ar71xx/mikrotik: enable the 74x164 GPIO driver

That will be used to drive the 74HC595 serial-in/parallel-out
8-bits shift register which can be found on some RouterBOARDs.

Signed-off-by: Gabor Juhos <[email protected]>

SVN-Revision: 39702

target/linux/ar71xx/mikrotik/config-default

@@ -84,6 +84,7 @@ CONFIG_ATH79_MACH_RB95X=y
 # CONFIG_ATH79_NVRAM is not set
 CONFIG_ATH79_ROUTERBOOT=y
 CONFIG_CMDLINE="rootfstype=yaffs noinitrd"
+CONFIG_GPIO_74X164=y
 CONFIG_GPIO_LATCH=y
 # CONFIG_JFFS2_FS is not set
 CONFIG_LEDS_RB750=y