arm64: dts: rockchip: Add VPU support for the PX30

The PX30 has a VPU (both decoder and encoder) with a dedicated IOMMU.
Describe these two entities in device-tree.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Link: https://lore.kernel.org/r/20210728230040.17368-1-ezequiel@collabora.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi
index 6e53a4cc75e6f3a76de6adf1c2da349c63cc7919..185bcc5c16ac1f43fbd8b89de8a0ef44ee1f39df 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/px30.dtsi
+++ b/arch/arm64/boot/dts/rockchip/px30.dtsi
@@ -1037,6 +1037,28 @@
                status = "disabled";
        };
 
+       vpu: video-codec@ff442000 {
+               compatible = "rockchip,px30-vpu";
+               reg = <0x0 0xff442000 0x0 0x800>;
+               interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+               interrupt-names = "vepu", "vdpu";
+               clocks = <&cru ACLK_VPU>, <&cru HCLK_VPU>;
+               clock-names = "aclk", "hclk";
+               iommus = <&vpu_mmu>;
+               power-domains = <&power PX30_PD_VPU>;
+       };
+
+       vpu_mmu: iommu@ff442800 {
+               compatible = "rockchip,iommu";
+               reg = <0x0 0xff442800 0x0 0x100>;
+               interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&cru ACLK_VPU>, <&cru HCLK_VPU>;
+               clock-names = "aclk", "iface";
+               #iommu-cells = <0>;
+               power-domains = <&power PX30_PD_VPU>;
+       };
+
        dsi: dsi@ff450000 {
                compatible = "rockchip,px30-mipi-dsi";
                reg = <0x0 0xff450000 0x0 0x10000>;