V4L/DVB (8068): cx18: Add I2C slave reset via GPIO upon initialization

[pandora-kernel.git] / drivers / media / video / cx18 / cx18-cards.h

diff --git a/drivers/media/video/cx18/cx18-cards.h b/drivers/media/video/cx18/cx18-cards.h
index 3c2c0b9..dc2dd94 100644 (file)
--- a/drivers/media/video/cx18/cx18-cards.h
+++ b/drivers/media/video/cx18/cx18-cards.h
@@ -78,6 +78,13 @@ struct cx18_gpio_init { /* set initial GPIO DIR and OUT values */
        u32 initial_value;
 };
 
+struct cx18_gpio_i2c_slave_reset {
+       u32 active_lo_mask; /* GPIO outputs that reset i2c chips when low */
+       u32 active_hi_mask; /* GPIO outputs that reset i2c chips when high */
+       int msecs_asserted; /* time period reset must remain asserted */
+       int msecs_recovery; /* time after deassert for chips to be ready */
+};
+
 struct cx18_card_tuner {
        v4l2_std_id std;        /* standard for which the tuner is suitable */
        int         tuner;      /* tuner ID (from tuner.h) */
@@ -114,7 +121,8 @@ struct cx18_card {
 
        /* GPIO card-specific settings */
        u8 xceive_pin;          /* XCeive tuner GPIO reset pin */
-       struct cx18_gpio_init           gpio_init;
+       struct cx18_gpio_init            gpio_init;
+       struct cx18_gpio_i2c_slave_reset gpio_i2c_slave_reset;
 
        struct cx18_card_tuner tuners[CX18_CARD_MAX_TUNERS];
        struct cx18_card_tuner_i2c *i2c;