Add fast_restart node as a pmc's child node to support fast startup
signal configuration.

Signed-off-by: Wenyou Yang <redacted>
---

Changes in v6:
 - Add a new patch to support a new DT_MACHINE for SAMA5D2.

Changes in v5:
 - due to the DT property expression change, update the fast restart
   node's property.

Changes in v4:
 - add fast_restart node to the DT file.

Changes in v3: None
Changes in v2: None

 arch/arm/boot/dts/at91-sama5d2_xplained.dts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index eb4f1ac..714fd82 100644
--- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts

@@ -110,6 +110,25 @@
 		};
 
 		apb {
+			pmc: pmc at f0014000 {
+				pmc_fast_restart {
+					compatible = "atmel,sama5d2-pmc-fast-startup";
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					atmel,wakeup-rtc-timer;
+
+					wkpin: input at 0 {
+						reg = <0>;
+					};
+
+					gmac_wol: input at 10 {
+						reg = <10>;
+						atmel,wakeup-active-high;
+					};
+				};
+			};
+
 			spi0: spi at f8000000 {
 				pinctrl-names = "default";
 				pinctrl-0 = <&pinctrl_spi0_default>;

-- 
2.7.4