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-rw-r--r--meta-agl-bsp/recipes-kernel/linux/linux-agl.inc4
-rw-r--r--meta-agl-bsp/recipes-kernel/linux/linux/rtc.cfg7
2 files changed, 11 insertions, 0 deletions
diff --git a/meta-agl-bsp/recipes-kernel/linux/linux-agl.inc b/meta-agl-bsp/recipes-kernel/linux/linux-agl.inc
index 3701525ed..cd250a3bb 100644
--- a/meta-agl-bsp/recipes-kernel/linux/linux-agl.inc
+++ b/meta-agl-bsp/recipes-kernel/linux/linux-agl.inc
@@ -86,3 +86,7 @@ KERNEL_CONFIG_FRAGMENTS_append_with-lsm-smack = "\
# snd-aloop support for 4a
SRC_URI_append = " file://4a-sound.cfg"
KERNEL_CONFIG_FRAGMENTS_append = " ${WORKDIR}/4a-sound.cfg"
+
+# external rtc support via e.g. http://wiki.seeedstudio.com/Grove-RTC/
+SRC_URI_append = " file://rtc.cfg"
+KERNEL_CONFIG_FRAGMENTS_append = " ${WORKDIR}/rtc.cfg"
diff --git a/meta-agl-bsp/recipes-kernel/linux/linux/rtc.cfg b/meta-agl-bsp/recipes-kernel/linux/linux/rtc.cfg
new file mode 100644
index 000000000..2641958a0
--- /dev/null
+++ b/meta-agl-bsp/recipes-kernel/linux/linux/rtc.cfg
@@ -0,0 +1,7 @@
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_LIB=y
+CONFIG_RTC_INTF_SYSFS=y
+CONFIG_RTC_INTF_PROC=y
+CONFIG_RTC_INTF_DEV=y
+CONFIG_RTC_DRV_DS1307=m
+CONFIG_RTC_DRV_DS3232=m