[PATCH] ARM: dts: sama5d4: add DMA support
Nicolas Ferre
nicolas.ferre at atmel.com
Thu Nov 13 06:30:40 PST 2014
On 13/11/2014 14:18, Ludovic Desroches :
> Add DMA controllers and device configurations.
>
> Signed-off-by: Ludovic Desroches <ludovic.desroches at atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre at atmel.com>
and queued in at91-3.19-dt.
BTW: I changed the subject to match at91 standard ;-)
"ARM: at91*" so it is now: "ARM: at91/dt: sama5d4: add DMA support"
Thanks, bye,
> ---
>
> arch/arm/boot/dts/sama5d4.dtsi | 69 ++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 69 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5d4.dtsi
> index 338dfd8..05e0526 100644
> --- a/arch/arm/boot/dts/sama5d4.dtsi
> +++ b/arch/arm/boot/dts/sama5d4.dtsi
> @@ -45,6 +45,7 @@
>
> #include "skeleton.dtsi"
> #include <dt-bindings/clock/at91.h>
> +#include <dt-bindings/dma/at91.h>
> #include <dt-bindings/pinctrl/at91.h>
> #include <dt-bindings/interrupt-controller/irq.h>
> #include <dt-bindings/gpio/gpio.h>
> @@ -302,6 +303,15 @@
> #size-cells = <1>;
> ranges;
>
> + dma1: dma-controller at f0004000 {
> + compatible = "atmel,sama5d4-dma";
> + reg = <0xf0004000 0x200>;
> + interrupts = <50 IRQ_TYPE_LEVEL_HIGH 0>;
> + #dma-cells = <1>;
> + clocks = <&dma1_clk>;
> + clock-names = "dma_clk";
> + };
> +
> ramc0: ramc at f0010000 {
> compatible = "atmel,sama5d3-ddramc";
> reg = <0xf0010000 0x200>;
> @@ -309,6 +319,15 @@
> clock-names = "ddrck", "mpddr";
> };
>
> + dma0: dma-controller at f0014000 {
> + compatible = "atmel,sama5d4-dma";
> + reg = <0xf0014000 0x200>;
> + interrupts = <8 IRQ_TYPE_LEVEL_HIGH 0>;
> + #dma-cells = <1>;
> + clocks = <&dma0_clk>;
> + clock-names = "dma_clk";
> + };
> +
> pmc: pmc at f0018000 {
> compatible = "atmel,sama5d3-pmc";
> reg = <0xf0018000 0x120>;
> @@ -761,6 +780,10 @@
> compatible = "atmel,hsmci";
> reg = <0xf8000000 0x600>;
> interrupts = <35 IRQ_TYPE_LEVEL_HIGH 0>;
> + dmas = <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(0))>;
> + dma-names = "rxtx";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3>;
> status = "disabled";
> @@ -776,6 +799,13 @@
> compatible = "atmel,at91rm9200-spi";
> reg = <0xf8010000 0x100>;
> interrupts = <37 IRQ_TYPE_LEVEL_HIGH 3>;
> + dmas = <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(10))>,
> + <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(11))>;
> + dma-names = "tx", "rx";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_spi0>;
> clocks = <&spi0_clk>;
> @@ -787,6 +817,13 @@
> compatible = "atmel,at91sam9x5-i2c";
> reg = <0xf8014000 0x4000>;
> interrupts = <32 IRQ_TYPE_LEVEL_HIGH 6>;
> + dmas = <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(2))>,
> + <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(3))>;
> + dma-names = "tx", "rx";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_i2c0>;
> #address-cells = <1>;
> @@ -818,6 +855,13 @@
> compatible = "atmel,at91sam9x5-i2c";
> reg = <0xf8024000 0x4000>;
> interrupts = <34 IRQ_TYPE_LEVEL_HIGH 6>;
> + dmas = <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(6))>,
> + <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(7))>;
> + dma-names = "tx", "rx";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_i2c2>;
> #address-cells = <1>;
> @@ -830,6 +874,10 @@
> compatible = "atmel,hsmci";
> reg = <0xfc000000 0x600>;
> interrupts = <36 IRQ_TYPE_LEVEL_HIGH 0>;
> + dmas = <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(1))>;
> + dma-names = "rxtx";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>;
> status = "disabled";
> @@ -843,6 +891,13 @@
> compatible = "atmel,at91sam9260-usart";
> reg = <0xfc008000 0x100>;
> interrupts = <29 IRQ_TYPE_LEVEL_HIGH 5>;
> + dmas = <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(16))>,
> + <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(17))>;
> + dma-names = "tx", "rx";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_usart2 &pinctrl_usart2_rts &pinctrl_usart2_cts>;
> clocks = <&usart2_clk>;
> @@ -854,6 +909,13 @@
> compatible = "atmel,at91sam9260-usart";
> reg = <0xfc00c000 0x100>;
> interrupts = <30 IRQ_TYPE_LEVEL_HIGH 5>;
> + dmas = <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(18))>,
> + <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(19))>;
> + dma-names = "tx", "rx";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_usart3>;
> clocks = <&usart3_clk>;
> @@ -865,6 +927,13 @@
> compatible = "atmel,at91sam9260-usart";
> reg = <0xfc010000 0x100>;
> interrupts = <31 IRQ_TYPE_LEVEL_HIGH 5>;
> + dmas = <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(20))>,
> + <&dma1
> + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
> + | AT91_XDMAC_DT_PERID(21))>;
> + dma-names = "tx", "rx";
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_usart4>;
> clocks = <&usart4_clk>;
>
--
Nicolas Ferre
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