pinctrl: rockchip: make rockchip_irq_gc_mask_set_bit static
The rockchip_irq_gc_mask_set_bit() function is not exported our used
outside of ppinctrl-rockchip.c so fix the following sparse error by
making it static:
drivers/pinctrl/pinctrl-rockchip.c:2010:6: warning:
symbol 'rockchip_irq_gc_mask_set_bit' was not declared.
Should it be static?
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>