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Commit d24cd783 authored by Ludovic Desroches's avatar Ludovic Desroches Committed by Nicolas Ferre
Browse files

ARM: at91: sama5d3: add usart dma configurations 



Add the DMA configuration for USARTs mainly because it is not obvious to
add the FIFO flag which is needed for rx.

Signed-off-by: default avatarLudovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
parent 5f815730

arch/arm/boot/dts/sama5d3.dtsi

+15 −0
Original line number Diff line number Diff line
@@ -177,6 +177,9 @@ 
				compatible = "atmel,at91sam9260-usart";

				reg = <0xf001c000 0x100>;

				interrupts = <12 IRQ_TYPE_LEVEL_HIGH 5>;

				dmas = <&dma0 2 AT91_DMA_CFG_PER_ID(3)>,

				       <&dma0 2 (AT91_DMA_CFG_PER_ID(4) | AT91_DMA_CFG_FIFOCFG_ASAP)>;

				dma-names = "tx", "rx";

				pinctrl-names = "default";

				pinctrl-0 = <&pinctrl_usart0>;

				clocks = <&usart0_clk>;
@@ -188,6 +191,9 @@ 
				compatible = "atmel,at91sam9260-usart";

				reg = <0xf0020000 0x100>;

				interrupts = <13 IRQ_TYPE_LEVEL_HIGH 5>;

				dmas = <&dma0 2 AT91_DMA_CFG_PER_ID(5)>,

				       <&dma0 2 (AT91_DMA_CFG_PER_ID(6) | AT91_DMA_CFG_FIFOCFG_ASAP)>;

				dma-names = "tx", "rx";

				pinctrl-names = "default";

				pinctrl-0 = <&pinctrl_usart1>;

				clocks = <&usart1_clk>;
@@ -333,6 +339,9 @@ 
				compatible = "atmel,at91sam9260-usart";

				reg = <0xf8020000 0x100>;

				interrupts = <14 IRQ_TYPE_LEVEL_HIGH 5>;

				dmas = <&dma1 2 AT91_DMA_CFG_PER_ID(7)>,

				       <&dma1 2 (AT91_DMA_CFG_PER_ID(8) | AT91_DMA_CFG_FIFOCFG_ASAP)>;

				dma-names = "tx", "rx";

				pinctrl-names = "default";

				pinctrl-0 = <&pinctrl_usart2>;

				clocks = <&usart2_clk>;
@@ -344,6 +353,9 @@ 
				compatible = "atmel,at91sam9260-usart";

				reg = <0xf8024000 0x100>;

				interrupts = <15 IRQ_TYPE_LEVEL_HIGH 5>;

				dmas = <&dma1 2 AT91_DMA_CFG_PER_ID(9)>,

				       <&dma1 2 (AT91_DMA_CFG_PER_ID(10) | AT91_DMA_CFG_FIFOCFG_ASAP)>;

				dma-names = "tx", "rx";

				pinctrl-names = "default";

				pinctrl-0 = <&pinctrl_usart3>;

				clocks = <&usart3_clk>;
@@ -412,6 +424,9 @@ 
				compatible = "atmel,at91sam9260-usart";

				reg = <0xffffee00 0x200>;

				interrupts = <2 IRQ_TYPE_LEVEL_HIGH 7>;

				dmas = <&dma1 2 AT91_DMA_CFG_PER_ID(13)>,

				       <&dma1 2 (AT91_DMA_CFG_PER_ID(14) | AT91_DMA_CFG_FIFOCFG_ASAP)>;

				dma-names = "tx", "rx";

				pinctrl-names = "default";

				pinctrl-0 = <&pinctrl_dbgu>;

				clocks = <&dbgu_clk>;