kernel: Add ASPEED AST2500 DRM driver

This updates the kernel to include the ASPEED DRM driver.

Note that the defconfig update has no affect on the I2C support; it
drops out only due to being selected by other dependencies.

Joel Stanley (6):
      drm: Add ASPEED GFX driver
      drm: aspeed: Debugfs interface for GFX registers
      ARM: dts: aspeed-g5: Add resets and clocks to GFX node
      ARM: dts: ast2500-evb: Enable the GFX IP
      ARM: dts: witherspoon: Enable the GFX IP
      ARM: dts: aspeed-g5: Add DAC MUX userspace control

Change-Id: I084c4df8b7d4bcc183a865c9eabb0154570e0342
Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/meta-ast2500/recipes-kernel/linux/linux-obmc/defconfig b/meta-ast2500/recipes-kernel/linux/linux-obmc/defconfig
index c6b68ce..8b7c57c 100755
--- a/meta-ast2500/recipes-kernel/linux/linux-obmc/defconfig
+++ b/meta-ast2500/recipes-kernel/linux/linux-obmc/defconfig
@@ -133,7 +133,6 @@
 CONFIG_SERIAL_OF_PLATFORM=y
 CONFIG_ASPEED_BT_IPMI_BMC=y
 CONFIG_HW_RANDOM_TIMERIOMEM=y
-CONFIG_I2C=y
 # CONFIG_I2C_COMPAT is not set
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_MUX=y
@@ -163,6 +162,8 @@
 CONFIG_SENSORS_UCD9000=y
 CONFIG_SENSORS_UCD9200=y
 CONFIG_SENSORS_TMP421=y
+CONFIG_DRM=y
+CONFIG_DRM_ASPEED_GFX=y
 CONFIG_USB=y
 CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
 CONFIG_USB_DYNAMIC_MINORS=y