linux-aspeed: i2c irq fixes

Guenter Roeck (1):
      i2c: aspeed: Acknowledge most interrupts early in interrupt handler

Jae Hyun Yoo (1):
      i2c: aspeed: Handle master/slave combined irq events properly

(From meta-aspeed rev: 9da1eb2ea0a22ff69f20e59060e8b078af8b9b2e)

Change-Id: Ib27364f289425c54972a347e2dbf838c2b9d9a78
Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb b/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb
index 285dd6d..07ecc00 100644
--- a/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb
+++ b/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb
@@ -1,6 +1,6 @@
 KBRANCH ?= "dev-4.18"
 LINUX_VERSION ?= "4.18.7"
 
-SRCREV="b7ba2a0af62b835fb3cac7bd3bbc72dcb1955b65"
+SRCREV="ac1cde7fe346ae8563df937683708eafe55ace0a"
 
 require linux-aspeed.inc