From 92884f80b7e5f8d0ffd725a251c81dd45e9e6eb0 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jean-Fran=C3=A7ois=20Moine?= Date: Mon, 19 Mar 2012 04:33:30 -0300 Subject: [PATCH] [media] gspca - sn9c20x: Add a delay after Omnivision sensor reset MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The reset of the Omnivision sensors takes a long time (200ms). Signed-off-by: Jean-François Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/sn9c20x.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c index 15c371e..97c653f 100644 --- a/drivers/media/video/gspca/sn9c20x.c +++ b/drivers/media/video/gspca/sn9c20x.c @@ -825,7 +825,7 @@ static u8 hv7131r_gain[] = { }; static struct i2c_reg_u8 soi968_init[] = { - {0x12, 0x80}, {0x0c, 0x00}, {0x0f, 0x1f}, + {0x0c, 0x00}, {0x0f, 0x1f}, {0x11, 0x80}, {0x38, 0x52}, {0x1e, 0x00}, {0x33, 0x08}, {0x35, 0x8c}, {0x36, 0x0c}, {0x37, 0x04}, {0x45, 0x04}, {0x47, 0xff}, @@ -851,7 +851,7 @@ static struct i2c_reg_u8 ov7660_init[] = { }; static struct i2c_reg_u8 ov7670_init[] = { - {0x12, 0x80}, {0x11, 0x80}, {0x3a, 0x04}, {0x12, 0x01}, + {0x11, 0x80}, {0x3a, 0x04}, {0x12, 0x01}, {0x32, 0xb6}, {0x03, 0x0a}, {0x0c, 0x00}, {0x3e, 0x00}, {0x70, 0x3a}, {0x71, 0x35}, {0x72, 0x11}, {0x73, 0xf0}, {0xa2, 0x02}, {0x13, 0xe0}, {0x00, 0x00}, {0x10, 0x00}, @@ -908,7 +908,7 @@ static struct i2c_reg_u8 ov7670_init[] = { }; static struct i2c_reg_u8 ov9650_init[] = { - {0x12, 0x80}, {0x00, 0x00}, {0x01, 0x78}, + {0x00, 0x00}, {0x01, 0x78}, {0x02, 0x78}, {0x03, 0x36}, {0x04, 0x03}, {0x05, 0x00}, {0x06, 0x00}, {0x08, 0x00}, {0x09, 0x01}, {0x0c, 0x00}, {0x0d, 0x00}, @@ -938,7 +938,7 @@ static struct i2c_reg_u8 ov9650_init[] = { }; static struct i2c_reg_u8 ov9655_init[] = { - {0x12, 0x80}, {0x0e, 0x61}, {0x11, 0x80}, {0x13, 0xba}, + {0x0e, 0x61}, {0x11, 0x80}, {0x13, 0xba}, {0x14, 0x2e}, {0x16, 0x24}, {0x1e, 0x04}, {0x27, 0x08}, {0x28, 0x08}, {0x29, 0x15}, {0x2c, 0x08}, {0x34, 0x3d}, {0x35, 0x00}, {0x38, 0x12}, {0x0f, 0x42}, {0x39, 0x57}, @@ -1233,6 +1233,8 @@ static void ov9650_init_sensor(struct gspca_dev *gspca_dev) return; } + i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */ + msleep(200); for (i = 0; i < ARRAY_SIZE(ov9650_init); i++) { i2c_w1(gspca_dev, ov9650_init[i].reg, ov9650_init[i].val); @@ -1250,6 +1252,8 @@ static void ov9655_init_sensor(struct gspca_dev *gspca_dev) int i; struct sd *sd = (struct sd *) gspca_dev; + i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */ + msleep(200); for (i = 0; i < ARRAY_SIZE(ov9655_init); i++) { i2c_w1(gspca_dev, ov9655_init[i].reg, ov9655_init[i].val); @@ -1269,6 +1273,8 @@ static void soi968_init_sensor(struct gspca_dev *gspca_dev) int i; struct sd *sd = (struct sd *) gspca_dev; + i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */ + msleep(200); for (i = 0; i < ARRAY_SIZE(soi968_init); i++) { i2c_w1(gspca_dev, soi968_init[i].reg, soi968_init[i].val); @@ -1289,6 +1295,8 @@ static void ov7660_init_sensor(struct gspca_dev *gspca_dev) int i; struct sd *sd = (struct sd *) gspca_dev; + i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */ + msleep(200); for (i = 0; i < ARRAY_SIZE(ov7660_init); i++) { i2c_w1(gspca_dev, ov7660_init[i].reg, ov7660_init[i].val); @@ -1306,6 +1314,8 @@ static void ov7670_init_sensor(struct gspca_dev *gspca_dev) int i; struct sd *sd = (struct sd *) gspca_dev; + i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */ + msleep(200); for (i = 0; i < ARRAY_SIZE(ov7670_init); i++) { i2c_w1(gspca_dev, ov7670_init[i].reg, ov7670_init[i].val); -- 2.7.4