[PATCH v2 0/2] media: vsp1: Add FCP soft reset procedure

From: Jacopo Mondi
Date: Mon Jun 16 2025 - 08:15:14 EST


Introduce the FCP soft reset procedure as documented in section 62.3.7.3
Reset Operation" of R-Car Gen4 Hardware Manual rev 1.21, and use it to
reset FCPD by upporting patch b4bc2410cd81 ("rcar-fcp: Add FCPVD reset
sequence for VSPD") from Renesas R-Car BSP 3.5.3.

Signed-off-by: Jacopo Mondi <jacopo.mondi+renesas@xxxxxxxxxxxxxxxx>
---
Changes in v2:
- Drop VSPX reset
- Reset FCP in vsp1_reset_wpf()
- Apply reset for Gen4 as well
- Link to v1: https://lore.kernel.org/r/20250609-vspx-reset-v1-0-9f17277ff1e2@xxxxxxxxxxxxxxxx

---
Jacopo Mondi (1):
media: rcar-fcp: Add rcar_fcp_soft_reset()

Koji Matsuoka (1):
media: vsp1: Reset FCP after VSPD

drivers/media/platform/renesas/rcar-fcp.c | 41 ++++++++++++++++++++++++++
drivers/media/platform/renesas/vsp1/vsp1_drv.c | 9 +++++-
include/media/rcar-fcp.h | 5 ++++
3 files changed, 54 insertions(+), 1 deletion(-)
---
base-commit: 4d2c3d70799f5eb210003613766bbd113bbebc1a
change-id: 20250609-vspx-reset-aff11587390c

Best regards,
--
Jacopo Mondi <jacopo.mondi+renesas@xxxxxxxxxxxxxxxx>