arm64: dts: qcom: add initial support for Samsung Galaxy S22

Add new device support for the Samsung Galaxy S22 (SM-S901E) phone

What works:
- SimpleFB
- USB

Signed-off-by: Eric Gonçalves <ghatto404@gmail.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250912202603.7312-2-ghatto404@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index cd0ab971278e701956a2825c1d0f4a375d4725e9..85af93331ba47d30fad1b95fee46cadce403bf79 100644 (file)
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -290,6 +290,7 @@ dtb-$(CONFIG_ARCH_QCOM)     += sm8350-sony-xperia-sagami-pdx214.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm8350-sony-xperia-sagami-pdx215.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm8450-hdk.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm8450-qrd.dtb
+dtb-$(CONFIG_ARCH_QCOM)        += sm8450-samsung-r0q.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm8450-sony-xperia-nagara-pdx223.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm8450-sony-xperia-nagara-pdx224.dtb
 dtb-$(CONFIG_ARCH_QCOM)        += sm8550-hdk.dtb

diff --git a/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts b/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts
new file mode 100644 (file)
index 0000000..880d74a
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts
@@ -0,0 +1,145 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+/dts-v1/;
+
+#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
+
+#include "sm8450.dtsi"
+#include "pm8350.dtsi"
+#include "pm8350c.dtsi"
+
+/ {
+       model = "Samsung Galaxy S22 5G";
+       compatible = "samsung,r0q", "qcom,sm8450";
+       chassis-type = "handset";
+
+       chosen {
+               #address-cells = <2>;
+               #size-cells = <2>;
+               ranges;
+
+               framebuffer: framebuffer@b8000000 {
+                       compatible = "simple-framebuffer";
+                       reg = <0x0 0xb8000000 0x0 0x2b00000>;
+                       width = <1080>;
+                       height = <2340>;
+                       stride = <(1080 * 4)>;
+                       format = "a8r8g8b8";
+               };
+       };
+
+       vph_pwr: regulator-vph-pwr {
+               compatible = "regulator-fixed";
+               regulator-name = "vph_pwr";
+               regulator-min-microvolt = <3700000>;
+               regulator-max-microvolt = <3700000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
+
+       reserved-memory {
+               /*
+                * The bootloader will only keep display hardware enabled
+                * if this memory region is named exactly 'splash_region'
+                */
+               splash-region@b8000000 {
+                       reg = <0x0 0xb8000000 0x0 0x2b00000>;
+                       no-map;
+               };
+       };
+};
+
+&apps_rsc {
+       regulators-0 {
+               compatible = "qcom,pm8350-rpmh-regulators";
+               qcom,pmic-id = "b";
+
+               vdd-s1-supply = <&vph_pwr>;
+               vdd-s2-supply = <&vph_pwr>;
+               vdd-s3-supply = <&vph_pwr>;
+               vdd-s4-supply = <&vph_pwr>;
+               vdd-s5-supply = <&vph_pwr>;
+               vdd-s6-supply = <&vph_pwr>;
+               vdd-s7-supply = <&vph_pwr>;
+               vdd-s8-supply = <&vph_pwr>;
+               vdd-s9-supply = <&vph_pwr>;
+               vdd-s10-supply = <&vph_pwr>;
+               vdd-s11-supply = <&vph_pwr>;
+               vdd-s12-supply = <&vph_pwr>;
+
+               vdd-l2-l7-supply = <&vreg_bob>;
+               vdd-l3-l5-supply = <&vreg_bob>;
+
+               vreg_l2b_3p07: ldo2 {
+                       regulator-min-microvolt = <3072000>;
+                       regulator-max-microvolt = <3072000>;
+                       regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+               };
+
+               vreg_l5b_0p88: ldo5 {
+                       regulator-min-microvolt = <880000>;
+                       regulator-max-microvolt = <888000>;
+                       regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+               };
+       };
+
+       regulators-1 {
+               compatible = "qcom,pm8350c-rpmh-regulators";
+               qcom,pmic-id = "c";
+
+               vdd-s1-supply = <&vph_pwr>;
+               vdd-s2-supply = <&vph_pwr>;
+               vdd-s3-supply = <&vph_pwr>;
+               vdd-s4-supply = <&vph_pwr>;
+               vdd-s5-supply = <&vph_pwr>;
+               vdd-s6-supply = <&vph_pwr>;
+               vdd-s7-supply = <&vph_pwr>;
+               vdd-s8-supply = <&vph_pwr>;
+               vdd-s9-supply = <&vph_pwr>;
+               vdd-s10-supply = <&vph_pwr>;
+
+               vdd-l1-l12-supply = <&vreg_bob>;
+               vdd-l2-l8-supply = <&vreg_bob>;
+               vdd-l3-l4-l5-l7-l13-supply = <&vreg_bob>;
+               vdd-l6-l9-l11-supply = <&vreg_bob>;
+
+               vdd-bob-supply = <&vph_pwr>;
+
+               vreg_bob: bob {
+                       regulator-min-microvolt = <3008000>;
+                       regulator-max-microvolt = <3960000>;
+                       regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>;
+               };
+
+               vreg_l1c_1p8: ldo1 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+                       regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+               };
+       };
+};
+
+&tlmm {
+       gpio-reserved-ranges = <36 4>; /* SPI (not linked to anything) */
+};
+
+&usb_1 {
+       /* Keep USB 2.0 only for now */
+       qcom,select-utmi-as-pipe-clk;
+
+       dr_mode = "peripheral";
+       maximum-speed = "high-speed";
+       /* Remove USB3 phy */
+       phys = <&usb_1_hsphy>;
+       phy-names = "usb2-phy";
+
+       status = "okay";
+};
+
+&usb_1_hsphy {
+       vdda-pll-supply = <&vreg_l5b_0p88>;
+       vdda18-supply = <&vreg_l1c_1p8>;
+       vdda33-supply = <&vreg_l2b_3p07>;
+
+       status = "okay";
+};