pinctrl: make range registration defer properly

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This makes the pinctrl_find_and_add_gpio_range() return
-EPROBE_DEFER if the range hosting pin controller cannot be
located. We may assume that the common case for why adding a
range fails is that the targe pin controller device has not
probed yet.

Reviewed-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

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Linus Walleij 2012-11-20 14:54:18 +01:00

parent 192c369c61

commit dfa9751548

1 changed files with 6 additions and 1 deletions

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7

drivers/pinctrl/core.c

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