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i2c: i801: Add support for Intel Panther Lake

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[ Upstream commit bd492b5837 ]

Add SMBus PCI IDs on Intel Panther Lake-P and -U.

Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jarkko Nikula
2024-09-23 16:27:19 +03:00
committed by Greg Kroah-Hartman
parent f38ca98b07
commit 6e6a347998
3 changed files with 8 additions and 0 deletions
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1
Documentation/i2c/busses/i2c-i801.rst
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@@ -49,6 +49,7 @@ Supported adapters:
* Intel Meteor Lake (SOC and PCH)
* Intel Birch Stream (SOC)
* Intel Arrow Lake (SOC)
* Intel Panther Lake (SOC)
Datasheets: Publicly available at the Intel website

1
drivers/i2c/busses/Kconfig
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@@ -160,6 +160,7 @@ config I2C_I801
Meteor Lake (SOC and PCH)
Birch Stream (SOC)
Arrow Lake (SOC)
Panther Lake (SOC)
This driver can also be built as a module. If so, the module
will be called i2c-i801.

6
drivers/i2c/busses/i2c-i801.c
View File

@@ -81,6 +81,8 @@
* Meteor Lake PCH-S (PCH) 0x7f23 32 hard yes yes yes
* Birch Stream (SOC) 0x5796 32 hard yes yes yes
* Arrow Lake-H (SOC) 0x7722 32 hard yes yes yes
* Panther Lake-H (SOC) 0xe322 32 hard yes yes yes
* Panther Lake-P (SOC) 0xe422 32 hard yes yes yes
*
* Features supported by this driver:
* Software PEC no
@@ -258,6 +260,8 @@
#define PCI_DEVICE_ID_INTEL_CANNONLAKE_H_SMBUS 0xa323
#define PCI_DEVICE_ID_INTEL_COMETLAKE_V_SMBUS 0xa3a3
#define PCI_DEVICE_ID_INTEL_METEOR_LAKE_SOC_S_SMBUS 0xae22
#define PCI_DEVICE_ID_INTEL_PANTHER_LAKE_H_SMBUS 0xe322
#define PCI_DEVICE_ID_INTEL_PANTHER_LAKE_P_SMBUS 0xe422
struct i801_mux_config {
char *gpio_chip;
@@ -1049,6 +1053,8 @@ static const struct pci_device_id i801_ids[] = {
{ PCI_DEVICE_DATA(INTEL, METEOR_LAKE_PCH_S_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },
{ PCI_DEVICE_DATA(INTEL, BIRCH_STREAM_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) },
{ 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) },
{ 0, }
};