From: Jarkko Nikula Date: Mon, 24 Nov 2025 13:28:15 +0000 (+0100) Subject: i2c: i801: Add support for Intel Nova Lake-S X-Git-Tag: v6.19-rc2~3^2~1 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dde7e21311004a6d227b628f14c582313da90bde;p=thirdparty%2Flinux.git i2c: i801: Add support for Intel Nova Lake-S Add SMBus PCI IDs on Intel Nova Lake-S. Signed-off-by: Jarkko Nikula Signed-off-by: Heikki Krogerus Signed-off-by: Andi Shyti Link: https://lore.kernel.org/r/20251124132816.470599-1-heikki.krogerus@linux.intel.com --- 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 cea87fcb4a1a..09ba55bae1fa 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, } };