linux-kernel - [PATCH 8/9] ARM: dts: sun8i: add video engine support for A33

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Message-Id: <20180309101445.16190-6-paul.kocialkowski@bootlin.com>
Date:   Fri,  9 Mar 2018 11:14:44 +0100
From:   Paul Kocialkowski <paul.kocialkowski@...tlin.com>
To:     linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com
Cc:     Icenowy Zheng <icenowy@...c.xyz>,
        Florent Revest <revestflo@...il.com>,
        Alexandre Courbot <acourbot@...omium.org>,
        Hans Verkuil <hans.verkuil@...co.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Thomas van Kleef <thomas@...sch.nl>,
        "Signed-off-by : Bob Ham" <rah@...trans.net>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>
Subject: [PATCH 8/9] ARM: dts: sun8i: add video engine support for A33

From: Icenowy Zheng <icenowy@...c.xyz>

A33 has a video engine just like the one in A10.

Add the support for it in the device tree.

Signed-off-by: Icenowy Zheng <icenowy@...c.xyz>
---
 arch/arm/boot/dts/sun8i-a33.dtsi | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-a33.dtsi b/arch/arm/boot/dts/sun8i-a33.dtsi
index 50eb84fa246a..253a71851b77 100644
--- a/arch/arm/boot/dts/sun8i-a33.dtsi
+++ b/arch/arm/boot/dts/sun8i-a33.dtsi
@@ -181,6 +181,21 @@
 		reg = <0x40000000 0x80000000>;
 	};
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		ve_reserved: cma {
+			compatible = "shared-dma-pool";
+			no-map;
+			size = <0x4000000>;
+			alignment = <0x2000>;
+			alloc-ranges = <0x40000000 0x10000000>;
+			linux,cma-default;
+		};
+	};
+
 	sound: sound {
 		compatible = "simple-audio-card";
 		simple-audio-card,name = "sun8i-a33-audio";
@@ -204,6 +219,11 @@
 	};
 
 	soc@...0000 {
+		syscon: system-controller@...00000 {
+			compatible = "allwinner,sun8i-a33-syscon", "syscon";
+			reg = <0x01c00000 0x1000>;
+		};
+
 		tcon0: lcd-controller@...c000 {
 			compatible = "allwinner,sun8i-a33-tcon";
 			reg = <0x01c0c000 0x1000>;
@@ -240,6 +260,25 @@
 			};
 		};
 
+		ve: video-engine@...0e000 {
+			compatible = "allwinner,sun4i-a10-video-engine";
+			memory-region = <&ve_reserved>;
+			syscon = <&syscon>;
+
+			clocks = <&ccu CLK_BUS_VE>, <&ccu CLK_VE>,
+				 <&ccu CLK_DRAM_VE>;
+			clock-names = "ahb", "mod", "ram";
+
+			assigned-clocks = <&ccu CLK_VE>;
+			assigned-clock-rates = <320000000>;
+
+			resets = <&ccu RST_BUS_VE>;
+
+			interrupts = <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>;
+
+			reg = <0x01c0e000 0x1000>;
+		};
+
 		crypto: crypto-engine@...5000 {
 			compatible = "allwinner,sun4i-a10-crypto";
 			reg = <0x01c15000 0x1000>;
-- 
2.16.2