From: Minjie Zhuang <minjie.zhuang@nxp.com>
Date: Wed, 13 Nov 2019 07:39:24 +0000 (+0800)
Subject: ARM: dts: imx6/7: reserve CMA memory for GPU
X-Git-Tag: rel_imx_5.10.35_2.0.0-somdevices.0~577^2~2^2~654
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=6a96205f9ad4fcf86b980652de40afb5355b4ec7;p=linux.git

ARM: dts: imx6/7: reserve CMA memory for GPU

At imx6dl/imx6q/imx6sx,reserve 320M CMA memory
At imx7ulp,reserve 200M CMA memory

Signed-off-by: Minjie Zhuang <minjie.zhuang@nxp.com>
---

diff --git a/arch/arm/boot/dts/imx6dl.dtsi b/arch/arm/boot/dts/imx6dl.dtsi
index 59015eac87ea..734da4502f45 100755
--- a/arch/arm/boot/dts/imx6dl.dtsi
+++ b/arch/arm/boot/dts/imx6dl.dtsi
@@ -84,6 +84,20 @@
 		};
 	};
 
+        reserved-memory {
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges;
+
+                /* global autoconfigured region for contiguous allocations */
+                linux,cma {
+                        compatible = "shared-dma-pool";
+                        reusable;
+                        size = <0x14000000>;
+                        linux,cma-default;
+                };
+        };
+
 	soc {
 		ocram: sram@905000 {
 			compatible = "mmio-sram";
diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
index e49d1e5189a3..7e3b0de652be 100644
--- a/arch/arm/boot/dts/imx6q.dtsi
+++ b/arch/arm/boot/dts/imx6q.dtsi
@@ -163,6 +163,20 @@
 		};
 	};
 
+        reserved-memory {
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges;
+
+                /* global autoconfigured region for contiguous allocations */
+                linux,cma {
+                        compatible = "shared-dma-pool";
+                        reusable;
+                        size = <0x14000000>;
+                        linux,cma-default;
+                };
+        };
+
 	soc {
 		busfreq: busfreq {
 			compatible = "fsl,imx_busfreq";
diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
index 995da2e9ddd7..8b3454016cfd 100644
--- a/arch/arm/boot/dts/imx6sx.dtsi
+++ b/arch/arm/boot/dts/imx6sx.dtsi
@@ -96,6 +96,20 @@
 		};
 	};
 
+        reserved-memory {
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges;
+
+                /* global autoconfigured region for contiguous allocations */
+                linux,cma {
+                        compatible = "shared-dma-pool";
+                        reusable;
+                        size = <0x14000000>;
+                        linux,cma-default;
+                };
+        };
+
 	ckil: clock-ckil {
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi
index e40ee792e310..b23195dbe482 100644
--- a/arch/arm/boot/dts/imx7ulp.dtsi
+++ b/arch/arm/boot/dts/imx7ulp.dtsi
@@ -61,6 +61,21 @@
 		};
 	};
 
+        reserved-memory {
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges;
+
+                /* global autoconfigured region for contiguous allocations */
+                linux,cma {
+                        compatible = "shared-dma-pool";
+                        reusable;
+                        size = <0xC000000>;
+                        alignment = <0x2000>;
+                        linux,cma-default;
+                };
+        };
+
 	intc: interrupt-controller@40021000 {
 		compatible = "arm,cortex-a7-gic";
 		#interrupt-cells = <3>;