arm64: dts: qcom: sm6125: Initial support for xiaomi-laurel-sprout

Add support for the Xiaomi Mi A3 (xiaomi-laurel-sprout). Here's a
summary on what's defined.

- dmesg output to bootloader preconfigured display
- USB
- UFS
- SD card
- SMD RPM regulators
- Volume Up, Down and Power buttons
- Thermistors

Signed-off-by: Lux Aliaga <they@mint.lgbt>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230306170817.3806-7-they@mint.lgbt

1 files changed, 421 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts
new file mode 100644
index 000000000000..b1038eb8cebc
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts
@@ -0,0 +1,421 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2022, Lux Aliaga <they@mint.lgbt>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/input/gpio-keys.h>
+#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
+#include "sm6125.dtsi"
+#include "pm6125.dtsi"
+
+/ {
+	model = "Xiaomi Mi A3";
+	compatible = "xiaomi,laurel-sprout", "qcom,sm6125";
+	chassis-type = "handset";
+
+	/* required for bootloader to select correct board */
+	qcom,msm-id = <394 0>; /* sm6125 v1 */
+	qcom,board-id = <11 0>;
+
+	chosen {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		framebuffer0: framebuffer@5c000000 {
+			compatible = "simple-framebuffer";
+			reg = <0 0x5c000000 0 (1560 * 720 * 4)>;
+			width = <720>;
+			height = <1560>;
+			stride = <(720 * 4)>;
+			format = "a8r8g8b8";
+		};
+	};
+
+	reserved-memory {
+		debug_mem: debug@ffb00000 {
+			reg = <0x0 0xffb00000 0x0 0xc0000>;
+			no-map;
+		};
+
+		last_log_mem: lastlog@ffbc0000 {
+			reg = <0x0 0xffbc0000 0x0 0x80000>;
+			no-map;
+		};
+
+		pstore_mem: ramoops@ffc00000 {
+			compatible = "ramoops";
+			reg = <0x0 0xffc40000 0x0 0xc0000>;
+			record-size = <0x1000>;
+			console-size = <0x40000>;
+			msg-size = <0x20000 0x20000>;
+		};
+
+		cmdline_mem: memory@ffd00000 {
+			reg = <0x0 0xffd40000 0x0 0x1000>;
+			no-map;
+		};
+	};
+
+	extcon_usb: usb-id {
+		compatible = "linux,extcon-usb-gpio";
+		id-gpio = <&tlmm 102 GPIO_ACTIVE_HIGH>;
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		pinctrl-0 = <&vol_up_n>;
+		pinctrl-names = "default";
+
+		key-volume-up {
+			label = "Volume Up";
+			gpios = <&pm6125_gpios 5 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_VOLUMEUP>;
+			debounce-interval = <15>;
+			linux,can-disable;
+			wakeup-source;
+		};
+	};
+
+	thermal-zones {
+		rf-pa0-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&pm6125_adc_tm 0>;
+
+			trips {
+				active-config0 {
+					temperature = <125000>;
+					hysteresis = <1000>;
+					type = "critical";
+				};
+			};
+		};
+
+		quiet-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <5000>;
+			thermal-sensors = <&pm6125_adc_tm 1>;
+
+			trips {
+				active-config0 {
+					temperature = <125000>;
+					hysteresis = <1000>;
+					type = "critical";
+				};
+			};
+		};
+
+		xo-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+			thermal-sensors = <&pm6125_adc_tm 2>;
+
+			trips {
+				active-config0 {
+					temperature = <125000>;
+					hysteresis = <1000>;
+					type = "critical";
+				};
+			};
+		};
+	};
+};
+
+&hsusb_phy1 {
+	vdd-supply = <&vreg_l7a>;
+	vdda-pll-supply = <&vreg_l10a>;
+	vdda-phy-dpdm-supply = <&vreg_l15a>;
+	status = "okay";
+};
+
+&pm6125_adc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&camera_flash_therm &emmc_ufs_therm>;
+
+	adc-chan@4d {
+		reg = <ADC5_AMUX_THM1_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+		qcom,pre-scaling = <1 1>;
+		label = "rf_pa0_therm";
+	};
+
+	adc-chan@4e {
+		reg = <ADC5_AMUX_THM2_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+		qcom,pre-scaling = <1 1>;
+		label = "quiet_therm";
+	};
+
+	adc-chan@52 {
+		reg = <ADC5_GPIO1_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+		qcom,pre-scaling = <1 1>;
+		label = "camera_flash_therm";
+	};
+
+	adc-chan@54 {
+		reg = <ADC5_GPIO3_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time = <200>;
+		qcom,pre-scaling = <1 1>;
+		label = "emmc_ufs_therm";
+	};
+};
+
+&pm6125_adc_tm {
+	status = "okay";
+
+	rf-pa0-therm@0 {
+		reg = <0>;
+		io-channels = <&pm6125_adc ADC5_AMUX_THM1_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time-us = <200>;
+	};
+
+	quiet-therm@1 {
+		reg = <1>;
+		io-channels = <&pm6125_adc ADC5_AMUX_THM2_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time-us = <200>;
+	};
+
+	xo-therm@2 {
+		reg = <2>;
+		io-channels = <&pm6125_adc ADC5_XO_THERM_100K_PU>;
+		qcom,ratiometric;
+		qcom,hw-settle-time-us = <200>;
+	};
+};
+
+&pm6125_gpios {
+	camera_flash_therm: camera-flash-therm-state {
+		pins = "gpio3";
+		function = PMIC_GPIO_FUNC_NORMAL;
+		bias-high-impedance;
+	};
+
+	emmc_ufs_therm: emmc-ufs-therm-state {
+		pins = "gpio6";
+		function = PMIC_GPIO_FUNC_NORMAL;
+		bias-high-impedance;
+	};
+
+	vol_up_n: vol-up-n-state {
+		pins = "gpio5";
+		function = PMIC_GPIO_FUNC_NORMAL;
+		input-enable;
+		bias-pull-up;
+	};
+};
+
+&pon_pwrkey {
+	status = "okay";
+};
+
+&pon_resin {
+	linux,code = <KEY_VOLUMEDOWN>;
+	status = "okay";
+};
+
+&rpm_requests {
+	regulators-0 {
+		compatible = "qcom,rpm-pm6125-regulators";
+
+		vreg_s6a: s6 {
+			regulator-min-microvolt = <936000>;
+			regulator-max-microvolt = <1422000>;
+		};
+
+		vreg_l1a: l1 {
+			regulator-min-microvolt = <1200000>;
+			regulator-max-microvolt = <1256000>;
+		};
+
+		vreg_l2a: l2 {
+			regulator-min-microvolt = <1000000>;
+			regulator-max-microvolt = <1056000>;
+		};
+
+		vreg_l3a: l3 {
+			regulator-min-microvolt = <1000000>;
+			regulator-max-microvolt = <1064000>;
+		};
+
+		vreg_l4a: l4 {
+			regulator-min-microvolt = <872000>;
+			regulator-max-microvolt = <976000>;
+			regulator-allow-set-load;
+		};
+
+		vreg_l5a: l5 {
+			regulator-min-microvolt = <1648000>;
+			regulator-max-microvolt = <2950000>;
+			regulator-allow-set-load;
+		};
+
+		vreg_l6a: l6 {
+			regulator-min-microvolt = <576000>;
+			regulator-max-microvolt = <656000>;
+		};
+
+		vreg_l7a: l7 {
+			regulator-min-microvolt = <872000>;
+			regulator-max-microvolt = <976000>;
+		};
+
+		vreg_l8a: l8 {
+			regulator-min-microvolt = <400000>;
+			regulator-max-microvolt = <728000>;
+		};
+
+		vreg_l9a: l9 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1896000>;
+		};
+
+		vreg_l10a: l10 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1896000>;
+			regulator-allow-set-load;
+		};
+
+		vreg_l11a: l11 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1952000>;
+			regulator-allow-set-load;
+		};
+
+		vreg_l12a: l12 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1996000>;
+		};
+
+		vreg_l13a: l13 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1832000>;
+		};
+
+		vreg_l14a: l14 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1904000>;
+		};
+
+		vreg_l15a: l15 {
+			regulator-min-microvolt = <3104000>;
+			regulator-max-microvolt = <3232000>;
+		};
+
+		vreg_l16a: l16 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1904000>;
+		};
+
+		vreg_l17a: l17 {
+			regulator-min-microvolt = <1248000>;
+			regulator-max-microvolt = <1304000>;
+		};
+
+		vreg_l18a: l18 {
+			regulator-min-microvolt = <1200000>;
+			regulator-max-microvolt = <1264000>;
+			regulator-allow-set-load;
+		};
+
+		vreg_l19a: l19 {
+			regulator-min-microvolt = <1648000>;
+			regulator-max-microvolt = <2952000>;
+		};
+
+		vreg_l20a: l20 {
+			regulator-min-microvolt = <1648000>;
+			regulator-max-microvolt = <2952000>;
+		};
+
+		vreg_l21a: l21 {
+			regulator-min-microvolt = <2600000>;
+			regulator-max-microvolt = <2856000>;
+		};
+
+		vreg_l22a: l22 {
+			regulator-min-microvolt = <2944000>;
+			regulator-max-microvolt = <2950000>;
+			regulator-allow-set-load;
+		};
+
+		vreg_l23a: l23 {
+			regulator-min-microvolt = <3000000>;
+			regulator-max-microvolt = <3400000>;
+		};
+
+		vreg_l24a: l24 {
+			regulator-min-microvolt = <2944000>;
+			regulator-max-microvolt = <2950000>;
+			regulator-allow-set-load;
+		};
+	};
+};
+
+&sdc2_off_state {
+	sd-cd-pins {
+		pins = "gpio98";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+};
+
+&sdc2_on_state {
+	sd-cd-pins {
+		pins = "gpio98";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-pull-up;
+	};
+};
+
+&sdhc_2 {
+	cd-gpios = <&tlmm 98 GPIO_ACTIVE_HIGH>;
+	vmmc-supply = <&vreg_l22a>;
+	vqmmc-supply = <&vreg_l5a>;
+	no-sdio;
+	no-mmc;
+	status = "okay";
+};
+
+&tlmm {
+	gpio-reserved-ranges = <22 2>, <28 6>;
+};
+
+&ufs_mem_hc {
+	vcc-supply = <&vreg_l24a>;
+	vccq2-supply = <&vreg_l11a>;
+	vcc-max-microamp = <600000>;
+	vccq2-max-microamp = <600000>;
+	status = "okay";
+};
+
+&ufs_mem_phy {
+	vdda-phy-supply = <&vreg_l4a>;
+	vdda-pll-supply = <&vreg_l10a>;
+	vdda-phy-max-microamp = <51400>;
+	vdda-pll-max-microamp = <14200>;
+	vddp-ref-clk-supply = <&vreg_l18a>;
+	status = "okay";
+};
+
+&usb3 {
+	status = "okay";
+};
+
+&usb3_dwc3 {
+	extcon = <&extcon_usb>;
+};