[PATCH v2 4/4] arm64: dts: exynosautov920: enable support for ufs controller

Alim Akhtar
2026-04-17T11:59:12Z

From: Sowon Na <sowon.na@samsung.com>

Add ufs node for ExynosAutov920 SoC. Also enable ufs_phy and
ufs controller nodes.

Signed-off-by: Sowon Na <sowon.na@samsung.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
---
.../boot/dts/exynos/exynosautov920-sadk.dts | 8 +++++++
.../arm64/boot/dts/exynos/exynosautov920.dtsi | 21 +++++++++++++++++++
2 files changed, 29 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts b/arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts
index a397f068ed53..5873720c213e 100644
--- a/arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts
+++ b/arch/arm64/boot/dts/exynos/exynosautov920-sadk.dts
@@ -83,6 +83,14 @@ &usi_0 {
status = "okay";
};

+&ufs_0 {
+ status = "okay";
+};
+
+&ufs_0_phy {
+ status = "okay";
+};
+
&xtcxo {
clock-frequency = <38400000>;
};
diff --git a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
index 0eb853770732..f1f5efcdb91e 100644
--- a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
@@ -1444,6 +1444,27 @@ pinctrl_hsi2ufs: pinctrl@16d20000 {
interrupts = <GIC_SPI 603 IRQ_TYPE_LEVEL_HIGH>;
};

+ ufs_0: ufs@16e00000 {
+ compatible = "samsung,exynosautov920-ufs";
+ reg = <0x16e00000 0x100>,
+ <0x16e01100 0x400>,
+ <0x16e80000 0x8000>,
+ <0x16d08000 0x800>;
+ reg-names = "hci", "vs_hci", "unipro", "ufsp";
+ interrupts = <GIC_SPI 613 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cmu_hsi2 CLK_MOUT_HSI2_UFS_EMBD_USER>,
+ <&cmu_hsi2 CLK_MOUT_HSI2_NOC_UFS_USER>;
+ clock-names = "core_clk", "sclk_unipro_main";
+ freq-table-hz = <0 0>, <0 0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&ufs_rst_n &ufs_refclk_out>;
+ phys = <&ufs_0_phy>;
+ phy-names = "ufs-phy";
+ samsung,sysreg = <&syscon_hsi2 0x710>;
+ dma-coherent;
+ status = "disabled";
+ };
+
ufs_0_phy: phy@16e04000 {
compatible = "samsung,exynosautov920-ufs-phy";
reg = <0x16e04000 0x4000>;
--
2.34.1