summaryrefslogtreecommitdiff
path: root/src/mainboard
diff options
context:
space:
mode:
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/asus/a88xm-e/BiosCallOuts.c63
-rw-r--r--src/mainboard/asus/a88xm-e/Kconfig59
-rw-r--r--src/mainboard/asus/a88xm-e/Kconfig.name2
-rw-r--r--src/mainboard/asus/a88xm-e/Makefile.inc11
-rw-r--r--src/mainboard/asus/a88xm-e/OemCustomize.c158
-rw-r--r--src/mainboard/asus/a88xm-e/OptionsIds.h43
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/cpstate.asl83
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/gpe.asl45
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/mainboard.asl20
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/routing.asl246
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/sata.asl0
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/si.asl0
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/sleep.asl48
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/superio.asl0
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/thermal.asl0
-rw-r--r--src/mainboard/asus/a88xm-e/acpi/usb_oc.asl13
-rw-r--r--src/mainboard/asus/a88xm-e/acpi_tables.c29
-rw-r--r--src/mainboard/asus/a88xm-e/board_info.txt7
-rw-r--r--src/mainboard/asus/a88xm-e/bootblock.c38
-rw-r--r--src/mainboard/asus/a88xm-e/buildOpts.c63
-rw-r--r--src/mainboard/asus/a88xm-e/cmos.layout57
-rw-r--r--src/mainboard/asus/a88xm-e/devicetree.cb113
-rw-r--r--src/mainboard/asus/a88xm-e/dsdt.asl66
-rw-r--r--src/mainboard/asus/a88xm-e/irq_tables.c84
-rw-r--r--src/mainboard/asus/a88xm-e/mainboard.c61
-rw-r--r--src/mainboard/asus/a88xm-e/mptable.c137
-rw-r--r--src/mainboard/asus/a88xm-e/romstage.c19
27 files changed, 1465 insertions, 0 deletions
diff --git a/src/mainboard/asus/a88xm-e/BiosCallOuts.c b/src/mainboard/asus/a88xm-e/BiosCallOuts.c
new file mode 100644
index 0000000000..24a7208e3b
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/BiosCallOuts.c
@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <AGESA.h>
+#include <northbridge/amd/agesa/BiosCallOuts.h>
+#include <northbridge/amd/agesa/state_machine.h>
+
+#include <vendorcode/amd/agesa/f15tn/Proc/Fch/FchPlatform.h>
+
+const BIOS_CALLOUT_STRUCT BiosCallouts[] = {
+ {AGESA_DO_RESET, agesa_Reset },
+ {AGESA_READ_SPD, agesa_ReadSpd },
+ {AGESA_READ_SPD_RECOVERY, agesa_NoopUnsupported },
+ {AGESA_RUNFUNC_ONAP, agesa_RunFuncOnAp },
+ {AGESA_GET_IDS_INIT_DATA, agesa_EmptyIdsInitData },
+ {AGESA_HOOKBEFORE_DQS_TRAINING, agesa_NoopSuccess },
+ {AGESA_HOOKBEFORE_EXIT_SELF_REF, agesa_NoopSuccess },
+ {AGESA_GNB_GFX_GET_VBIOS_IMAGE, agesa_GfxGetVbiosImage }
+};
+const int BiosCalloutsLen = ARRAY_SIZE(BiosCallouts);
+
+/**
+ * ASUS A88XM-E board ALC887-VD Verb Table
+ *
+ * Copied from `/sys/class/sound/hwC1D0/init_pin_configs` when running
+ * the vendor BIOS.
+ */
+const CODEC_ENTRY a88xm_e_alc887_VerbTbl[] = {
+ {0x11, 0x90460130},
+ {0x12, 0x40330000},
+ {0x14, 0x01014010},
+ {0x15, 0x411111f0},
+ {0x16, 0x411111f0},
+ {0x17, 0x411111f0},
+ {0x18, 0x01a19040},
+ {0x19, 0x02a19050},
+ {0x1a, 0x0181304f},
+ {0x1b, 0x02214020},
+ {0x1c, 0x411111f0},
+ {0x1d, 0x4044c601},
+ {0x1e, 0x411111f0},
+ {0x1f, 0x411111f0}
+};
+
+static const CODEC_TBL_LIST CodecTableList[] = {
+ {0x10ec0887, (CODEC_ENTRY *)&a88xm_e_alc887_VerbTbl[0]},
+ {(UINT32)0x0FFFFFFFF, (CODEC_ENTRY *)0x0FFFFFFFFUL}
+};
+
+void board_FCH_InitReset(struct sysinfo *cb_NA, FCH_RESET_DATA_BLOCK *FchParams_reset)
+{
+ FchParams_reset->LegacyFree = CONFIG(HUDSON_LEGACY_FREE);
+}
+
+void board_FCH_InitEnv(struct sysinfo *cb_NA, FCH_DATA_BLOCK *FchParams_env)
+{
+ /* Azalia Controller OEM Codec Table Pointer */
+ FchParams_env->Azalia.AzaliaOemCodecTablePtr = (CODEC_TBL_LIST *)(&CodecTableList[0]);
+
+ /* Fan Control */
+ FchParams_env->Imc.ImcEnable = FALSE;
+ FchParams_env->Hwm.HwMonitorEnable = FALSE;
+ FchParams_env->Hwm.HwmFchtsiAutoPoll = FALSE;/* 1 enable, 0 disable TSI Auto Polling */
+}
diff --git a/src/mainboard/asus/a88xm-e/Kconfig b/src/mainboard/asus/a88xm-e/Kconfig
new file mode 100644
index 0000000000..6874e9ea90
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/Kconfig
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+if BOARD_ASUS_A88XM_E
+
+config BOARD_SPECIFIC_OPTIONS
+ def_bool y
+ select CPU_AMD_AGESA_FAMILY15_TN
+ select NORTHBRIDGE_AMD_AGESA_FAMILY15_TN
+ select SOUTHBRIDGE_AMD_AGESA_HUDSON
+ select HAVE_OPTION_TABLE
+ select HAVE_PIRQ_TABLE
+ select HAVE_MP_TABLE
+ select HAVE_ACPI_RESUME
+ select HAVE_ACPI_TABLES
+ select SUPERIO_ITE_IT8728F
+ select BOARD_ROMSIZE_KB_8192
+ select GFXUMA
+
+config MAINBOARD_DIR
+ string
+ default "asus/a88xm-e"
+
+config MAINBOARD_PART_NUMBER
+ string
+ default "A88XM-E"
+
+config HW_MEM_HOLE_SIZEK
+ hex
+ default 0x200000
+
+config MAX_CPUS
+ int
+ default 4
+
+config HUDSON_XHCI_FWM
+ bool
+ default n
+
+config HUDSON_IMC_FWM
+ bool
+ default n
+
+config IRQ_SLOT_COUNT
+ int
+ default 11
+
+config VGA_BIOS_ID
+ string
+ default "1002,990e"
+
+config CONFIG_HUDSON_XHCI_ENABLE
+ bool
+ default n
+
+config HUDSON_LEGACY_FREE
+ bool
+ default n
+
+endif # BOARD_ASUS_A88XM_E
diff --git a/src/mainboard/asus/a88xm-e/Kconfig.name b/src/mainboard/asus/a88xm-e/Kconfig.name
new file mode 100644
index 0000000000..492d6109ee
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/Kconfig.name
@@ -0,0 +1,2 @@
+config BOARD_ASUS_A88XM_E
+ bool "A88XM-E"
diff --git a/src/mainboard/asus/a88xm-e/Makefile.inc b/src/mainboard/asus/a88xm-e/Makefile.inc
new file mode 100644
index 0000000000..549801d78f
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/Makefile.inc
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+bootblock-y += bootblock.c
+
+romstage-y += buildOpts.c
+romstage-y += BiosCallOuts.c
+romstage-y += OemCustomize.c
+
+ramstage-y += buildOpts.c
+ramstage-y += BiosCallOuts.c
+ramstage-y += OemCustomize.c
diff --git a/src/mainboard/asus/a88xm-e/OemCustomize.c b/src/mainboard/asus/a88xm-e/OemCustomize.c
new file mode 100644
index 0000000000..aa880e7bee
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/OemCustomize.c
@@ -0,0 +1,158 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <Porting.h>
+#include <AGESA.h>
+
+#include <northbridge/amd/agesa/state_machine.h>
+#include <PlatformMemoryConfiguration.h>
+
+/*
+ * Lane ID Mapping (from Fam15h BKDG: Table 45: Lane Id Mapping)
+ *
+ * Lane Id
+ * 0 P_UMI_[T,R]X[P,N]0 - southbridge link, connect via dev 8
+ * 1 P_UMI_[T,R]X[P,N]1 - southbridge link, connect via dev 8
+ * 2 P_UMI_[T,R]X[P,N]2 - southbridge link, connect via dev 8
+ * 3 P_UMI_[T,R]X[P,N]3 - southbridge link, connect via dev 8
+ * 4 P_GPP_[T,R]X[P,N]0 - may connect to PCI dev 4 - 7
+ * 5 P_GPP_[T,R]X[P,N]1 - may connect to PCI dev 4 - 7
+ * 6 P_GPP_[T,R]X[P,N]2 - may connect to PCI dev 4 - 7
+ * 7 P_GPP_[T,R]X[P,N]3 - may connect to PCI dev 4 - 7
+ * 8 P_GFX_[T,R]X[P,N]0 - may be used to form GFX slot or DDI
+ * 9 P_GFX_[T,R]X[P,N]1 - may be used to form GFX slot or DDI
+ * 10 P_GFX_[T,R]X[P,N]2 - may be used to form GFX slot or DDI
+ * 11 P_GFX_[T,R]X[P,N]3 - may be used to form GFX slot or DDI
+ * 12 P_GFX_[T,R]X[P,N]4 - may be used to form GFX slot or DDI
+ * 13 P_GFX_[T,R]X[P,N]5 - may be used to form GFX slot or DDI
+ * 14 P_GFX_[T,R]X[P,N]6 - may be used to form GFX slot or DDI
+ * 15 P_GFX_[T,R]X[P,N]7 - may be used to form GFX slot or DDI
+ * 16 P_GFX_[T,R]X[P,N]8 - may be used to form GFX slot or DDI
+ * 17 P_GFX_[T,R]X[P,N]9 - may be used to form GFX slot or DDI
+ * 18 P_GFX_[T,R]X[P,N]10 - may be used to form GFX slot or DDI
+ * 19 P_GFX_[T,R]X[P,N]11 - may be used to form GFX slot or DDI
+ * 20 P_GFX_[T,R]X[P,N]12 - may be used to form GFX slot or DDI
+ * 21 P_GFX_[T,R]X[P,N]13 - may be used to form GFX slot or DDI
+ * 22 P_GFX_[T,R]X[P,N]14 - may be used to form GFX slot or DDI
+ * 23 P_GFX_[T,R]X[P,N]15 - may be used to form GFX slot or DDI
+ * 24 DP0_TX[P,N]0 - rest is just for DDI (graphics outputs)
+ * 25 DP0_TX[P,N]1
+ * 26 DP0_TX[P,N]2
+ * 27 DP0_TX[P,N]3
+ * 28 DP1_TX[P,N]0
+ * 29 DP1_TX[P,N]1
+ * 30 DP1_TX[P,N]2
+ * 31 DP1_TX[P,N]3
+ * 32 DP2_TX[P,N]0
+ * 33 DP2_TX[P,N]1
+ * 34 DP2_TX[P,N]2
+ * 35 DP2_TX[P,N]3
+ * 36 DP2_TX[P,N]4
+ * 37 DP2_TX[P,N]5
+ * 38 DP2_TX[P,N]6
+ */
+
+static const PCIe_PORT_DESCRIPTOR PortList[] = {
+ /* PCIe port, Lanes 8:23, PCI Device Number 2, blue x16 slot */
+ {
+ 0,
+ PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 8, 23),
+ PCIE_PORT_DATA_INITIALIZER(PortEnabled, ChannelTypeExt6db, 2,
+ HotplugDisabled,
+ PcieGenMaxSupported,
+ PcieGenMaxSupported,
+ AspmDisabled, 1)
+ },
+ /* PCIe port, Lanes 4:7, PCI Device Number 4, black x16 slot (in fact x4) */
+ {
+ 0,
+ PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 4, 7),
+ PCIE_PORT_DATA_INITIALIZER(PortEnabled, ChannelTypeExt6db, 4,
+ HotplugDisabled,
+ PcieGenMaxSupported,
+ PcieGenMaxSupported,
+ AspmDisabled, 1)
+ },
+ /* PCIe port, Lanes 0:3, UMI link to SB, PCI Device Number 8 */
+ {
+ DESCRIPTOR_TERMINATE_LIST,
+ PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 0, 3),
+ PCIE_PORT_DATA_INITIALIZER(PortEnabled, ChannelTypeExt6db, 8,
+ HotplugDisabled,
+ PcieGenMaxSupported,
+ PcieGenMaxSupported,
+ AspmDisabled, 0)
+ },
+};
+
+/*
+ * It is not known, if the setup is complete.
+ *
+ * Tested and works: VGA/DVI, HDMI
+ */
+static const PCIe_DDI_DESCRIPTOR DdiList[] = {
+ // DP0 to HDMI0/DP
+ {
+ 0,
+ PCIE_ENGINE_DATA_INITIALIZER(PcieDdiEngine, 24, 27),
+ PCIE_DDI_DATA_INITIALIZER(ConnectorTypeHDMI, Aux1, Hdp1)
+ },
+ // DP1 to FCH
+ {
+ 0,
+ PCIE_ENGINE_DATA_INITIALIZER(PcieDdiEngine, 28, 31),
+ PCIE_DDI_DATA_INITIALIZER(ConnectorTypeNutmegDpToVga, Aux2, Hdp2)
+ },
+ // DP2 to HDMI1/DP
+ {
+ 0,
+ PCIE_ENGINE_DATA_INITIALIZER(PcieDdiEngine, 32, 35),
+ PCIE_DDI_DATA_INITIALIZER(ConnectorTypeHDMI, Aux3, Hdp3)
+ },
+};
+
+static const PCIe_COMPLEX_DESCRIPTOR PcieComplex = {
+ .Flags = DESCRIPTOR_TERMINATE_LIST,
+ .SocketId = 0,
+ .PciePortList = PortList,
+ .DdiLinkList = DdiList,
+};
+
+void board_BeforeInitReset(struct sysinfo *cb, AMD_RESET_PARAMS *Reset)
+{
+ FCH_RESET_INTERFACE *FchReset = &Reset->FchInterface;
+ FchReset->Xhci0Enable = CONFIG(HUDSON_XHCI_ENABLE);
+ FchReset->Xhci1Enable = CONFIG(HUDSON_XHCI_ENABLE);
+}
+
+void board_BeforeInitEarly(struct sysinfo *cb, AMD_EARLY_PARAMS *InitEarly)
+{
+ InitEarly->GnbConfig.PcieComplexList = &PcieComplex;
+ InitEarly->GnbConfig.PsppPolicy = 0;
+}
+
+/* CUSTOMER OVERRIDES MEMORY TABLE */
+/*
+ * Platform Specific Overriding Table allows IBV/OEM to pass in platform information to AGESA
+ * (e.g. MemClk routing, the number of DIMM slots per channel,...). If PlatformSpecificTable
+ * is populated, AGESA will base its settings on the data from the table. Otherwise, it will
+ * use its default conservative settings.
+ */
+
+static CONST PSO_ENTRY ROMDATA MemoryTable_XM_E[] = {
+
+ NUMBER_OF_DIMMS_SUPPORTED(ANY_SOCKET, ANY_CHANNEL, 1),
+ NUMBER_OF_CHANNELS_SUPPORTED(ANY_SOCKET, 2),
+
+ PSO_END
+};
+
+void board_BeforeInitPost(struct sysinfo *cb, AMD_POST_PARAMS *InitPost)
+{
+ InitPost->MemConfig.PlatformMemoryConfiguration = (PSO_ENTRY *) MemoryTable_XM_E;
+}
+
+void board_BeforeInitMid(struct sysinfo *cb, AMD_MID_PARAMS *InitMid)
+{
+ /* 0 iGpuVgaAdapter, 1 iGpuVgaNonAdapter; */
+ InitMid->GnbMidConfiguration.iGpuVgaMode = 0;
+}
diff --git a/src/mainboard/asus/a88xm-e/OptionsIds.h b/src/mainboard/asus/a88xm-e/OptionsIds.h
new file mode 100644
index 0000000000..adbb4763ee
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/OptionsIds.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/**
+ * @file
+ *
+ * IDS Option File
+ *
+ * This file is used to switch on/off IDS features.
+ */
+#ifndef _OPTION_IDS_H_
+#define _OPTION_IDS_H_
+
+/**
+ * This file generates the defaults tables for the Integrated Debug Support
+ * Module. The documented build options are imported from a user controlled
+ * file for processing. The build options for the Integrated Debug Support
+ * Module are listed below:
+ *
+ * IDSOPT_IDS_ENABLED
+ * IDSOPT_ERROR_TRAP_ENABLED
+ * IDSOPT_CONTROL_ENABLED
+ * IDSOPT_TRACING_ENABLED
+ * IDSOPT_PERF_ANALYSIS
+ * IDSOPT_ASSERT_ENABLED
+ * IDS_DEBUG_PORT
+ * IDSOPT_CAR_CORRUPTION_CHECK_ENABLED
+ **/
+
+//#define IDSOPT_IDS_ENABLED TRUE
+//#define IDSOPT_CONTROL_ENABLED TRUE
+#define IDSOPT_TRACING_ENABLED TRUE
+#define IDSOPT_TRACING_CONSOLE_SERIALPORT TRUE
+//#define IDSOPT_PERF_ANALYSIS TRUE
+#define IDSOPT_ASSERT_ENABLED TRUE
+//#undef IDSOPT_DEBUG_ENABLED
+//#define IDSOPT_DEBUG_ENABLED FALSE
+//#undef IDSOPT_HOST_SIMNOW
+//#define IDSOPT_HOST_SIMNOW FALSE
+//#undef IDSOPT_HOST_HDT
+//#define IDSOPT_HOST_HDT FALSE
+//#define IDS_DEBUG_PORT 0x80
+
+#endif
diff --git a/src/mainboard/asus/a88xm-e/acpi/cpstate.asl b/src/mainboard/asus/a88xm-e/acpi/cpstate.asl
new file mode 100644
index 0000000000..35583de49f
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/cpstate.asl
@@ -0,0 +1,83 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/*
+ * This file defines the processor and performance state capability
+ * for each core in the system. It is included into the DSDT for each
+ * core. It assumes that each core of the system has the same performance
+ * characteristics.
+ */
+
+/*
+ * P-state support: the maximum number of P-states supported
+ * by the CPUs that we'll use - is 6. Taken from AMI BIOS.
+ */
+Name(_PSS, Package(){
+ Package()
+ {
+ 0x00000D48,
+ 0x00011170,
+ 0x00000004,
+ 0x00000004,
+ 0x00000000,
+ 0x00000000
+ },
+
+ Package()
+ {
+ 0x00000AF0,
+ 0x0000C544,
+ 0x00000004,
+ 0x00000004,
+ 0x00000001,
+ 0x00000001
+ },
+
+ Package()
+ {
+ 0x000009C4,
+ 0x0000B3B0,
+ 0x00000004,
+ 0x00000004,
+ 0x00000002,
+ 0x00000002
+ },
+
+ Package()
+ {
+ 0x00000898,
+ 0x0000ABE0,
+ 0x00000004,
+ 0x00000004,
+ 0x00000003,
+ 0x00000003
+ },
+
+ Package()
+ {
+ 0x00000708,
+ 0x0000A410,
+ 0x00000004,
+ 0x00000004,
+ 0x00000004,
+ 0x00000004
+ },
+
+ Package()
+ {
+ 0x00000578,
+ 0x00006F54,
+ 0x00000004,
+ 0x00000004,
+ 0x00000005,
+ 0x00000005
+ }
+})
+
+Name(_PCT, Package(){
+ ResourceTemplate(){Register(FFixedHW, 0, 0, 0)},
+ ResourceTemplate(){Register(FFixedHW, 0, 0, 0)}
+})
+
+Method(_PPC, 0){
+ Return(0)
+}
diff --git a/src/mainboard/asus/a88xm-e/acpi/gpe.asl b/src/mainboard/asus/a88xm-e/acpi/gpe.asl
new file mode 100644
index 0000000000..9f01c7a0ca
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/gpe.asl
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+Scope(\_GPE) { /* Start Scope GPE */
+
+ /* General event 3 */
+ Method(_L03) {
+ }
+
+ /* Legacy PM event */
+ Method(_L08) {
+ }
+
+ /* Temp warning (TWarn) event */
+ Method(_L09) {
+ }
+
+ /* USB controller PME# */
+ Method(_L0B) {
+ Notify(\_SB.PCI0.UOH1, 0x02) /* NOTIFY_DEVICE_WAKE */
+ Notify(\_SB.PCI0.UOH2, 0x02) /* NOTIFY_DEVICE_WAKE */
+ Notify(\_SB.PCI0.UOH3, 0x02) /* NOTIFY_DEVICE_WAKE */
+ Notify(\_SB.PCI0.UOH4, 0x02) /* NOTIFY_DEVICE_WAKE */
+ Notify(\_SB.PCI0.UOH5, 0x02) /* NOTIFY_DEVICE_WAKE */
+ Notify(\_SB.PCI0.UOH6, 0x02) /* NOTIFY_DEVICE_WAKE */
+ Notify(\_SB.PCI0.UEH1, 0x02) /* NOTIFY_DEVICE_WAKE */
+ }
+
+ /* ExtEvent0 SCI event */
+ Method(_L10) {
+ }
+
+ /* ExtEvent1 SCI event */
+ Method(_L11) {
+ }
+
+ /* GPIO0 or GEvent8 event */
+ Method(_L18) {
+ Notify(\_SB.PCI0.PBR4, 0x02) /* NOTIFY_DEVICE_WAKE */
+ }
+
+ /* Azalia SCI event */
+ Method(_L1B) {
+ Notify(\_SB.PCI0.AZHD, 0x02) /* NOTIFY_DEVICE_WAKE */
+ }
+} /* End Scope GPE */
diff --git a/src/mainboard/asus/a88xm-e/acpi/mainboard.asl b/src/mainboard/asus/a88xm-e/acpi/mainboard.asl
new file mode 100644
index 0000000000..699bc6b031
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/mainboard.asl
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+ /* Data to be patched by the BIOS during POST */
+ /* FIXME the patching is not done yet! */
+ /* Memory related values */
+ Name(LOMH, 0x0) /* Start of unused memory in C0000-E0000 range */
+ Name(PBAD, 0x0) /* Address of BIOS area (If TOM2 != 0, Addr >> 16) */
+ Name(PBLN, 0x0) /* Length of BIOS area */
+
+ /* Base address of PCIe config space */
+ Name(PCBA, CONFIG_MMCONF_BASE_ADDRESS)
+ /* Length of PCIe config space, 1MB each bus */
+ Name(PCLN, Multiply(0x100000, CONFIG_MMCONF_BUS_NUMBER))
+ /* Base address of HPET table */
+ Name(HPBA, 0xFED00000)
+
+ /* Some global data */
+ Name(OSVR, 3) /* Assume nothing. WinXp = 1, Vista = 2, Linux = 3, WinCE = 4 */
+ Name(OSV, Ones) /* Assume nothing */
+ Name(PMOD, One) /* Assume APIC */
diff --git a/src/mainboard/asus/a88xm-e/acpi/routing.asl b/src/mainboard/asus/a88xm-e/acpi/routing.asl
new file mode 100644
index 0000000000..99511c5a21
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/routing.asl
@@ -0,0 +1,246 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+ /* Routing is in System Bus scope */
+ Name(PR0, Package(){
+ /* NB devices */
+ /* Bus 0, Dev 0 - F15 Host Controller */
+ Package(){0x0000FFFF, 0, INTA, 0 },
+ Package(){0x0000FFFF, 1, INTB, 0 },
+ Package(){0x0000FFFF, 2, INTC, 0 },
+ Package(){0x0000FFFF, 3, INTD, 0 },
+
+ /* Bus 0, Dev 1 - PCI Bridge for Internal Graphics(IGP) */
+ Package(){0x0001FFFF, 0, INTB, 0 },
+ Package(){0x0001FFFF, 1, INTC, 0 },
+
+ /* Bus 0, Dev 2 - PCIe Bridge for x16 slot */
+ Package(){0x0002FFFF, 0, INTC, 0 },
+ Package(){0x0002FFFF, 1, INTD, 0 },
+ Package(){0x0002FFFF, 2, INTA, 0 },
+ Package(){0x0002FFFF, 3, INTB, 0 },
+
+ /* Bus 0, Dev 3 - PCIe graphics port 1 bridge */
+
+ /* Bus 0, Dev 4 - PCIe Bridge for 4x slot */
+ Package(){0x0004FFFF, 0, INTA, 0 },
+ Package(){0x0004FFFF, 1, INTB, 0 },
+ Package(){0x0004FFFF, 2, INTC, 0 },
+ Package(){0x0004FFFF, 3, INTD, 0 },
+
+ /* Bus 0, Dev 5 - General purpose PCIe bridge 5 */
+ /* Bus 0, Dev 6 - PCIe Bridge for Ethernet Chip */
+ /* Bus 0, Dev 7 - PCIe Bridge for x1 PCIe Slot */
+ /* Bus 0, Dev 8 - Southbridge port (normally hidden) */
+
+ /* Bus 0, Dev 20 -
+ * F0: SMBus/ACPI, F1: IDE, F2: HDAudio, F3: LPC, F4: PCIBridge, F5: USB
+ */
+ Package(){0x0014FFFF, 0, INTA, 0 },
+ Package(){0x0014FFFF, 1, INTB, 0 },
+ Package(){0x0014FFFF, 2, INTC, 0 },
+ Package(){0x0014FFFF, 3, INTD, 0 },
+
+ /* Bus 0, Dev 18,19,22 - USB: OHCI @ func 0, EHCI @ func 2 */
+ Package(){0x0012FFFF, 0, INTC, 0 },
+ Package(){0x0012FFFF, 1, INTB, 0 },
+
+ Package(){0x0013FFFF, 0, INTC, 0 },
+ Package(){0x0013FFFF, 1, INTB, 0 },
+
+ Package(){0x0016FFFF, 0, INTC, 0 },
+ Package(){0x0016FFFF, 1, INTB, 0 },
+
+ /* SB devices */
+ /* Bus 0, Dev 16 - USB: XHCI func 0, 1 */
+ Package(){0x0010FFFF, 0, INTC, 0 },
+ Package(){0x0010FFFF, 1, INTB, 0 },
+
+ /* Bus 0, Dev 17 - SATA controller */
+ Package(){0x0011FFFF, 0, INTD, 0 },
+
+ /* Bus 0, Dev 21 PCIe Bridge */
+ Package(){0x0015FFFF, 0, INTA, 0 },
+ Package(){0x0015FFFF, 1, INTB, 0 },
+ Package(){0x0015FFFF, 2, INTC, 0 },
+ Package(){0x0015FFFF, 3, INTD, 0 },
+ })
+
+ Name(APR0, Package(){
+ /* NB devices in APIC mode */
+ /* Bus 0, Dev 0 - F15 Host Controller */
+ Package(){0x0000FFFF, 0, 0, 16 },
+ Package(){0x0000FFFF, 1, 0, 17 },
+ Package(){0x0000FFFF, 2, 0, 18 },
+ Package(){0x0000FFFF, 3, 0, 19 },
+
+ /* Bus 0, Dev 1 - PCI Bridge for Internal Graphics(IGP) */
+ Package(){0x0001FFFF, 0, 0, 17 },
+ Package(){0x0001FFFF, 1, 0, 18 },
+
+ /* Bus 0, Dev 2 - PCIe Bridge for x16 PCIe Slot */
+ Package(){0x0002FFFF, 0, 0, 18 },
+ Package(){0x0002FFFF, 1, 0, 19 },
+ Package(){0x0002FFFF, 2, 0, 16 },
+ Package(){0x0002FFFF, 3, 0, 17 },
+
+ /* Bus 0, Dev 3 - PCIe graphics port 1 bridge */
+
+ /* Bus 0, Dev 4 - PCIe Bridge for x4 PCIe Slot black */
+ Package(){0x0004FFFF, 0, 0, 16 },
+ Package(){0x0004FFFF, 1, 0, 17 },
+ Package(){0x0004FFFF, 2, 0, 18 },
+ Package(){0x0004FFFF, 3, 0, 19 },
+
+ /* Bus 0, Dev 5 - General purpose PCIe bridge 5 */
+ /* Bus 0, Dev 6 - General purpose PCIe bridge 6 */
+ /* Bus 0, Dev 7 - PCIe Bridge for network card */
+ /* Bus 0, Dev 8 - Southbridge port (normally hidden) */
+
+ /* Bus 0, Dev 20 -
+ * F0: SMBus/ACPI, F1: IDE, F2: HDAudio, F3: LPC, F4: PCIBridge, F5: USB
+ */
+ Package(){0x0014FFFF, 0, 0, 16 },
+ Package(){0x0014FFFF, 1, 0, 17 },
+ Package(){0x0014FFFF, 2, 0, 18 },
+ Package(){0x0014FFFF, 3, 0, 19 },
+
+ /* SB devices in APIC mode */
+ /* Bus 0, Dev 18,19,22 - USB: OHCI @ func 0, EHCI @ func 2 */
+ Package(){0x0012FFFF, 0, 0, 18 },
+ Package(){0x0012FFFF, 1, 0, 17 },
+
+ Package(){0x0013FFFF, 0, 0, 18 },
+ Package(){0x0013FFFF, 1, 0, 17 },
+
+ Package(){0x0016FFFF, 0, 0, 18 },
+ Package(){0x0016FFFF, 1, 0, 17 },
+
+ /* Bus 0, Dev 16 - USB: XHCI func 0, 1 */
+ Package(){0x0010FFFF, 0, 0, 0x12},
+ Package(){0x0010FFFF, 1, 0, 0x11},
+
+ /* Bus 0, Dev 17 - SATA controller */
+ Package(){0x0011FFFF, 0, 0, 19 },
+
+ /* Bus 0, Dev 21 PCIE Bridge */
+ Package(){0x0015FFFF, 0, 0, 17 },
+ Package(){0x0015FFFF, 1, 0, 18 },
+ Package(){0x0015FFFF, 2, 0, 19 },
+ Package(){0x0015FFFF, 3, 0, 16 },
+ })
+
+ Name(PS2, Package(){
+ /* The external GFX - Hooked to PCIe slot 2 */
+ Package(){0x0000FFFF, 0, INTD, 0 },
+ Package(){0x0000FFFF, 1, INTA, 0 },
+ Package(){0x0000FFFF, 2, INTB, 0 },
+ Package(){0x0000FFFF, 3, INTC, 0 },
+ })
+ Name(APS2, Package(){
+ /* The external GFX - Hooked to PCIe slot 2 */
+ Package(){0x0000FFFF, 0, 0, 18 },
+ Package(){0x0000FFFF, 1, 0, 19 },
+ Package(){0x0000FFFF, 2, 0, 16 },
+ Package(){0x0000FFFF, 3, 0, 17 },
+ })
+
+ /* black slot */
+ Name(PS4, Package(){
+ /* PCIe slot - Hooked to PCIe slot 4 */
+ Package(){0x0000FFFF, 0, INTA, 0 },
+ Package(){0x0000FFFF, 1, INTB, 0 },
+ Package(){0x0000FFFF, 2, INTC, 0 },
+ Package(){0x0000FFFF, 3, INTD, 0 },
+ })
+ Name(APS4, Package(){
+ /* PCIe slot - Hooked to PCIe slot 4 */
+ Package(){0x0000FFFF, 0, 0, 16 },
+ Package(){0x0000FFFF, 1, 0, 17 },
+ Package(){0x0000FFFF, 2, 0, 18 },
+ Package(){0x0000FFFF, 3, 0, 19 },
+ })
+
+ Name(PS5, Package(){
+ /* PCIe slot - Hooked to PCIe slot 5 */
+ Package(){0x0000FFFF, 0, INTB, 0 },
+ Package(){0x0000FFFF, 1, INTC, 0 },
+ Package(){0x0000FFFF, 2, INTD, 0 },
+ Package(){0x0000FFFF, 3, INTA, 0 },
+ })
+ Name(APS5, Package(){
+ /* PCIe slot - Hooked to PCIe slot 5 */
+ Package(){0x0000FFFF, 0, 0, 17 },
+ Package(){0x0000FFFF, 1, 0, 18 },
+ Package(){0x0000FFFF, 2, 0, 19 },
+ Package(){0x0000FFFF, 3, 0, 16 },
+ })
+
+ Name(PS6, Package(){
+ /* PCIe slot - Hooked to PCIe slot 6 */
+ Package(){0x0000FFFF, 0, INTC, 0 },
+ Package(){0x0000FFFF, 1, INTD, 0 },
+ Package(){0x0000FFFF, 2, INTA, 0 },
+ Package(){0x0000FFFF, 3, INTB, 0 },
+ })
+ Name(APS6, Package(){
+ /* PCIe slot - Hooked to PCIe slot 6 */
+ Package(){0x0000FFFF, 0, 0, 18 },
+ Package(){0x0000FFFF, 1, 0, 19 },
+ Package(){0x0000FFFF, 2, 0, 16 },
+ Package(){0x0000FFFF, 3, 0, 17 },
+ })
+
+ Name(PS7, Package(){
+ /* The onboard Ethernet chip - Hooked to PCIe slot 7 */
+ Package(){0x0000FFFF, 0, INTD, 0 },
+ Package(){0x0000FFFF, 1, INTA, 0 },
+ Package(){0x0000FFFF, 2, INTB, 0 },
+ Package(){0x0000FFFF, 3, INTC, 0 },
+ })
+
+ Name(APS7, Package(){
+ /* The onboard Ethernet chip - Hooked to PCIe slot 7 */
+ Package(){0x0000FFFF, 0, 0, 19 },
+ Package(){0x0000FFFF, 1, 0, 16 },
+ Package(){0x0000FFFF, 2, 0, 17 },
+ Package(){0x0000FFFF, 3, 0, 18 },
+ })
+
+ Name(PBR0, Package(){
+ /* PCIx1 on SB */
+ Package(){0x0000FFFF, 0, INTA, 0 },
+ Package(){0x0000FFFF, 1, INTB, 0 },
+ Package(){0x0000FFFF, 2, INTC, 0 },
+ Package(){0x0000FFFF, 3, INTD, 0 },
+ })
+ Name(ABR0, Package(){
+ /* PCIx1 on SB */
+ Package(){0x0000FFFF, 0, 0, 0x10 },
+ Package(){0x0000FFFF, 1, 0, 0x11 },
+ Package(){0x0000FFFF, 2, 0, 0x12 },
+ Package(){0x0000FFFF, 3, 0, 0x13 },
+ })
+
+ Name(PBR1, Package(){
+ /* Onboard network */
+ Package(){0x0000FFFF, 0, INTB, 0 },
+ Package(){0x0000FFFF, 1, INTC, 0 },
+ Package(){0x0000FFFF, 2, INTD, 0 },
+ Package(){0x0000FFFF, 3, INTA, 0 },
+ })
+ Name(ABR1, Package(){
+ /* Onboard network */
+ Package(){0x0000FFFF, 0, 0, 0x11 },
+ Package(){0x0000FFFF, 1, 0, 0x12 },
+ Package(){0x0000FFFF, 2, 0, 0x13 },
+ Package(){0x0000FFFF, 3, 0, 0x10 },
+ })
+
+ /* SB PCI Bridge */
+ Name(PCIB, Package(){
+ /* PCI slots: slot 0 behind Dev14, Fun4. */
+ Package(){0x0005FFFF, 0, 0, 0x14 },
+ Package(){0x0005FFFF, 1, 0, 0x15 },
+ Package(){0x0005FFFF, 2, 0, 0x16 },
+ Package(){0x0005FFFF, 3, 0, 0x17 },
+ })
diff --git a/src/mainboard/asus/a88xm-e/acpi/sata.asl b/src/mainboard/asus/a88xm-e/acpi/sata.asl
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/sata.asl
diff --git a/src/mainboard/asus/a88xm-e/acpi/si.asl b/src/mainboard/asus/a88xm-e/acpi/si.asl
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/si.asl
diff --git a/src/mainboard/asus/a88xm-e/acpi/sleep.asl b/src/mainboard/asus/a88xm-e/acpi/sleep.asl
new file mode 100644
index 0000000000..87773378c9
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/sleep.asl
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/* Wake status package */
+Name(WKST,Package(){Zero, Zero})
+
+/*
+ * \_PTS - Prepare to Sleep method
+ *
+ * Entry:
+ * Arg0=The value of the sleeping state S1=1, S2=2, etc
+ *
+ * Exit:
+ * -none-
+ *
+ * The _PTS control method is executed at the beginning of the sleep process
+ * for S1-S5. The sleeping value is passed to the _PTS control method. This
+ * control method may be executed a relatively long time before entering the
+ * sleep state and the OS may abort the operation without notification to
+ * the ACPI driver. This method cannot modify the configuration or power
+ * state of any device in the system.
+ */
+Method(\_PTS, 1) {
+
+ /* Clear wake status structure. */
+ Store(0, Index(WKST,0))
+ Store(0, Index(WKST,1))
+
+ Store (0x07, UPWS)
+} /* End Method(\_PTS) */
+
+/*
+ * \_WAK System Wake method
+ *
+ * Entry:
+ * Arg0=The value of the sleeping state S1=1, S2=2
+ *
+ * Exit:
+ * Return package of 2 DWords
+ * Dword 1 - Status
+ * 0x00000000 wake succeeded
+ * 0x00000001 Wake was signaled but failed due to lack of power
+ * 0x00000002 Wake was signaled but failed due to thermal condition
+ * Dword 2 - Power Supply state
+ * if non-zero the effective S-state the power supply entered
+ */
+Method(\_WAK, 1) {
+ Return(WKST)
+} /* End Method(\_WAK) */
diff --git a/src/mainboard/asus/a88xm-e/acpi/superio.asl b/src/mainboard/asus/a88xm-e/acpi/superio.asl
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/superio.asl
diff --git a/src/mainboard/asus/a88xm-e/acpi/thermal.asl b/src/mainboard/asus/a88xm-e/acpi/thermal.asl
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/thermal.asl
diff --git a/src/mainboard/asus/a88xm-e/acpi/usb_oc.asl b/src/mainboard/asus/a88xm-e/acpi/usb_oc.asl
new file mode 100644
index 0000000000..d90fffdd40
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi/usb_oc.asl
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/* USB overcurrent mapping pins. */
+Name(UOM0, 0)
+Name(UOM1, 2)
+Name(UOM2, 0)
+Name(UOM3, 7)
+Name(UOM4, 2)
+Name(UOM5, 2)
+Name(UOM6, 6)
+Name(UOM7, 2)
+Name(UOM8, 6)
+Name(UOM9, 6)
diff --git a/src/mainboard/asus/a88xm-e/acpi_tables.c b/src/mainboard/asus/a88xm-e/acpi_tables.c
new file mode 100644
index 0000000000..ff4a3b97b6
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/acpi_tables.c
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <acpi/acpi.h>
+#include <arch/ioapic.h>
+
+unsigned long acpi_fill_madt(unsigned long current)
+{
+ /* create all subtables for processors */
+ current = acpi_create_madt_lapics(current);
+
+ /* Write Hudson IOAPIC, only one */
+ current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, CONFIG_MAX_CPUS,
+ IO_APIC_ADDR, 0);
+
+ current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
+ current, 0, 0, 2, 0);
+ current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
+ current, 0, 9, 9, 0xF);
+ /* 0: mean bus 0--->ISA */
+ /* 0: PIC 0 */
+ /* 2: APIC 2 */
+ /* 5 mean: 0101 --> Edge-triggered, Active high */
+
+ /* create all subtables for processors */
+ current += acpi_create_madt_lapic_nmi((acpi_madt_lapic_nmi_t *)current, 0xff, 5, 1);
+ /* 1: LINT1 connect to NMI */
+
+ return current;
+}
diff --git a/src/mainboard/asus/a88xm-e/board_info.txt b/src/mainboard/asus/a88xm-e/board_info.txt
new file mode 100644
index 0000000000..579dce634d
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/board_info.txt
@@ -0,0 +1,7 @@
+Category: desktop
+Board URL: https://www.asus.com/Motherboards/A88XME/
+ROM package: DIP8
+ROM protocol: SPI
+ROM socketed: y
+Flashrom support: y (without AmdSpiRomProtect modules)
+Release year: 2014
diff --git a/src/mainboard/asus/a88xm-e/bootblock.c b/src/mainboard/asus/a88xm-e/bootblock.c
new file mode 100644
index 0000000000..0bc8d2e15e
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/bootblock.c
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <amdblocks/acpimmio.h>
+#include <bootblock_common.h>
+#include <device/pnp_type.h>
+#include <superio/ite/common/ite.h>
+#include <superio/ite/it8728f/it8728f.h>
+
+static void sbxxx_enable_48mhzout(void)
+{
+ /* Set auxiliary output clock frequency on OSCOUT2 pin to be 48MHz */
+ u32 reg32;
+ reg32 = misc_read32(0x28);
+ reg32 &= ~(7 << 19);
+ reg32 |= (2 << 19);
+ misc_write32(0x28, reg32);
+
+ /* Enable Auxiliary OSCOUT2 */
+ misc_write32(0x40, misc_read32(0x40) & ~(1 << 7));
+}
+
+static void superio_init_m(void)
+{
+ const pnp_devfn_t uart = PNP_DEV(0x2e, IT8728F_SP1);
+ const pnp_devfn_t gpio = PNP_DEV(0x2e, IT8728F_GPIO);
+
+ ite_kill_watchdog(gpio);
+ ite_enable_serial(uart, CONFIG_TTYS0_BASE);
+ ite_enable_3vsbsw(gpio);
+}
+
+void bootblock_mainboard_early_init(void)
+{
+ /* enable SIO clock */
+ sbxxx_enable_48mhzout();
+
+ superio_init_m();
+}
diff --git a/src/mainboard/asus/a88xm-e/buildOpts.c b/src/mainboard/asus/a88xm-e/buildOpts.c
new file mode 100644
index 0000000000..76fafca604
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/buildOpts.c
@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <vendorcode/amd/agesa/f15tn/AGESA.h>
+
+/* Include the files that instantiate the configuration definitions. */
+#include <vendorcode/amd/agesa/f15tn/Include/AdvancedApi.h>
+#include <vendorcode/amd/agesa/f15tn/Proc/CPU/cpuFamilyTranslation.h>
+#include <vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatures.h>
+#include <vendorcode/amd/agesa/f15tn/Proc/CPU/heapManager.h>
+/* AGESA nonsense: the next two headers depend on heapManager.h */
+#include <vendorcode/amd/agesa/f15tn/Proc/Common/CreateStruct.h>
+#include <vendorcode/amd/agesa/f15tn/Proc/CPU/cpuEarlyInit.h>
+/* These tables are optional and may be used to adjust memory timing settings */
+#include <vendorcode/amd/agesa/f15tn/Proc/Mem/mm.h>
+#include <vendorcode/amd/agesa/f15tn/Proc/Mem/mn.h>
+
+/* Select the CPU family */
+#define INSTALL_FAMILY_15_MODEL_1x_SUPPORT TRUE
+
+/* Select the CPU socket type */
+#define INSTALL_FM2_SOCKET_SUPPORT TRUE
+
+#define BLDOPT_REMOVE_SODIMMS_SUPPORT TRUE
+#define BLDOPT_REMOVE_RDIMMS_SUPPORT TRUE
+#define BLDOPT_REMOVE_LRDIMMS_SUPPORT TRUE
+#define BLDOPT_REMOVE_ECC_SUPPORT TRUE
+#define BLDOPT_REMOVE_SRAT FALSE
+#define BLDOPT_REMOVE_WHEA FALSE
+#define BLDOPT_REMOVE_CRAT TRUE
+
+/* Build configuration values here. */
+#define BLDCFG_AMD_PLATFORM_TYPE AMD_PLATFORM_DESKTOP
+
+#define BLDCFG_MEMORY_RDIMM_CAPABLE FALSE
+#define BLDCFG_MEMORY_UDIMM_CAPABLE TRUE
+#define BLDCFG_MEMORY_SODIMM_CAPABLE FALSE
+#define BLDCFG_MEMORY_CHANNEL_INTERLEAVING TRUE
+#define BLDCFG_MEMORY_CLOCK_SELECT DDR1866_FREQUENCY
+#define BLDCFG_ENABLE_ECC_FEATURE FALSE
+#define BLDCFG_ECC_SYNC_FLOOD FALSE
+
+#define BLDCFG_PLATFORM_CPB_MODE CpbModeAuto
+
+#define BLDCFG_UMA_ALLOCATION_MODE UMA_SPECIFIED
+#define BLDCFG_UMA_ALLOCATION_SIZE 0x2000 /* (0x2000 << 16) = 512M */
+
+#define BLDCFG_IOMMU_SUPPORT TRUE
+
+#define BLDCFG_CFG_GNB_HD_AUDIO TRUE
+
+/* Customized OEM build configurations for FCH component */
+#define BLDCFG_FCH_GPP_LINK_CONFIG PortA1B1C1D1
+#define BLDCFG_FCH_GPP_PORT0_PRESENT TRUE
+#define BLDCFG_FCH_GPP_PORT1_PRESENT TRUE
+#define BLDCFG_FCH_GPP_PORT2_PRESENT TRUE
+
+GPIO_CONTROL a88xm_e_gpio[] = {
+ {-1}
+};
+#define BLDCFG_FCH_GPIO_CONTROL_LIST (a88xm_e_gpio)
+
+/* Moving this include up will break AGESA. */
+#include <PlatformInstall.h>
diff --git a/src/mainboard/asus/a88xm-e/cmos.layout b/src/mainboard/asus/a88xm-e/cmos.layout
new file mode 100644
index 0000000000..2355292411
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/cmos.layout
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+entries
+
+0 384 r 0 reserved_memory
+384 1 e 4 boot_option
+388 4 h 0 reboot_counter
+#392 3 r 0 unused
+395 1 e 1 hw_scrubber
+396 1 e 1 interleave_chip_selects
+397 2 e 8 max_mem_clock
+399 1 e 2 multi_core
+400 1 e 1 power_on_after_fail
+412 4 e 6 debug_level
+440 4 e 9 slow_cpu
+444 1 e 1 nmi
+445 1 e 1 iommu
+#456 1 e 1 ECC_memory
+728 256 h 0 user_data
+984 16 h 0 check_sum
+# Reserve the extended AMD configuration registers
+1000 24 r 0 amd_reserved
+
+enumerations
+
+#ID value text
+1 0 Disable
+1 1 Enable
+2 0 Enable
+2 1 Disable
+4 0 Fallback
+4 1 Normal
+6 0 Emergency
+6 1 Alert
+6 2 Critical
+6 3 Error
+6 4 Warning
+6 5 Notice
+6 6 Info
+6 7 Debug
+6 8 Spew
+8 0 400Mhz
+8 1 333Mhz
+8 2 266Mhz
+8 3 200Mhz
+9 0 off
+9 1 87.5%
+9 2 75.0%
+9 3 62.5%
+9 4 50.0%
+9 5 37.5%
+9 6 25.0%
+9 7 12.5%
+
+checksums
+
+checksum 392 983 984
diff --git a/src/mainboard/asus/a88xm-e/devicetree.cb b/src/mainboard/asus/a88xm-e/devicetree.cb
new file mode 100644
index 0000000000..f427d0d88b
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/devicetree.cb
@@ -0,0 +1,113 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+chip northbridge/amd/agesa/family15tn/root_complex
+
+ device cpu_cluster 0 on
+ chip cpu/amd/agesa/family15tn
+ device lapic 10 on end
+ end
+ end
+
+ device domain 0 on
+ subsystemid 0x1022 0x1410 inherit
+ chip northbridge/amd/agesa/family15tn # CPU side of HT root complex
+
+ chip northbridge/amd/agesa/family15tn # PCI side of HT root complex
+ device pci 0.0 on end # Root Complex
+ device pci 0.2 on end # IOMMU
+ device pci 1.0 on end # Internal Graphics P2P bridge 0x99XX
+ device pci 1.1 on end # Internal Multimedia (iGPU Audio)
+ device pci 2.0 on end # PCIEX16
+ device pci 3.0 off end # -
+ device pci 4.0 off end # PCIe x4 (?)
+ device pci 5.0 off end # PCIe x1 (?)
+ device pci 6.0 off end # PCIe x1 (?)
+ device pci 7.0 off end # PCIe x1 (?)
+ device pci 8.0 off end # NB/SB Link P2P bridge
+ end #chip northbridge/amd/agesa/family15tn
+
+ chip southbridge/amd/agesa/hudson # it is under NB/SB Link, but on the same pci bus
+ device pci 10.0 on end # XHCI HC0
+ device pci 10.1 on end # XHCI HC1
+ device pci 11.0 on end # SATA AHCI
+ device pci 12.0 on end # USB OHCI
+ device pci 12.2 on end # USB EHCI
+ device pci 13.0 on end # USB OHCI
+ device pci 13.2 on end # USB EHCI
+ device pci 14.0 on end # SMBUS
+ device pci 14.1 off end # IDE
+ device pci 14.2 on end # HDA
+ device pci 14.3 on # LPC
+ chip superio/ite/it8728f
+ register "TMPIN1.mode" = "THERMAL_RESISTOR"
+ register "TMPIN2.mode" = "THERMAL_RESISTOR"
+ register "TMPIN3.mode" = "THERMAL_RESISTOR"
+
+ register "FAN1.mode" = "FAN_SMART_AUTOMATIC"
+ register "FAN1.smart.tmpin" = "1"
+ register "FAN1.smart.tmp_off" = "0x80" # never
+ register "FAN1.smart.tmp_start" = "20"
+ register "FAN1.smart.tmp_full" = "70"
+ register "FAN1.smart.tmp_delta" = "0"
+ register "FAN1.smart.smoothing" = "1"
+ register "FAN1.smart.pwm_start" = "20"
+ register "FAN1.smart.slope" = "32"
+
+ # Enable tacho reading for chassis fan.
+ register "FAN2.mode" = "FAN_MODE_OFF"
+
+ device pnp 2e.0 off end # Floppy
+ device pnp 2e.1 on # COM1
+ io 0x60 = 0x3f8
+ irq 0x70 = 4
+ end
+ device pnp 2e.2 off end # COM2
+ device pnp 2e.3 off end # Parallel Port
+ device pnp 2e.4 on # Env Controller
+ io 0x60 = 0x290
+ io 0x62 = 0x220
+ irq 0x70 = 0
+ end
+ device pnp 2e.5 on # Keyboard
+ io 0x60 = 0x60
+ io 0x62 = 0x64
+ irq 0x70 = 1
+ end
+ device pnp 2e.6 on # Mouse
+ irq 0x70 = 12
+ end
+ device pnp 2e.7 on # GPIO
+ io 0x60 = 0x228 # SMI
+ io 0x62 = 0x300 # Simple I/O
+ io 0x64 = 0 # Phony resource IT8603E does not have it
+ irq 0x70 = 0
+ end
+ device pnp 2e.a off end # CIR
+ end #superio/ite/it8728f
+ end #device pci 14.3 # LPC
+ device pci 14.4 on end # PCI bridge
+ device pci 14.5 on end # USB OHCI
+ device pci 14.6 off end # Gec
+ device pci 14.7 off end # SD
+ device pci 15.0 on end # PCIe RP0: PCIEX1_1
+ device pci 15.1 off end # PCIe RP1: -
+ device pci 15.2 on end # PCIe RP2: Onboard Ethernet
+ device pci 15.3 off end # PCIe RP3: -
+ end #chip southbridge/amd/agesa/hudson
+
+ device pci 18.0 on end
+ device pci 18.1 on end
+ device pci 18.2 on end
+ device pci 18.3 on end
+ device pci 18.4 on end
+ device pci 18.5 on end
+
+ register "spdAddrLookup" = "
+ {
+ /* socket 0 - Channel 0 & 1 - 8-bit SPD addresses */
+ { {0xA0, 0x00}, {0xA2, 0x00}, },
+ }"
+
+ end #chip northbridge/amd/agesa/family15tn # CPU side of HT root complex
+ end #domain
+end #chip northbridge/amd/agesa/family15tn/root_complex
diff --git a/src/mainboard/asus/a88xm-e/dsdt.asl b/src/mainboard/asus/a88xm-e/dsdt.asl
new file mode 100644
index 0000000000..aac9c84cd5
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/dsdt.asl
@@ -0,0 +1,66 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/* DefinitionBlock Statement */
+#include <acpi/acpi.h>
+DefinitionBlock (
+ "DSDT.AML", /* Output filename */
+ "DSDT", /* Signature */
+ 0x02, /* DSDT Revision, needs to be 2 for 64bit */
+ OEM_ID,
+ ACPI_TABLE_CREATOR,
+ 0x00010001 /* OEM Revision */
+ )
+{ /* Start of ASL file */
+
+ /* Globals for the platform */
+ #include "acpi/mainboard.asl"
+
+ /* Describe the USB Overcurrent pins */
+ #include "acpi/usb_oc.asl"
+
+ /* PCI IRQ mapping for the Southbridge */
+ #include <southbridge/amd/agesa/hudson/acpi/pcie.asl>
+
+ /* Describe the processor tree (\_PR) */
+ #include <cpu/amd/agesa/family15tn/acpi/cpu.asl>
+
+ /* Describe the supported Sleep States for this Southbridge */
+ #include <southbridge/amd/common/acpi/sleepstates.asl>
+
+ /* Describe the Sleep Methods (WAK, PTS, GTS, etc.) for this platform */
+ #include "acpi/sleep.asl"
+
+ Scope(\_SB) {
+ /* global utility methods expected within the \_SB scope */
+ #include <arch/x86/acpi/globutil.asl>
+
+ /* Describe IRQ Routing mapping for this platform (within the \_SB scope) */
+ #include "acpi/routing.asl"
+
+ Device(PCI0) {
+ /* Describe the AMD Northbridge */
+ #include <northbridge/amd/agesa/family15tn/acpi/northbridge.asl>
+
+ /* Describe the AMD Fusion Controller Hub Southbridge */
+ #include <southbridge/amd/agesa/hudson/acpi/fch.asl>
+ }
+
+ /* Describe PCI INT[A-H] for the Southbridge */
+ #include <southbridge/amd/agesa/hudson/acpi/pci_int.asl>
+
+ } /* End Scope(_SB) */
+
+ /* Describe SMBUS for the Southbridge */
+ #include <southbridge/amd/agesa/hudson/acpi/smbus.asl>
+
+ /* Define the General Purpose Events for the platform */
+ #include "acpi/gpe.asl"
+
+ /* Define the Thermal zones and methods for the platform */
+ #include "acpi/thermal.asl"
+
+ /* Define the System Indicators for the platform */
+ #include "acpi/si.asl"
+
+}
+/* End of ASL file */
diff --git a/src/mainboard/asus/a88xm-e/irq_tables.c b/src/mainboard/asus/a88xm-e/irq_tables.c
new file mode 100644
index 0000000000..7ca1c4b951
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/irq_tables.c
@@ -0,0 +1,84 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <arch/pirq_routing.h>
+#include <console/console.h>
+#include <device/pci_def.h>
+#include <string.h>
+
+static void write_pirq_info(struct irq_info *pirq_info, u8 bus, u8 devfn,
+ u8 link0, u16 bitmap0, u8 link1, u16 bitmap1,
+ u8 link2, u16 bitmap2, u8 link3, u16 bitmap3, u8 slot, u8 rfu)
+{
+ pirq_info->bus = bus;
+ pirq_info->devfn = devfn;
+ pirq_info->irq[0].link = link0;
+ pirq_info->irq[0].bitmap = bitmap0;
+ pirq_info->irq[1].link = link1;
+ pirq_info->irq[1].bitmap = bitmap1;
+ pirq_info->irq[2].link = link2;
+ pirq_info->irq[2].bitmap = bitmap2;
+ pirq_info->irq[3].link = link3;
+ pirq_info->irq[3].bitmap = bitmap3;
+ pirq_info->slot = slot;
+ pirq_info->rfu = rfu;
+}
+
+unsigned long write_pirq_routing_table(unsigned long addr)
+{
+ struct irq_routing_table *pirq;
+ struct irq_info *pirq_info;
+ u32 slot_num;
+
+ u8 sum = 0;
+ int i;
+
+ /* Align the table to be 16 byte aligned. */
+ addr = ALIGN_UP(addr, 16);
+
+ /* This table must be between 0xf0000 & 0x100000 */
+ printk(BIOS_INFO, "Writing IRQ routing tables to 0x%lx...", addr);
+
+ pirq = (void *)(addr);
+
+ pirq->signature = PIRQ_SIGNATURE;
+ pirq->version = PIRQ_VERSION;
+
+ pirq->rtr_bus = 0;
+ pirq->rtr_devfn = PCI_DEVFN(0x14, 4);
+
+ pirq->exclusive_irqs = 0;
+
+ pirq->rtr_vendor = 0x1002;
+ pirq->rtr_device = 0x4384;
+
+ pirq->miniport_data = 0;
+
+ memset(pirq->rfu, 0, sizeof(pirq->rfu));
+
+ pirq_info = (void *)(&pirq->slots);
+ slot_num = 0;
+
+ /* pci bridge */
+ write_pirq_info(pirq_info, 0, PCI_DEVFN(0x14, 4),
+ 0x1, 0xdef8, 0x2, 0xdef8, 0x3, 0xdef8, 0x4, 0xdef8, 0, 0);
+ pirq_info++;
+
+ slot_num++;
+
+ pirq->size = 32 + 16 * slot_num;
+
+ {
+ const u8 *const v = (u8 *)(pirq);
+ for (i = 0; i < pirq->size; i++)
+ sum += v[i];
+ }
+
+ sum = pirq->checksum - sum;
+
+ if (sum != pirq->checksum)
+ pirq->checksum = sum;
+
+ printk(BIOS_INFO, "%s done.\n", __func__);
+
+ return (unsigned long)pirq_info;
+}
diff --git a/src/mainboard/asus/a88xm-e/mainboard.c b/src/mainboard/asus/a88xm-e/mainboard.c
new file mode 100644
index 0000000000..2e08188d15
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/mainboard.c
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <console/console.h>
+#include <cpu/x86/msr.h>
+#include <cpu/amd/msr.h>
+#include <device/device.h>
+#include <southbridge/amd/common/amd_pci_util.h>
+
+static const u8 mainboard_picr_data[] = {
+ 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x0A, 0xF1, 0x00, 0x00, 0x1F, 0x1F,
+ 0x1F, 0x1F, 0x09, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x1F, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x1F, 0x1F, 0x1F,
+};
+static const u8 mainboard_intr_data[84] = {
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x1F,
+ 0x1F, 0x1F, 0x09, 0x1F, 0x1F, 0x10, 0x1F, 0x10, 0x1F, 0x10, 0x1F, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x05, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x12, 0x11, 0x12, 0x11, 0x12, 0x11, 0x12, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x13, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x12, 0x13,
+};
+
+/* PIRQ Setup */
+static void pirq_setup(void)
+{
+ intr_data_ptr = mainboard_intr_data;
+ picr_data_ptr = mainboard_picr_data;
+}
+
+/* dedicated "enable" function (taken from thatcher) */
+static void mainboard_enable(struct device *dev)
+{
+ msr_t msr;
+
+ printk(BIOS_INFO, "Mainboard " CONFIG_MAINBOARD_PART_NUMBER " Enable.\n");
+ pirq_setup();
+
+ msr = rdmsr(LS_CFG_MSR);
+ /* Enable streaming store functionality. */
+ msr.lo &= ~(1 << 28);
+ wrmsr(LS_CFG_MSR, msr);
+
+ msr = rdmsr(DC_CFG_MSR);
+ /* Enable speculative TLB preloads. */
+ msr.lo &= ~(1 << 4);
+ /* Enable the DC hardware prefetcher. */
+ msr.lo &= ~(1 << 13);
+ wrmsr(DC_CFG_MSR, msr);
+
+ msr = rdmsr(BU_CFG_MSR);
+ /* Disable the L2 way lock. */
+ msr.lo &= ~(1 << 23);
+ wrmsr(BU_CFG_MSR, msr);
+}
+
+struct chip_operations mainboard_ops = {
+ .enable_dev = mainboard_enable,
+};
diff --git a/src/mainboard/asus/a88xm-e/mptable.c b/src/mainboard/asus/a88xm-e/mptable.c
new file mode 100644
index 0000000000..b9e743c5f3
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/mptable.c
@@ -0,0 +1,137 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <arch/ioapic.h>
+#include <arch/smp/mpspec.h>
+#include <string.h>
+#include <southbridge/amd/common/amd_pci_util.h>
+#include <southbridge/amd/agesa/hudson/hudson.h>
+
+static void smp_add_mpc_entry(struct mp_config_table *mc, unsigned int length)
+{
+ mc->mpc_length += length;
+ mc->mpc_entry_count++;
+}
+
+static void my_smp_write_bus(struct mp_config_table *mc,
+ unsigned char id, const char *bustype)
+{
+ struct mpc_config_bus *mpc;
+ mpc = smp_next_mpc_entry(mc);
+ memset(mpc, '\0', sizeof(*mpc));
+ mpc->mpc_type = MP_BUS;
+ mpc->mpc_busid = id;
+ memcpy(mpc->mpc_bustype, bustype, sizeof(mpc->mpc_bustype));
+ smp_add_mpc_entry(mc, sizeof(*mpc));
+}
+
+static void *smp_write_config_table(void *v)
+{
+ struct mp_config_table *mc;
+ int bus_isa;
+
+ /*
+ * By the time this function gets called, the IOAPIC registers
+ * have been written so they can be read to get the correct
+ * APIC ID and Version
+ */
+ u8 ioapic_id = (io_apic_read(VIO_APIC_VADDR, 0x00) >> 24);
+ u8 ioapic_ver = (io_apic_read(VIO_APIC_VADDR, 0x01) & 0xFF);
+
+ mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);
+
+ mptable_init(mc, LOCAL_APIC_ADDR);
+ memcpy(mc->mpc_oem, "AMD ", 8);
+
+ smp_write_processors(mc);
+
+ //mptable_write_buses(mc, NULL, &bus_isa);
+ my_smp_write_bus(mc, 0, "PCI ");
+ my_smp_write_bus(mc, 1, "PCI ");
+ bus_isa = 0x02;
+ my_smp_write_bus(mc, bus_isa, "ISA ");
+
+ /* I/O APICs: APIC ID Version State Address */
+ smp_write_ioapic(mc, ioapic_id, ioapic_ver, VIO_APIC_VADDR);
+
+ /* I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# */
+#define IO_LOCAL_INT(type, intr, apicid, pin) \
+ smp_write_lintsrc(mc, (type), MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH,\
+ bus_isa, (intr), (apicid), (pin))
+ mptable_add_isa_interrupts(mc, bus_isa, ioapic_id, 0);
+
+ /* PCI interrupts are level triggered, and are
+ * associated with a specific bus/device/function tuple.
+ */
+#define PCI_INT(bus, dev, int_sign, pin) \
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW,\
+ (bus), (((dev)<<2)|(int_sign)), ioapic_id, (pin))
+
+ /* IOMMU */
+ PCI_INT(0x0, 0x0, 0x0, 0x10);
+ PCI_INT(0x0, 0x0, 0x1, 0x11);
+ PCI_INT(0x0, 0x0, 0x2, 0x12);
+ PCI_INT(0x0, 0x0, 0x3, 0x13);
+
+ /* Internal VGA */
+ PCI_INT(0x0, 0x01, 0x0, intr_data_ptr[0x02]);
+ PCI_INT(0x0, 0x01, 0x1, intr_data_ptr[0x03]);
+
+ /* SMBUS */
+ PCI_INT(0x0, 0x14, 0x0, 0x10);
+
+ /* HD Audio */
+ PCI_INT(0x0, 0x14, 0x0, intr_data_ptr[0x13]);
+
+ /* USB */
+ PCI_INT(0x0, 0x12, 0x0, intr_data_ptr[0x30]);
+ PCI_INT(0x0, 0x12, 0x1, intr_data_ptr[0x31]);
+ PCI_INT(0x0, 0x13, 0x0, intr_data_ptr[0x32]);
+ PCI_INT(0x0, 0x13, 0x1, intr_data_ptr[0x33]);
+ PCI_INT(0x0, 0x16, 0x0, intr_data_ptr[0x34]);
+ PCI_INT(0x0, 0x16, 0x1, intr_data_ptr[0x35]);
+ PCI_INT(0x0, 0x14, 0x2, intr_data_ptr[0x36]);
+
+ /* sata */
+ PCI_INT(0x0, 0x11, 0x0, intr_data_ptr[0x40]);
+ PCI_INT(0x0, 0x11, 0x0, intr_data_ptr[0x41]);
+
+ /* on board NIC & Slot PCIE. */
+
+ /* PCI slots */
+ struct device *dev = pcidev_on_root(0x14, 4);
+ if (dev && dev->enabled) {
+ u8 bus_pci = dev->link_list->secondary;
+ /* PCI_SLOT 0. */
+ PCI_INT(bus_pci, 0x5, 0x0, 0x14);
+ PCI_INT(bus_pci, 0x5, 0x1, 0x15);
+ PCI_INT(bus_pci, 0x5, 0x2, 0x16);
+ PCI_INT(bus_pci, 0x5, 0x3, 0x17);
+ }
+
+ /* PCIe Lan */
+ PCI_INT(0x0, 0x06, 0x0, 0x13);
+
+ /* FCH PCIe PortA */
+ PCI_INT(0x0, 0x15, 0x0, 0x10);
+ /* FCH PCIe PortB */
+ PCI_INT(0x0, 0x15, 0x1, 0x11);
+ /* FCH PCIe PortC */
+ PCI_INT(0x0, 0x15, 0x2, 0x12);
+ /* FCH PCIe PortD */
+ PCI_INT(0x0, 0x15, 0x3, 0x13);
+
+ /* Local Ints: Type IRQ APIC ID PIN# */
+ IO_LOCAL_INT(mp_ExtINT, 0, MP_APIC_ALL, 0x0);
+ IO_LOCAL_INT(mp_NMI, 0, MP_APIC_ALL, 0x1);
+ /* There is no extension information... */
+
+ /* Compute the checksums */
+ return mptable_finalize(mc);
+}
+
+unsigned long write_smp_table(unsigned long addr)
+{
+ void *v;
+ v = smp_write_floating_table(addr, 0);
+ return (unsigned long)smp_write_config_table(v);
+}
diff --git a/src/mainboard/asus/a88xm-e/romstage.c b/src/mainboard/asus/a88xm-e/romstage.c
new file mode 100644
index 0000000000..c9ba041d03
--- /dev/null
+++ b/src/mainboard/asus/a88xm-e/romstage.c
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <amdblocks/acpimmio.h>
+#include <arch/io.h>
+#include <northbridge/amd/agesa/state_machine.h>
+#include <southbridge/amd/agesa/hudson/smbus.h>
+
+static void smbus_setup(void)
+{
+ post_code(0x30);
+
+ /* turn on secondary smbus at b20 */
+ pm_write8(0x28, pm_read8(0x28) | 0x01);
+}
+
+void board_BeforeAgesa(struct sysinfo *cb)
+{
+ smbus_setup();
+}