linux-kernel - [PATCH v8 3/8] arm64: dts: mediatek: Add node for Mediatek Video Processor Unit

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Date:	Mon, 25 Apr 2016 20:30:33 +0800
From:	Tiffany Lin <tiffany.lin@...iatek.com>
To:	Hans Verkuil <hans.verkuil@...co.com>,
	<daniel.thompson@...aro.org>, Rob Herring <robh+dt@...nel.org>,
	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Daniel Kurtz <djkurtz@...omium.org>,
	Pawel Osciak <posciak@...omium.org>
CC:	Eddie Huang <eddie.huang@...iatek.com>,
	Yingjoe Chen <yingjoe.chen@...iatek.com>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-media@...r.kernel.org>,
	<linux-mediatek@...ts.infradead.org>, <PoChun.Lin@...iatek.com>,
	<Tiffany.lin@...iatek.com>,
	Andrew-CT Chen <andrew-ct.chen@...iatek.com>,
	Tiffany Lin <tiffany.lin@...iatek.com>
Subject: [PATCH v8 3/8] arm64: dts: mediatek: Add node for Mediatek Video Processor Unit

From: Andrew-CT Chen <andrew-ct.chen@...iatek.com>

Add VPU drivers for MT8173

Signed-off-by: Andrew-CT Chen <andrew-ct.chen@...iatek.com>
Signed-off-by: Tiffany Lin <tiffany.lin@...iatek.com>

---
 arch/arm64/boot/dts/mediatek/mt8173.dtsi |   23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index eab7efc..ae147bb 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -125,6 +125,18 @@
 		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;
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupt-parent = <&gic>;
@@ -269,6 +281,17 @@
 			clock-names = "spi", "wrap";
 		};
 
+		vpu: vpu@...20000 {
+			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@...00620 {
 			compatible = "mediatek,mt8173-sysirq",
 				     "mediatek,mt6577-sysirq";
-- 
1.7.9.5