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

megous via linux-sunxi
2019-04-01T11:56:16Z

From: Ondrej Jirman <megous-5qf/QAjKc83QT0dZR+AlfA@public.gmane.org>

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-5qf/QAjKc83QT0dZR+AlfA@public.gmane.org>
---
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