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ARM: dts: rockchip: Add UART DMA support for rv1108

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Pass the 'dmas' property to the UART ports so that DMA can
be supported.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Tested-by: Fabio Berton <fabio.berton@ossystems.com.br>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Otavio Salvador
2018-11-26 15:35:05 -02:00
committed by Heiko Stuebner
parent efc2e0bd95
commit 7d2cecb084
1 changed files with 6 additions and 0 deletions
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6
arch/arm/boot/dts/rv1108.dtsi
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@@ -119,6 +119,8 @@ uart2: serial@10210000 {
clock-frequency = <24000000>;
clocks = <&cru SCLK_UART2>, <&cru PCLK_UART2>;
clock-names = "baudclk", "apb_pclk";
dmas = <&pdma 6>, <&pdma 7>;
#dma-cells = <2>;
pinctrl-names = "default";
pinctrl-0 = <&uart2m0_xfer>;
status = "disabled";
@@ -133,6 +135,8 @@ uart1: serial@10220000 {
clock-frequency = <24000000>;
clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>;
clock-names = "baudclk", "apb_pclk";
dmas = <&pdma 4>, <&pdma 5>;
#dma-cells = <2>;
pinctrl-names = "default";
pinctrl-0 = <&uart1_xfer>;
status = "disabled";
@@ -147,6 +151,8 @@ uart0: serial@10230000 {
clock-frequency = <24000000>;
clocks = <&cru SCLK_UART0>, <&cru PCLK_UART0>;
clock-names = "baudclk", "apb_pclk";
dmas = <&pdma 2>, <&pdma 3>;
#dma-cells = <2>;
pinctrl-names = "default";
pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
status = "disabled";