[PATCH] i2c: i801: Fix the Intel Diamond Rapids features

Heikki Krogerus
2025-10-28T10:53:44Z

Diamond Rapids does not support the iTCO feature.
Adding also the missing comment describing Diamond
Rapids while at it.

Fixes: 084cbc58e720 ("i2c: i801: Add support for Intel Diamond Rapids")
Reported-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
---
drivers/i2c/busses/i2c-i801.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 91d4d14605aa..81e6e2d7ad3d 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -84,6 +84,7 @@
* Panther Lake-H (SOC) 0xe322 32 hard yes yes yes
* Panther Lake-P (SOC) 0xe422 32 hard yes yes yes
* Wildcat Lake-U (SOC) 0x4d22 32 hard yes yes yes
+ * Diamond Rapids (SOC) 0x5827 32 hard yes yes yes
*
* Features supported by this driver:
* Software PEC no
@@ -1055,7 +1056,7 @@ static const struct pci_device_id i801_ids[] = {
{ PCI_DEVICE_DATA(INTEL, METEOR_LAKE_SOC_S_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },
{ PCI_DEVICE_DATA(INTEL, METEOR_LAKE_PCH_S_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },
{ PCI_DEVICE_DATA(INTEL, BIRCH_STREAM_SMBUS, FEATURES_ICH5) },
- { PCI_DEVICE_DATA(INTEL, DIAMOND_RAPIDS_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },
+ { PCI_DEVICE_DATA(INTEL, DIAMOND_RAPIDS_SMBUS, FEATURES_ICH5) },
{ PCI_DEVICE_DATA(INTEL, ARROW_LAKE_H_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },
{ PCI_DEVICE_DATA(INTEL, PANTHER_LAKE_H_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },
{ PCI_DEVICE_DATA(INTEL, PANTHER_LAKE_P_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },
--
2.50.1