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| author | Jarkko Nikula <jarkko.nikula@linux.intel.com> | 2019-06-20 13:51:26 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2019-06-21 23:22:52 +0200 |
| commit | 9be1485accd4a0375170b93f90894e7728029078 (patch) | |
| tree | 039c16c237cd8f29238ab591d5bc833341c37fdc | |
| parent | 315cd67c945351f8a569500f8ab16b7fa94026e8 (diff) | |
| download | linux-9be1485accd4a0375170b93f90894e7728029078.tar.bz2 | |
i2c: i801: Add support for Intel Elkhart Lake
Add PCI ID for Intel Elkhart Lake PCH.
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
| -rw-r--r-- | Documentation/i2c/busses/i2c-i801 | 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 b/Documentation/i2c/busses/i2c-i801 index cafb7e05f951..d247edcb0f99 100644 --- a/Documentation/i2c/busses/i2c-i801 +++ b/Documentation/i2c/busses/i2c-i801 @@ -37,6 +37,7 @@ Supported adapters: * Intel Cedar Fork (PCH) * Intel Ice Lake (PCH) * Intel Comet Lake (PCH) + * Intel Elkhart Lake (PCH) Datasheets: Publicly available at the Intel website On Intel Patsburg and later chipsets, both the normal host SMBus controller diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 0621f3f59213..07c86cd058cd 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -143,6 +143,7 @@ config I2C_I801 Cedar Fork (PCH) Ice Lake (PCH) Comet Lake (PCH) + Elkhart 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 70d48f4fba95..82005291bcf3 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -72,6 +72,7 @@ * Cedar Fork (PCH) 0x18df 32 hard yes yes yes * Ice Lake-LP (PCH) 0x34a3 32 hard yes yes yes * Comet Lake (PCH) 0x02a3 32 hard yes yes yes + * Elkhart Lake (PCH) 0x4b23 32 hard yes yes yes * * Features supported by this driver: * Software PEC no @@ -244,6 +245,7 @@ #define PCI_DEVICE_ID_INTEL_KABYLAKE_PCH_H_SMBUS 0xa2a3 #define PCI_DEVICE_ID_INTEL_CANNONLAKE_H_SMBUS 0xa323 #define PCI_DEVICE_ID_INTEL_COMETLAKE_SMBUS 0x02a3 +#define PCI_DEVICE_ID_INTEL_ELKHART_LAKE_SMBUS 0x4b23 struct i801_mux_config { char *gpio_chip; @@ -1071,6 +1073,7 @@ static const struct pci_device_id i801_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_CANNONLAKE_LP_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICELAKE_LP_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_COMETLAKE_SMBUS) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ELKHART_LAKE_SMBUS) }, { 0, } }; @@ -1683,6 +1686,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) case PCI_DEVICE_ID_INTEL_KABYLAKE_PCH_H_SMBUS: case PCI_DEVICE_ID_INTEL_ICELAKE_LP_SMBUS: case PCI_DEVICE_ID_INTEL_COMETLAKE_SMBUS: + case PCI_DEVICE_ID_INTEL_ELKHART_LAKE_SMBUS: priv->features |= FEATURE_BLOCK_PROC; priv->features |= FEATURE_I2C_BLOCK_READ; priv->features |= FEATURE_IRQ; |