southbridge/amd/pi: Add support for new AMD southbridge Kern

Kern is the southbridge of AMD Merlin Falcon(Carrizo).
This add support of HD audio, lpc, sata and usb for Kern.

Change-Id: Ie47e38bc1099cdb72002619cb1da269f3739678b
Signed-off-by: WANG Siyuan <wangsiyuanbuaa@gmail.com>
Signed-off-by: WANG Siyuan <SiYuan.Wang@amd.com>
Reviewed-on: http://review.coreboot.org/10418
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marc.jones@se-eng.com>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

13 files changed, 181 insertions, 39 deletions

diff --git a/src/include/device/pci_ids.h b/src/include/device/pci_ids.h
index a02a27c1aa..13e66db2ac 100644
--- a/src/include/device/pci_ids.h
+++ b/src/include/device/pci_ids.h
@@ -427,6 +427,13 @@
 #define PCI_DEVICE_ID_AMD_SR5650_PCIE_DEV13    0x5A1E
 #define PCI_DEVICE_ID_AMD_SR5650_PCIE_DEV8     0x5A21
 
+#define PCI_DEVICE_ID_AMD_CZ_HDA        0x157A
+#define PCI_DEVICE_ID_AMD_CZ_LPC        0x790E
+#define PCI_DEVICE_ID_AMD_CZ_SATA       0x7900
+#define PCI_DEVICE_ID_AMD_CZ_SATA_AHCI  0x7901
+#define PCI_DEVICE_ID_AMD_CZ_USB_0      0x7907
+#define PCI_DEVICE_ID_AMD_CZ_USB_1      0x7908
+
 #define PCI_VENDOR_ID_VLSI		0x1004
 #define PCI_DEVICE_ID_VLSI_82C592	0x0005
 #define PCI_DEVICE_ID_VLSI_82C593	0x0006
diff --git a/src/southbridge/amd/common/Makefile.inc b/src/southbridge/amd/common/Makefile.inc
index 1f847cd0bb..50adf7b5fa 100644
--- a/src/southbridge/amd/common/Makefile.inc
+++ b/src/southbridge/amd/common/Makefile.inc
@@ -5,3 +5,4 @@ ramstage-$(CONFIG_SOUTHBRIDGE_AMD_AGESA_HUDSON) += amd_pci_util.c
 ramstage-$(CONFIG_SOUTHBRIDGE_AMD_AGESA_YANGTZE) += amd_pci_util.c
 ramstage-$(CONFIG_SOUTHBRIDGE_AMD_PI_AVALON) += amd_pci_util.c
 ramstage-$(CONFIG_SOUTHBRIDGE_AMD_PI_BOLTON) += amd_pci_util.c
+ramstage-$(CONFIG_SOUTHBRIDGE_AMD_PI_KERN) += amd_pci_util.c
diff --git a/src/southbridge/amd/pi/Makefile.inc b/src/southbridge/amd/pi/Makefile.inc
index f1e81ea011..b7a26562a3 100644
--- a/src/southbridge/amd/pi/Makefile.inc
+++ b/src/southbridge/amd/pi/Makefile.inc
@@ -18,3 +18,4 @@
 #
 subdirs-$(CONFIG_SOUTHBRIDGE_AMD_PI_AVALON) += hudson
 subdirs-$(CONFIG_SOUTHBRIDGE_AMD_PI_BOLTON) += hudson
+subdirs-$(CONFIG_SOUTHBRIDGE_AMD_PI_KERN) += hudson
diff --git a/src/southbridge/amd/pi/hudson/Kconfig b/src/southbridge/amd/pi/hudson/Kconfig
index 7825b4d88a..36716fab0f 100644
--- a/src/southbridge/amd/pi/hudson/Kconfig
+++ b/src/southbridge/amd/pi/hudson/Kconfig
@@ -29,7 +29,13 @@ config SOUTHBRIDGE_AMD_PI_AVALON
 	select HAVE_USBDEBUG_OPTIONS
 	select HAVE_HARD_RESET
 
-if SOUTHBRIDGE_AMD_PI_AVALON || SOUTHBRIDGE_AMD_PI_BOLTON
+config SOUTHBRIDGE_AMD_PI_KERN
+	bool
+	select IOAPIC
+	select HAVE_USBDEBUG_OPTIONS
+	select HAVE_HARD_RESET
+
+if SOUTHBRIDGE_AMD_PI_AVALON || SOUTHBRIDGE_AMD_PI_BOLTON || SOUTHBRIDGE_AMD_PI_KERN
 
 config BOOTBLOCK_SOUTHBRIDGE_INIT
 	string
@@ -79,16 +85,18 @@ config HUDSON_GEC_FWM
 
 config HUDSON_PSP
 	bool
-	default y if CPU_AMD_PI_00730F01
+	default y if CPU_AMD_PI_00730F01 || CPU_AMD_PI_00660F01
 
 config HUDSON_XHCI_FWM_FILE
 	string "XHCI firmware path and filename"
 	default "3rdparty/blobs/southbridge/amd/avalon/xhci.bin" if SOUTHBRIDGE_AMD_PI_AVALON
+	default "3rdparty/blobs/southbridge/amd/kern/xhci.bin" if SOUTHBRIDGE_AMD_PI_KERN
 	depends on HUDSON_XHCI_FWM
 
 config HUDSON_IMC_FWM_FILE
 	string "IMC firmware path and filename"
 	default "3rdparty/blobs/southbridge/amd/avalon/imc.bin" if SOUTHBRIDGE_AMD_PI_AVALON
+	default "3rdparty/blobs/southbridge/amd/kern/imc.bin" if SOUTHBRIDGE_AMD_PI_KERN
 	depends on HUDSON_IMC_FWM
 
 config HUDSON_GEC_FWM_FILE
@@ -127,6 +135,7 @@ config AMD_PUBKEY_FILE
 	depends on HUDSON_PSP
 	string "AMD public Key"
 	default "3rdparty/blobs/southbridge/amd/avalon/PSP/AmdPubKey.bin" if CPU_AMD_PI_00730F01
+	default "3rdparty/blobs/southbridge/amd/kern/PSP/AmdPubKeyCZ.bin" if CPU_AMD_PI_00660F01
 
 config HUDSON_SATA_MODE
 	int "SATA Mode"
diff --git a/src/southbridge/amd/pi/hudson/Makefile.inc b/src/southbridge/amd/pi/hudson/Makefile.inc
index c5978f1f55..5e8dbc23fc 100644
--- a/src/southbridge/amd/pi/hudson/Makefile.inc
+++ b/src/southbridge/amd/pi/hudson/Makefile.inc
@@ -99,6 +99,13 @@ HUDSON_PSP_DIRECTORY_POSITION=$(call int-align,\
 		$(CBFS_HEADER_SIZE) $(GEC_FWM_SIZE) $(CBFS_HEADER_SIZE) $(IMC_FWM_SIZE) $(CBFS_HEADER_SIZE)),\
 	65536)
 HUDSON_PSP_DIRECTORY_SIZE=256
+else ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+HUDSON_PSP_DIRECTORY_POSITION=$(call int-align,\
+	$(call int-add,\
+		$(HUDSON_FWM_POSITION) $(ROMSIG_SIZE) $(CBFS_HEADER_SIZE) $(XHCI_FWM_SIZE)\
+		$(CBFS_HEADER_SIZE) $(GEC_FWM_SIZE) $(CBFS_HEADER_SIZE) $(IMC_FWM_SIZE) $(CBFS_HEADER_SIZE)),\
+	65536)
+HUDSON_PSP_DIRECTORY_SIZE=256
 else
 HUDSON_PSP_DIRECTORY_POSITION=0
 HUDSON_PSP_DIRECTORY_SIZE=0
@@ -172,48 +179,110 @@ FIRMWARE_LOCATE=$(dir $(call strip_quotes, $(CONFIG_AMD_PUBKEY_FILE)))
 FIRMWARE_TYPE=
 endif
 
+ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+FIRMWARE_LOCATE=$(dir $(call strip_quotes, $(CONFIG_AMD_PUBKEY_FILE)))
+FIRMWARE_TYPE=CZ
+endif
+
+#5
 CONFIG_PUBSIGNEDKEY_FILE=$(top)/$(FIRMWARE_LOCATE)/RtmPubSigned$(FIRMWARE_TYPE).key
 PUBSIGNEDKEY_POS=$(call int-align, \
 	$(call int-add,$(AMDPUBKEY_POS) $(AMDPUBKEY_SIZE) $(CBFS_HEADER_SIZE)), \
 	$(CBFS_HEADER_SIZE))
 PUBSIGNEDKEY_SIZE=$(call file-size,$(CONFIG_PUBSIGNEDKEY_FILE))
 
+#1
+ifeq ($(CONFIG_CPU_AMD_PI_00730F01), y)
 CONFIG_PSPBTLDR_FILE=$(top)/$(FIRMWARE_LOCATE)/PspBootLoader$(FIRMWARE_TYPE).Bypass.sbin
+else ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+CONFIG_PSPBTLDR_FILE=$(top)/$(FIRMWARE_LOCATE)/PspBootLoader_prod_$(FIRMWARE_TYPE).sbin
+endif
 PSPBTLDR_POS=$(call int-align, \
 	$(call int-add,$(PUBSIGNEDKEY_POS) $(PUBSIGNEDKEY_SIZE) $(CBFS_HEADER_SIZE)), \
 	$(CBFS_HEADER_SIZE))
 PSPBTLDR_SIZE=$(call file-size,$(CONFIG_PSPBTLDR_FILE))
 
+#3
+ifeq ($(CONFIG_CPU_AMD_PI_00730F01), y)
 CONFIG_PSPRCVR_FILE=$(top)/$(FIRMWARE_LOCATE)/PspRecovery$(FIRMWARE_TYPE).sbin
+else ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+CONFIG_PSPRCVR_FILE=$(top)/$(FIRMWARE_LOCATE)/PspRecoveryBootLoader_prod_$(FIRMWARE_TYPE).sbin
+endif
 PSPRCVR_POS=$(call int-align, \
 	$(call int-add,$(PSPBTLDR_POS) $(PSPBTLDR_SIZE) $(CBFS_HEADER_SIZE)), \
 	$(CBFS_HEADER_SIZE))
 PSPRCVR_SIZE=$(call file-size,$(CONFIG_PSPRCVR_FILE))
 
+#2
+ifeq ($(CONFIG_CPU_AMD_PI_00730F01), y)
 CONFIG_PSPSCUREOS_FILE=$(top)/$(FIRMWARE_LOCATE)/PspSecureOs$(FIRMWARE_TYPE).sbin
+else ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+CONFIG_PSPSCUREOS_FILE=$(top)/$(FIRMWARE_LOCATE)/PspSecureOs_prod_$(FIRMWARE_TYPE).sbin
+endif
 PSPSECUREOS_POS=$(call int-align, \
 	$(call int-add,$(PSPRCVR_POS) $(PSPRCVR_SIZE) $(CBFS_HEADER_SIZE)), \
 	$(CBFS_HEADER_SIZE))
 PSPSECUREOS_SIZE=$(call file-size,$(CONFIG_PSPSCUREOS_FILE))
 
+#4
 CONFIG_PSPNVRAM_FILE=$(top)/$(FIRMWARE_LOCATE)/PspNvram$(FIRMWARE_TYPE).bin
 PSPNVRAM_POS=$(call int-align, \
 	$(call int-add,$(PSPSECUREOS_POS) $(PSPSECUREOS_SIZE) $(CBFS_HEADER_SIZE)), \
 	$(CBFS_HEADER_SIZE))
 PSPNVRAM_SIZE=$(call file-size,$(CONFIG_PSPNVRAM_FILE))
 
+#8
 CONFIG_SMUFWM_FILE=$(top)/$(FIRMWARE_LOCATE)/SmuFirmware$(FIRMWARE_TYPE).sbin
 SMUFWM_POS=$(call int-align, \
 	$(call int-add,$(PSPNVRAM_POS) $(PSPNVRAM_SIZE) $(CBFS_HEADER_SIZE)), \
 	$(CBFS_HEADER_SIZE))
 SMUFWM_SIZE=$(call file-size,$(CONFIG_SMUFWM_FILE))
 
+#95
 CONFIG_SMUSCS_FILE=$(top)/$(FIRMWARE_LOCATE)/SmuScs$(FIRMWARE_TYPE).bin
 SMUSCS_POS=$(call int-align, \
 	$(call int-add,$(SMUFWM_POS) $(SMUFWM_SIZE) $(CBFS_HEADER_SIZE)), \
 	$(CBFS_HEADER_SIZE))
 SMUSCS_SIZE=$(call file-size,$(CONFIG_SMUSCS_FILE))
 
+#9
+CONFIG_PSPSECUREDEBUG_FILE=$(top)/$(FIRMWARE_LOCATE)/PspSecureDebug$(FIRMWARE_TYPE).Key
+PSPSECUREDEBUG_POS=$(call int-align, \
+	$(call int-add,$(SMUSCS_POS) $(SMUSCS_SIZE) $(CBFS_HEADER_SIZE)), \
+	$(CBFS_HEADER_SIZE))
+PSPSECUREDEBUG_SIZE=$(call file-size,$(CONFIG_PSPSECUREDEBUG_FILE))
+
+#12
+ifeq ($(CONFIG_CPU_AMD_PI_00730F01), y)
+CONFIG_PSPTRUSTLETS_FILE=$(top)/$(FIRMWARE_LOCATE)/trustlets.bin
+else ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+CONFIG_PSPTRUSTLETS_FILE=$(top)/$(FIRMWARE_LOCATE)/PspTrustlets_prod_$(FIRMWARE_TYPE).cbin
+endif
+PSPTRUSTLETS_POS=$(call int-align, \
+	$(call int-add,$(PSPSECUREDEBUG_POS) $(PSPSECUREDEBUG_SIZE) $(CBFS_HEADER_SIZE)), \
+	$(CBFS_HEADER_SIZE))
+PSPTRUSTLETS_SIZE=$(call file-size,$(CONFIG_PSPTRUSTLETS_FILE))
+
+#13
+ifeq ($(CONFIG_CPU_AMD_PI_00730F01), y)
+CONFIG_TRUSTLETKEY_FILE=$(top)/$(FIRMWARE_LOCATE)/Trustlet.tkn.cert
+else ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+CONFIG_TRUSTLETKEY_FILE=$(top)/$(FIRMWARE_LOCATE)/TrustletKey_prod_$(FIRMWARE_TYPE).sbin
+endif
+TRUSTLETKEY_POS=$(call int-align, \
+	$(call int-add,$(PSPTRUSTLETS_POS) $(PSPTRUSTLETS_SIZE) $(CBFS_HEADER_SIZE)), \
+	$(CBFS_HEADER_SIZE))
+TRUSTLETKEY_SIZE=$(call file-size,$(CONFIG_TRUSTLETKEY_FILE))
+
+#18
+ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+CONFIG_SMUFIRMWARE2_FILE=$(top)/$(FIRMWARE_LOCATE)/SmuFirmware2_prod_$(FIRMWARE_TYPE).sbin
+SMUFIRMWARE2_POS=$(call int-align, \
+	$(call int-add,$(TRUSTLETKEY_POS) $(TRUSTLETKEY_SIZE) $(CBFS_HEADER_SIZE)), \
+	$(CBFS_HEADER_SIZE))
+SMUFIRMWARE2_SIZE=$(call file-size,$(CONFIG_SMUFIRMWARE2_FILE))
+endif
+
 define output_hex
 echo $(1) | LC_ALL=C awk '{printf ("%c%c%c%c", $$1 % 256, int($$1/256) % 256, int($$1/65536) % 256, int($$1/16777216));}'
 endef
@@ -241,10 +310,24 @@ $(obj)/coreboot_psp_directory.bin: $(obj)/config.h $(FLETCHER) $(RTM_FILE)
 	for fwm in 4 $(PSPNVRAM_SIZE) $(PSPNVRAM_POS) 0; do \
 	echo  $$fwm | LC_ALL=C awk '{printf ("%c%c%c%c", $$1 % 256, int($$1/256) % 256, int($$1/65536) % 256, int($$1/16777216));}'; \
 	done >> $@_tail.tmp
+	for fwm in 9 $(PSPSECUREDEBUG_SIZE) $(PSPSECUREDEBUG_POS) 0; do \
+	echo  $$fwm | LC_ALL=C awk '{printf ("%c%c%c%c", $$1 % 256, int($$1/256) % 256, int($$1/65536) % 256, int($$1/16777216));}'; \
+	done >> $@_tail.tmp
+	for fwm in 12 $(PSPTRUSTLETS_SIZE) $(PSPTRUSTLETS_POS) 0; do \
+	echo  $$fwm | LC_ALL=C awk '{printf ("%c%c%c%c", $$1 % 256, int($$1/256) % 256, int($$1/65536) % 256, int($$1/16777216));}'; \
+	done >> $@_tail.tmp
+	for fwm in 13 $(TRUSTLETKEY_SIZE) $(TRUSTLETKEY_POS) 0; do \
+	echo  $$fwm | LC_ALL=C awk '{printf ("%c%c%c%c", $$1 % 256, int($$1/256) % 256, int($$1/65536) % 256, int($$1/16777216));}'; \
+	done >> $@_tail.tmp
+ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+	for fwm in 18 $(SMUFIRMWARE2_SIZE) $(SMUFIRMWARE2_POS) 0; do \
+	echo  $$fwm | LC_ALL=C awk '{printf ("%c%c%c%c", $$1 % 256, int($$1/256) % 256, int($$1/65536) % 256, int($$1/16777216));}'; \
+	done >> $@_tail.tmp
+endif
 	for fwm in 95 $(SMUSCS_SIZE) $(SMUSCS_POS) 0; do \
 	echo  $$fwm | LC_ALL=C awk '{printf ("%c%c%c%c", $$1 % 256, int($$1/256) % 256, int($$1/65536) % 256, int($$1/16777216));}'; \
 	done >> $@_tail.tmp
-	for fwm in 11 4294967295 0 0; do \
+	for fwm in 11 4294967295 1 0; do \
 	echo  $$fwm | LC_ALL=C awk '{printf ("%c%c%c%c", $$1 % 256, int($$1/256) % 256, int($$1/65536) % 256, int($$1/16777216));}'; \
 	done >> $@_tail.tmp
 	for fwm in  1347637284 0 `ls -l $@_tail.tmp | awk '{printf("%d", $$5/16);}'` 0; do \
@@ -300,9 +383,36 @@ apu/smufwm-file := $(CONFIG_SMUFWM_FILE)
 apu/smufwm-position := $(SMUFWM_POS)
 apu/smufwm-type := raw
 
+#95
 cbfs-files-y += apu/smuscs
 apu/smuscs-file := $(CONFIG_SMUSCS_FILE)
 apu/smuscs-position := $(SMUSCS_POS)
 apu/smuscs-type := raw
 
+#9
+cbfs-files-y += apu/pspsecuredebug
+apu/pspsecuredebug-file := $(CONFIG_PSPSECUREDEBUG_FILE)
+apu/pspsecuredebug-position := $(PSPSECUREDEBUG_POS)
+apu/pspsecuredebug-type := raw
+
+#12
+cbfs-files-y += apu/psptrustlets
+apu/psptrustlets-file := $(CONFIG_PSPTRUSTLETS_FILE)
+apu/psptrustlets-position := $(PSPTRUSTLETS_POS)
+apu/psptrustlets-type := raw
+
+#13
+cbfs-files-y += apu/trustletkey
+apu/trustletkey-file := $(CONFIG_TRUSTLETKEY_FILE)
+apu/trustletkey-position := $(TRUSTLETKEY_POS)
+apu/trustletkey-type := raw
+
+#18
+ifeq ($(CONFIG_CPU_AMD_PI_00660F01), y)
+cbfs-files-y += apu/smufirmware2
+apu/smufirmware2-file := $(CONFIG_SMUFIRMWARE2_FILE)
+apu/smufirmware2-position := $(SMUFIRMWARE2_POS)
+apu/smufirmware2-type := raw
+endif
+
 endif
diff --git a/src/southbridge/amd/pi/hudson/acpi/pcie.asl b/src/southbridge/amd/pi/hudson/acpi/pcie.asl
index dbf4ccbd04..0626cab158 100644
--- a/src/southbridge/amd/pi/hudson/acpi/pcie.asl
+++ b/src/southbridge/amd/pi/hudson/acpi/pcie.asl
@@ -90,6 +90,14 @@
 	}
 
 	IndexField (PIOI, PIOD, ByteAcc, NoLock, Preserve) {
+		Offset(0x60),		/* AcpiPm1EvgBlk */
+		P1EB, 16,
 		Offset(0xEE),
 		UPWS, 3,
 	}
+	OperationRegion (P1E0, SystemIO, P1EB, 0x04)
+		Field (P1E0, ByteAcc, Nolock, Preserve) {
+		Offset(0x02),
+		, 14,
+		PEWD, 1,
+	}
diff --git a/src/southbridge/amd/pi/hudson/acpi/usb.asl b/src/southbridge/amd/pi/hudson/acpi/usb.asl
index 453d792806..9b56985b1f 100644
--- a/src/southbridge/amd/pi/hudson/acpi/usb.asl
+++ b/src/southbridge/amd/pi/hudson/acpi/usb.asl
@@ -54,7 +54,7 @@ Device(UOH6) {
 	Name(_PRW, Package() {0x0B, 3})
 } /* end UOH5 */
 
-#if !CONFIG_SOUTHBRIDGE_AMD_PI_AVALON
+#if !CONFIG_SOUTHBRIDGE_AMD_PI_AVALON && !CONFIG_SOUTHBRIDGE_AMD_PI_KERN
 /* 0:14.5 - OHCI */
 Device(UEH1) {
 	Name(_ADR, 0x00140005)
@@ -68,7 +68,7 @@ Device(XHC0) {
 	Name(_PRW, Package() {0x0B, 4})
 } /* end XHC0 */
 
-#if !CONFIG_SOUTHBRIDGE_AMD_PI_AVALON
+#if !CONFIG_SOUTHBRIDGE_AMD_PI_AVALON && !CONFIG_SOUTHBRIDGE_AMD_PI_KERN
 /* 0:10.1 - XHCI 1*/
 Device(XHC1) {
 	Name(_ADR, 0x00100001)
diff --git a/src/southbridge/amd/pi/hudson/amd_pci_int_defs.h b/src/southbridge/amd/pi/hudson/amd_pci_int_defs.h
index 2ca91477df..a1e5e077c7 100644
--- a/src/southbridge/amd/pi/hudson/amd_pci_int_defs.h
+++ b/src/southbridge/amd/pi/hudson/amd_pci_int_defs.h
@@ -80,4 +80,9 @@
 #define PIRQ_GPP3	0x53	/* GPP INT 3 */
 #endif
 
+#if IS_ENABLED(CONFIG_SOUTHBRIDGE_AMD_PI_KERN)
+#define FCH_INT_TABLE_SIZE 0x75
+#define PIRQ_GPIO	0x62	/* GPIO Controller Interrupt */
+#endif
+
 #endif /* AMD_PCI_INT_DEFS_H */
diff --git a/src/southbridge/amd/pi/hudson/amd_pci_int_types.h b/src/southbridge/amd/pi/hudson/amd_pci_int_types.h
index ad26d63633..b48f87e204 100644
--- a/src/southbridge/amd/pi/hudson/amd_pci_int_types.h
+++ b/src/southbridge/amd/pi/hudson/amd_pci_int_types.h
@@ -33,6 +33,10 @@ const char * intr_types[] = {
 #elif IS_ENABLED(CONFIG_SOUTHBRIDGE_AMD_PI_BOLTON)
 	[0x40] = "IDE\t", "SATA\t",
 	[0x50] = "GPPInt0\t", "GPPInt1\t", "GPPInt2\t", "GPPInt3\t",
+#elif IS_ENABLED(CONFIG_SOUTHBRIDGE_AMD_PI_KERN)
+	[0x40] = "IDE\t", "SATA\t",
+	[0x50] = "GPPInt0\t", "GPPInt1\t", "GPPInt2\t", "GPPInt3\t",
+	[0x75] = NULL
 #endif
 };
 
diff --git a/src/southbridge/amd/pi/hudson/hda.c b/src/southbridge/amd/pi/hudson/hda.c
index 3002dc565a..1eb77593ea 100644
--- a/src/southbridge/amd/pi/hudson/hda.c
+++ b/src/southbridge/amd/pi/hudson/hda.c
@@ -26,6 +26,11 @@
 #include <delay.h>
 #include "hudson.h"
 
+static const unsigned short pci_device_ids[] = {
+	PCI_DEVICE_ID_ATI_SB900_HDA,
+	PCI_DEVICE_ID_AMD_CZ_HDA,
+	0
+};
 
 static void hda_init(struct device *dev)
 {
@@ -47,5 +52,5 @@ static struct device_operations hda_audio_ops = {
 static const struct pci_driver hdaaudio_driver __pci_driver = {
 	.ops = &hda_audio_ops,
 	.vendor = PCI_VENDOR_ID_AMD,
-	.device = PCI_DEVICE_ID_ATI_SB900_HDA,
+	.devices = pci_device_ids,
 };
diff --git a/src/southbridge/amd/pi/hudson/lpc.c b/src/southbridge/amd/pi/hudson/lpc.c
index c727fa9fa1..2d1354cb3b 100644
--- a/src/southbridge/amd/pi/hudson/lpc.c
+++ b/src/southbridge/amd/pi/hudson/lpc.c
@@ -343,8 +343,14 @@ static struct device_operations lpc_ops = {
 	.scan_bus = scan_lpc_bus,
 	.ops_pci = &lops_pci,
 };
+
+static const unsigned short pci_device_ids[] = {
+	PCI_DEVICE_ID_ATI_SB900_LPC,
+	PCI_DEVICE_ID_AMD_CZ_LPC,
+	0
+};
 static const struct pci_driver lpc_driver __pci_driver = {
 	.ops = &lpc_ops,
 	.vendor = PCI_VENDOR_ID_AMD,
-	.device = PCI_DEVICE_ID_ATI_SB900_LPC,
+	.devices = pci_device_ids,
 };
diff --git a/src/southbridge/amd/pi/hudson/sata.c b/src/southbridge/amd/pi/hudson/sata.c
index 8b8a79adce..1d2cd93724 100644
--- a/src/southbridge/amd/pi/hudson/sata.c
+++ b/src/southbridge/amd/pi/hudson/sata.c
@@ -29,7 +29,7 @@
 
 static void sata_init(struct device *dev)
 {
-#if IS_ENABLED(CONFIG_SOUTHBRIDGE_AMD_PI_AVALON)
+#if IS_ENABLED(CONFIG_SOUTHBRIDGE_AMD_PI_AVALON) || IS_ENABLED(CONFIG_SOUTHBRIDGE_AMD_PI_KERN)
 	/**************************************
 	 * Configure the SATA port multiplier *
 	 **************************************/
@@ -72,14 +72,16 @@ static struct device_operations sata_ops = {
 	.ops_pci = &lops_pci,
 };
 
-static const struct pci_driver sata0_driver __pci_driver = {
-	.ops = &sata_ops,
-	.vendor = PCI_VENDOR_ID_AMD,
-	.device = PCI_DEVICE_ID_ATI_SB900_SATA,
+static const unsigned short pci_device_ids[] = {
+	PCI_DEVICE_ID_ATI_SB900_SATA,
+	PCI_DEVICE_ID_ATI_SB900_SATA_AHCI,
+	PCI_DEVICE_ID_AMD_CZ_SATA,
+	PCI_DEVICE_ID_AMD_CZ_SATA_AHCI,
+	0
 };
 
-static const struct pci_driver sata0_driver_ahci __pci_driver = {
+static const struct pci_driver sata0_driver __pci_driver = {
 	.ops = &sata_ops,
 	.vendor = PCI_VENDOR_ID_AMD,
-	.device = PCI_DEVICE_ID_ATI_SB900_SATA_AHCI,
+	.devices = pci_device_ids,
 };
diff --git a/src/southbridge/amd/pi/hudson/usb.c b/src/southbridge/amd/pi/hudson/usb.c
index 6438be1583..f68652186a 100644
--- a/src/southbridge/amd/pi/hudson/usb.c
+++ b/src/southbridge/amd/pi/hudson/usb.c
@@ -43,35 +43,19 @@ static struct device_operations usb_ops = {
 	.ops_pci = &lops_pci,
 };
 
-static const struct pci_driver usb_0_driver __pci_driver = {
-	.ops = &usb_ops,
-	.vendor = PCI_VENDOR_ID_AMD,
-	.device = PCI_DEVICE_ID_ATI_SB900_USB_18_0,
+static const unsigned short pci_device_ids[] = {
+	PCI_DEVICE_ID_ATI_SB900_USB_18_0,
+	PCI_DEVICE_ID_ATI_SB900_USB_18_2,
+	PCI_DEVICE_ID_ATI_SB900_USB_20_5,
+	PCI_DEVICE_ID_AMD_CZ_USB_0,
+	PCI_DEVICE_ID_AMD_CZ_USB_1,
+	0
 };
-static const struct pci_driver usb_1_driver __pci_driver = {
-	.ops = &usb_ops,
-	.vendor = PCI_VENDOR_ID_AMD,
-	.device = PCI_DEVICE_ID_ATI_SB900_USB_18_2,
-};
-
-/* the pci id of usb ctrl 0 and 1 are the same. */
-/*
- * static const struct pci_driver usb_3_driver __pci_driver = {
- * 	.ops = &usb_ops,
- * 	.vendor = PCI_VENDOR_ID_AMD,
- * 	.device = PCI_DEVICE_ID_ATI_HUDSON_USB_19_0,
- * };
- * static const struct pci_driver usb_4_driver __pci_driver = {
- * 	.ops = &usb_ops,
- * 	.vendor = PCI_VENDOR_ID_AMD,
- * 	.device = PCI_DEVICE_ID_ATI_HUDSON_USB_19_1,
- * };
- */
 
-static const struct pci_driver usb_4_driver __pci_driver = {
+static const struct pci_driver usb_0_driver __pci_driver = {
 	.ops = &usb_ops,
 	.vendor = PCI_VENDOR_ID_AMD,
-	.device = PCI_DEVICE_ID_ATI_SB900_USB_20_5,
+	.devices = pci_device_ids,
 };
 
 /*