From: Dong Aisheng <aisheng.dong@nxp.com>
Date: Thu, 14 Nov 2019 09:20:39 +0000 (+0800)
Subject: MLK-22974-1 ARM: dts: imx6ul-evk: reserve CMA memory for GPU/MM/Display
X-Git-Tag: rel_imx_5.10.35_2.0.0-somdevices.0~577^2~2^2~650
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=1be2ab0ff55d8fc17f6b4207d34061e3caee07bc;p=linux.git

MLK-22974-1 ARM: dts: imx6ul-evk: reserve CMA memory for GPU/MM/Display

Reserve CMA memory for GPU/MM/Display

[ Aisheng: Ported from 4.19 GA ]
Tested-by: Robby Cai <robby.cai@nxp.com>
Acked-by: Jason Liu <jason.hui.liu@nxp.com>
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
---

diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
index 06fe2c751781..df297a4ee07b 100644
--- a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
+++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
@@ -12,6 +12,19 @@
 		reg = <0x80000000 0x20000000>;
 	};
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		linux,cma {
+			compatible = "shared-dma-pool";
+			reusable;
+			size = <0x14000000>;
+			linux,cma-default;
+		};
+	};
+
 	backlight_display: backlight-display {
 		compatible = "pwm-backlight";
 		pwms = <&pwm1 0 5000000>;