Commit f53938d2 authored by Jarkko Nikula's avatar Jarkko Nikula Committed by Wolfram Sang
Browse files

i2c: i801: Add support for Intel Comet Lake PCH-V 



Add support for Intel Comet Lake PCH-V which is based on Intel Kaby
Lake. Difference between it and other Comet Lake variants is that former
uses previous iTCO version 4 and latter use version 6 like Intel Cannon
Lake PCH.

Signed-off-by: default avatarJarkko Nikula <jarkko.nikula@linux.intel.com>
Reviewed-by: default avatarJean Delvare <jdelvare@suse.de>
Signed-off-by: default avatarWolfram Sang <wsa@the-dreams.de>
parent 4fcb445e

drivers/i2c/busses/i2c-i801.c

+4 −0
Original line number Diff line number Diff line
@@ -68,6 +68,7 @@ 
 * Elkhart Lake (PCH)		0x4b23	32	hard	yes	yes	yes

 * Tiger Lake-LP (PCH)		0xa0a3	32	hard	yes	yes	yes

 * Jasper Lake (SOC)		0x4da3	32	hard	yes	yes	yes

 * Comet Lake-V (PCH)		0xa3a3	32	hard	yes	yes	yes

 *

 * Features supported by this driver:

 * Software PEC				no
@@ -244,6 +245,7 @@ 
#define PCI_DEVICE_ID_INTEL_LEWISBURG_SSKU_SMBUS	0xa223

#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_V_SMBUS		0xa3a3



struct i801_mux_config {

	char *gpio_chip;
@@ -1074,6 +1076,7 @@ static const struct pci_device_id i801_ids[] = { 
	{ 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_COMETLAKE_H_SMBUS) },

	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_COMETLAKE_V_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_SMBUS) },
@@ -1742,6 +1745,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) 
	case PCI_DEVICE_ID_INTEL_LEWISBURG_SSKU_SMBUS:

	case PCI_DEVICE_ID_INTEL_DNV_SMBUS:

	case PCI_DEVICE_ID_INTEL_KABYLAKE_PCH_H_SMBUS:

	case PCI_DEVICE_ID_INTEL_COMETLAKE_V_SMBUS:

		priv->features |= FEATURE_BLOCK_PROC;

		priv->features |= FEATURE_I2C_BLOCK_READ;

		priv->features |= FEATURE_IRQ;

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