[PATCH v9 0/2] i2c: riic: Implement bus recovery

From: Prabhakar
Date: Wed Apr 30 2025 - 15:47:07 EST


From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>

Hi all,

This patch series implements bus recovery for the RIIC driver. The first
patch implements the bus recovery mechanism, while the second patch
handles arbitration loss.

v8>->v9:
- Dropped Tested-by and Reviewed-by tags from patch 1/2
- Updated commit message for patch 1/2 to include the new approach
- New patch 2/2 added to handle arbitration loss

v7->v8:
- Included Acks from Andy and Fabrizio.

v6->v7:
- https://lore.kernel.org/all/20250203143511.629140-1-prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx/

v2->v6:
- Included RB and TB from Claudiu.

v1->v2:
- Used single register read to check SDA/SCL lines

Cheers,
Prabhakar

Lad Prabhakar (2):
i2c: riic: Implement bus recovery
i2c: riic: Recover from arbitration loss

drivers/i2c/busses/i2c-riic.c | 63 +++++++++++++++++++++++++++++++++--
1 file changed, 60 insertions(+), 3 deletions(-)

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2.49.0