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V4L/DVB (9858): gspca - ov534: Initialization cleanup.
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Signed-off-by: Jim Paris <jim@jtan.com>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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Jim Paris authored and Mauro Carvalho Chehab committed Dec 30, 2008
1 parent 442a43f commit 47dfd21
Showing 1 changed file with 159 additions and 178 deletions.
337 changes: 159 additions & 178 deletions drivers/media/video/gspca/ov534.c
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Original file line number Diff line number Diff line change
Expand Up @@ -93,19 +93,6 @@ static u8 ov534_reg_read(struct usb_device *udev, u16 reg)
return data;
}

static void ov534_reg_verify_write(struct usb_device *udev, u16 reg, u8 val)
{
u8 data;

ov534_reg_write(udev, reg, val);
data = ov534_reg_read(udev, reg);
if (data != val) {
PDEBUG(D_ERR | D_USBO,
"unexpected result from read: 0x%02x != 0x%02x", val,
data);
}
}

/* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
* (direction and output)? */
static void ov534_set_led(struct usb_device *udev, int status)
Expand Down Expand Up @@ -161,174 +148,168 @@ static void sccb_reg_write(struct usb_device *udev, u16 reg, u8 val)
PDEBUG(D_ERR, "sccb_reg_write failed");
}

/* setup method */
static void ov534_setup(struct usb_device *udev)
{
ov534_reg_verify_write(udev, 0xe7, 0x3a);

ov534_reg_write(udev, OV534_REG_ADDRESS, 0x60);
ov534_reg_write(udev, OV534_REG_ADDRESS, 0x60);
ov534_reg_write(udev, OV534_REG_ADDRESS, 0x60);
ov534_reg_write(udev, OV534_REG_ADDRESS, 0x42);

ov534_reg_verify_write(udev, 0xc2, 0x0c);
ov534_reg_verify_write(udev, 0x88, 0xf8);
ov534_reg_verify_write(udev, 0xc3, 0x69);
ov534_reg_verify_write(udev, 0x89, 0xff);
ov534_reg_verify_write(udev, 0x76, 0x03);
ov534_reg_verify_write(udev, 0x92, 0x01);
ov534_reg_verify_write(udev, 0x93, 0x18);
ov534_reg_verify_write(udev, 0x94, 0x10);
ov534_reg_verify_write(udev, 0x95, 0x10);
ov534_reg_verify_write(udev, 0xe2, 0x00);
ov534_reg_verify_write(udev, 0xe7, 0x3e);

ov534_reg_write(udev, 0x1c, 0x0a);
ov534_reg_write(udev, 0x1d, 0x22);
ov534_reg_write(udev, 0x1d, 0x06);

ov534_reg_verify_write(udev, 0x96, 0x00);

ov534_reg_write(udev, 0x97, 0x20);
ov534_reg_write(udev, 0x97, 0x20);
ov534_reg_write(udev, 0x97, 0x20);
ov534_reg_write(udev, 0x97, 0x0a);
ov534_reg_write(udev, 0x97, 0x3f);
ov534_reg_write(udev, 0x97, 0x4a);
ov534_reg_write(udev, 0x97, 0x20);
ov534_reg_write(udev, 0x97, 0x15);
ov534_reg_write(udev, 0x97, 0x0b);

ov534_reg_verify_write(udev, 0x8e, 0x40);
ov534_reg_verify_write(udev, 0x1f, 0x81);
ov534_reg_verify_write(udev, 0x34, 0x05);
ov534_reg_verify_write(udev, 0xe3, 0x04);
ov534_reg_verify_write(udev, 0x88, 0x00);
ov534_reg_verify_write(udev, 0x89, 0x00);
ov534_reg_verify_write(udev, 0x76, 0x00);
ov534_reg_verify_write(udev, 0xe7, 0x2e);
ov534_reg_verify_write(udev, 0x31, 0xf9);
ov534_reg_verify_write(udev, 0x25, 0x42);
ov534_reg_verify_write(udev, 0x21, 0xf0);

ov534_reg_write(udev, 0x1c, 0x00);
ov534_reg_write(udev, 0x1d, 0x40);
ov534_reg_write(udev, 0x1d, 0x02);
ov534_reg_write(udev, 0x1d, 0x00);
ov534_reg_write(udev, 0x1d, 0x02);
ov534_reg_write(udev, 0x1d, 0x57);
ov534_reg_write(udev, 0x1d, 0xff);

ov534_reg_verify_write(udev, 0x8d, 0x1c);
ov534_reg_verify_write(udev, 0x8e, 0x80);
ov534_reg_verify_write(udev, 0xe5, 0x04);

ov534_set_led(udev, 1);

sccb_reg_write(udev, 0x12, 0x80);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x11, 0x01);

ov534_set_led(udev, 0);

sccb_reg_write(udev, 0x3d, 0x03);
sccb_reg_write(udev, 0x17, 0x26);
sccb_reg_write(udev, 0x18, 0xa0);
sccb_reg_write(udev, 0x19, 0x07);
sccb_reg_write(udev, 0x1a, 0xf0);
sccb_reg_write(udev, 0x32, 0x00);
sccb_reg_write(udev, 0x29, 0xa0);
sccb_reg_write(udev, 0x2c, 0xf0);
sccb_reg_write(udev, 0x65, 0x20);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x42, 0x7f);
sccb_reg_write(udev, 0x63, 0xe0);
sccb_reg_write(udev, 0x64, 0xff);
sccb_reg_write(udev, 0x66, 0x00);
sccb_reg_write(udev, 0x13, 0xf0);
sccb_reg_write(udev, 0x0d, 0x41);
sccb_reg_write(udev, 0x0f, 0xc5);
sccb_reg_write(udev, 0x14, 0x11);

ov534_set_led(udev, 1);

sccb_reg_write(udev, 0x22, 0x7f);
sccb_reg_write(udev, 0x23, 0x03);
sccb_reg_write(udev, 0x24, 0x40);
sccb_reg_write(udev, 0x25, 0x30);
sccb_reg_write(udev, 0x26, 0xa1);
sccb_reg_write(udev, 0x2a, 0x00);
sccb_reg_write(udev, 0x2b, 0x00);
sccb_reg_write(udev, 0x6b, 0xaa);
sccb_reg_write(udev, 0x13, 0xff);
static const __u8 ov534_reg_initdata[][2] = {
{ 0xe7, 0x3a },

{ OV534_REG_ADDRESS, 0x42 }, /* select OV772x sensor */

{ 0xc2, 0x0c },
{ 0x88, 0xf8 },
{ 0xc3, 0x69 },
{ 0x89, 0xff },
{ 0x76, 0x03 },
{ 0x92, 0x01 },
{ 0x93, 0x18 },
{ 0x94, 0x10 },
{ 0x95, 0x10 },
{ 0xe2, 0x00 },
{ 0xe7, 0x3e },

{ 0x1c, 0x0a },
{ 0x1d, 0x22 },
{ 0x1d, 0x06 },

{ 0x96, 0x00 },

{ 0x97, 0x20 },
{ 0x97, 0x20 },
{ 0x97, 0x20 },
{ 0x97, 0x0a },
{ 0x97, 0x3f },
{ 0x97, 0x4a },
{ 0x97, 0x20 },
{ 0x97, 0x15 },
{ 0x97, 0x0b },

{ 0x8e, 0x40 },
{ 0x1f, 0x81 },
{ 0x34, 0x05 },
{ 0xe3, 0x04 },
{ 0x88, 0x00 },
{ 0x89, 0x00 },
{ 0x76, 0x00 },
{ 0xe7, 0x2e },
{ 0x31, 0xf9 },
{ 0x25, 0x42 },
{ 0x21, 0xf0 },

{ 0x1c, 0x00 },
{ 0x1d, 0x40 },
{ 0x1d, 0x02 },
{ 0x1d, 0x00 },
{ 0x1d, 0x02 },
{ 0x1d, 0x57 },
{ 0x1d, 0xff },

{ 0x8d, 0x1c },
{ 0x8e, 0x80 },
{ 0xe5, 0x04 },

{ 0xc0, 0x50 },
{ 0xc1, 0x3c },
{ 0xc2, 0x0c },
};

ov534_set_led(udev, 0);
static const __u8 ov772x_reg_initdata[][2] = {
{ 0x12, 0x80 },
{ 0x11, 0x01 },

{ 0x3d, 0x03 },
{ 0x17, 0x26 },
{ 0x18, 0xa0 },
{ 0x19, 0x07 },
{ 0x1a, 0xf0 },
{ 0x32, 0x00 },
{ 0x29, 0xa0 },
{ 0x2c, 0xf0 },
{ 0x65, 0x20 },
{ 0x11, 0x01 },
{ 0x42, 0x7f },
{ 0x63, 0xe0 },
{ 0x64, 0xff },
{ 0x66, 0x00 },
{ 0x13, 0xf0 },
{ 0x0d, 0x41 },
{ 0x0f, 0xc5 },
{ 0x14, 0x11 },

{ 0x22, 0x7f },
{ 0x23, 0x03 },
{ 0x24, 0x40 },
{ 0x25, 0x30 },
{ 0x26, 0xa1 },
{ 0x2a, 0x00 },
{ 0x2b, 0x00 },
{ 0x6b, 0xaa },
{ 0x13, 0xff },

{ 0x90, 0x05 },
{ 0x91, 0x01 },
{ 0x92, 0x03 },
{ 0x93, 0x00 },
{ 0x94, 0x60 },
{ 0x95, 0x3c },
{ 0x96, 0x24 },
{ 0x97, 0x1e },
{ 0x98, 0x62 },
{ 0x99, 0x80 },
{ 0x9a, 0x1e },
{ 0x9b, 0x08 },
{ 0x9c, 0x20 },
{ 0x9e, 0x81 },

{ 0xa6, 0x04 },
{ 0x7e, 0x0c },
{ 0x7f, 0x16 },
{ 0x80, 0x2a },
{ 0x81, 0x4e },
{ 0x82, 0x61 },
{ 0x83, 0x6f },
{ 0x84, 0x7b },
{ 0x85, 0x86 },
{ 0x86, 0x8e },
{ 0x87, 0x97 },
{ 0x88, 0xa4 },
{ 0x89, 0xaf },
{ 0x8a, 0xc5 },
{ 0x8b, 0xd7 },
{ 0x8c, 0xe8 },
{ 0x8d, 0x20 },

{ 0x0c, 0x90 },

{ 0x2b, 0x00 },
{ 0x22, 0x7f },
{ 0x23, 0x03 },
{ 0x11, 0x01 },
{ 0x0c, 0xd0 },
{ 0x64, 0xff },
{ 0x0d, 0x41 },

{ 0x14, 0x41 },
{ 0x0e, 0xcd },
{ 0xac, 0xbf },
{ 0x8e, 0x00 },
{ 0x0c, 0xd0 }
};

sccb_reg_write(udev, 0x90, 0x05);
sccb_reg_write(udev, 0x91, 0x01);
sccb_reg_write(udev, 0x92, 0x03);
sccb_reg_write(udev, 0x93, 0x00);
sccb_reg_write(udev, 0x94, 0x60);
sccb_reg_write(udev, 0x95, 0x3c);
sccb_reg_write(udev, 0x96, 0x24);
sccb_reg_write(udev, 0x97, 0x1e);
sccb_reg_write(udev, 0x98, 0x62);
sccb_reg_write(udev, 0x99, 0x80);
sccb_reg_write(udev, 0x9a, 0x1e);
sccb_reg_write(udev, 0x9b, 0x08);
sccb_reg_write(udev, 0x9c, 0x20);
sccb_reg_write(udev, 0x9e, 0x81);

ov534_set_led(udev, 1);
/* setup method */
static void ov534_setup(struct usb_device *udev)
{
int i;

sccb_reg_write(udev, 0xa6, 0x04);
sccb_reg_write(udev, 0x7e, 0x0c);
sccb_reg_write(udev, 0x7f, 0x16);
sccb_reg_write(udev, 0x80, 0x2a);
sccb_reg_write(udev, 0x81, 0x4e);
sccb_reg_write(udev, 0x82, 0x61);
sccb_reg_write(udev, 0x83, 0x6f);
sccb_reg_write(udev, 0x84, 0x7b);
sccb_reg_write(udev, 0x85, 0x86);
sccb_reg_write(udev, 0x86, 0x8e);
sccb_reg_write(udev, 0x87, 0x97);
sccb_reg_write(udev, 0x88, 0xa4);
sccb_reg_write(udev, 0x89, 0xaf);
sccb_reg_write(udev, 0x8a, 0xc5);
sccb_reg_write(udev, 0x8b, 0xd7);
sccb_reg_write(udev, 0x8c, 0xe8);
sccb_reg_write(udev, 0x8d, 0x20);

sccb_reg_write(udev, 0x0c, 0x90);

ov534_reg_verify_write(udev, 0xc0, 0x50);
ov534_reg_verify_write(udev, 0xc1, 0x3c);
ov534_reg_verify_write(udev, 0xc2, 0x0c);
/* Initialize bridge chip */
for (i = 0; i < ARRAY_SIZE(ov534_reg_initdata); i++)
ov534_reg_write(udev, ov534_reg_initdata[i][0],
ov534_reg_initdata[i][1]);

ov534_set_led(udev, 1);

sccb_reg_write(udev, 0x2b, 0x00);
sccb_reg_write(udev, 0x22, 0x7f);
sccb_reg_write(udev, 0x23, 0x03);
sccb_reg_write(udev, 0x11, 0x01);
sccb_reg_write(udev, 0x0c, 0xd0);
sccb_reg_write(udev, 0x64, 0xff);
sccb_reg_write(udev, 0x0d, 0x41);

sccb_reg_write(udev, 0x14, 0x41);
sccb_reg_write(udev, 0x0e, 0xcd);
sccb_reg_write(udev, 0xac, 0xbf);
sccb_reg_write(udev, 0x8e, 0x00);
sccb_reg_write(udev, 0x0c, 0xd0);
/* Initialize sensor */
for (i = 0; i < ARRAY_SIZE(ov772x_reg_initdata); i++)
sccb_reg_write(udev, ov772x_reg_initdata[i][0],
ov772x_reg_initdata[i][1]);

ov534_reg_write(udev, 0xe0, 0x09);
ov534_set_led(udev, 0);
Expand Down Expand Up @@ -374,24 +355,24 @@ static int sd_init(struct gspca_dev *gspca_dev)
case 50:
sccb_reg_write(gspca_dev->dev, 0x11, 0x01);
sccb_reg_write(gspca_dev->dev, 0x0d, 0x41);
ov534_reg_verify_write(gspca_dev->dev, 0xe5, 0x02);
ov534_reg_write(gspca_dev->dev, 0xe5, 0x02);
break;
case 40:
sccb_reg_write(gspca_dev->dev, 0x11, 0x02);
sccb_reg_write(gspca_dev->dev, 0x0d, 0xc1);
ov534_reg_verify_write(gspca_dev->dev, 0xe5, 0x04);
ov534_reg_write(gspca_dev->dev, 0xe5, 0x04);
break;
/* case 30: */
default:
fr = 30;
sccb_reg_write(gspca_dev->dev, 0x11, 0x04);
sccb_reg_write(gspca_dev->dev, 0x0d, 0x81);
ov534_reg_verify_write(gspca_dev->dev, 0xe5, 0x02);
ov534_reg_write(gspca_dev->dev, 0xe5, 0x02);
break;
case 15:
sccb_reg_write(gspca_dev->dev, 0x11, 0x03);
sccb_reg_write(gspca_dev->dev, 0x0d, 0x41);
ov534_reg_verify_write(gspca_dev->dev, 0xe5, 0x04);
ov534_reg_write(gspca_dev->dev, 0xe5, 0x04);
break;
}

Expand Down

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