From b3c7a497059cd9020ece1a3dfaddbadb4b7d38b6 Mon Sep 17 00:00:00 2001 From: Ludovic Desroches Date: Thu, 13 Nov 2014 14:18:44 +0100 Subject: [PATCH] ARM: at91/dt: sama5d4: add DMA support Add DMA controllers and device configurations. Signed-off-by: Ludovic Desroches Signed-off-by: Nicolas Ferre --- 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 338dfd85658f..05e0526a82d2 100644 --- a/arch/arm/boot/dts/sama5d4.dtsi +++ b/arch/arm/boot/dts/sama5d4.dtsi @@ -45,6 +45,7 @@ #include "skeleton.dtsi" #include +#include #include #include #include @@ -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>; -- 2.34.1