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media: rcar-csi2: Move setting of Field Detection Control Register

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Later datasheet versions (rev 1.00) clarifies that the FLD register
should be set after LINKCNT.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Ulrich Hecht <uli+renesas@fpond.eu>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Niklas Söderlund 2019-04-10 10:27:15 -04:00 committed by Mauro Carvalho Chehab
parent cb5585797a
commit fdf5de6339
1 changed files with 2 additions and 2 deletions
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4
drivers/media/platform/rcar-vin/rcar-csi2.c
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@ -519,8 +519,6 @@ static int rcsi2_start_receiver(struct rcar_csi2 *priv)
rcsi2_write(priv, PHTC_REG, 0);
/* Configure */
rcsi2_write(priv, FLD_REG, FLD_FLD_NUM(2) | FLD_FLD_EN4 |
FLD_FLD_EN3 | FLD_FLD_EN2 | FLD_FLD_EN);
rcsi2_write(priv, VCDT_REG, vcdt);
if (vcdt2)
rcsi2_write(priv, VCDT2_REG, vcdt2);
@ -551,6 +549,8 @@ static int rcsi2_start_receiver(struct rcar_csi2 *priv)
rcsi2_write(priv, PHYCNT_REG, phycnt);
rcsi2_write(priv, LINKCNT_REG, LINKCNT_MONITOR_EN |
LINKCNT_REG_MONI_PACT_EN | LINKCNT_ICLK_NONSTOP);
rcsi2_write(priv, FLD_REG, FLD_FLD_NUM(2) | FLD_FLD_EN4 |
FLD_FLD_EN3 | FLD_FLD_EN2 | FLD_FLD_EN);
rcsi2_write(priv, PHYCNT_REG, phycnt | PHYCNT_SHUTDOWNZ);
rcsi2_write(priv, PHYCNT_REG, phycnt | PHYCNT_SHUTDOWNZ | PHYCNT_RSTZ);