ramips: irq handlers do not get irq in 4.3 kernel, update patches

ramips: irq handlers do not get irq in 4.3 kernel, update patches

This resolves compilation warnings like this:
drivers/gpio/gpio-mt7621.c: In function 'mediatek_gpio_probe':
drivers/gpio/gpio-mt7621.c:328:46: warning: passing argument 2 of 'irq_set_chained_handler' from incompatible pointer type [-Wincompatible-pointer-types]
   irq_set_chained_handler(mediatek_gpio_irq, mediatek_gpio_irq_handler);

Signed-off-by: Nikolay Martynov <mar.kolya@gmail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@47841 3c298f89-4303-0410-b956-a3cf2f4a3e73