tjh.dev / kernel
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i2c: i801: Add support for Intel Diamond Rapids

Add SMBus PCI ID on Intel Diamond Rapids.

Signed-off-by: Zeng Guang <guang.zeng@intel.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Link: https://lore.kernel.org/r/20251021073522.3458383-1-heikki.krogerus@linux.intel.com

authored by

Zeng Guang and committed by
Andi Shyti 90f690a4 b4cc8180

+4
+1
Documentation/i2c/busses/i2c-i801.rst
··· 51 51 * Intel Arrow Lake (SOC) 52 52 * Intel Panther Lake (SOC) 53 53 * Intel Wildcat Lake (SOC) 54 + * Intel Diamond Rapids (SOC) 54 55 55 56 Datasheets: Publicly available at the Intel website 56 57
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drivers/i2c/busses/Kconfig
··· 166 166 Arrow Lake (SOC) 167 167 Panther Lake (SOC) 168 168 Wildcat Lake (SOC) 169 + Diamond Rapids (SOC) 169 170 170 171 This driver can also be built as a module. If so, the module 171 172 will be called i2c-i801.
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drivers/i2c/busses/i2c-i801.c
··· 242 242 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_P_SMBUS 0x51a3 243 243 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_M_SMBUS 0x54a3 244 244 #define PCI_DEVICE_ID_INTEL_BIRCH_STREAM_SMBUS 0x5796 245 + #define PCI_DEVICE_ID_INTEL_DIAMOND_RAPIDS_SMBUS 0x5827 245 246 #define PCI_DEVICE_ID_INTEL_BROXTON_SMBUS 0x5ad4 246 247 #define PCI_DEVICE_ID_INTEL_ARROW_LAKE_H_SMBUS 0x7722 247 248 #define PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_S_SMBUS 0x7a23 ··· 1055 1054 { PCI_DEVICE_DATA(INTEL, METEOR_LAKE_SOC_S_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, 1056 1055 { PCI_DEVICE_DATA(INTEL, METEOR_LAKE_PCH_S_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, 1057 1056 { PCI_DEVICE_DATA(INTEL, BIRCH_STREAM_SMBUS, FEATURES_ICH5) }, 1057 + { PCI_DEVICE_DATA(INTEL, DIAMOND_RAPIDS_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, 1058 1058 { PCI_DEVICE_DATA(INTEL, ARROW_LAKE_H_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, 1059 1059 { PCI_DEVICE_DATA(INTEL, PANTHER_LAKE_H_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, 1060 1060 { PCI_DEVICE_DATA(INTEL, PANTHER_LAKE_P_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },