diff mbox series

[v1,07/13] ARM: dts: rk3xxx: Add 'arm, pl330-periph-burst' for dmac

Message ID 1591610671-71238-3-git-send-email-sugar.zhang@rock-chips.com (mailing list archive)
State New, archived
Headers show
Series Patches to improve dma transfer efficiency for Rockchip SoCs. | expand

Commit Message

Sugar Zhang June 8, 2020, 10:04 a.m. UTC 
This patch Add the quirk to specify to use burst transfer
for better compatible and higher performance.

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
---

 arch/arm/boot/dts/rk3xxx.dtsi | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi
index d929b60..9af86a18 100644
--- a/arch/arm/boot/dts/rk3xxx.dtsi
+++ b/arch/arm/boot/dts/rk3xxx.dtsi
@@ -45,6 +45,7 @@ 
 				     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
 			#dma-cells = <1>;
 			arm,pl330-broken-no-flushp;
++			arm,pl330-periph-burst;
 			clocks = <&cru ACLK_DMA1>;
 			clock-names = "apb_pclk";
 		};
@@ -56,6 +57,7 @@ 
 				     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
 			#dma-cells = <1>;
 			arm,pl330-broken-no-flushp;
++			arm,pl330-periph-burst;
 			clocks = <&cru ACLK_DMA1>;
 			clock-names = "apb_pclk";
 			status = "disabled";
@@ -68,6 +70,7 @@ 
 				     <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
 			#dma-cells = <1>;
 			arm,pl330-broken-no-flushp;
++			arm,pl330-periph-burst;
 			clocks = <&cru ACLK_DMA2>;
 			clock-names = "apb_pclk";
 		};