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| author | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2020-01-06 12:28:35 +0530 |
|---|---|---|
| committer | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2020-02-01 15:51:58 +0530 |
| commit | b0d2173a603b3b9258ba0dab64df34cc01c1e2c2 (patch) | |
| tree | dc32b17a62c1b1d559d5317cf055b72893eb668d | |
| parent | 19a09e5e156a9637e93bece9e458d74984ce02dc (diff) | |
| download | 96b-common-vision-mez.tar.gz | |
media: i2c: vision: Change format for Ultra96vision-mez
Ultra96 doesn't support YUV422. Hence, switch to RAW12 output on both
ISP and MAX9286.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
| -rw-r--r-- | drivers/media/i2c/vision.c | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/drivers/media/i2c/vision.c b/drivers/media/i2c/vision.c index 0a2bb330e143..74820699e83e 100644 --- a/drivers/media/i2c/vision.c +++ b/drivers/media/i2c/vision.c @@ -20,7 +20,10 @@ #define MAX96705_WIDTH 1280 #define MAX96705_HEIGHT 800 -#define MAX96705_FORMAT MEDIA_BUS_FMT_UYVY8_2X8 + +/* Ultra96 cannot handle YUV422:8/10 formats, so using RAW12 */ +//#define MAX96705_FORMAT MEDIA_BUS_FMT_UYVY8_2X8 +#define MAX96705_FORMAT MEDIA_BUS_FMT_SRGGB12_1X12 /* Register 0x00 */ #define MAX9286_MSTLINKSEL_AUTO (1 << 7) @@ -225,6 +228,25 @@ static int ap0202_write(struct vision_device *dev, u16 reg, u16 val, u8 index) return 0; } +static int ap0202_write8(struct vision_device *dev, u16 reg, u8 val, u8 index) +{ + u8 regbuf[4]; + int ret; + + regbuf[0] = reg >> 8; + regbuf[1] = reg & 0xff; + regbuf[2] = val; + + ret = i2c_master_send(dev->ap0202[index], regbuf, 3); + if (ret < 0) { + dev_err(&dev->ap0202[index]->dev, "%s: write reg error %d: reg=%x, val=%x\n", + __func__, ret, reg, val); + return ret; + } + + return 0; +} + static int ap0202_read(struct vision_device *dev, u16 reg, u8 index) { u8 regbuf[2]; @@ -462,7 +484,7 @@ static int max9286_configure(struct vision_device *dev) max9286_write(dev, 0x0b, link_order[0]); msleep(5); - ret = max9286_write(dev, 0x12, 0xf3); + ret = max9286_write(dev, 0x12, 0xf7); if (ret < 0) { dev_err(&dev->client->dev, "Unable to configure MAX9286\n"); return ret; @@ -654,6 +676,14 @@ static int ap0202_configure(struct vision_device *dev, u8 addr, u8 index) msleep(100); + ret = ap0202_write8(dev, 0xcaea, 0x02, index); + if (ret < 0) { + dev_err(&dev->ap0202[index]->dev, "Unable to write AP0202\n"); + return ret; + } + + msleep(100); + ret = ap0202_write(dev, 0xfc00, 0x2800, index); if (ret < 0) { dev_err(&dev->ap0202[index]->dev, "Unable to write AP0202\n"); |