diff options
Diffstat (limited to 'drivers/media/video/ov772x.c')
| -rw-r--r-- | drivers/media/video/ov772x.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c index a2d51e27e48..305befab894 100644 --- a/drivers/media/video/ov772x.c +++ b/drivers/media/video/ov772x.c @@ -346,6 +346,12 @@ #define OP_SWAP_RGB 0x00000002 /* + * ID + */ +#define OV7720 0x7720 +#define VERSION(pid, ver) ((pid<<8)|(ver&0xFF)) + +/* * struct */ struct regval_list { @@ -374,6 +380,7 @@ struct ov772x_priv { struct soc_camera_device icd; const struct ov772x_color_format *fmt; const struct ov772x_win_size *win; + int model; }; #define ENDMARKER { 0xff, 0xff } @@ -702,7 +709,9 @@ static unsigned long ov772x_query_bus_param(struct soc_camera_device *icd) static int ov772x_get_chip_id(struct soc_camera_device *icd, struct v4l2_chip_ident *id) { - id->ident = V4L2_IDENT_OV772X; + struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd); + + id->ident = priv->model; id->revision = 0; return 0; @@ -796,6 +805,7 @@ static int ov772x_video_probe(struct soc_camera_device *icd) { struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd); u8 pid, ver; + const char *devname; /* * We must have a parent by now. And it cannot be a wrong one. @@ -822,15 +832,21 @@ static int ov772x_video_probe(struct soc_camera_device *icd) */ pid = i2c_smbus_read_byte_data(priv->client, PID); ver = i2c_smbus_read_byte_data(priv->client, VER); - if (pid != 0x77 || - ver != 0x21) { + + switch (VERSION(pid, ver)) { + case OV7720: + devname = "ov7720"; + priv->model = V4L2_IDENT_OV7720; + break; + default: dev_err(&icd->dev, "Product ID error %x:%x\n", pid, ver); return -ENODEV; } dev_info(&icd->dev, - "ov772x Product ID %0x:%0x Manufacturer ID %x:%x\n", + "%s Product ID %0x:%0x Manufacturer ID %x:%x\n", + devname, pid, ver, i2c_smbus_read_byte_data(priv->client, MIDH), @@ -921,7 +937,7 @@ static int ov772x_remove(struct i2c_client *client) } static const struct i2c_device_id ov772x_id[] = { - {"ov772x", 0}, + { "ov772x", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, ov772x_id); @@ -941,7 +957,6 @@ static struct i2c_driver ov772x_i2c_driver = { static int __init ov772x_module_init(void) { - printk(KERN_INFO "ov772x driver\n"); return i2c_add_driver(&ov772x_i2c_driver); } |