[PATCH 3/3] riscv: dts: spacemit: k3: Add UFS support

[Yixun Lan <dlan@kernel.org>]

Add UFS Host Controller support for SpacemiT K3 SoC, and enable
it both on both Pico-ITX and CoM260-IFX boards.

Signed-off-by: Yixun Lan <dlan@kernel.org>
---
 arch/riscv/boot/dts/spacemit/k3-com260-ifx.dts |  4 ++++
 arch/riscv/boot/dts/spacemit/k3-pico-itx.dts   |  4 ++++
 arch/riscv/boot/dts/spacemit/k3.dtsi           | 13 +++++++++++++
 3 files changed, 21 insertions(+)

diff --git a/arch/riscv/boot/dts/spacemit/k3-com260-ifx.dts b/arch/riscv/boot/dts/spacemit/k3-com260-ifx.dts
index 238bb03d0e9e..b37e1c7b03e3 100644
--- a/arch/riscv/boot/dts/spacemit/k3-com260-ifx.dts
+++ b/arch/riscv/boot/dts/spacemit/k3-com260-ifx.dts
@@ -19,3 +19,7 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 };
+
+&ufshc {
+	status = "okay";
+};
diff --git a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
index b89c1521e664..f1560a5a9031 100644
--- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
+++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
@@ -221,3 +221,7 @@ hub@1 {
 &usb2_phy {
 	status = "okay";
 };
+
+&ufshc {
+	status = "okay";
+};
diff --git a/arch/riscv/boot/dts/spacemit/k3.dtsi b/arch/riscv/boot/dts/spacemit/k3.dtsi
index 19fc9b49668e..6c0b0598d5c8 100644
--- a/arch/riscv/boot/dts/spacemit/k3.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k3.dtsi
@@ -1186,5 +1186,18 @@ maplic: interrupt-controller@f1800000 {
 			riscv,num-sources = <512>;
 			status = "reserved";
 		};
+
+		ufshc: ufshc@c0e00000 {
+			compatible = "spacemit,k3-ufshc";
+			reg = <0x0 0xc0e00000 0x0 0x40000>;
+			clocks = <&syscon_apmu CLK_APMU_UFS_ACLK>,
+				 <&syscon_apmu CLK_APMU_UFS_REFCLK>;
+			clock-names = "aclk", "ref_clk";
+			resets = <&syscon_apmu RESET_APMU_UFS_ACLK>;
+			interrupts = <135 IRQ_TYPE_LEVEL_HIGH>;
+			freq-table-hz = <491520000 491520000 19200000 19200000>;
+			lanes-per-direction = <2>;
+			status = "disabled";
+		};
 	};
 };

-- 
2.54.0