On Mon, 28 Jan 2019 08:53:56 +0100 Johan Hovold <johan@xxxxxxxxxx> wrote: > On Fri, Jan 25, 2019 at 08:43:10PM +0100, Andreas Kemnade wrote: > > The GTA04 has a w2sg0004 or w2sg0084 gps chip. Not detectable > > which one is mounted so use the compatibility entry for w2sg0004 > > for all which will work for both. > > > > Signed-off-by: Andreas Kemnade <andreas@xxxxxxxxxxxx> > > --- > > w2sg0004 bindings (together with the corresponding support is in > > https://git.kernel.org/pub/scm/linux/kernel/git/johan/gnss gnss-next) > > arch/arm/boot/dts/omap3-gta04.dtsi | 13 +++++++++++++ > > 1 file changed, 13 insertions(+) > > > > diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi > > index e53d32691308..d58c117e429f 100644 > > --- a/arch/arm/boot/dts/omap3-gta04.dtsi > > +++ b/arch/arm/boot/dts/omap3-gta04.dtsi > > @@ -312,6 +312,12 @@ > > >; > > }; > > > > + gps_pins: pinmux_gps_pins { > > + pinctrl-single,pins = < > > + OMAP3_CORE1_IOPAD(0x2176, PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* gpio145 */ > > + >; > > + }; > > + > > hdq_pins: hdq_pins { > > pinctrl-single,pins = < > > OMAP3_CORE1_IOPAD(0x21c6, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c3_sda.hdq */ > > @@ -644,6 +650,13 @@ > > &uart2 { > > pinctrl-names = "default"; > > pinctrl-0 = <&uart2_pins>; > > + gps: gps { > > The node should be named "gnss" as per the binding. > > > + compatible = "wi2wi,w2sg0004"; > > + pinctrl-names = "default"; > > + pinctrl-0 = <&gps_pins>; > > + sirf,onoff-gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>; > > + lna-supply = <&vsim>; > > Also, the vcc-supply is a required property. > well, it is not require in the driver and it has different behavior (on even when not opened if on-off is there) than the lna-supply used here. So maybe fix the binding documentation? Regards, Andreas
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