Messages in this thread | | | Date | Sat, 02 Sep 2017 15:01:57 +0800 | From | icenowy@aosc ... | Subject | Re: [PATCH v2 1/2] ARM: dts: sun8i: h3: Enable AP6212 WiFi on mmc1 on Nanopi M1 Plus |
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在 2017-09-02 00:30,Philipp Rossak 写道: > From: Philipp Rossak <embed3d@gmail.com> > > The WiFi side of the AP6212 WiFi/BT combo module is connected to > mmc1. There are also GPIOs for enable and interrupts. > > Enable WiFi on this board by enabling mmc1 and adding the power > sequencing clocks and GPIO, as well as the chip's interrupt line. > > Signed-off-by: Philipp Rossak <embed3d@gmail.com> > --- > arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts | 25 > +++++++++++++++++++++++++ > 1 file changed, 25 insertions(+) > > diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts > b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts > index 6256f55..7d18c35 100644 > --- a/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts > +++ b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts > @@ -48,6 +48,13 @@ > > aliases { > serial1 = &uart3; > + ethernet1 = &sdio_wifi;
When the Wi-Fi module itself has fixed MAC address, there's no need for such an alias.
> + }; > + > + wifi_pwrseq: wifi_pwrseq { > + compatible = "mmc-pwrseq-simple"; > + pinctrl-names = "default"; > + reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */ > }; > }; > > @@ -65,6 +72,24 @@ > status = "okay"; > }; > > +&mmc1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&mmc1_pins_a>; > + vmmc-supply = <®_vcc3v3>; > + mmc-pwrseq = <&wifi_pwrseq>; > + bus-width = <4>; > + non-removable; > + status = "okay"; > + > + sdio_wifi: sdio_wifi@1 { > + reg = <1>; > + compatible = "brcm,bcm4329-fmac"; > + interrupt-parent = <&pio>; > + interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */ > + interrupt-names = "host-wake"; > + }; > +}; > + > &ohci1 { > status = "okay"; > };
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