From: Violet <violet@atl.tools>
To: Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v6 2/2] arm64: dts: qcom: add initial support for Samsung Galaxy S22
Date: Wed, 16 Jul 2025 23:17:10 +0000 [thread overview]
Message-ID: <20250716231710.99983-3-violet@atl.tools> (raw)
In-Reply-To: <20250716231710.99983-1-violet@atl.tools>
Add new device support for the Samsung Galaxy S22 (SM-S901E) phone
What works:
- SimpleFB
- USB
Signed-off-by: Violet <violet@atl.tools>
---
arch/arm64/boot/dts/qcom/Makefile | 1 +
.../boot/dts/qcom/sm8450-samsung-r0q.dts | 145 ++++++++++++++++++
2 files changed, 146 insertions(+)
create mode 100644 arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts
diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 4bfa926b6a08..790613cabd08 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -287,6 +287,7 @@ 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
index 000000000000..3f793fe5cff8
--- /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: vph-pwr-regulator {
+ 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>, <50 1>;
+};
+
+&usb_1 {
+ /* USB 2.0 only */
+ qcom,select-utmi-as-pipe-clk;
+ status = "okay";
+};
+
+&usb_1_dwc3 {
+ dr_mode = "peripheral";
+ maximum-speed = "high-speed";
+ /* Remove USB3 phy */
+ phys = <&usb_1_hsphy>;
+ phy-names = "usb2-phy";
+};
+
+&usb_1_hsphy {
+ vdda-pll-supply = <&vreg_l5b_0p88>;
+ vdda18-supply = <&vreg_l1c_1p8>;
+ vdda33-supply = <&vreg_l2b_3p07>;
+ status = "okay";
+};
--
2.50.1
next prev parent reply other threads:[~2025-07-16 23:25 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-16 23:17 [PATCH v6 0/2] arm64: dts: qcom: add initial support for Samsung Galaxy S22 Violet
2025-07-16 23:17 ` [PATCH v6 1/2] dt-bindings: arm: qcom: document r0q board binding Violet
2025-07-17 14:26 ` Krzysztof Kozlowski
2025-07-16 23:17 ` Violet [this message]
2025-07-17 14:26 ` [PATCH v6 2/2] arm64: dts: qcom: add initial support for Samsung Galaxy S22 Krzysztof Kozlowski
2025-07-17 20:19 ` Konrad Dybcio
2025-07-29 11:46 ` Violet
2025-07-17 6:16 ` [PATCH v6 0/2] " Krzysztof Kozlowski
2025-07-17 15:56 ` Rob Herring (Arm)
2025-07-30 9:21 ` Pavel Machek
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