arm64: dts: rockchip: add burst mode for rk3399

Rk3399 support single and burst mode, and flushp instruction.
But burst mode improve transfer efficiency.

Please refer to:
Commit 8e770f371cc2
"dmaengine: pl330: add burst mode according to dts config"

Change-Id: I2eb36723697cf548dc75aca0e5a276a86cd2419d
Signed-off-by: Huibin Hong <huibin.hong@rock-chips.com>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 12caa2754bf032f1f7cc08ecbb5a60f61c9fb145..4a2fd0194f8f2b8a890274ca63a61cadee293017 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -286,6 +286,7 @@
                        #dma-cells = <1>;
                        clocks = <&cru ACLK_DMAC0_PERILP>;
                        clock-names = "apb_pclk";
+                       peripherals-req-type-burst;
                };
 
                dmac_peri: dma-controller@ff6e0000 {
@@ -296,6 +297,7 @@
                        #dma-cells = <1>;
                        clocks = <&cru ACLK_DMAC1_PERILP>;
                        clock-names = "apb_pclk";
+                       peripherals-req-type-burst;
                };
        };