[PATCH v3 2/2] arm64: dts: rockchip: Add the vdpu383 Video Decoder on rk3576
From: Detlev Casanova <detlev.casanova@collabora.com>
Date: 2025-10-20 21:20:31
Also in:
linux-devicetree, linux-rockchip, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add the vdpu383 Video Decoder variant to the RK3576 device tree. Also allow using the dedicated SRAM as a pool. Signed-off-by: Detlev Casanova <detlev.casanova@collabora.com> --- arch/arm64/boot/dts/rockchip/rk3576.dtsi | 36 ++++++++++++++++++++++++ 1 file changed, 36 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
index fc4e9e07f1cf..00999823746f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi@@ -1289,6 +1289,41 @@ gpu: gpu@27800000 { status = "disabled"; }; + vdec: video-codec@27b00000 { + compatible = "rockchip,rk3576-vdec"; + reg = <0x0 0x27b00100 0x0 0x500>, + <0x0 0x27b00000 0x0 0x100>, + <0x0 0x27b00600 0x0 0x100>; + reg-names = "function", "link", "cache"; + interrupts = <GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru ACLK_RKVDEC_ROOT>, <&cru HCLK_RKVDEC>, + <&cru ACLK_RKVDEC_ROOT_BAK>, <&cru CLK_RKVDEC_CORE>, + <&cru CLK_RKVDEC_HEVC_CA>; + clock-names = "axi", "ahb", "cabac", "core", "hevc_cabac"; + assigned-clocks = <&cru ACLK_RKVDEC_ROOT>, <&cru CLK_RKVDEC_CORE>, + <&cru ACLK_RKVDEC_ROOT_BAK>, <&cru CLK_RKVDEC_HEVC_CA>; + assigned-clock-rates = <600000000>, <600000000>, + <500000000>, <1000000000>; + iommus = <&vdec_mmu>; + power-domains = <&power RK3576_PD_VDEC>; + resets = <&cru SRST_A_RKVDEC_BIU>, <&cru SRST_H_RKVDEC_BIU>, + <&cru SRST_H_RKVDEC>, <&cru SRST_RKVDEC_CORE>, + <&cru SRST_RKVDEC_HEVC_CA>; + reset-names = "axi", "ahb", "cabac", "core", "hevc_cabac"; + sram = <&rkvdec_sram>; + }; + + vdec_mmu: iommu@27b00800 { + compatible = "rockchip,rk3576-iommu", "rockchip,rk3568-iommu"; + reg = <0x0 0x27b00800 0x0 0x40>, <0x0 0x27b00900 0x0 0x40>; + interrupts = <GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru CLK_RKVDEC_CORE>, <&cru HCLK_RKVDEC>; + clock-names = "aclk", "iface"; + power-domains = <&power RK3576_PD_VDEC>; + rockchip,disable-mmu-reset; + #iommu-cells = <0>; + }; + vop: vop@27d00000 { compatible = "rockchip,rk3576-vop"; reg = <0x0 0x27d00000 0x0 0x3000>, <0x0 0x27d05000 0x0 0x1000>;
@@ -2694,6 +2729,7 @@ sram: sram@3ff88000 { /* start address and size should be 4k align */ rkvdec_sram: rkvdec-sram@0 { reg = <0x0 0x78000>; + pool; }; };
--
2.51.1.dirty