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i2c: i801: Add support for Intel Jasper Lake

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Add support for SMBus controller on Intel Jasper Lake PCH-N.

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>
This commit is contained in:
Jarkko Nikula 2019-10-24 13:57:25 +03:00 committed by Wolfram Sang
parent dda9671399
commit e0c61c0479
3 changed files with 6 additions and 0 deletions
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1
Documentation/i2c/busses/i2c-i801.rst
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@ -42,6 +42,7 @@ Supported adapters:
* Intel Comet Lake (PCH)
* Intel Elkhart Lake (PCH)
* Intel Tiger Lake (PCH)
* Intel Jasper Lake (PCH)
Datasheets: Publicly available at the Intel website

1
drivers/i2c/busses/Kconfig
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@ -145,6 +145,7 @@ config I2C_I801
Comet Lake (PCH)
Elkhart Lake (PCH)
Tiger Lake (PCH)
Jasper Lake (PCH)
This driver can also be built as a module. If so, the module
will be called i2c-i801.

4
drivers/i2c/busses/i2c-i801.c
View File

@ -66,6 +66,7 @@
* Comet Lake (PCH) 0x02a3 32 hard yes yes yes
* Elkhart Lake (PCH) 0x4b23 32 hard yes yes yes
* Tiger Lake-LP (PCH) 0xa0a3 32 hard yes yes yes
* Jasper Lake-N (PCH) 0x4da3 32 hard yes yes yes
*
* Features supported by this driver:
* Software PEC no
@ -223,6 +224,7 @@
#define PCI_DEVICE_ID_INTEL_ICELAKE_LP_SMBUS 0x34a3
#define PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS 0x3b30
#define PCI_DEVICE_ID_INTEL_ELKHART_LAKE_SMBUS 0x4b23
#define PCI_DEVICE_ID_INTEL_JASPER_LAKE_N_SMBUS 0x4da3
#define PCI_DEVICE_ID_INTEL_BROXTON_SMBUS 0x5ad4
#define PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS 0x8c22
#define PCI_DEVICE_ID_INTEL_WILDCATPOINT_SMBUS 0x8ca2
@ -1071,6 +1073,7 @@ static const struct pci_device_id i801_ids[] = {
{ 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) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TIGERLAKE_LP_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_JASPER_LAKE_N_SMBUS) },
{ 0, }
};
@ -1752,6 +1755,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
case PCI_DEVICE_ID_INTEL_COMETLAKE_SMBUS:
case PCI_DEVICE_ID_INTEL_ELKHART_LAKE_SMBUS:
case PCI_DEVICE_ID_INTEL_TIGERLAKE_LP_SMBUS:
case PCI_DEVICE_ID_INTEL_JASPER_LAKE_N_SMBUS:
priv->features |= FEATURE_BLOCK_PROC;
priv->features |= FEATURE_I2C_BLOCK_READ;
priv->features |= FEATURE_IRQ;