diff --git a/Documentation/i2c/busses/i2c-i801.rst b/Documentation/i2c/busses/i2c-i801.rst
index 47e8ac5b7099f..3f45d5434da58 100644
--- a/Documentation/i2c/busses/i2c-i801.rst
+++ b/Documentation/i2c/busses/i2c-i801.rst
@@ -50,6 +50,7 @@ Supported adapters:
   * Intel Birch Stream (SOC)
   * Intel Arrow Lake (SOC)
   * Intel Panther Lake (SOC)
+  * Intel Diamond Rapids (SOC)
 
    Datasheets: Publicly available at the Intel website
 
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 79ab924a4b2b9..3860ac787f0c1 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -161,6 +161,7 @@ config I2C_I801
 	    Birch Stream (SOC)
 	    Arrow Lake (SOC)
 	    Panther Lake (SOC)
+	    Diamond Rapids (SOC)
 
 	  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 b0429fa3f5734..63d6dfc1d2975 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -83,6 +83,7 @@
  * Arrow Lake-H (SOC)		0x7722	32	hard	yes	yes	yes
  * Panther Lake-H (SOC)		0xe322	32	hard	yes	yes	yes
  * Panther Lake-P (SOC)		0xe422	32	hard	yes	yes	yes
+ * Diamond Rapids (SOC)		0x5827	32	hard	yes	yes	yes
  *
  * Features supported by this driver:
  * Software PEC				no
@@ -236,6 +237,7 @@
 #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_BIRCH_STREAM_SMBUS		0x5796
+#define PCI_DEVICE_ID_INTEL_DIAMOND_RAPIDS_SMBUS	0x5827
 #define PCI_DEVICE_ID_INTEL_BROXTON_SMBUS		0x5ad4
 #define PCI_DEVICE_ID_INTEL_ARROW_LAKE_H_SMBUS		0x7722
 #define PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_S_SMBUS		0x7a23
@@ -1052,6 +1054,7 @@ static const struct pci_device_id i801_ids[] = {
 	{ PCI_DEVICE_DATA(INTEL, METEOR_LAKE_SOC_S_SMBUS,	FEATURES_ICH5 | FEATURE_TCO_CNL) },
 	{ PCI_DEVICE_DATA(INTEL, METEOR_LAKE_PCH_S_SMBUS,	FEATURES_ICH5 | FEATURE_TCO_CNL) },
 	{ PCI_DEVICE_DATA(INTEL, BIRCH_STREAM_SMBUS,		FEATURES_ICH5)			 },
+	{ PCI_DEVICE_DATA(INTEL, DIAMOND_RAPIDS_SMBUS,		FEATURES_ICH5)			 },
 	{ PCI_DEVICE_DATA(INTEL, ARROW_LAKE_H_SMBUS,		FEATURES_ICH5 | FEATURE_TCO_CNL) },
 	{ PCI_DEVICE_DATA(INTEL, PANTHER_LAKE_H_SMBUS,		FEATURES_ICH5 | FEATURE_TCO_CNL) },
 	{ PCI_DEVICE_DATA(INTEL, PANTHER_LAKE_P_SMBUS,		FEATURES_ICH5 | FEATURE_TCO_CNL) },
diff --git a/drivers/spi/spi-intel-pci.c b/drivers/spi/spi-intel-pci.c
index 43692315ea305..56985c4ea56a7 100644
--- a/drivers/spi/spi-intel-pci.c
+++ b/drivers/spi/spi-intel-pci.c
@@ -73,6 +73,7 @@ static const struct pci_device_id intel_spi_pci_ids[] = {
 	{ PCI_VDEVICE(INTEL, 0x51a4), (unsigned long)&cnl_info },
 	{ PCI_VDEVICE(INTEL, 0x54a4), (unsigned long)&cnl_info },
 	{ PCI_VDEVICE(INTEL, 0x5794), (unsigned long)&cnl_info },
+	{ PCI_VDEVICE(INTEL, 0x5825), (unsigned long)&cnl_info },
 	{ PCI_VDEVICE(INTEL, 0x7a24), (unsigned long)&cnl_info },
 	{ PCI_VDEVICE(INTEL, 0x7aa4), (unsigned long)&cnl_info },
 	{ PCI_VDEVICE(INTEL, 0x7e23), (unsigned long)&cnl_info },