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path: root/drivers/media/video/sh_mobile_ceu_camera.c
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Diffstat (limited to 'drivers/media/video/sh_mobile_ceu_camera.c')
-rw-r--r--drivers/media/video/sh_mobile_ceu_camera.c28
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index ddcb81d0b81a..8a1badba70f7 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -101,6 +101,30 @@ struct sh_mobile_ceu_dev {
const struct soc_camera_data_format *camera_fmt;
};
+static unsigned long make_bus_param(struct sh_mobile_ceu_dev *pcdev)
+{
+ unsigned long flags;
+
+ flags = SOCAM_MASTER |
+ SOCAM_PCLK_SAMPLE_RISING |
+ SOCAM_HSYNC_ACTIVE_HIGH |
+ SOCAM_HSYNC_ACTIVE_LOW |
+ SOCAM_VSYNC_ACTIVE_HIGH |
+ SOCAM_VSYNC_ACTIVE_LOW |
+ SOCAM_DATA_ACTIVE_HIGH;
+
+ if (pcdev->pdata->flags & SH_CEU_FLAG_USE_8BIT_BUS)
+ flags |= SOCAM_DATAWIDTH_8;
+
+ if (pcdev->pdata->flags & SH_CEU_FLAG_USE_16BIT_BUS)
+ flags |= SOCAM_DATAWIDTH_16;
+
+ if (flags & SOCAM_DATAWIDTH_MASK)
+ return flags;
+
+ return 0;
+}
+
static void ceu_write(struct sh_mobile_ceu_dev *priv,
unsigned long reg_offs, u32 data)
{
@@ -396,7 +420,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
camera_flags = icd->ops->query_bus_param(icd);
common_flags = soc_camera_bus_param_compatible(camera_flags,
- pcdev->pdata->flags);
+ make_bus_param(pcdev));
if (!common_flags)
return -EINVAL;
@@ -517,7 +541,7 @@ static int sh_mobile_ceu_try_bus_param(struct soc_camera_device *icd)
camera_flags = icd->ops->query_bus_param(icd);
common_flags = soc_camera_bus_param_compatible(camera_flags,
- pcdev->pdata->flags);
+ make_bus_param(pcdev));
if (!common_flags)
return -EINVAL;
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