[PATCH v3 3/3] arm64: dts: rockchip: Add vdec support for RK3328

Christopher Obbard chris.obbard at collabora.com
Mon Apr 25 11:45:10 PDT 2022


The RK3328 has an vdec device with dedicated iommu.
Describe the vdec device, the required power-domains
and enable the iommu in the devicetree.

Signed-off-by: Christopher Obbard <chris.obbard at collabora.com>
---
 arch/arm64/boot/dts/rockchip/rk3328.dtsi | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index f8ef149fedad..49ae15708a0b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -306,6 +306,10 @@ power-domain at RK3328_PD_HEVC {
 			};
 			power-domain at RK3328_PD_VIDEO {
 				reg = <RK3328_PD_VIDEO>;
+				clocks = <&cru ACLK_RKVDEC>,
+					 <&cru HCLK_RKVDEC>,
+					 <&cru SCLK_VDEC_CABAC>,
+					 <&cru SCLK_VDEC_CORE>;
 				#power-domain-cells = <0>;
 			};
 			power-domain at RK3328_PD_VPU {
@@ -660,6 +664,20 @@ vpu_mmu: iommu at ff350800 {
 		power-domains = <&power RK3328_PD_VPU>;
 	};
 
+	vdec: video-codec at ff360000 {
+		compatible = "rockchip,rk3328-vdec", "rockchip,rk3399-vdec";
+		reg = <0x0 0xff360000 0x0 0x400>;
+		interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru ACLK_RKVDEC>, <&cru HCLK_RKVDEC>,
+			 <&cru SCLK_VDEC_CABAC>, <&cru SCLK_VDEC_CORE>;
+		clock-names = "axi", "ahb", "cabac", "core";
+		assigned-clocks = <&cru ACLK_RKVDEC>, <&cru SCLK_VDEC_CABAC>,
+				  <&cru SCLK_VDEC_CORE>;
+		assigned-clock-rates = <400000000>, <400000000>, <300000000>;
+		iommus = <&vdec_mmu>;
+		power-domains = <&power RK3328_PD_VIDEO>;
+	};
+
 	vdec_mmu: iommu at ff360480 {
 		compatible = "rockchip,iommu";
 		reg = <0x0 0xff360480 0x0 0x40>, <0x0 0xff3604c0 0x0 0x40>;
@@ -667,7 +685,7 @@ vdec_mmu: iommu at ff360480 {
 		clocks = <&cru ACLK_RKVDEC>, <&cru HCLK_RKVDEC>;
 		clock-names = "aclk", "iface";
 		#iommu-cells = <0>;
-		status = "disabled";
+		power-domains = <&power RK3328_PD_VIDEO>;
 	};
 
 	vop: vop at ff370000 {
-- 
2.34.1




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