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author | Jarkko Nikula <jarkko.nikula@linux.intel.com> | 2020-09-24 16:52:17 +0300 |
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committer | Wolfram Sang <wsa@kernel.org> | 2020-09-29 22:34:26 +0300 |
commit | 332fdaebb64e6fe6fdd1b0463c88bafec0faa199 (patch) | |
tree | 1460ebffb10caf379df6c413bb3447a4f43d0424 | |
parent | d0fa235c0a6131925ff1e9839f1135c693e73dfa (diff) | |
download | linux-332fdaebb64e6fe6fdd1b0463c88bafec0faa199.tar.xz |
i2c: i801: Add support for Intel Alder Lake PCH-S
Add PCI ID of SMBus controller on Intel Alder Lake PCH-S
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
-rw-r--r-- | Documentation/i2c/busses/i2c-i801.rst | 1 | ||||
-rw-r--r-- | drivers/i2c/busses/Kconfig | 1 | ||||
-rw-r--r-- | drivers/i2c/busses/i2c-i801.c | 4 |
3 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/i2c/busses/i2c-i801.rst b/Documentation/i2c/busses/i2c-i801.rst index faf32330c335..42bbdd6e7fd8 100644 --- a/Documentation/i2c/busses/i2c-i801.rst +++ b/Documentation/i2c/busses/i2c-i801.rst @@ -44,6 +44,7 @@ Supported adapters: * Intel Tiger Lake (PCH) * Intel Jasper Lake (SOC) * Intel Emmitsburg (PCH) + * Intel Alder Lake (PCH) Datasheets: Publicly available at the Intel website diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 96685b273f63..a4f473ef4e5c 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -147,6 +147,7 @@ config I2C_I801 Tiger Lake (PCH) Jasper Lake (SOC) Emmitsburg (PCH) + Alder 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 efab1e71ad6a..dbcaf1d0cd37 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -71,6 +71,7 @@ * Tiger Lake-H (PCH) 0x43a3 32 hard yes yes yes * Jasper Lake (SOC) 0x4da3 32 hard yes yes yes * Comet Lake-V (PCH) 0xa3a3 32 hard yes yes yes + * Alder Lake-S (PCH) 0x7aa3 32 hard yes yes yes * * Features supported by this driver: * Software PEC no @@ -228,6 +229,7 @@ #define PCI_DEVICE_ID_INTEL_ELKHART_LAKE_SMBUS 0x4b23 #define PCI_DEVICE_ID_INTEL_JASPER_LAKE_SMBUS 0x4da3 #define PCI_DEVICE_ID_INTEL_BROXTON_SMBUS 0x5ad4 +#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS 0x7aa3 #define PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS 0x8c22 #define PCI_DEVICE_ID_INTEL_WILDCATPOINT_SMBUS 0x8ca2 #define PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS 0x8d22 @@ -1081,6 +1083,7 @@ static const struct pci_device_id i801_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TIGERLAKE_LP_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TIGERLAKE_H_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_JASPER_LAKE_SMBUS) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS) }, { 0, } }; @@ -1758,6 +1761,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) case PCI_DEVICE_ID_INTEL_TIGERLAKE_H_SMBUS: case PCI_DEVICE_ID_INTEL_JASPER_LAKE_SMBUS: case PCI_DEVICE_ID_INTEL_EBG_SMBUS: + case PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS: priv->features |= FEATURE_BLOCK_PROC; priv->features |= FEATURE_I2C_BLOCK_READ; priv->features |= FEATURE_IRQ; |