diff mbox series

[RFC,V0,2/7] dts: arm64: mt8183: Add FD shared memory node

Message ID 1550648893-42050-3-git-send-email-Jerry-Ch.chen@mediatek.com (mailing list archive)
State RFC
Headers show
Series media: platform: Add support for Face Detection (FD) on mt8183 SoC | expand

Commit Message

Jerry-ch Chen Feb. 20, 2019, 7:48 a.m. UTC 
This patch adds a shared memory region used on mt8183 for exchanging
meta data between co-processor and Face Detection (FD) unit.

Signed-off-by: Jerry-ch Chen <jerry-ch.chen@mediatek.com>
---
 arch/arm64/boot/dts/mediatek/mt8183.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index c3a516e..b3d8dfd 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -134,6 +134,14 @@ 
 		clock-output-names = "clk26m";
 	};
 
+	reserve-memory-fd_smem {
+		compatible = "mediatek,reserve-memory-fd_smem";
+		no-map;
+		size = <0 0x00100000>;  /*1 MB share mem size */
+		alignment = <0 0x1000>;
+		alloc-ranges = <0 0x40000000 0 0x10000000>;
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupt-parent = <&gic>;