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-rw-r--r--Documentation/i2c/busses/i2c-i801.rst1
-rw-r--r--drivers/i2c/busses/Kconfig1
-rw-r--r--drivers/i2c/busses/i2c-i801.c4
3 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/i2c/busses/i2c-i801.rst b/Documentation/i2c/busses/i2c-i801.rst
index faf32330c335..42bbdd6e7fd8 100644
--- a/Documentation/i2c/busses/i2c-i801.rst
+++ b/Documentation/i2c/busses/i2c-i801.rst
@@ -44,6 +44,7 @@ Supported adapters:
* Intel Tiger Lake (PCH)
* Intel Jasper Lake (SOC)
* Intel Emmitsburg (PCH)
+ * Intel Alder Lake (PCH)
Datasheets: Publicly available at the Intel website
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 96685b273f63..a4f473ef4e5c 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -147,6 +147,7 @@ config I2C_I801
Tiger Lake (PCH)
Jasper Lake (SOC)
Emmitsburg (PCH)
+ Alder 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 efab1e71ad6a..dbcaf1d0cd37 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -71,6 +71,7 @@
* Tiger Lake-H (PCH) 0x43a3 32 hard yes yes yes
* Jasper Lake (SOC) 0x4da3 32 hard yes yes yes
* Comet Lake-V (PCH) 0xa3a3 32 hard yes yes yes
+ * Alder Lake-S (PCH) 0x7aa3 32 hard yes yes yes
*
* Features supported by this driver:
* Software PEC no
@@ -228,6 +229,7 @@
#define PCI_DEVICE_ID_INTEL_ELKHART_LAKE_SMBUS 0x4b23
#define PCI_DEVICE_ID_INTEL_JASPER_LAKE_SMBUS 0x4da3
#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
#define PCI_DEVICE_ID_INTEL_WILDCATPOINT_SMBUS 0x8ca2
#define PCI_DEVICE_ID_INTEL_WELLSBURG_SMBUS 0x8d22
@@ -1081,6 +1083,7 @@ static const struct pci_device_id i801_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TIGERLAKE_LP_SMBUS) },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TIGERLAKE_H_SMBUS) },
{ 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) },
{ 0, }
};
@@ -1758,6 +1761,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
case PCI_DEVICE_ID_INTEL_TIGERLAKE_H_SMBUS:
case PCI_DEVICE_ID_INTEL_JASPER_LAKE_SMBUS:
case PCI_DEVICE_ID_INTEL_EBG_SMBUS:
+ case PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS:
priv->features |= FEATURE_BLOCK_PROC;
priv->features |= FEATURE_I2C_BLOCK_READ;
priv->features |= FEATURE_IRQ;