Marek Vasut 0f25fda840 gpio: pca953x: Zap ad-hoc reg_direction cache
Replace the ad-hoc reg_direction direction register caching with generic
regcache cache. This reduces code duplication.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2018-12-14 15:19:15 +01:00
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