linux-kernel - [PATCH v9 9/9] ARM: dts: sun8i-h3: Add Video Engine and reserved memory nodes

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Date:   Fri,  7 Sep 2018 00:24:42 +0200
From:   Paul Kocialkowski <contact@...lk.fr>
To:     linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devel@...verdev.osuosl.org
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Paul Kocialkowski <paul.kocialkowski@...tlin.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        linux-sunxi@...glegroups.com, Randy Li <ayaka@...lik.info>,
        Hans Verkuil <hverkuil@...all.nl>,
        Ezequiel Garcia <ezequiel@...labora.com>,
        Tomasz Figa <tfiga@...omium.org>,
        Alexandre Courbot <acourbot@...omium.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>
Subject: [PATCH v9 9/9] ARM: dts: sun8i-h3: Add Video Engine and reserved memory nodes

From: Paul Kocialkowski <paul.kocialkowski@...tlin.com>

This adds nodes for the Video Engine and the associated reserved memory
for the H3. Up to 96 MiB of memory are dedicated to the CMA pool.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@...tlin.com>
Acked-by: Maxime Ripard <maxime.ripard@...tlin.com>
---
 arch/arm/boot/dts/sun8i-h3.dtsi | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
index f0096074a467..3ecfabb10151 100644
--- a/arch/arm/boot/dts/sun8i-h3.dtsi
+++ b/arch/arm/boot/dts/sun8i-h3.dtsi
@@ -119,6 +119,20 @@
 			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
 	};
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		cma_pool: cma@...00000 {
+			compatible = "shared-dma-pool";
+			size = <0x6000000>;
+			alloc-ranges = <0x4a000000 0x6000000>;
+			reusable;
+			linux,cma-default;
+		};
+	};
+
 	soc {
 		system-control@...0000 {
 			compatible = "allwinner,sun8i-h3-system-control";
@@ -142,6 +156,17 @@
 			};
 		};
 
+		video-codec@...0e000 {
+			compatible = "allwinner,sun8i-h3-video-engine";
+			reg = <0x01c0e000 0x1000>;
+			clocks = <&ccu CLK_BUS_VE>, <&ccu CLK_VE>,
+				 <&ccu CLK_DRAM_VE>;
+			clock-names = "ahb", "mod", "ram";
+			resets = <&ccu RST_BUS_VE>;
+			interrupts = <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>;
+			allwinner,sram = <&ve_sram 1>;
+		};
+
 		mali: gpu@...0000 {
 			compatible = "allwinner,sun8i-h3-mali", "arm,mali-400";
 			reg = <0x01c40000 0x10000>;
-- 
2.18.0