[PATCH v2 0/3] i2c: pxa: fix I2C communication on Armada 3700
From: Gabor Juhos
Date: Mon Aug 11 2025 - 15:50:19 EST
There is a long standing bug which causes I2C communication not to
work on the Armada 3700 based boards. This small series restores
that functionality.
Signed-off-by: Imre Kaloz <kaloz@xxxxxxxxxxx>
Signed-off-by: Gabor Juhos <j4g8y7@xxxxxxxxx>
---
Changes in v2:
- collect offered tags
- rebase and retest on tip of i2c/for-current
- Link to v1: https://lore.kernel.org/r/20250511-i2c-pxa-fix-i2c-communication-v1-0-e9097d09a015@xxxxxxxxx
---
Gabor Juhos (3):
i2c: add init_recovery() callback
i2c: pxa: prevent calling of the generic recovery init code
i2c: pxa: handle 'Early Bus Busy' condition on Armada 3700
drivers/i2c/busses/i2c-pxa.c | 25 +++++++++++++++++++------
drivers/i2c/i2c-core-base.c | 8 +++++++-
include/linux/i2c.h | 4 ++++
3 files changed, 30 insertions(+), 7 deletions(-)
---
base-commit: 8f5ae30d69d7543eee0d70083daf4de8fe15d585
change-id: 20250510-i2c-pxa-fix-i2c-communication-3e6de1e3d0c6
Best regards,
--
Gabor Juhos <j4g8y7@xxxxxxxxx>