This patch fixes the following warnings:
drivers/pinctrl/pinctrl-rockchip.c:1869:9: warning: 1st function call argument is an uninitialized value
ret = regmap_read(extra_regmap, extra_reg, &temp);
^
drivers/pinctrl/pinctrl-rockchip.c:1999:48: warning: The left operand of '+' is a garbage value
data = ((1 << rmask_bits) - 1) << (extra_bit + 16);
^
Change-Id: Ie1bfe825925505314d5d9a4d5491e38768916dbd
Signed-off-by: David Wu <david.wu@rock-chips.com>