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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.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 877fe3733a42..4acee6f9e5a3 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -72,6 +72,7 @@
* 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
+ * Alder Lake-P (PCH) 0x51a3 32 hard yes yes yes
*
* Features supported by this driver:
* Software PEC no
@@ -228,6 +229,7 @@
#define PCI_DEVICE_ID_INTEL_TIGERLAKE_H_SMBUS 0x43a3
#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_BROXTON_SMBUS 0x5ad4
#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_S_SMBUS 0x7aa3
#define PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS 0x8c22
@@ -1084,6 +1086,7 @@ static const struct pci_device_id i801_ids[] = {
{ 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) },
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ALDER_LAKE_P_SMBUS) },
{ 0, }
};
@@ -1433,7 +1436,7 @@ static int i801_add_mux(struct i801_priv *priv)
const struct i801_mux_config *mux_config;
struct i2c_mux_gpio_platform_data gpio_data;
struct gpiod_lookup_table *lookup;
- int err, i;
+ int i;
if (!priv->mux_drvdata)
return 0;
@@ -1473,22 +1476,17 @@ static int i801_add_mux(struct i801_priv *priv)
PLATFORM_DEVID_NONE, &gpio_data,
sizeof(struct i2c_mux_gpio_platform_data));
if (IS_ERR(priv->mux_pdev)) {
- err = PTR_ERR(priv->mux_pdev);
gpiod_remove_lookup_table(lookup);
- priv->mux_pdev = NULL;
dev_err(dev, "Failed to register i2c-mux-gpio device\n");
- return err;
}
- return 0;
+ return PTR_ERR_OR_ZERO(priv->mux_pdev);
}
static void i801_del_mux(struct i801_priv *priv)
{
- if (priv->mux_pdev)
- platform_device_unregister(priv->mux_pdev);
- if (priv->lookup)
- gpiod_remove_lookup_table(priv->lookup);
+ platform_device_unregister(priv->mux_pdev);
+ gpiod_remove_lookup_table(priv->lookup);
}
static unsigned int i801_get_adapter_class(struct i801_priv *priv)
@@ -1772,6 +1770,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
case PCI_DEVICE_ID_INTEL_JASPER_LAKE_SMBUS:
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:
priv->features |= FEATURE_BLOCK_PROC;
priv->features |= FEATURE_I2C_BLOCK_READ;
priv->features |= FEATURE_IRQ;