diff options
| author | Ludovic Desroches <ludovic.desroches@atmel.com> | 2014-08-12 18:37:57 +0400 |
|---|---|---|
| committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2014-09-02 12:24:22 +0400 |
| commit | d24cd78399a3625a69887c8124638260c1c37a2b (patch) | |
| tree | d24489c8cc014417a547fbd602bb994a313e4d62 /arch/arm/boot/dts/sama5d3.dtsi | |
| parent | 5f8157309624929e05ece846d3ca8a3a64988378 (diff) | |
| download | linux-d24cd78399a3625a69887c8124638260c1c37a2b.tar.xz | |
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: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm/boot/dts/sama5d3.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/sama5d3.dtsi | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi index 7702a0d120cb..70a941fb1c90 100644 --- a/arch/arm/boot/dts/sama5d3.dtsi +++ b/arch/arm/boot/dts/sama5d3.dtsi @@ -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>; |