[Letux-kernel] [PATCH pre-upstream] arm: dts: gta04: add gps support

[H. Nikolaus Schaller]

Looks good.
I'll take it for letux-4.20-rc6 and we can do integration test.

BR and thanks,
Nikolaus


> Am 09.12.2018 um 21:26 schrieb Andreas Kemnade <andreas at kemnade.info>:
> 
> The GTA04 has a w2sg0004 or w2sg0084 gps chip. Not detectable
> which one is mounted so use the compatibility entry for w2sg0004
> for all.
> 
> Signed-off-by: Andreas Kemnade <andreas at kemnade.info>
> ---
> will be upstreamed if the gps patches are accepted.
> Maybe we rebase the things needed for gnss_w2sg0004
> on top of it.
> 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 d5fe55392230..2286b2554002 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_INPUT_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 {
> +		compatible = "wi2wi,w2sg0004";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&gps_pins>;
> +		sirf,onoff-gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>;
> +		lna-supply = <&vsim>;
> +	};
> };
> 
> &uart3 {
> -- 
> 2.11.0
> 
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