linux-nuvoton: Move to 4.19

Update the Nuvoton kernel to a 4.19 based kernel, using the OpenBMC
kernel tree. This includes stable tree updates up to 4.19.14.

In addition i2c, mtd flash, adc, ethernet, post code, pci mailbox, spi,
pinctrl and device tree changes from work in progress patches are
included.

The defconfig is updated with the one from the kernel tree.

(From meta-nuvoton rev: 799316d1f01f68d3c195b7bd960ac93541c59004)

Change-Id: I95fbbbf3ca4cae220c32ec3bf6087caca3daaa60
Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb b/meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb
index a8b8212..cbcdc1b 100644
--- a/meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb
+++ b/meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb
@@ -1,6 +1,6 @@
-KBRANCH ?= "dev-4.18"
-LINUX_VERSION ?= "4.18.5"
+KBRANCH ?= "dev-4.19"
+LINUX_VERSION ?= "4.19.14"
 
-SRCREV="6082c3474393633ed6452419e9c3e41273201121"
+SRCREV="baee093907608721efb9007de6caa97213c96bd6"
 
 require linux-nuvoton.inc