From: Alexander Stein <alexander.stein@ew.tq-group.com>
Date: Tue, 27 Aug 2024 14:24:58 +0000 (+0200)
Subject: ARM: dts: imx6qdl-mba6: Add reserved memory area for CMA memory
X-Git-Tag: v6.13-rc1~140^2~27^2~38
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=e7b981e3281fb4eb16387ebc5c303389586acf92;p=linux.git

ARM: dts: imx6qdl-mba6: Add reserved memory area for CMA memory

Default CMA size is too small for HDMI output and VPU usage. Increase the
default size by providing a CMA memory area.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-mba6.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-mba6.dtsi
index 60aa1e947f62..8cefda70db63 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6qdl-mba6.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-mba6.dtsi
@@ -106,6 +106,20 @@
 		vin-supply = <&reg_mba6_3p3v>;
 	};
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		linux,cma {
+			compatible = "shared-dma-pool";
+			reusable;
+			size = <0x14000000>;
+			alloc-ranges = <0x10000000 0x20000000>;
+			linux,cma-default;
+		};
+	};
+
 	sound {
 		compatible = "fsl,imx-audio-tlv320aic32x4";
 		pinctrl-names = "default";