sunxi: enable missing config symbol

Enable CONFIG_MFD_AXP20X_I2C after the switch to Kernel 4.9, this symbol
is reportedly required to get USB working on the Banana Pi.

Ref: https://forum.lede-project.org/t/sunxi-kernel-4-9-usb-not-working/10513
Signed-off-by: Jo-Philipp Wich <jo@mein.io>

diff --git a/target/linux/sunxi/config-4.9 b/target/linux/sunxi/config-4.9
index e961c8ad821de921efe382baae6e534d4f79d587..16b367bee42262bfdc661779411a60cadabf0f19 100644 (file)
--- a/target/linux/sunxi/config-4.9
+++ b/target/linux/sunxi/config-4.9
@@ -331,6 +331,7 @@ CONFIG_MDIO_SUN4I=y
 CONFIG_MEDIA_SUPPORT=y
 # CONFIG_MFD_AC100 is not set
 CONFIG_MFD_AXP20X=y
+CONFIG_MFD_AXP20X_I2C=y
 CONFIG_MFD_AXP20X_RSB=y
 CONFIG_MFD_CORE=y
 CONFIG_MFD_SUN6I_PRCM=y