diff options
| author | Robby Cai <R63905@freescale.com> | 2013-03-14 16:51:00 +0800 |
|---|---|---|
| committer | Robby Cai <R63905@freescale.com> | 2013-03-21 14:22:38 +0800 |
| commit | bcc1a7734d18103c8a182b66098b1a1c087eeafa (patch) | |
| tree | 47ba35986660e0498b07286faaa1f34ae93e7de8 | |
| parent | e649c2e96acd9fe660cf67c3fdf244f5045044ec (diff) | |
ENGR00252064-2 mx6sl: ov5640: need enable MCLK before read sensor ID
After the patch of auto-detection for sensor pushed, there's a need to
read sensor ID in probe function. But on MX6SL, MCLK is not enabled at
that time. So need to enable it before read sensor ID.
Signed-off-by: Robby Cai <R63905@freescale.com>
(cherry picked from commit 78ad8b6f9d18cf5595cb532b7e08804aff158815)
| -rw-r--r-- | drivers/media/video/mxc/capture/ov5640.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/video/mxc/capture/ov5640.c b/drivers/media/video/mxc/capture/ov5640.c index 2a1bc983e28e..3195377152b7 100644 --- a/drivers/media/video/mxc/capture/ov5640.c +++ b/drivers/media/video/mxc/capture/ov5640.c @@ -31,6 +31,7 @@ #include <media/v4l2-chip-ident.h> #include <media/v4l2-int-device.h> #include "mxc_v4l2_capture.h" +#include "fsl_csi.h" #define OV5640_VOLTAGE_ANALOG 2800000 #define OV5640_VOLTAGE_DIGITAL_CORE 1500000 @@ -1821,6 +1822,8 @@ static int ov5640_probe(struct i2c_client *client, if (plat_data->pwdn) plat_data->pwdn(0); + if (cpu_is_mx6sl()) + csi_enable_mclk(CSI_MCLK_I2C, true, true); retval = ov5640_read_reg(OV5640_CHIP_ID_HIGH_BYTE, &chip_id_high); if (retval < 0 || chip_id_high != 0x56) { pr_warning("camera ov5640 is not found\n"); @@ -1837,6 +1840,9 @@ static int ov5640_probe(struct i2c_client *client, if (plat_data->pwdn) plat_data->pwdn(1); + if (cpu_is_mx6sl()) + csi_enable_mclk(CSI_MCLK_I2C, false, false); + camera_plat = plat_data; ov5640_int_device.priv = &ov5640_data; |