On Wed, Jan 22, 2014 at 08:04:49PM +0100, Hans de Goede wrote: > This patch adds sunxi sata support to A20 boards that have such a connector. > Some boards also feature a regulator via a GPIO and support for this is also > added. > > Signed-off-by: Olliver Schinagl <oliver@xxxxxxxxxxx> > Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> > --- > arch/arm/boot/dts/sun7i-a20-cubieboard2.dts | 6 ++++++ > arch/arm/boot/dts/sun7i-a20-cubietruck.dts | 20 ++++++++++++++++++++ > arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 6 ++++++ > arch/arm/boot/dts/sun7i-a20.dtsi | 8 ++++++++ > 4 files changed, 40 insertions(+) > > diff --git a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts > index 48777cd..1cab521 100644 > --- a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts > +++ b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts > @@ -13,6 +13,7 @@ > > /dts-v1/; > /include/ "sun7i-a20.dtsi" > +/include/ "sunxi-ahci-reg.dtsi" > > / { > model = "Cubietech Cubieboard2"; > @@ -28,6 +29,11 @@ > status = "okay"; > }; > > + ahci: sata@01c18000 { > + target-supply = <®_ahci_5v>; > + status = "okay"; > + }; > + > pinctrl@01c20800 { > mmc0_cd_pin_cubieboard2: mmc0_cd_pin@0 { > allwinner,pins = "PH1"; > diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts > index 2684f27..1247ea1 100644 > --- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts > +++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts > @@ -13,6 +13,7 @@ > > /dts-v1/; > /include/ "sun7i-a20.dtsi" > +/include/ "sunxi-ahci-reg.dtsi" > > / { > model = "Cubietech Cubietruck"; > @@ -28,6 +29,11 @@ > status = "okay"; > }; > > + ahci: sata@01c18000 { > + target-supply = <®_ahci_5v>; > + status = "okay"; > + }; > + > pinctrl@01c20800 { > mmc0_cd_pin_cubietruck: mmc0_cd_pin@0 { > allwinner,pins = "PH1"; > @@ -36,6 +42,13 @@ > allwinner,pull = <0>; > }; > > + ahci_pwr_pin_cubietruck: ahci_pwr_pin@1 { > + allwinner,pins = "PH12"; > + allwinner,function = "gpio_out"; > + allwinner,drive = <0>; > + allwinner,pull = <0>; > + }; > + > led_pins_cubietruck: led_pins@0 { > allwinner,pins = "PH7", "PH11", "PH20", "PH21"; > allwinner,function = "gpio_out"; > @@ -84,4 +97,11 @@ > gpios = <&pio 7 7 0>; > }; > }; > + > + regulators { > + reg_ahci_5v: ahci-5v { > + pinctrl-0 = <&ahci_pwr_pin_cubietruck>; > + gpio = <&pio 7 12 0>; > + }; > + }; > }; > diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts > index bf6f6c8..f135886 100644 > --- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts > +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts > @@ -13,6 +13,7 @@ > > /dts-v1/; > /include/ "sun7i-a20.dtsi" > +/include/ "sunxi-ahci-reg.dtsi" > > / { > model = "Olimex A20-Olinuxino Micro"; > @@ -37,6 +38,11 @@ > status = "okay"; > }; > > + ahci: sata@01c18000 { > + target-supply = <®_ahci_5v>; > + status = "okay"; > + }; > + > pinctrl@01c20800 { > mmc0_cd_pin_olinuxinom: mmc0_cd_pin@0 { > allwinner,pins = "PH1"; > diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi > index c9c123a..0657bad 100644 > --- a/arch/arm/boot/dts/sun7i-a20.dtsi > +++ b/arch/arm/boot/dts/sun7i-a20.dtsi > @@ -347,6 +347,14 @@ > status = "disabled"; > }; > > + ahci: sata@01c18000 { > + compatible = "allwinner,sun4i-a10-ahci"; > + reg = <0x01c18000 0x1000>; > + interrupts = <0 56 1>; This is supposed to be a level triggered interrupt, not an edge triggered one. Thanks for your work! Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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