redonkable
/
remarkable-linux
1
0
Fork 0
Code Releases Activity

i2c: i801: Add support for Intel Cedar Fork 

Add PCI ID for Intel Cedar Fork 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>
zero-colors
Jarkko Nikula 2017-09-21 16:23:16 +03:00 committed by Wolfram Sang
parent 463a9215f3
commit cb09d943c7
3 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Documentation/i2c/busses/i2c-i801
View File

@ -36,6 +36,7 @@ Supported adapters:
* Intel Gemini Lake (SOC) * Intel Gemini Lake (SOC)
* Intel Cannon Lake-H (PCH) * Intel Cannon Lake-H (PCH)
* Intel Cannon Lake-LP (PCH) * Intel Cannon Lake-LP (PCH)
* Intel Cedar Fork (PCH)
Datasheets: Publicly available at the Intel website Datasheets: Publicly available at the Intel website
On Intel Patsburg and later chipsets, both the normal host SMBus controller On Intel Patsburg and later chipsets, both the normal host SMBus controller

1
drivers/i2c/busses/Kconfig
View File

@ -131,6 +131,7 @@ config I2C_I801
Gemini Lake (SOC) Gemini Lake (SOC)
Cannon Lake-H (PCH) Cannon Lake-H (PCH)
Cannon Lake-LP (PCH) Cannon Lake-LP (PCH)
Cedar Fork (PCH)
This driver can also be built as a module. If so, the module This driver can also be built as a module. If so, the module
will be called i2c-i801. will be called i2c-i801.

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

@ -68,6 +68,7 @@
* Gemini Lake (SOC) 0x31d4 32 hard yes yes yes * Gemini Lake (SOC) 0x31d4 32 hard yes yes yes
* Cannon Lake-H (PCH) 0xa323 32 hard yes yes yes * Cannon Lake-H (PCH) 0xa323 32 hard yes yes yes
* Cannon Lake-LP (PCH) 0x9da3 32 hard yes yes yes * Cannon Lake-LP (PCH) 0x9da3 32 hard yes yes yes
* Cedar Fork (PCH) 0x18df 32 hard yes yes yes
* *
* Features supported by this driver: * Features supported by this driver:
* Software PEC no * Software PEC no
@ -204,6 +205,7 @@
/* Older devices have their ID defined in <linux/pci_ids.h> */ /* Older devices have their ID defined in <linux/pci_ids.h> */
#define PCI_DEVICE_ID_INTEL_BAYTRAIL_SMBUS 0x0f12 #define PCI_DEVICE_ID_INTEL_BAYTRAIL_SMBUS 0x0f12
#define PCI_DEVICE_ID_INTEL_CDF_SMBUS 0x18df
#define PCI_DEVICE_ID_INTEL_DNV_SMBUS 0x19df #define PCI_DEVICE_ID_INTEL_DNV_SMBUS 0x19df
#define PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS 0x1c22 #define PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS 0x1c22
#define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS 0x1d22 #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS 0x1d22
@ -1025,6 +1027,7 @@ static const struct pci_device_id i801_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BRASWELL_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BRASWELL_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_CDF_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_DNV_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_DNV_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BROXTON_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BROXTON_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LEWISBURG_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LEWISBURG_SMBUS) },
@ -1513,6 +1516,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
case PCI_DEVICE_ID_INTEL_CANNONLAKE_LP_SMBUS: case PCI_DEVICE_ID_INTEL_CANNONLAKE_LP_SMBUS:
case PCI_DEVICE_ID_INTEL_LEWISBURG_SMBUS: case PCI_DEVICE_ID_INTEL_LEWISBURG_SMBUS:
case PCI_DEVICE_ID_INTEL_LEWISBURG_SSKU_SMBUS: case PCI_DEVICE_ID_INTEL_LEWISBURG_SSKU_SMBUS:
case PCI_DEVICE_ID_INTEL_CDF_SMBUS:
case PCI_DEVICE_ID_INTEL_DNV_SMBUS: case PCI_DEVICE_ID_INTEL_DNV_SMBUS:
case PCI_DEVICE_ID_INTEL_KABYLAKE_PCH_H_SMBUS: case PCI_DEVICE_ID_INTEL_KABYLAKE_PCH_H_SMBUS:
priv->features |= FEATURE_I2C_BLOCK_READ; priv->features |= FEATURE_I2C_BLOCK_READ;