[PATCH] powerpc: Add use of Epson RTX-8581 RTC to GE Fanuc SBC610 dts

[Martyn Welch <martyn.welch@gefanuc.com>]

Adding use of newly added Epson RTX-8581 real-time clock driver to GE
Fanuc SBC610's dts file and adding driver to default config.

Signed-off-by: Martyn Welch <martyn.welch@gefanuc.com>
---

 arch/powerpc/boot/dts/gef_sbc610.dts           |    5 +++++
 arch/powerpc/configs/86xx/gef_sbc610_defconfig |    8 ++++++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/boot/dts/gef_sbc610.dts b/arch/powerpc/boot/dts/gef_sbc610.dts
index c046190..ed230bf 100644
--- a/arch/powerpc/boot/dts/gef_sbc610.dts
+++ b/arch/powerpc/boot/dts/gef_sbc610.dts
@@ -146,6 +146,11 @@
 			interrupt-parent = <&mpic>;
 			dfsrr;
 
+			rtc@51 {
+				compatible = "epson,rx8581";
+				reg = <0x00000051>;
+			};
+
 			eti@6b {
 				compatible = "dallas,ds1682";
 				reg = <0x6b>;
diff --git a/arch/powerpc/configs/86xx/gef_sbc610_defconfig b/arch/powerpc/configs/86xx/gef_sbc610_defconfig
index 771b671..2e78ff4 100644
--- a/arch/powerpc/configs/86xx/gef_sbc610_defconfig
+++ b/arch/powerpc/configs/86xx/gef_sbc610_defconfig
@@ -1398,8 +1398,11 @@ CONFIG_USB_STORAGE=y
 # CONFIG_ACCESSIBILITY is not set
 # CONFIG_INFINIBAND is not set
 # CONFIG_EDAC is not set
-CONFIG_RTC_LIB=m
-CONFIG_RTC_CLASS=m
+CONFIG_RTC_LIB=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_HCTOSYS=y
+CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
+# CONFIG_RTC_DEBUG is not set
 
 #
 # RTC interfaces
@@ -1425,6 +1428,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_M41T80 is not set
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
+CONFIG_RTC_DRV_RX8581=y
 
 #
 # SPI RTC drivers