#include <media/v4l2-device.h>
#define TEA575X_FMIF 10700
+#define TEA575X_AMIF 450
#define TEA575X_DATA (1 << 0)
#define TEA575X_CLK (1 << 1)
struct snd_tea575x;
struct snd_tea575x_ops {
+ /* Drivers using snd_tea575x must either define read_ and write_val */
+ void (*write_val)(struct snd_tea575x *tea, u32 val);
+ u32 (*read_val)(struct snd_tea575x *tea);
+ /* Or define the 3 pin functions */
void (*set_pins)(struct snd_tea575x *tea, u8 pins);
u8 (*get_pins)(struct snd_tea575x *tea);
void (*set_direction)(struct snd_tea575x *tea, bool output);
struct video_device vd; /* video device */
int radio_nr; /* radio_nr */
bool tea5759; /* 5759 chip is present */
+ bool has_am; /* Device can tune to AM freqs */
bool cannot_read_data; /* Device cannot read the data pin */
+ bool cannot_mute; /* Device cannot mute */
bool mute; /* Device is muted? */
bool stereo; /* receiving stereo */
bool tuned; /* tuned to a station */
unsigned int val; /* hw value */
+ u32 band; /* 0: FM, 1: FM-Japan, 2: AM */
u32 freq; /* frequency */
struct mutex mutex;
struct snd_tea575x_ops *ops;