[PATCH] ARM: dts: at91: sama5d2: add dma properties to UART nodes

Nicolas Ferre nicolas.ferre at atmel.com
Tue Mar 1 02:12:10 PST 2016


Le 26/01/2016 17:30, Nicolas Ferre a écrit :
> The dmas/dma-names properties are added to the UART nodes. Note that additional
> properties are needed to enable them at the board level: check bindings for
> details.
> 
> Signed-off-by: Nicolas Ferre <nicolas.ferre at atmel.com>

Added to at91-4.6-dt.

Bye,


> ---
>  arch/arm/boot/dts/sama5d2.dtsi | 35 +++++++++++++++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
> index 3f750f6170f2..82d0c19e9720 100644
> --- a/arch/arm/boot/dts/sama5d2.dtsi
> +++ b/arch/arm/boot/dts/sama5d2.dtsi
> @@ -880,6 +880,13 @@
>  				compatible = "atmel,at91sam9260-usart";
>  				reg = <0xf801c000 0x100>;
>  				interrupts = <24 IRQ_TYPE_LEVEL_HIGH 7>;
> +				dmas = <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(35))>,
> +				       <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(36))>;
> +				dma-names = "tx", "rx";
>  				clocks = <&uart0_clk>;
>  				clock-names = "usart";
>  				status = "disabled";
> @@ -889,6 +896,13 @@
>  				compatible = "atmel,at91sam9260-usart";
>  				reg = <0xf8020000 0x100>;
>  				interrupts = <25 IRQ_TYPE_LEVEL_HIGH 7>;
> +				dmas = <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(37))>,
> +				       <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(38))>;
> +				dma-names = "tx", "rx";
>  				clocks = <&uart1_clk>;
>  				clock-names = "usart";
>  				status = "disabled";
> @@ -898,6 +912,13 @@
>  				compatible = "atmel,at91sam9260-usart";
>  				reg = <0xf8024000 0x100>;
>  				interrupts = <26 IRQ_TYPE_LEVEL_HIGH 7>;
> +				dmas = <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(39))>,
> +				       <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(40))>;
> +				dma-names = "tx", "rx";
>  				clocks = <&uart2_clk>;
>  				clock-names = "usart";
>  				status = "disabled";
> @@ -1016,6 +1037,13 @@
>  				compatible = "atmel,at91sam9260-usart";
>  				reg = <0xfc008000 0x100>;
>  				interrupts = <27 IRQ_TYPE_LEVEL_HIGH 7>;
> +				dmas = <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(41))>,
> +				       <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(42))>;
> +				dma-names = "tx", "rx";
>  				clocks = <&uart3_clk>;
>  				clock-names = "usart";
>  				status = "disabled";
> @@ -1024,6 +1052,13 @@
>  			uart4: serial at fc00c000 {
>  				compatible = "atmel,at91sam9260-usart";
>  				reg = <0xfc00c000 0x100>;
> +				dmas = <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(43))>,
> +				       <&dma0
> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
> +					 AT91_XDMAC_DT_PERID(44))>;
> +				dma-names = "tx", "rx";
>  				interrupts = <28 IRQ_TYPE_LEVEL_HIGH 7>;
>  				clocks = <&uart4_clk>;
>  				clock-names = "usart";
> 


-- 
Nicolas Ferre



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