From 22374fbedb2ce03ef81323b3f7ceb3fa29344aa6 Mon Sep 17 00:00:00 2001 From: Robert Baldyga Date: Mon, 29 Jun 2015 15:22:34 +0200 Subject: ARM: dts: Add DMA support for serial ports in exynos4 Enable DMA transfers for serial ports. Signed-off-by: Robert Baldyga Signed-off-by: Krzysztof Kozlowski --- 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 98c0a368b777..3184e10f260a 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -431,6 +431,8 @@ 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"; }; @@ -440,6 +442,8 @@ 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"; }; @@ -449,6 +453,8 @@ 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"; }; @@ -458,6 +464,8 @@ 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"; }; -- cgit v1.2.3