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

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index f7f564e..79211b0 100644 (file)
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -174,6 +174,7 @@ dtb-$(CONFIG_ARCH_QCOM)     += sdm850-samsung-w737.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm4250-oneplus-billie2.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm6115p-lenovo-j606f.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm6125-sony-xperia-seine-pdx201.dtb
+dtb-$(CONFIG_ARCH_QCOM)        += sm6125-xiaomi-laurel-sprout.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm6350-sony-xperia-lena-pdx213.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm6375-sony-xperia-murray-pdx225.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm7225-fairphone-fp4.dtb

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 (file)
index 0000000..b1038eb
--- /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>;
+};