pinctrl: Add the pinctrl setting for PWM.

This patchs add the signal description array for PWM pinctrl settings.

Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com>
2 files changed