Add a common device tree for Lumias based on the Qualcomm MSM8x26
family of chipsets.
Currently supports:
- Framebuffer
- Touchscreen
- Keys
- Regulators
- MMC
- USB
- UART
Co-authored-by: Dominik Kobinski <dominikkobinski314@xxxxxxxxx>
Co-authored-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx>
Co-authored-by: Jack Matthews <jm5112356@xxxxxxxxx>
Signed-off-by: Dominik Kobinski <dominikkobinski314@xxxxxxxxx>
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx>
Signed-off-by: Jack Matthews <jm5112356@xxxxxxxxx>
Signed-off-by: Rayyan Ansari <rayyan@xxxxxxxxx>
---
.../qcom/qcom-msm8226-microsoft-common.dtsi | 332 ++++++++++++++++++
1 file changed, 332 insertions(+)
create mode 100644 arch/arm/boot/dts/qcom/qcom-msm8226-microsoft-common.dtsi
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226-microsoft-common.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8226-microsoft-common.dtsi
new file mode 100644
index 000000000000..b49ccf867964
--- /dev/null
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226-microsoft-common.dtsi
@@ -0,0 +1,332 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Common Board Device Tree for Microsoft MSM8x26-based Lumias
+ *
+ * Copyright (c) 2023, Jack Matthews <jm5112356@xxxxxxxxx>
+ * Copyright (c) 2023, Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx>
+ * Copyright (c) 2023, Dominik Kobinski <dominikkobinski314@xxxxxxxxx>
+ * Copyright (c) 2023, Rayyan Ansari <rayyan@xxxxxxxxx>
+ */
+
+#include "qcom-msm8226.dtsi"
+#include "qcom-pm8226.dtsi"
+#include <dt-bindings/input/input.h>
+
+/*
+ * Delete all generic (msm8226.dtsi) reserved
+ * memory mappings which are different on these devices.
+ */
+/delete-node/ &smem_region;
+
+/ {
+ aliases {
+ mmc0 = &sdhc_1; /* eMMC */
+ mmc1 = &sdhc_2; /* microSD */
+ display0 = &framebuffer0;
+ };
+
+ chosen {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ stdout-path = "display0";
+
+ framebuffer0: framebuffer@3200000 {
+ compatible = "simple-framebuffer";
+ reg = <0x3200000 0x800000>;
+ format = "a8r8g8b8";
+ width = <720>;
+ height = <1280>;
+ stride = <(720 * 4)>;
+
+ clocks = <&mmcc MDSS_AHB_CLK>,
+ <&mmcc MDSS_AXI_CLK>,
+ <&mmcc MDSS_BYTE0_CLK>,
+ <&mmcc MDSS_MDP_CLK>,
+ <&mmcc MDSS_PCLK0_CLK>,
+ <&mmcc MDSS_VSYNC_CLK>;
+ power-domains = <&mmcc MDSS_GDSC>;
+ };
+ };
+
+ gpio_keys: gpio-keys {
+ compatible = "gpio-keys";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&gpio_keys_active>;
+
+ label = "GPIO Buttons";
+
+ volume-up {
+ label = "Volume Up";
+ gpios = <&tlmm 106 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_VOLUMEUP>;
+ };
+ };
+
+ /*
+ * This device being a WP platform has a different
+ * memory layout than other Android based devices.
+ * This smem memory region is directly copied from
+ * the original UEFI firmware.
+ */
+ reserved-memory {
+ ranges;
+
+ smem_region: smem@fa00000 {
+ reg = <0xfa00000 0x100000>;
+ no-map;
+ };
+
+ display_reserved: framebuffer@3200000 {
+ reg = <0x3200000 0x800000>;
+ no-map;
+ };
+ };
+};
+
+&blsp1_i2c5 {
+ status = "okay";
+
+ touchscreen@4b {
+ compatible = "syna,rmi4-i2c";
+ reg = <0x4b>;
+
+ interrupts-extended = <&tlmm 17 IRQ_TYPE_EDGE_FALLING>;
+ vdd-supply = <&pm8226_l15>;
+ vio-supply = <&pm8226_l6>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&touchscreen_on>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ rmi4-f01@1 {
+ reg = <0x01>;
+ syna,nosleep-mode = <1>;
+ };
+
+ rmi4-f11@11 {
+ reg = <0x11>;
+ syna,sensor-type = <1>;
+ };
+ };
+};
+
+&blsp1_uart3 {
+ status = "okay";
+};
+
+&pm8226_resin {
+ linux,code = <KEY_VOLUMEDOWN>;
+ status = "okay";
+};
+
+&pm8226_vib {
+ status = "okay";
+};
+
+&rpm_requests {
+ pm8226-regulators {
+ compatible = "qcom,rpm-pm8226-regulators";
+
+ /* These values were taken from the original firmware DSDT */
+ pm8226_s1: s1 {
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ };
+
+ pm8226_s3: s3 {
+ regulator-min-microvolt = <1300000>;
+ regulator-max-microvolt = <1300000>;
+ };
+
+ pm8226_s4: s4 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <2100000>;
+ };
+
+ pm8226_s5: s5 {
+ regulator-min-microvolt = <1150000>;
+ regulator-max-microvolt = <1150000>;
+ };
+
+ pm8226_l3: l3 {
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <1150000>;
+ };
+
+ 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>;
+ regulator-always-on;
+ };
+
+ 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 = <2850000>;
+ regulator-max-microvolt = <2850000>;
+ };
+
+ pm8226_l16: l16 {
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ };
+
+ pm8226_l17: l17 {
+ regulator-min-microvolt = <2950000>;
+ regulator-max-microvolt = <2950000>;
+ regulator-system-load = <200000>;
+ regulator-allow-set-load;
+ };
+
+ pm8226_l18: l18 {
+ regulator-min-microvolt = <2950000>;
+ regulator-max-microvolt = <2950000>;
+ regulator-system-load = <200000>;
+ regulator-allow-set-load;
+ };
+
+ 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 = <1850000>;
+ regulator-max-microvolt = <2950000>;
+ };
+
+ pm8226_l22: l22 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ pm8226_l23: l23 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ pm8226_l24: l24 {
+ regulator-min-microvolt = <1300000>;
+ regulator-max-microvolt = <1300000>;
+ };
+
+ pm8226_l25: l25 {
+ regulator-min-microvolt = <1775000>;
+ regulator-max-microvolt = <2075000>;
+ };
+
+ pm8226_l27: l27 {
+ regulator-min-microvolt = <2050000>;
+ regulator-max-microvolt = <2050000>;
+ };
+
+ pm8226_l28: l28 {
+ regulator-min-microvolt = <2000000>;
+ regulator-max-microvolt = <3000000>;
+ };
+ };
+};
+
+&sdhc_1 {
+ vmmc-supply = <&pm8226_l17>;
+ vqmmc-supply = <&pm8226_l6>;
+
+ status = "okay";
+};
+
+&sdhc_2 {
+ vmmc-supply = <&pm8226_l18>;
+ vqmmc-supply = <&pm8226_l21>;
+
+ status = "okay";
+};
+
+&usb {
+ extcon = <&smbb>;
+ dr_mode = "peripheral";
+
+ status = "okay";
+};
+
+&usb_hs_phy {
+ extcon = <&smbb>;
+ v1p8-supply = <&pm8226_l10>;
+ v3p3-supply = <&pm8226_l20>;
+};
+
+&tlmm {
+ gpio_keys_active: gpio-keys-active {
+ pins = "gpio106", "gpio107", "gpio108";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ touchscreen_on: touchscreen-on {
+ irq {
+ pins = "gpio17";
+ function = "gpio";
+
+ drive-strength = <8>;
+ bias-pull-up;
+ input-enable;
+ };
+
+ reset {
+ pins = "gpio16";
+ function = "gpio";
+
+ drive-strength = <8>;
+ bias-disable;
+ output-high;
+ };
+ };
+};
--
2.41.0
