| Message ID | 20170115223255.10350-4-martin.blumenstingl@googlemail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
Am 15.01.2017 um 23:32 schrieb Martin Blumenstingl: > This takes the Bluetooth module out of reset (the reset line is > connected to GPIOX_17) and enables uart_A which is used to configure the > module. > This is identical for all boards which inherit meson-gx-p23x-q20x: > - GXL S905D P230 > - GXL S905D P231 > - GXM S912 Q200 > - GXM S912 Q201 > > To get the HCI interface up one has to install bluez-utils and run: > hciattach -s115200 /dev/ttyAML1 bcm43xx 2000000 flow - > > Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> > --- > arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi | 12 +++++++++++- > 1 file changed, 11 insertions(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi > index 7a078bef04cd..7db779048091 100644 > --- a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi > +++ b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi > @@ -48,6 +48,7 @@ > / { > aliases { > serial0 = &uart_AO; > + serial1 = &uart_A; > }; > > chosen { > @@ -94,12 +95,21 @@ > > sdio_pwrseq: sdio-pwrseq { > compatible = "mmc-pwrseq-simple"; > - reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; > + reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>, > + <&gpio GPIOX_17 GPIO_ACTIVE_LOW>; > clocks = <&wifi32k>; > clock-names = "ext_clock"; > }; > }; > > +/* This is connected to the Bluetooth module of the wifi/BT combo chip: */ > +&uart_A { > + status = "okay"; > + pinctrl-0 = <&uart_a_pins &uart_a_cts_rts_pins>; Nit: <&uart_a_pins>, <&uart_a_cts_rts_pins> please, like you've done for reset-gpios above. Regards, Andreas > + pinctrl-names = "default"; > + uart-has-rtscts; > +}; > + > /* This UART is brought out to the DB9 connector */ > &uart_AO { > status = "okay"; >
On Mon, Jan 16, 2017 at 1:47 AM, Andreas Färber <afaerber@suse.de> wrote: > Am 15.01.2017 um 23:32 schrieb Martin Blumenstingl: >> This takes the Bluetooth module out of reset (the reset line is >> connected to GPIOX_17) and enables uart_A which is used to configure the >> module. >> This is identical for all boards which inherit meson-gx-p23x-q20x: >> - GXL S905D P230 >> - GXL S905D P231 >> - GXM S912 Q200 >> - GXM S912 Q201 >> >> To get the HCI interface up one has to install bluez-utils and run: >> hciattach -s115200 /dev/ttyAML1 bcm43xx 2000000 flow - >> >> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> >> --- >> arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi | 12 +++++++++++- >> 1 file changed, 11 insertions(+), 1 deletion(-) >> >> diff --git a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi >> index 7a078bef04cd..7db779048091 100644 >> --- a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi >> +++ b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi >> @@ -48,6 +48,7 @@ >> / { >> aliases { >> serial0 = &uart_AO; >> + serial1 = &uart_A; >> }; >> >> chosen { >> @@ -94,12 +95,21 @@ >> >> sdio_pwrseq: sdio-pwrseq { >> compatible = "mmc-pwrseq-simple"; >> - reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; >> + reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>, >> + <&gpio GPIOX_17 GPIO_ACTIVE_LOW>; >> clocks = <&wifi32k>; >> clock-names = "ext_clock"; >> }; >> }; >> >> +/* This is connected to the Bluetooth module of the wifi/BT combo chip: */ >> +&uart_A { >> + status = "okay"; >> + pinctrl-0 = <&uart_a_pins &uart_a_cts_rts_pins>; > > Nit: <&uart_a_pins>, <&uart_a_cts_rts_pins> please, like you've done for > reset-gpios above. indeed, not sure why I mixed it up. should I also send an update for the pinctrl-documentation (as it seems to use the same pattern): [0]? > Regards, > Andreas > >> + pinctrl-names = "default"; >> + uart-has-rtscts; >> +}; >> + >> /* This UART is brought out to the DB9 connector */ >> &uart_AO { >> status = "okay"; >> > > > -- > SUSE Linux GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany > GF: Felix Imendörffer, Jane Smithard, Graham Norton > HRB 21284 (AG Nürnberg) [0] http://lxr.free-electrons.com/source/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt?v=4.9#L74
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi index 7a078bef04cd..7db779048091 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi @@ -48,6 +48,7 @@ / { aliases { serial0 = &uart_AO; + serial1 = &uart_A; }; chosen { @@ -94,12 +95,21 @@ sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; - reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; + reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>, + <&gpio GPIOX_17 GPIO_ACTIVE_LOW>; clocks = <&wifi32k>; clock-names = "ext_clock"; }; }; +/* This is connected to the Bluetooth module of the wifi/BT combo chip: */ +&uart_A { + status = "okay"; + pinctrl-0 = <&uart_a_pins &uart_a_cts_rts_pins>; + pinctrl-names = "default"; + uart-has-rtscts; +}; + /* This UART is brought out to the DB9 connector */ &uart_AO { status = "okay";
This takes the Bluetooth module out of reset (the reset line is connected to GPIOX_17) and enables uart_A which is used to configure the module. This is identical for all boards which inherit meson-gx-p23x-q20x: - GXL S905D P230 - GXL S905D P231 - GXM S912 Q200 - GXM S912 Q201 To get the HCI interface up one has to install bluez-utils and run: hciattach -s115200 /dev/ttyAML1 bcm43xx 2000000 flow - Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> --- arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-)