[v4,3/8] arm64: dts: mediatek: Add node for Mediatek Video Processor Unit

Commit Message

tiffany.lin Feb. 4, 2016, 11:34 a.m. UTC

Add VPU drivers for MT8173

Signed-off-by: Andrew-CT Chen <[e-mail]>
Signed-off-by: Tiffany Lin <[e-mail]>
---
 arch/arm64/boot/dts/mediatek/mt8173.dtsi |   23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

Patch

diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 60a1284..5b0b38a 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -200,6 +200,18 @@ 
 		clock-output-names = "cpum_ck";
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		vpu_dma_reserved: vpu_dma_mem_region {
+			compatible = "shared-dma-pool";
+			reg = <0 0xb7000000 0 0x500000>;
+			alignment = <0x1000>;
+			no-map;
+		};
+	};
+
 	thermal-zones {
 		cpu_thermal: cpu_thermal {
 			polling-delay-passive = <1000>; /* milliseconds */
@@ -422,6 +434,17 @@ 
 			clocks = <&infracfg CLK_INFRA_CEC>;
 		};
 
+		vpu: vpu@10020000 {
+			compatible = "mediatek,mt8173-vpu";
+			reg = <0 0x10020000 0 0x30000>,
+			      <0 0x10050000 0 0x100>;
+			reg-names = "tcm", "cfg_reg";
+			interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&topckgen CLK_TOP_SCP_SEL>;
+			clock-names = "main";
+			memory-region = <&vpu_dma_reserved>;
+		};
+
 		sysirq: intpol-controller@10200620 {
 			compatible = "mediatek,mt8173-sysirq",
 				     "mediatek,mt6577-sysirq";