gpio: tegra: Use platform_irq_count()

Use platform_irq_count() instead of open-coding the same code sequence.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Thierry Reding 2017-07-20 18:00:56 +02:00 • committed by Linus Walleij
commit 564209037d