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authorAngel Pons <th3fanbus@gmail.com>2020-06-01 19:45:34 +0200
committerAngel Pons <th3fanbus@gmail.com>2020-07-21 18:22:59 +0000
commitd39e6b6d817167a3bcd39d8b9e36179ad155c9e2 (patch)
tree481674b6f92eb934d6dba2faab2cd883d84996f5 /src/southbridge/intel/bd82x6x
parent90e9f5472680bbc44fe4e23b390a9323f8c59643 (diff)
sandybridge/bd82x6x: Use common code for early SMBus
Change-Id: I95b82f3d733db2a46096205f23ed85aaff021e28 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/42000 Reviewed-by: Patrick Rudolph <siro@das-labor.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/southbridge/intel/bd82x6x')
-rw-r--r--src/southbridge/intel/bd82x6x/Kconfig1
-rw-r--r--src/southbridge/intel/bd82x6x/Makefile.inc2
-rw-r--r--src/southbridge/intel/bd82x6x/early_smbus.c34
3 files changed, 2 insertions, 35 deletions
diff --git a/src/southbridge/intel/bd82x6x/Kconfig b/src/southbridge/intel/bd82x6x/Kconfig
index 9de3bf8c94..7852ace972 100644
--- a/src/southbridge/intel/bd82x6x/Kconfig
+++ b/src/southbridge/intel/bd82x6x/Kconfig
@@ -14,6 +14,7 @@ config SOUTH_BRIDGE_OPTIONS # dummy
select SOUTHBRIDGE_INTEL_COMMON_FINALIZE
select SOUTHBRIDGE_INTEL_COMMON_RCBA_PIRQ
select SOUTHBRIDGE_INTEL_COMMON_SMBUS
+ select SOUTHBRIDGE_INTEL_COMMON_EARLY_SMBUS
select SOUTHBRIDGE_INTEL_COMMON_SPI_ICH9
select SOUTHBRIDGE_INTEL_COMMON_PMCLIB
select SOUTHBRIDGE_INTEL_COMMON_PMBASE
diff --git a/src/southbridge/intel/bd82x6x/Makefile.inc b/src/southbridge/intel/bd82x6x/Makefile.inc
index 1e80cf9938..3b10201930 100644
--- a/src/southbridge/intel/bd82x6x/Makefile.inc
+++ b/src/southbridge/intel/bd82x6x/Makefile.inc
@@ -27,7 +27,7 @@ ramstage-$(CONFIG_ELOG) += elog.c
smm-y += smihandler.c me.c me_8.x.c pch.c
-romstage-y += early_smbus.c me_status.c
+romstage-y += me_status.c
romstage-y += early_rcba.c
romstage-y += early_pch.c
diff --git a/src/southbridge/intel/bd82x6x/early_smbus.c b/src/southbridge/intel/bd82x6x/early_smbus.c
deleted file mode 100644
index 85f20a745c..0000000000
--- a/src/southbridge/intel/bd82x6x/early_smbus.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include <device/pci_ids.h>
-#include <device/pci_ops.h>
-#include <device/pci_def.h>
-#include <device/smbus_host.h>
-#include "pch.h"
-
-uintptr_t smbus_base(void)
-{
- return CONFIG_FIXED_SMBUS_IO_BASE;
-}
-
-int smbus_enable_iobar(uintptr_t base)
-{
- /* Set the SMBus device statically. */
- pci_devfn_t dev = PCI_DEV(0x0, 0x1f, 0x3);
-
- /* Check to make sure we've got the right device. */
- if (pci_read_config16(dev, PCI_VENDOR_ID) != PCI_VENDOR_ID_INTEL)
- return -1;
-
- /* Set SMBus I/O base. */
- pci_write_config32(dev, SMB_BASE,
- base | PCI_BASE_ADDRESS_SPACE_IO);
-
- /* Set SMBus enable. */
- pci_write_config8(dev, HOSTC, HST_EN);
-
- /* Set SMBus I/O space enable. */
- pci_write_config16(dev, PCI_COMMAND, PCI_COMMAND_IO);
-
- return 0;
-}