Input: ads7846 - allow specifying irq trigger type in platform data

On some platforms, for example with GPIO interrupts on mpc5121,
it is not possible to configure falling edge interrupts.

Specifying irq trigger type in platform data structure
allows using ads7846 driver on such platforms.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index b4ae570d3c9..95d36bfb34b 100644
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -54,5 +54,6 @@ struct ads7846_platform_data {
         void    (*filter_cleanup)(void *filter_data);
         void    (*wait_for_sync)(void);
         bool    wakeup;
+        unsigned long irq_flags;
 };