diff mbox series

[v2,5/5] ARM: dts: sun8i: tbs-a711: Enable UART2 (for NEO-6M GPS module)

Message ID 20190401115616.21337-6-megous@megous.com (mailing list archive)
State New, archived
Headers show
Series Add bluetooth, gps and accelerometer to TBS A711 | expand

Commit Message

Ondřej Jirman April 1, 2019, 11:56 a.m. UTC
From: Ondrej Jirman <megous@megous.com>

TBS A711 tablet contains u-blox NEO-6M module connected to UART2.
Enable UART2 to gain access to the module from userspace.

Signed-off-by: Ondrej Jirman <megous@megous.com>
---
 arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

Comments

Ondřej Jirman April 4, 2019, 12:43 p.m. UTC | #1
Hello Maxime,

On Mon, Apr 01, 2019 at 01:56:16PM +0200, megous via linux-sunxi wrote:
> From: Ondrej Jirman <megous@megous.com>
> 
> TBS A711 tablet contains u-blox NEO-6M module connected to UART2.
> Enable UART2 to gain access to the module from userspace.

Other GPS bits are now applied (thank you, Johan), so if this last bit
can go in too via a sunxi tree, the series will be complete.

thank you,
  Ondrej

> Signed-off-by: Ondrej Jirman <megous@megous.com>
> ---
>  arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts | 21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts b/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
> index d70fe04b66f0..fd170bc45927 100644
> --- a/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
> +++ b/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
> @@ -98,6 +98,13 @@
>  		};
>  	};
>  
> +	reg_gps: reg-gps {
> +		compatible = "regulator-fixed";
> +		regulator-name = "gps";
> +		regulator-min-microvolt = <3000000>;
> +		regulator-max-microvolt = <3000000>;
> +	};
> +
>  	reg_vbat: reg-vbat {
>  		compatible = "regulator-fixed";
>  		regulator-name = "vbat";
> @@ -422,6 +429,20 @@
>  	status = "okay";
>  };
>  
> +&uart2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart2_pb_pins>;
> +	status = "okay";
> +
> +	gnss {
> +		compatible = "u-blox,neo-6m";
> +
> +		v-bckp-supply = <&reg_rtc_ldo>;
> +		vcc-supply = <&reg_gps>;
> +		current-speed = <9600>;
> +	};
> +};
> +
>  &usb_otg {
>  	dr_mode = "otg";
>  	status = "okay";
> -- 
> 2.21.0
> 
> -- 
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Maxime Ripard April 5, 2019, 3:07 p.m. UTC | #2
On Thu, Apr 04, 2019 at 02:43:22PM +0200, Ondřej Jirman wrote:
> Hello Maxime,
>
> On Mon, Apr 01, 2019 at 01:56:16PM +0200, megous via linux-sunxi wrote:
> > From: Ondrej Jirman <megous@megous.com>
> >
> > TBS A711 tablet contains u-blox NEO-6M module connected to UART2.
> > Enable UART2 to gain access to the module from userspace.
>
> Other GPS bits are now applied (thank you, Johan), so if this last bit
> can go in too via a sunxi tree, the series will be complete.

Applied, thanks!
Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts b/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
index d70fe04b66f0..fd170bc45927 100644
--- a/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
+++ b/arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts
@@ -98,6 +98,13 @@ 
 		};
 	};
 
+	reg_gps: reg-gps {
+		compatible = "regulator-fixed";
+		regulator-name = "gps";
+		regulator-min-microvolt = <3000000>;
+		regulator-max-microvolt = <3000000>;
+	};
+
 	reg_vbat: reg-vbat {
 		compatible = "regulator-fixed";
 		regulator-name = "vbat";
@@ -422,6 +429,20 @@ 
 	status = "okay";
 };
 
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart2_pb_pins>;
+	status = "okay";
+
+	gnss {
+		compatible = "u-blox,neo-6m";
+
+		v-bckp-supply = <&reg_rtc_ldo>;
+		vcc-supply = <&reg_gps>;
+		current-speed = <9600>;
+	};
+};
+
 &usb_otg {
 	dr_mode = "otg";
 	status = "okay";