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* [PATCH] ARM: dts: sama5d4: add DMA support
@ 2014-11-13 13:18 Ludovic Desroches
       [not found] ` <1415884724-11777-1-git-send-email-ludovic.desroches-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org>
  0 siblings, 1 reply; 2+ messages in thread
From: Ludovic Desroches @ 2014-11-13 13:18 UTC (permalink / raw)
  To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
	devicetree-u79uwXL29TY76Z2rM5mHXA
  Cc: nicolas.ferre-AIFe0yeh4nAAvxtiuMwx3w, Ludovic Desroches

Add DMA controllers and device configurations.

Signed-off-by: Ludovic Desroches <ludovic.desroches-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org>
---

 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@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@f0010000 {
 				compatible = "atmel,sama5d3-ddramc";
 				reg = <0xf0010000 0x200>;
@@ -309,6 +319,15 @@
 				clock-names = "ddrck", "mpddr";
 			};
 
+			dma0: dma-controller@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@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>;
-- 
2.0.3

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^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] ARM: dts: sama5d4: add DMA support
       [not found] ` <1415884724-11777-1-git-send-email-ludovic.desroches-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org>
@ 2014-11-13 14:30   ` Nicolas Ferre
  0 siblings, 0 replies; 2+ messages in thread
From: Nicolas Ferre @ 2014-11-13 14:30 UTC (permalink / raw)
  To: Ludovic Desroches,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
	devicetree-u79uwXL29TY76Z2rM5mHXA

On 13/11/2014 14:18, Ludovic Desroches :
> Add DMA controllers and device configurations.
> 
> Signed-off-by: Ludovic Desroches <ludovic.desroches-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org>

Acked-by: Nicolas Ferre <nicolas.ferre-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org>

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@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@f0010000 {
>  				compatible = "atmel,sama5d3-ddramc";
>  				reg = <0xf0010000 0x200>;
> @@ -309,6 +319,15 @@
>  				clock-names = "ddrck", "mpddr";
>  			};
>  
> +			dma0: dma-controller@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@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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2014-11-13 13:18 [PATCH] ARM: dts: sama5d4: add DMA support Ludovic Desroches
     [not found] ` <1415884724-11777-1-git-send-email-ludovic.desroches-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org>
2014-11-13 14:30   ` Nicolas Ferre

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