Add dmas entries to the four UART peripherals on LPC18xx/43xx devices so that DMA can be used to transfer data.
Signed-off-by: Joachim Eastwood <[email protected]> --- arch/arm/boot/dts/lpc18xx.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm/boot/dts/lpc18xx.dtsi b/arch/arm/boot/dts/lpc18xx.dtsi index 5b7ca7066161..f97feea5f5da 100644 --- a/arch/arm/boot/dts/lpc18xx.dtsi +++ b/arch/arm/boot/dts/lpc18xx.dtsi @@ -230,6 +230,11 @@ interrupts = <24>; clocks = <&ccu2 CLK_APB0_UART0>, <&ccu1 CLK_CPU_UART0>; clock-names = "uartclk", "reg"; + dmas = <&dmamux 1 1 2 + &dmamux 2 1 2 + &dmamux 11 2 2 + &dmamux 12 2 2>; + dma-names = "tx", "rx", "tx", "rx"; status = "disabled"; }; @@ -240,6 +245,9 @@ interrupts = <25>; clocks = <&ccu2 CLK_APB0_UART1>, <&ccu1 CLK_CPU_UART1>; clock-names = "uartclk", "reg"; + dmas = <&dmamux 3 1 2 + &dmamux 4 1 2>; + dma-names = "tx", "rx"; status = "disabled"; }; @@ -294,6 +302,9 @@ interrupts = <26>; clocks = <&ccu2 CLK_APB2_UART2>, <&ccu1 CLK_CPU_UART2>; clock-names = "uartclk", "reg"; + dmas = <&dmamux 5 1 2 + &dmamux 6 1 2>; + dma-names = "tx", "rx"; status = "disabled"; }; @@ -304,6 +315,11 @@ interrupts = <27>; clocks = <&ccu2 CLK_APB2_UART3>, <&ccu1 CLK_CPU_UART3>; clock-names = "uartclk", "reg"; + dmas = <&dmamux 7 1 2 + &dmamux 8 1 2 + &dmamux 13 3 2 + &dmamux 14 3 2>; + dma-names = "tx", "rx", "rx", "tx"; status = "disabled"; }; -- 1.8.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
