_l17_l22-supply = <&vph_pwr>;
+               vdd_l9_l10_l13_l14_l15_l18-supply = <&vph_pwr>;
+
+               pm8937_s1: s1 {
+                       regulator-min-microvolt = <1000000>;
+                       regulator-max-microvolt = <1225000>;
+               };
+
+               pm8937_s3: s3 {
+                       regulator-min-microvolt = <1300000>;
+                       regulator-max-microvolt = <1300000>;
+               };
+
+               pm8937_s4: s4 {
+                       regulator-min-microvolt = <2050000>;
+                       regulator-max-microvolt = <2050000>;
+               };
+
+               pm8937_l2: l2 {
+                       regulator-min-microvolt = <1200000>;
+                       regulator-max-microvolt = <1200000>;
+               };
+
+               pm8937_l5: l5 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               pm8937_l6: l6 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               pm8937_l7: l7 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               pm8937_l8: l8 {
+                       regulator-min-microvolt = <2850000>;
+                       regulator-max-microvolt = <2900000>;
+               };
+
+               pm8937_l9: l9 {
+                       regulator-min-microvolt = <3000000>;
+                       regulator-max-microvolt = <3300000>;
+               };
+
+               pm8937_l10: l10 {
+                       regulator-min-microvolt = <2800000>;
+                       regulator-max-microvolt = <3000000>;
+               };
+
+               pm8937_l11: l11 {
+                       regulator-min-microvolt = <2950000>;
+                       regulator-max-microvolt = <2950000>;
+                       regulator-allow-set-load;
+                       regulator-system-load = <200000>;
+               };
+
+               pm8937_l12: l12 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <2950000>;
+               };
+
+               pm8937_l13: l13 {
+                       regulator-min-microvolt = <3075000>;
+                       regulator-max-microvolt = <3075000>;
+               };
+
+               pm8937_l14: l14 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <3300000>;
+               };
+
+               pm8937_l15: l15 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <3300000>;
+               };
+
+               pm8937_l16: l16 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               pm8937_l17: l17 {
+                       regulator-min-microvolt = <2800000>;
+                       regulator-max-microvolt = <2900000>;
+               };
+
+               pm8937_l19: l19 {
+                       regulator-min-microvolt = <1225000>;
+                       regulator-max-microvolt = <1350000>;
+               };
+
+               pm8937_l22: l22 {
+                       regulator-min-microvolt = <2800000>;
+                       regulator-max-microvolt = <2800000>;
+               };
+
+               pm8937_l23: l23 {
+                       regulator-min-microvolt = <1200000>;
+                       regulator-max-microvolt = <1200000>;
+               };
+       };
+};
+
+&sdc2_cmd_default {
+       drive-strength = <12>;
+};
+
+&sdc2_data_default {
+       drive-strength = <12>;
+};
+
+&sdhc_1 {
+       vmmc-supply = <&pm8937_l8>;
+       vqmmc-supply = <&pm8937_l5>;
+       status = "okay";
+};
+
+&sdhc_2 {
+       cd-gpios = <&tlmm 67 GPIO_ACTIVE_LOW>;
+       vmmc-supply = <&pm8937_l11>;
+       vqmmc-supply = <&pm8937_l12>;
+       pinctrl-0 = <&sdc2_default &sdc2_cd_default>;
+       pinctrl-1 = <&sdc2_sleep &sdc2_cd_default>;
+       pinctrl-names = "default", "sleep";
+       status = "okay";
+};
+
+&sleep_clk {
+       clock-frequency = <32768>;
+};
+
+&tlmm {
+       gpio-reserved-ranges = <0 4>, <20 4>;
+
+       gpio_keys_default: gpio-keys-default-state {
+               pins = "gpio91";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-pull-up;
+       };
+
+       headphones_switch_default: headphones-switch-default-state {
+               pins = "gpio129";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-disable;
+       };
+
+       sdc2_cd_default: sdc2-cd-default-state {
+               pins = "gpio67";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-disable;
+       };
+
+       speaker_amp_default: speaker-amp-default-state {
+               pins = "gpio124";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-disable;
+       };
+
+       tsp_int_rst_default: tsp-int-rst-default-state {
+               pins = "gpio64", "gpio65";
+               function = "gpio";
+               drive-strength = <8>;
+               bias-pull-up;
+       };
+};
+
+&wcnss {
+       vddpx-supply = <&pm8937_l5>;
+       status = "okay";
+};
+
+&wcnss_iris {
+       compatible = "qcom,wcn3620";
+       vddxo-supply = <&pm8937_l7>;
+       vddrfa-supply = <&pm8937_l19>;
+       vddpa-supply = <&pm8937_l9>;
+       vdddig-supply = <&pm8937_l5>;
+};
+
+&wcnss_mem {
+       status = "okay";
+};
+
+&xo_board {
+       clock-frequency = <19200000>;
+};

-- 
2.48.1

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