Input: ucb1400_ts - allow passing IRQ through platfrom_data

This patch allows UCB1400 to get IRQ GPIO from platform data. In case
platform_data are not supplied or the IRQ supplied in the platform_data
is negative, fall back to the old IRQ detection algorithm.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/ucb1400.h b/include/linux/ucb1400.h
index adb44066680c..1b4790911052 100644
--- a/include/linux/ucb1400.h
+++ b/include/linux/ucb1400.h
@@ -110,6 +110,10 @@ struct ucb1400 {
         struct platform_device  *ucb1400_gpio;
 };
 
+struct ucb1400_pdata {
+        int     irq;
+};
+
 static inline u16 ucb1400_reg_read(struct snd_ac97 *ac97, u16 reg)
 {
         return ac97->bus->ops->read(ac97, reg);