diff options
Diffstat (limited to 'drivers/media/i2c/mt9m032.c')
| -rw-r--r-- | drivers/media/i2c/mt9m032.c | 48 |
1 files changed, 35 insertions, 13 deletions
diff --git a/drivers/media/i2c/mt9m032.c b/drivers/media/i2c/mt9m032.c index f80c1d7ec88..8edb3d8f7b9 100644 --- a/drivers/media/i2c/mt9m032.c +++ b/drivers/media/i2c/mt9m032.c @@ -87,9 +87,27 @@ #define MT9M032_RESTART 0x0b #define MT9M032_RESET 0x0d #define MT9M032_PLL_CONFIG1 0x11 -#define MT9M032_PLL_CONFIG1_OUTDIV_MASK 0x3f +#define MT9M032_PLL_CONFIG1_PREDIV_MASK 0x3f #define MT9M032_PLL_CONFIG1_MUL_SHIFT 8 #define MT9M032_READ_MODE1 0x1e +#define MT9M032_READ_MODE1_OUTPUT_BAD_FRAMES (1 << 13) +#define MT9M032_READ_MODE1_MAINTAIN_FRAME_RATE (1 << 12) +#define MT9M032_READ_MODE1_XOR_LINE_VALID (1 << 11) +#define MT9M032_READ_MODE1_CONT_LINE_VALID (1 << 10) +#define MT9M032_READ_MODE1_INVERT_TRIGGER (1 << 9) +#define MT9M032_READ_MODE1_SNAPSHOT (1 << 8) +#define MT9M032_READ_MODE1_GLOBAL_RESET (1 << 7) +#define MT9M032_READ_MODE1_BULB_EXPOSURE (1 << 6) +#define MT9M032_READ_MODE1_INVERT_STROBE (1 << 5) +#define MT9M032_READ_MODE1_STROBE_ENABLE (1 << 4) +#define MT9M032_READ_MODE1_STROBE_START_TRIG1 (0 << 2) +#define MT9M032_READ_MODE1_STROBE_START_EXP (1 << 2) +#define MT9M032_READ_MODE1_STROBE_START_SHUTTER (2 << 2) +#define MT9M032_READ_MODE1_STROBE_START_TRIG2 (3 << 2) +#define MT9M032_READ_MODE1_STROBE_END_TRIG1 (0 << 0) +#define MT9M032_READ_MODE1_STROBE_END_EXP (1 << 0) +#define MT9M032_READ_MODE1_STROBE_END_SHUTTER (2 << 0) +#define MT9M032_READ_MODE1_STROBE_END_TRIG2 (3 << 0) #define MT9M032_READ_MODE2 0x20 #define MT9M032_READ_MODE2_VFLIP_SHIFT 15 #define MT9M032_READ_MODE2_HFLIP_SHIFT 14 @@ -106,6 +124,8 @@ #define MT9M032_GAIN_AMUL_SHIFT 6 #define MT9M032_GAIN_ANALOG_MASK 0x3f #define MT9M032_FORMATTER1 0x9e +#define MT9M032_FORMATTER1_PLL_P1_6 (1 << 8) +#define MT9M032_FORMATTER1_PARALLEL (1 << 12) #define MT9M032_FORMATTER2 0x9f #define MT9M032_FORMATTER2_DOUT_EN 0x1000 #define MT9M032_FORMATTER2_PIXCLK_EN 0x2000 @@ -121,8 +141,6 @@ #define MT9P031_PLL_CONTROL_PWROFF 0x0050 #define MT9P031_PLL_CONTROL_PWRON 0x0051 #define MT9P031_PLL_CONTROL_USEPLL 0x0052 -#define MT9P031_PLL_CONFIG2 0x11 -#define MT9P031_PLL_CONFIG2_P1_DIV_MASK 0x1f struct mt9m032 { struct v4l2_subdev subdev; @@ -255,13 +273,14 @@ static int mt9m032_setup_pll(struct mt9m032 *sensor) .n_max = 64, .m_min = 16, .m_max = 255, - .p1_min = 1, - .p1_max = 128, + .p1_min = 6, + .p1_max = 7, }; struct i2c_client *client = v4l2_get_subdevdata(&sensor->subdev); struct mt9m032_platform_data *pdata = sensor->pdata; struct aptina_pll pll; + u16 reg_val; int ret; pll.ext_clock = pdata->ext_clock; @@ -274,18 +293,21 @@ static int mt9m032_setup_pll(struct mt9m032 *sensor) sensor->pix_clock = pdata->pix_clock; ret = mt9m032_write(client, MT9M032_PLL_CONFIG1, - (pll.m << MT9M032_PLL_CONFIG1_MUL_SHIFT) - | (pll.p1 - 1)); - if (!ret) - ret = mt9m032_write(client, MT9P031_PLL_CONFIG2, pll.n - 1); + (pll.m << MT9M032_PLL_CONFIG1_MUL_SHIFT) | + ((pll.n - 1) & MT9M032_PLL_CONFIG1_PREDIV_MASK)); if (!ret) ret = mt9m032_write(client, MT9P031_PLL_CONTROL, MT9P031_PLL_CONTROL_PWRON | MT9P031_PLL_CONTROL_USEPLL); if (!ret) /* more reserved, Continuous, Master Mode */ - ret = mt9m032_write(client, MT9M032_READ_MODE1, 0x8006); - if (!ret) /* Set 14-bit mode, select 7 divider */ - ret = mt9m032_write(client, MT9M032_FORMATTER1, 0x111e); + ret = mt9m032_write(client, MT9M032_READ_MODE1, 0x8000 | + MT9M032_READ_MODE1_STROBE_START_EXP | + MT9M032_READ_MODE1_STROBE_END_SHUTTER); + if (!ret) { + reg_val = (pll.p1 == 6 ? MT9M032_FORMATTER1_PLL_P1_6 : 0) + | MT9M032_FORMATTER1_PARALLEL | 0x001e; /* 14-bit */ + ret = mt9m032_write(client, MT9M032_FORMATTER1, reg_val); + } return ret; } @@ -548,7 +570,7 @@ static int mt9m032_g_register(struct v4l2_subdev *sd, } static int mt9m032_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct mt9m032 *sensor = to_mt9m032(sd); struct i2c_client *client = v4l2_get_subdevdata(&sensor->subdev); |