[PATCH] ARM: dts: ux500: Add GPS to Skomer device tree

[Linus Walleij]

Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
---
 .../arm/boot/dts/ste-ux500-samsung-skomer.dts | 31 ++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts
index aa766c1b697a..8435606c2e0a 100644
--- a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts
+++ b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts
@@ -303,12 +303,27 @@ bluetooth {
 			};
 		};
 
-		/* GPF UART */
+		/* GPS UART */
 		uart at 80121000 {
 			status = "okay";
 			pinctrl-names = "default", "sleep";
 			pinctrl-0 = <&u1rxtx_a_1_default &u1ctsrts_a_1_default>;
 			pinctrl-1 = <&u1rxtx_a_1_sleep &u1ctsrts_a_1_sleep>;
+
+			gnss {
+				/* The CSRG05TA03-ICJE-R is a SirfStarV 5t chip */
+				compatible = "csr,csrg05ta03-icje-r";
+				/* GPS_RSTN on GPIO209 */
+				reset-gpios = <&gpio6 17 GPIO_ACTIVE_LOW>;
+				/* GPS_ON_OFF on GPIO86 */
+				sirf,onoff-gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>;
+				/* GPS_1V8 (VSMPS2) */
+				vcc-supply = <&db8500_vsmps2_reg>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&g05ta03_skomer_default>;
+				/* According to /etc/sirfgps.conf */
+				current-speed = <460800>;
+			};
 		};
 
 		/* Debugging console UART connected to AB8505 USB */
@@ -694,6 +709,20 @@ skomer_cfg2 {
 			};
 		};
 	};
+	g05ta03 {
+		g05ta03_skomer_default: g05ta03 {
+			/* Reset line, start out de-asserted */
+			skomer_cfg1 {
+				pins = "GPIO209_AG15";
+				ste,config = <&gpio_out_hi>;
+			};
+			/* GPS_ON_OFF, start out deasserted (off) */
+			skomer_cfg2 {
+				pins = "GPIO86_C6";
+				ste,config = <&gpio_out_lo>;
+			};
+		};
+	};
 };
 
 &ab8505_gpio {
-- 
2.35.1