Hi, On Wed, Dec 03, 2014 at 02:36:03PM +0800, Chen-Yu Tsai wrote: > Enable the micro-sd slot on the A80 Optimus Board, which is connected to > mmc0. This adds the card-detect gpio and enables mmc0. > > This patch also adds a 3V fixed regulator, which is the default I/O > voltage level. > > Signed-off-by: Chen-Yu Tsai <[email protected]> > Signed-off-by: Andreas Färber <[email protected]> > --- > arch/arm/boot/dts/sun9i-a80-optimus.dts | 24 ++++++++++++++++++++++++ > 1 file changed, 24 insertions(+) > > diff --git a/arch/arm/boot/dts/sun9i-a80-optimus.dts > b/arch/arm/boot/dts/sun9i-a80-optimus.dts > index 506948f..02a4aa7 100644 > --- a/arch/arm/boot/dts/sun9i-a80-optimus.dts > +++ b/arch/arm/boot/dts/sun9i-a80-optimus.dts > @@ -59,6 +59,16 @@ > }; > > soc { > + mmc0: mmc@01c0f000 { > + pinctrl-names = "default"; > + pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_optimus>; > + vmmc-supply = <®_vcc3v0>; > + bus-width = <4>; > + cd-gpios = <&pio 7 18 0>; /* PH8 */ > + cd-inverted; > + status = "okay"; > + }; > + > pio: pinctrl@06000800 { > i2c3_pins_a: i2c3@0 { > /* Enable internal pull-up */ > @@ -72,6 +82,13 @@ > allwinner,pull = <0>; > }; > > + mmc0_cd_pin_optimus: mmc0_cd_pin@0 { > + allwinner,pins = "PH18"; > + allwinner,function = "gpio_in"; > + allwinner,drive = <0>; > + allwinner,pull = <1>; > + }; > + > uart4_pins_a: uart4@0 { > /* Enable internal pull-up */ > allwinner,pull = <1>; > @@ -116,4 +133,11 @@ > gpios = <&pio 7 0 0>; > }; > }; > + > + reg_vcc3v0: vcc3v0 { > + compatible = "regulator-fixed"; > + regulator-name = "vcc3v0"; > + regulator-min-microvolt = <3000000>; > + regulator-max-microvolt = <3000000>; > + };
There's already such a regulator in sunxi-common-regulators. Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
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