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path: root/drivers/i2c/busses/i2c-i801.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-i801.c')
-rw-r--r--drivers/i2c/busses/i2c-i801.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index eaef9bc9d..f62d69799 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -60,6 +60,10 @@
* BayTrail (SOC) 0x0f12 32 hard yes yes yes
* Sunrise Point-H (PCH) 0xa123 32 hard yes yes yes
* Sunrise Point-LP (PCH) 0x9d23 32 hard yes yes yes
+ * DNV (SOC) 0x19df 32 hard yes yes yes
+ * Broxton (SOC) 0x5ad4 32 hard yes yes yes
+ * Lewisburg (PCH) 0xa1a3 32 hard yes yes yes
+ * Lewisburg Supersku (PCH) 0xa223 32 hard yes yes yes
*
* Features supported by this driver:
* Software PEC no
@@ -202,6 +206,10 @@
#define PCI_DEVICE_ID_INTEL_WILDCATPOINT_LP_SMBUS 0x9ca2
#define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_SMBUS 0xa123
#define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_SMBUS 0x9d23
+#define PCI_DEVICE_ID_INTEL_DNV_SMBUS 0x19df
+#define PCI_DEVICE_ID_INTEL_BROXTON_SMBUS 0x5ad4
+#define PCI_DEVICE_ID_INTEL_LEWISBURG_SMBUS 0xa1a3
+#define PCI_DEVICE_ID_INTEL_LEWISBURG_SSKU_SMBUS 0xa223
struct i801_mux_config {
char *gpio_chip;
@@ -863,6 +871,10 @@ 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_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_DNV_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_SSKU_SMBUS) },
{ 0, }
};
@@ -1251,11 +1263,15 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
priv->adapter.owner = THIS_MODULE;
priv->adapter.class = i801_get_adapter_class(priv);
priv->adapter.algo = &smbus_algorithm;
+ priv->adapter.dev.parent = &dev->dev;
+ ACPI_COMPANION_SET(&priv->adapter.dev, ACPI_COMPANION(&dev->dev));
+ priv->adapter.retries = 3;
priv->pci_dev = dev;
switch (dev->device) {
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_SMBUS:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_SMBUS:
+ case PCI_DEVICE_ID_INTEL_DNV_SMBUS:
priv->features |= FEATURE_I2C_BLOCK_READ;
priv->features |= FEATURE_IRQ;
priv->features |= FEATURE_SMBUS_PEC;
@@ -1381,12 +1397,6 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
i801_add_tco(priv);
- /* set up the sysfs linkage to our parent device */
- priv->adapter.dev.parent = &dev->dev;
-
- /* Retry up to 3 times on lost arbitration */
- priv->adapter.retries = 3;
-
snprintf(priv->adapter.name, sizeof(priv->adapter.name),
"SMBus I801 adapter at %04lx", priv->smba);
err = i2c_add_adapter(&priv->adapter);