ARM: dts: qcom: Add support for Huawei Watch

Add support for this smartwatch, based on Snapdragon 400 SoC.

Currently supported functionality:
* Internal storage
* USB
* Charger
* Power button
* Bluetooth
* Wifi

Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220924152937.4076-2-luca@z3ntu.xyz

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 513073ece0b7b74770284bd51b0ed397e1398d02..640858290ec71517ce248f734eb95741a1b331ba 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1029,6 +1029,7 @@ dtb-$(CONFIG_ARCH_OXNAS) += \
 dtb-$(CONFIG_ARCH_QCOM) += \
        qcom-apq8016-sbc.dtb \
        qcom-apq8026-asus-sparrow.dtb \
+       qcom-apq8026-huawei-sturgeon.dtb \
        qcom-apq8026-lg-lenok.dtb \
        qcom-apq8026-samsung-matisse-wifi.dtb \
        qcom-apq8060-dragonboard.dtb \

diff --git a/arch/arm/boot/dts/qcom-apq8026-huawei-sturgeon.dts b/arch/arm/boot/dts/qcom-apq8026-huawei-sturgeon.dts
new file mode 100644 (file)
index 0000000..d640960
--- /dev/null
+++ b/arch/arm/boot/dts/qcom-apq8026-huawei-sturgeon.dts
@@ -0,0 +1,376 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2022, Luca Weiss <luca@z3ntu.xyz>
+ */
+
+/dts-v1/;
+
+#include "qcom-msm8226.dtsi"
+#include "qcom-pm8226.dtsi"
+
+/delete-node/ &adsp_region;
+
+/ {
+       model = "Huawei Watch";
+       compatible = "huawei,sturgeon", "qcom,apq8026";
+       chassis-type = "watch";
+       qcom,msm-id = <199 0x20000>;
+       qcom,board-id = <8 4>;
+
+       reserved-memory {
+               sbl_region: sbl@2f00000 {
+                       reg = <0x02f00000 0x100000>;
+                       no-map;
+               };
+
+               external_image_region: external-image@3100000 {
+                       reg = <0x3100000 0x200000>;
+                       no-map;
+               };
+
+               peripheral_region: peripheral@3300000 {
+                       reg = <0x3300000 0x600000>;
+                       no-map;
+               };
+
+               adsp_region: adsp@3900000 {
+                       reg = <0x3900000 0x1400000>;
+                       no-map;
+               };
+
+               modem_region: modem@4d00000 {
+                       reg = <0x4d00000 0x1b00000>;
+                       no-map;
+               };
+
+               modem_efs_region: modem-efs@7f00000 {
+                       reg = <0x7f00000 0x100000>;
+                       no-map;
+               };
+       };
+
+       vreg_wlan: wlan-regulator {
+               compatible = "regulator-fixed";
+
+               regulator-name = "wl-reg";
+               regulator-min-microvolt = <2950000>;
+               regulator-max-microvolt = <2950000>;
+
+               gpio = <&tlmm 110 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+
+               pinctrl-names = "default";
+               pinctrl-0 = <&wlan_regulator_default_state>;
+       };
+};
+
+&adsp {
+       status = "okay";
+};
+
+&blsp1_i2c5 {
+       clock-frequency = <384000>;
+
+       status = "okay";
+
+       touchscreen@20 {
+               compatible = "syna,rmi4-i2c";
+               reg = <0x20>;
+
+               interrupts-extended = <&tlmm 17 IRQ_TYPE_EDGE_FALLING>;
+               vdd-supply = <&pm8226_l19>;
+               vio-supply = <&pm8226_lvs1>;
+
+               pinctrl-names = "default";
+               pinctrl-0 = <&touch_default_state>;
+
+               syna,startup-delay-ms = <160>;
+
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               rmi4-f01@1 {
+                       reg = <0x1>;
+                       syna,nosleep-mode = <1>;
+               };
+
+               rmi4-f12@12 {
+                       reg = <0x12>;
+                       syna,sensor-type = <1>;
+               };
+       };
+};
+
+&blsp1_uart4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&blsp1_uart4_default_state>;
+
+       status = "okay";
+
+       bluetooth {
+               compatible = "brcm,bcm43430a0-bt";
+               max-speed = <3000000>;
+
+               pinctrl-names = "default";
+               pinctrl-0 = <&bluetooth_default_state>;
+
+               host-wakeup-gpios = <&tlmm 64 GPIO_ACTIVE_HIGH>;
+               device-wakeup-gpios = <&tlmm 63 GPIO_ACTIVE_HIGH>;
+               shutdown-gpios = <&tlmm 67 GPIO_ACTIVE_HIGH>;
+       };
+};
+
+&rpm_requests {
+       regulators {
+               compatible = "qcom,rpm-pm8226-regulators";
+
+               pm8226_s3: s3 {
+                       regulator-min-microvolt = <1200000>;
+                       regulator-max-microvolt = <1300000>;
+               };
+
+               pm8226_s4: s4 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <2200000>;
+               };
+
+               pm8226_s5: s5 {
+                       regulator-min-microvolt = <1150000>;
+                       regulator-max-microvolt = <1150000>;
+               };
+
+               pm8226_l1: l1 {
+                       regulator-min-microvolt = <1225000>;
+                       regulator-max-microvolt = <1225000>;
+               };
+
+               pm8226_l2: l2 {
+                       regulator-min-microvolt = <1200000>;
+                       regulator-max-microvolt = <1200000>;
+               };
+
+               pm8226_l3: l3 {
+                       regulator-min-microvolt = <750000>;
+                       regulator-max-microvolt = <1337500>;
+               };
+
+               pm8226_l4: l4 {
+                       regulator-min-microvolt = <1200000>;
+                       regulator-max-microvolt = <1200000>;
+               };
+
+               pm8226_l5: l5 {
+                       regulator-min-microvolt = <1200000>;
+                       regulator-max-microvolt = <1200000>;
+               };
+
+               pm8226_l6: l6 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               pm8226_l7: l7 {
+                       regulator-min-microvolt = <1850000>;
+                       regulator-max-microvolt = <1850000>;
+               };
+
+               pm8226_l8: l8 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               pm8226_l9: l9 {
+                       regulator-min-microvolt = <2050000>;
+                       regulator-max-microvolt = <2050000>;
+               };
+
+               pm8226_l10: l10 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               pm8226_l12: l12 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+               };
+
+               pm8226_l14: l14 {
+                       regulator-min-microvolt = <2750000>;
+                       regulator-max-microvolt = <2750000>;
+               };
+
+               pm8226_l15: l15 {
+                       regulator-min-microvolt = <2800000>;
+                       regulator-max-microvolt = <2800000>;
+               };
+
+               pm8226_l16: l16 {
+                       regulator-min-microvolt = <3000000>;
+                       regulator-max-microvolt = <3350000>;
+               };
+
+               pm8226_l17: l17 {
+                       regulator-min-microvolt = <2950000>;
+                       regulator-max-microvolt = <2950000>;
+               };
+
+               pm8226_l18: l18 {
+                       regulator-min-microvolt = <2950000>;
+                       regulator-max-microvolt = <2950000>;
+               };
+
+               pm8226_l19: l19 {
+                       regulator-min-microvolt = <2850000>;
+                       regulator-max-microvolt = <2850000>;
+               };
+
+               pm8226_l20: l20 {
+                       regulator-min-microvolt = <3075000>;
+                       regulator-max-microvolt = <3075000>;
+               };
+
+               pm8226_l21: l21 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <2950000>;
+               };
+
+               pm8226_l22: l22 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <2950000>;
+               };
+
+               pm8226_l23: l23 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <2950000>;
+               };
+
+               pm8226_l24: l24 {
+                       regulator-min-microvolt = <1300000>;
+                       regulator-max-microvolt = <1350000>;
+               };
+
+               pm8226_l25: l25 {
+                       regulator-min-microvolt = <1775000>;
+                       regulator-max-microvolt = <2125000>;
+               };
+
+               pm8226_l26: l26 {
+                       regulator-min-microvolt = <1225000>;
+                       regulator-max-microvolt = <1225000>;
+               };
+
+               pm8226_l27: l27 {
+                       regulator-min-microvolt = <2050000>;
+                       regulator-max-microvolt = <2050000>;
+               };
+
+               pm8226_l28: l28 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <2950000>;
+               };
+
+               pm8226_lvs1: lvs1 {};
+       };
+};
+
+&sdhc_1 {
+       vmmc-supply = <&pm8226_l17>;
+       vqmmc-supply = <&pm8226_l6>;
+
+       bus-width = <8>;
+       non-removable;
+
+       status = "okay";
+};
+
+&sdhc_3 {
+       max-frequency = <100000000>;
+       non-removable;
+
+       vmmc-supply = <&vreg_wlan>;
+       vqmmc-supply = <&pm8226_l6>;
+
+       #address-cells = <1>;
+       #size-cells = <0>;
+
+       status = "okay";
+
+       wifi@1 {
+               compatible = "brcm,bcm43430a0-fmac", "brcm,bcm4329-fmac";
+               reg = <1>;
+
+               interrupts-extended = <&tlmm 66 IRQ_TYPE_EDGE_FALLING>;
+               interrupt-names = "host-wake";
+
+               pinctrl-names = "default";
+               pinctrl-0 = <&wlan_hostwake_default_state>;
+       };
+};
+
+&smbb {
+       qcom,fast-charge-safe-voltage = <4370000>;
+       qcom,fast-charge-high-threshold-voltage = <4350000>;
+       qcom,minimum-input-voltage = <4350000>;
+       qcom,fast-charge-current-limit = <300000>;
+       qcom,fast-charge-safe-current = <600000>;
+       qcom,auto-recharge-threshold-voltage = <4240000>;
+};
+
+&tlmm {
+       blsp1_uart4_default_state: blsp1-uart4-default-state {
+               pins = "gpio12", "gpio13", "gpio14", "gpio15";
+               function = "blsp_uart4";
+               drive-strength = <8>;
+               bias-disable;
+       };
+
+       bluetooth_default_state: bluetooth-default-state {
+               pins = "gpio63", "gpio64";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-pull-down;
+       };
+
+       touch_default_state: touch-default-state {
+               irq-pins {
+                       pins = "gpio17";
+                       function = "gpio";
+                       drive-strength = <8>;
+                       bias-pull-up;
+               };
+
+               reset-pins {
+                       pins = "gpio16";
+                       function = "gpio";
+                       drive-strength = <6>;
+                       bias-pull-up;
+               };
+       };
+
+       wlan_hostwake_default_state: wlan-hostwake-default-state {
+               pins = "gpio66";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-disable;
+               input-enable;
+       };
+
+       wlan_regulator_default_state: wlan-regulator-default-state {
+               pins = "gpio110";
+               function = "gpio";
+               drive-strength = <2>;
+               bias-pull-down;
+       };
+};
+
+&usb {
+       extcon = <&smbb>;
+       dr_mode = "peripheral";
+       status = "okay";
+};
+
+&usb_hs_phy {
+       extcon = <&smbb>;
+       v1p8-supply = <&pm8226_l10>;
+       v3p3-supply = <&pm8226_l20>;
+};