ARM: dts: Add DMA support for serial ports in exynos4

Enable DMA transfers for serial ports.

Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index 98c0a368b7778dc3b13ec9e07d476e5eebff9cbb..3184e10f260a39a9cace8e70d38ac58ef851afd8 100644 (file)
--- 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";
        };