From: Jacob Chen <jacob2.chen@rock-chips.com>
Date: Fri, 10 Mar 2017 07:03:19 +0000 (+0800)
Subject: ARM: dts: rk3288: add dma-coherent to rga
X-Git-Tag: firefly_0821_release~350
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0800d51b9dfeb1bb9fc42d46ef7ed01665788715;p=firefly-linux-kernel-4.4.55.git

ARM: dts: rk3288: add dma-coherent to rga

RGA are used for scale copy buffer form vpu,isp,
no need to flush CPU cache

Change-Id: Id3cfa0560a14cea122321dc1ea814aa8ec5dd4b6
Signed-off-by: Jacob Chen <jacob2.chen@rock-chips.com>
---

diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
index dea53e714f09..cb3df0369d57 100644
--- a/arch/arm/boot/dts/rk3288.dtsi
+++ b/arch/arm/boot/dts/rk3288.dtsi
@@ -1129,6 +1129,7 @@
 		power-domains = <&power RK3288_PD_VIO>;
 		resets = <&cru SRST_RGA_CORE>, <&cru SRST_RGA_AXI>, <&cru SRST_RGA_AHB>;
 		reset-names = "core", "axi", "ahb";
+		dma-coherent;
 		status = "disabled";
 	};