Commit 8f51c176 authored by Jarkko Nikula's avatar Jarkko Nikula Committed by Wolfram Sang
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i2c: i801: Add support for Intel Alder Lake PCH-M 



Add PCI ID of SMBus controller on Intel Alder Lake PCH-M.

Signed-off-by: default avatarJarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: default avatarWolfram Sang <wsa@kernel.org>
parent 068ff57d

drivers/i2c/busses/i2c-i801.c

+4 −0
Original line number Diff line number Diff line
@@ -73,6 +73,7 @@ 
 * Comet Lake-V (PCH)		0xa3a3	32	hard	yes	yes	yes

 * Alder Lake-S (PCH)		0x7aa3	32	hard	yes	yes	yes

 * Alder Lake-P (PCH)		0x51a3	32	hard	yes	yes	yes

 * Alder Lake-M (PCH)		0x54a3	32	hard	yes	yes	yes

 *

 * Features supported by this driver:

 * Software PEC				no
@@ -230,6 +231,7 @@ 
#define PCI_DEVICE_ID_INTEL_ELKHART_LAKE_SMBUS		0x4b23

#define PCI_DEVICE_ID_INTEL_JASPER_LAKE_SMBUS		0x4da3

#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_P_SMBUS		0x51a3

#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_M_SMBUS		0x54a3

#define PCI_DEVICE_ID_INTEL_BROXTON_SMBUS		0x5ad4

#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS		0x7aa3

#define PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS		0x8c22
@@ -1087,6 +1089,7 @@ static const struct pci_device_id i801_ids[] = { 
	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_JASPER_LAKE_SMBUS) },

	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS) },

	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ALDER_LAKE_P_SMBUS) },

	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ALDER_LAKE_M_SMBUS) },

	{ 0, }

};
@@ -1771,6 +1774,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) 
	case PCI_DEVICE_ID_INTEL_EBG_SMBUS:

	case PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS:

	case PCI_DEVICE_ID_INTEL_ALDER_LAKE_P_SMBUS:

	case PCI_DEVICE_ID_INTEL_ALDER_LAKE_M_SMBUS:

		priv->features |= FEATURE_BLOCK_PROC;

		priv->features |= FEATURE_I2C_BLOCK_READ;

		priv->features |= FEATURE_IRQ;