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media: ccs: Accommodate C-PHY into the calculation

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We need to set correct mode for PLL to calculate correct frequency.
Signalling mode is known at this point, so use it for that.

Fixes: 47b6eaf36e ("media: ccs-pll: Differentiate between CSI-2 D-PHY and C-PHY")
Reviewed-by: Mehdi Djait <mehdi.djait@linux.intel.com>
Signed-off-by: David Heidelberg <david@ixit.cz>
[Sakari Ailus: Drop extra newline.]
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
This commit is contained in:
David Heidelberg 2026-01-09 18:57:07 +01:00 • committed by Hans Verkuil
parent 08e4793763
commit 3085977e73
1 changed files with 15 additions and 1 deletions
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16
drivers/media/i2c/ccs/ccs-core.c
View file

@ -3472,7 +3472,21 @@ static int ccs_probe(struct i2c_client *client)
sensor->scale_m = CCS_LIM(sensor, SCALER_N_MIN);
/* prepare PLL configuration input values */
sensor->pll.bus_type = CCS_PLL_BUS_TYPE_CSI2_DPHY;
switch (sensor->hwcfg.csi_signalling_mode) {
case CCS_CSI_SIGNALING_MODE_CSI_2_CPHY:
sensor->pll.bus_type = CCS_PLL_BUS_TYPE_CSI2_CPHY;
break;
case CCS_CSI_SIGNALING_MODE_CSI_2_DPHY:
case SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_CLOCK:
case SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_STROBE:
sensor->pll.bus_type = CCS_PLL_BUS_TYPE_CSI2_DPHY;
break;
default:
dev_err(&client->dev, "unsupported signalling mode %u\n",
sensor->hwcfg.csi_signalling_mode);
rval = -EINVAL;
goto out_cleanup;
}
sensor->pll.csi2.lanes = sensor->hwcfg.lanes;
if (CCS_LIM(sensor, CLOCK_CALCULATION) &
CCS_CLOCK_CALCULATION_LANE_SPEED) {