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media: platform: rzg2l-cru: rzg2l-video: Fix image processing initialization

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As per section 35.3.1 Starting Reception for the MIPI CSI-2 Input on the
latest hardware manual (R01UH0914EJ0140 Rev.1.40) it is mentioned that
initialize the AXI master first and then initialize the image processing.
Fix the start procedure as per the hardware manual.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Link: https://lore.kernel.org/r/20240213181233.242316-4-biju.das.jz@bp.renesas.com
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Biju Das
2024-02-13 18:12:31 +00:00
committed by Hans Verkuil
parent 9c7fa014ca
commit 2767394855
1 changed files with 7 additions and 7 deletions
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14
drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c
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@@ -430,13 +430,6 @@ int rzg2l_cru_start_image_processing(struct rzg2l_cru_dev *cru)
spin_lock_irqsave(&cru->qlock, flags);
/* Initialize image convert */
ret = rzg2l_cru_initialize_image_conv(cru, fmt);
if (ret) {
spin_unlock_irqrestore(&cru->qlock, flags);
return ret;
}
/* Select a video input */
rzg2l_cru_write(cru, CRUnCTRL, CRUnCTRL_VINSEL(0));
@@ -450,6 +443,13 @@ int rzg2l_cru_start_image_processing(struct rzg2l_cru_dev *cru)
/* Initialize the AXI master */
rzg2l_cru_initialize_axi(cru);
/* Initialize image convert */
ret = rzg2l_cru_initialize_image_conv(cru, fmt);
if (ret) {
spin_unlock_irqrestore(&cru->qlock, flags);
return ret;
}
/* Enable interrupt */
rzg2l_cru_write(cru, CRUnIE, CRUnIE_EFE);