From f53938d2c79ae3c768dc92b1c3d898dfe820a491 Mon Sep 17 00:00:00 2001
From: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Date: Thu, 16 Jan 2020 09:46:51 +0200
Subject: [PATCH] i2c: i801: Add support for Intel Comet Lake PCH-V
Git-commit: f53938d2c79ae3c768dc92b1c3d898dfe820a491
Patch-mainline: v5.6-rc1
References: jsc#SLE-13411
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: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/i2c/busses/i2c-i801.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 44db3a91d32d..ca4f096fef74 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -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;
--
2.16.4