[PATCH v2 14/14] arm64: dts: exynos8855: add cmu_usb clock DT nodes
From: Raghav Sharma
Date: Fri Oct 09 2026 - 08:27:56 EST
Add required dt node for cmu_usb block, while at this
add sysreg_usb which contains bits for DRCG and MEMCLK
which are used by clk driver
Signed-off-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
Signed-off-by: Raghav Sharma <raghav.s@xxxxxxxxxxx>
---
arch/arm64/boot/dts/exynos/exynos8855.dtsi | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/arch/arm64/boot/dts/exynos/exynos8855.dtsi b/arch/arm64/boot/dts/exynos/exynos8855.dtsi
index 3dd7a4c4c609..dcf1e58c6367 100644
--- a/arch/arm64/boot/dts/exynos/exynos8855.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos8855.dtsi
@@ -192,6 +192,27 @@ pinctrl_cmgp: pinctrl@12030000 {
interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
};
+ cmu_usb: clock-controller@13000000 {
+ compatible = "samsung,exynos8855-cmu-usb";
+ reg = <0x13000000 0x10000>;
+ #clock-cells = <1>;
+
+ clocks = <&oscclk>,
+ <&cmu_top CLKCMU_DOUT_USB_NOC>,
+ <&cmu_top CLKCMU_DOUT_USB_USB20DRD>;
+ clock-names = "oscclk",
+ "bus",
+ "usb20drd";
+ samsung,sysreg = <&sysreg_usb>;
+ };
+
+ sysreg_usb: syscon@13020000 {
+ compatible = "samsung,exynos8855-usb-sysreg",
+ "syscon";
+ reg = <0x13020000 0x10000>;
+ clocks = <&cmu_usb CLK_GOUT_SYSREG_USB>;
+ };
+
cmu_top: clock-controller@13900000 {
compatible = "samsung,exynos8855-cmu-top";
reg = <0x13900000 0x10000>;
--
2.34.1