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			137 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			137 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From cf454a47b64ef78ff85b097c8cb404120c14e6a5 Mon Sep 17 00:00:00 2001
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| From: Hans de Goede <hdegoede@redhat.com>
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| Date: Fri, 3 Jan 2014 10:27:51 +0100
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| Subject: [PATCH] ARM: sun7i: dt: Add ahci / sata support
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| 
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| This patch adds sunxi sata support to A20 boards that have such a connector.
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| Some boards also feature a regulator via a GPIO and support for this is also
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| added.
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| 
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| Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>
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| Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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| ---
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|  arch/arm/boot/dts/sun7i-a20-cubieboard2.dts     | 10 ++++++++++
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|  arch/arm/boot/dts/sun7i-a20-cubietruck.dts      | 19 +++++++++++++++++++
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|  arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 10 ++++++++++
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|  arch/arm/boot/dts/sun7i-a20.dtsi                |  8 ++++++++
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|  4 files changed, 47 insertions(+)
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| 
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| --- a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
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| +++ b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
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| @@ -13,12 +13,18 @@
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|  
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|  /dts-v1/;
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|  /include/ "sun7i-a20.dtsi"
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| +/include/ "sunxi-common-regulators.dtsi"
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|  
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|  / {
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|  	model = "Cubietech Cubieboard2";
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|  	compatible = "cubietech,cubieboard2", "allwinner,sun7i-a20";
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|  
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|  	soc@01c00000 {
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| +		ahci: sata@01c18000 {
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| +			target-supply = <®_ahci_5v>;
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| +			status = "okay";
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| +		};
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| +
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|  		pinctrl@01c20800 {
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|  			led_pins_cubieboard2: led_pins@0 {
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|  				allwinner,pins = "PH20", "PH21";
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| @@ -74,4 +80,8 @@
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|  			gpios = <&pio 7 20 0>;
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|  		};
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|  	};
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| +
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| +	reg_ahci_5v: ahci-5v {
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| +		status = "okay";
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| +	};
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|  };
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| --- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
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| +++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
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| @@ -13,13 +13,26 @@
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|  
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|  /dts-v1/;
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|  /include/ "sun7i-a20.dtsi"
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| +/include/ "sunxi-common-regulators.dtsi"
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|  
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|  / {
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|  	model = "Cubietech Cubietruck";
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|  	compatible = "cubietech,cubietruck", "allwinner,sun7i-a20";
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|  
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|  	soc@01c00000 {
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| +		ahci: sata@01c18000 {
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| +			target-supply = <®_ahci_5v>;
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| +			status = "okay";
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| +		};
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| +
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|  		pinctrl@01c20800 {
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| +			ahci_pwr_pin_cubietruck: ahci_pwr_pin@1 {
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| +				allwinner,pins = "PH12";
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| +				allwinner,function = "gpio_out";
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| +				allwinner,drive = <0>;
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| +				allwinner,pull = <0>;
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| +			};
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| +
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|  			led_pins_cubietruck: led_pins@0 {
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|  				allwinner,pins = "PH7", "PH11", "PH20", "PH21";
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|  				allwinner,function = "gpio_out";
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| @@ -104,4 +117,10 @@
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|  			gpios = <&pio 7 7 0>;
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|  		};
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|  	};
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| +
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| +	reg_ahci_5v: ahci-5v {
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| +		pinctrl-0 = <&ahci_pwr_pin_cubietruck>;
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| +		gpio = <&pio 7 12 0>;
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| +		status = "okay";
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| +	};
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|  };
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| --- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
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| +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
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| @@ -13,6 +13,7 @@
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|  
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|  /dts-v1/;
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|  /include/ "sun7i-a20.dtsi"
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| +/include/ "sunxi-common-regulators.dtsi"
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|  
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|  / {
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|  	model = "Olimex A20-Olinuxino Micro";
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| @@ -36,6 +37,11 @@
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|  			status = "okay";
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|  		};
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|  
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| +		ahci: sata@01c18000 {
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| +			target-supply = <®_ahci_5v>;
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| +			status = "okay";
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| +		};
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| +
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|  		pinctrl@01c20800 {
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|  			led_pins_olinuxino: led_pins@0 {
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|  				allwinner,pins = "PH2";
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| @@ -105,4 +111,8 @@
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|  			default-state = "on";
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|  		};
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|  	};
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| +
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| +	reg_ahci_5v: ahci-5v {
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| +		status = "okay";
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| +	};
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|  };
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| --- a/arch/arm/boot/dts/sun7i-a20.dtsi
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| +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
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| @@ -450,6 +450,14 @@
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|  			#size-cells = <0>;
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|  		};
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|  
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| +		ahci: sata@01c18000 {
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| +			compatible = "allwinner,sun4i-a10-ahci";
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| +			reg = <0x01c18000 0x1000>;
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| +			interrupts = <0 56 4>;
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| +			clocks = <&pll6 0>, <&ahb_gates 25>;
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| +			status = "disabled";
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| +		};
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| +
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|  		spi3: spi@01c1f000 {
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|  			compatible = "allwinner,sun4i-a10-spi";
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|  			reg = <0x01c1f000 0x1000>;
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