[PATCH 4/4] ARM: at91/dt: enable the RTT block on the at91sam9m10g45ek board

[Boris Brezillon]

Enable the RTT and GPBR devices and specify the general purpose register
used to store the current time.

Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
---
 arch/arm/boot/dts/at91sam9m10g45ek.dts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm/boot/dts/at91sam9m10g45ek.dts b/arch/arm/boot/dts/at91sam9m10g45ek.dts
index d8dd226..33ce7ca 100644
--- a/arch/arm/boot/dts/at91sam9m10g45ek.dts
+++ b/arch/arm/boot/dts/at91sam9m10g45ek.dts
@@ -161,6 +161,15 @@
 				pinctrl-0 = <&pinctrl_pwm_leds>;
 			};
 
+			rtc at fffffd20 {
+				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
+				status = "okay";
+			};
+
+			gpbr: syscon at fffffd60 {
+				status = "okay";
+			};
+
 			rtc at fffffdb0 {
 				status = "okay";
 			};
-- 
1.9.1