diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/gspca/m5602/m5602_s5k4aa.c | 43 | ||||
| -rw-r--r-- | drivers/media/video/gspca/m5602/m5602_s5k4aa.h | 61 |
2 files changed, 104 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c index 48892b5715d5..41ae7f0b959f 100644 --- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c +++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c @@ -123,6 +123,49 @@ sensor_found: return 0; } +int s5k4aa_start(struct sd *sd) +{ + int i, err = 0; + u8 data[2]; + struct cam *cam = &sd->gspca_dev.cam; + + switch (cam->cam_mode[sd->gspca_dev.curr_mode].width) + { + case 640: + PDEBUG(D_V4L2, "Configuring camera for VGA mode"); + + for (i = 0; i < ARRAY_SIZE(VGA_s5k4aa); i++) { + switch (VGA_s5k4aa[i][0]) { + case BRIDGE: + err = m5602_write_bridge(sd, + VGA_s5k4aa[i][1], + VGA_s5k4aa[i][2]); + break; + + case SENSOR: + data[0] = VGA_s5k4aa[i][2]; + err = m5602_write_sensor(sd, + VGA_s5k4aa[i][1], + data, 1); + break; + + case SENSOR_LONG: + data[0] = VGA_s5k4aa[i][2]; + data[1] = VGA_s5k4aa[i][3]; + err = m5602_write_sensor(sd, + VGA_s5k4aa[i][1], + data, 2); + break; + + default: + err("Invalid stream command, exiting init"); + return -EINVAL; + } + } + } + return err; +} + int s5k4aa_init(struct sd *sd) { int i, err = 0; diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.h b/drivers/media/video/gspca/m5602/m5602_s5k4aa.h index 2f3af9503aa7..0c08ccffc7ff 100644 --- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.h +++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.h @@ -65,6 +65,7 @@ extern int dump_sensor; int s5k4aa_probe(struct sd *sd); int s5k4aa_init(struct sd *sd); +int s5k4aa_start(struct sd *sd); int s5k4aa_power_down(struct sd *sd); int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val); @@ -80,6 +81,7 @@ static struct m5602_sensor s5k4aa = { .name = "S5K4AA", .probe = s5k4aa_probe, .init = s5k4aa_init, + .start = s5k4aa_start, .power_down = s5k4aa_power_down, .i2c_slave_id = 0x5a, .i2c_regW = 2, @@ -329,4 +331,63 @@ static const unsigned char init_s5k4aa[][4] = {SENSOR, S5K4AA_GAIN_2, 0xa0, 0x00} }; +static const unsigned char VGA_s5k4aa[][4] = +{ + {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06, 0x00}, + {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00}, + {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00}, + {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00}, + {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81, 0x00}, + {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82, 0x00}, + {BRIDGE, M5602_XB_SIG_INI, 0x01, 0x00}, + {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, + {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, + {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, + {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, + /* VSYNC_PARA, VSYNC_PARA : img height 480 = 0x01e0 */ + {BRIDGE, M5602_XB_VSYNC_PARA, 0x01, 0x00}, + {BRIDGE, M5602_XB_VSYNC_PARA, 0xe0, 0x00}, + {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, + {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, + {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00}, + {BRIDGE, M5602_XB_SIG_INI, 0x02, 0x00}, + {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00}, + {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00}, + /* HSYNC_PARA, HSYNC_PARA : img width 640 = 0x0280 */ + {BRIDGE, M5602_XB_HSYNC_PARA, 0x02, 0x00}, + {BRIDGE, M5602_XB_HSYNC_PARA, 0x80, 0x00}, + {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00}, + {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, + {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xa0, 0x00}, /* 48 MHz */ + + {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00}, + {SENSOR, S5K4AA_READ_MODE, S5K4AA_RM_H_FLIP | S5K4AA_RM_ROW_SKIP_2X + | S5K4AA_RM_COL_SKIP_2X, 0x00}, + /* 0x37 : Fix image stability when light is too bright and improves + * image quality in 640x480, but worsens it in 1280x1024 */ + {SENSOR, 0x37, 0x01, 0x00}, + /* ROWSTART_HI, ROWSTART_LO : 10 + (1024-960)/2 = 42 = 0x002a */ + {SENSOR, S5K4AA_ROWSTART_HI, 0x00, 0x00}, + {SENSOR, S5K4AA_ROWSTART_LO, 0x2a, 0x00}, + {SENSOR, S5K4AA_COLSTART_HI, 0x00, 0x00}, + {SENSOR, S5K4AA_COLSTART_LO, 0x0c, 0x00}, + /* window_height_hi, window_height_lo : 960 = 0x03c0 */ + {SENSOR, S5K4AA_WINDOW_HEIGHT_HI, 0x03, 0x00}, + {SENSOR, S5K4AA_WINDOW_HEIGHT_LO, 0xc0, 0x00}, + /* window_width_hi, window_width_lo : 1280 = 0x0500 */ + {SENSOR, S5K4AA_WINDOW_WIDTH_HI, 0x05, 0x00}, + {SENSOR, S5K4AA_WINDOW_WIDTH_LO, 0x00, 0x00}, + {SENSOR, S5K4AA_H_BLANK_HI__, 0x00, 0x00}, + {SENSOR, S5K4AA_H_BLANK_LO__, 0xa8, 0x00}, /* helps to sync... */ + {SENSOR, S5K4AA_EXPOSURE_HI, 0x01, 0x00}, + {SENSOR, S5K4AA_EXPOSURE_LO, 0x00, 0x00}, + {SENSOR, 0x11, 0x04, 0x00}, + {SENSOR, 0x12, 0xc3, 0x00}, + {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00}, + {SENSOR, 0x02, 0x0e, 0x00}, + {SENSOR_LONG, S5K4AA_GLOBAL_GAIN__, 0x0f, 0x00}, + {SENSOR, S5K4AA_GAIN_1, 0x0b, 0x00}, + {SENSOR, S5K4AA_GAIN_2, 0xa0, 0x00} +}; + #endif |