Hi, Thanks for your patch
On Thu, Feb 28, 2019 at 10:28:40PM +0100, Andreas Kemnade wrote: > The Banana Pi M2 Zero board has an AP6212 BT+Wifi combo chip > with broadcom internals attached to UART1 and some gpios. > This addition is in line with similar boards > > Signed-off-by: Andreas Kemnade <[email protected]> > --- > .../boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts | 29 > ++++++++++++++++++++++ > 1 file changed, 29 insertions(+) > > diff --git a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts > b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts > index 1db2541135a7..39e206fac4e3 100644 > --- a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts > +++ b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts > @@ -69,6 +69,8 @@ > compatible = "mmc-pwrseq-simple"; > pinctrl-names = "default"; > reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */ > + clocks = <&rtc 1>; > + clock-names = "ext_clock"; > }; > }; > > @@ -122,7 +124,34 @@ > &uart1 { > pinctrl-names = "default"; > pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>; > + uart-has-rtscts; > status = "okay"; > + > + bluetooth { > + compatible = "brcm,bcm43438-bt"; > + pinctrl-names = "default"; > + pinctrl-0 = <&bt_pins_out>, <&bt_pins_in>; > + clocks = <&rtc 1>; > + clock-names = "lpo"; > + vbat-supply = <®_vcc3v3>; > + vddio-supply = <®_vcc3v3>; > + device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */ > + host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */ > + shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */ > + }; > + > +}; > + > +&pio { > + bt_pins_out: bt_out { > + pins = "PG12", "PG13"; > + function = "gpio_out"; > + }; > + > + bt_pins_in: bt_in { > + pins = "PG11"; > + function = "gpio_in"; > + }; You don't need any of those pinctrl nodes, GPIOs work fine without. Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com
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