[PATCH] i2c: i801: Add support for Intel Nova Lake-S

[PATCH] i2c: i801: Add support for Intel Nova Lake-S

[Heikki Krogerus]

From: Jarkko Nikula <jarkko.nikula@linux.intel.com>

Add SMBus PCI IDs on Intel Nova Lake-S.

Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
---
 Documentation/i2c/busses/i2c-i801.rst | 1 +
 drivers/i2c/busses/Kconfig            | 1 +
 drivers/i2c/busses/i2c-i801.c         | 3 +++
 3 files changed, 5 insertions(+)

diff --git a/Documentation/i2c/busses/i2c-i801.rst b/Documentation/i2c/busses/i2c-i801.rst
index c939a5bfc8d0..bbbce90eb7d8 100644
--- a/Documentation/i2c/busses/i2c-i801.rst
+++ b/Documentation/i2c/busses/i2c-i801.rst
@@ -52,6 +52,7 @@ Supported adapters:
   * Intel Panther Lake (SOC)
   * Intel Wildcat Lake (SOC)
   * Intel Diamond Rapids (SOC)
+  * Intel Nova Lake (PCH)
 
    Datasheets: Publicly available at the Intel website
 
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 8bf0e07aa75c..f2b923d38359 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -167,6 +167,7 @@ config I2C_I801
 	    Panther Lake (SOC)
 	    Wildcat Lake (SOC)
 	    Diamond Rapids (SOC)
+	    Nova Lake (PCH)
 
 	  This driver can also be built as a module.  If so, the module
 	  will be called i2c-i801.
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 81e6e2d7ad3d..9e1789725edf 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -85,6 +85,7 @@
  * 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
+ * Nova Lake-S (PCH)		0x6e23	32	hard	yes	yes	yes
  *
  * Features supported by this driver:
  * Software PEC				no
@@ -245,6 +246,7 @@
 #define PCI_DEVICE_ID_INTEL_BIRCH_STREAM_SMBUS		0x5796
 #define PCI_DEVICE_ID_INTEL_DIAMOND_RAPIDS_SMBUS	0x5827
 #define PCI_DEVICE_ID_INTEL_BROXTON_SMBUS		0x5ad4
+#define PCI_DEVICE_ID_INTEL_NOVA_LAKE_S_SMBUS		0x6e23
 #define PCI_DEVICE_ID_INTEL_ARROW_LAKE_H_SMBUS		0x7722
 #define PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_S_SMBUS		0x7a23
 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS		0x7aa3
@@ -1061,6 +1063,7 @@ static const struct pci_device_id i801_ids[] = {
 	{ 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) },
 	{ PCI_DEVICE_DATA(INTEL, WILDCAT_LAKE_U_SMBUS,		FEATURES_ICH5 | FEATURE_TCO_CNL) },
+	{ PCI_DEVICE_DATA(INTEL, NOVA_LAKE_S_SMBUS,		FEATURES_ICH5 | FEATURE_TCO_CNL) },
 	{ 0, }
 };
 
-- 
2.50.1

Re: [PATCH] i2c: i801: Add support for Intel Nova Lake-S

[Andi Shyti]

Hi Heikki,

On Mon, Nov 24, 2025 at 02:28:15PM +0100, Heikki Krogerus wrote:
> From: Jarkko Nikula <jarkko.nikula@linux.intel.com>
> 
> Add SMBus PCI IDs on Intel Nova Lake-S.
> 
> Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
> Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>

Merged to i2c/i2c-host.

Thanks,
Andi