Re: [PATCH v7 2/2] arm64: dts: qcom: add initial support for Samsung Galaxy S22

From: Krishna Kurapati
Date: Tue Jul 29 2025 - 08:11:47 EST




On 7/29/2025 5:33 PM, Violet wrote:
Add new device support for the Samsung Galaxy S22 (SM-S901E) phone

What works:
- SimpleFB
- USB

Signed-off-by: Violet <violet@atl.tools>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/Makefile | 1 +
.../boot/dts/qcom/sm8450-samsung-r0q.dts | 147 ++++++++++++++++++
2 files changed, 148 insertions(+)
create mode 100644 arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts


[...]

+
+&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;
+
+ status = "okay";
+}; > +
+&usb_1_dwc3 {
+ dr_mode = "peripheral";
+ maximum-speed = "high-speed";
+ /* Remove USB3 phy */
+ phys = <&usb_1_hsphy>;
+ phy-names = "usb2-phy";
+};
+

Hi Violet,

The usb node has been flattened recently. Its not merged yet, but it was acked: [1]. Can you rebase your changes on top of this patch [1].

[1]: https://lore.kernel.org/all/20250715052739.3831549-3-krishna.kurapati@xxxxxxxxxxxxxxxx/

Regards,
Krishna,

+&usb_1_hsphy {
+ vdda-pll-supply = <&vreg_l5b_0p88>;
+ vdda18-supply = <&vreg_l1c_1p8>;
+ vdda33-supply = <&vreg_l2b_3p07>;
+
+ status = "okay";
+};