Enable DMA transfers for serial ports. Signed-off-by: Robert Baldyga <r.baldyga@xxxxxxxxxxx> --- arch/arm/boot/dts/exynos4.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index e20cdc2..21b839b 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -426,6 +426,8 @@ interrupts = <0 52 0>; clocks = <&clock CLK_UART0>, <&clock CLK_SCLK_UART0>; clock-names = "uart", "clk_uart_baud0"; + dmas = <&pdma0 15>, <&pdma0 16>; + dma-names = "rx", "tx"; status = "disabled"; }; @@ -435,6 +437,8 @@ interrupts = <0 53 0>; clocks = <&clock CLK_UART1>, <&clock CLK_SCLK_UART1>; clock-names = "uart", "clk_uart_baud0"; + dmas = <&pdma1 15>, <&pdma1 16>; + dma-names = "rx", "tx"; status = "disabled"; }; @@ -444,6 +448,8 @@ interrupts = <0 54 0>; clocks = <&clock CLK_UART2>, <&clock CLK_SCLK_UART2>; clock-names = "uart", "clk_uart_baud0"; + dmas = <&pdma0 17>, <&pdma0 18>; + dma-names = "rx", "tx"; status = "disabled"; }; @@ -453,6 +459,8 @@ interrupts = <0 55 0>; clocks = <&clock CLK_UART3>, <&clock CLK_SCLK_UART3>; clock-names = "uart", "clk_uart_baud0"; + dmas = <&pdma1 17>, <&pdma1 18>; + dma-names = "rx", "tx"; status = "disabled"; }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
