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-rw-r--r--src/soc/amd/cezanne/Kconfig1
-rw-r--r--src/soc/amd/cezanne/early_fch.c3
-rw-r--r--src/soc/amd/cezanne/include/soc/acpi.h7
-rw-r--r--src/soc/amd/cezanne/include/soc/iomap.h1
-rw-r--r--src/soc/amd/cezanne/include/soc/southbridge.h15
5 files changed, 27 insertions, 0 deletions
diff --git a/src/soc/amd/cezanne/Kconfig b/src/soc/amd/cezanne/Kconfig
index 611260d829..a881ef802d 100644
--- a/src/soc/amd/cezanne/Kconfig
+++ b/src/soc/amd/cezanne/Kconfig
@@ -24,6 +24,7 @@ config SOC_SPECIFIC_OPTIONS
select SOC_AMD_COMMON_BLOCK_ACPIMMIO
select SOC_AMD_COMMON_BLOCK_AOAC
select SOC_AMD_COMMON_BLOCK_BANKED_GPIOS
+ select SOC_AMD_COMMON_BLOCK_LPC
select SOC_AMD_COMMON_BLOCK_NONCAR
select SOC_AMD_COMMON_BLOCK_PCI_MMCONF
select SOC_AMD_COMMON_BLOCK_PSP_GEN2
diff --git a/src/soc/amd/cezanne/early_fch.c b/src/soc/amd/cezanne/early_fch.c
index 37ba4c7a1a..8353cb155e 100644
--- a/src/soc/amd/cezanne/early_fch.c
+++ b/src/soc/amd/cezanne/early_fch.c
@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <amdblocks/acpimmio.h>
+#include <amdblocks/lpc.h>
#include <amdblocks/smbus.h>
#include <console/console.h>
#include <soc/southbridge.h>
@@ -9,6 +10,8 @@
/* Before console init */
void fch_pre_init(void)
{
+ lpc_early_init();
+
enable_acpimmio_decode_pm04();
fch_smbus_init();
fch_enable_cf9_io();
diff --git a/src/soc/amd/cezanne/include/soc/acpi.h b/src/soc/amd/cezanne/include/soc/acpi.h
new file mode 100644
index 0000000000..6927d93cff
--- /dev/null
+++ b/src/soc/amd/cezanne/include/soc/acpi.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef AMD_CEZANNE_ACPI_H
+#define AMD_CEZANNE_ACPI_H
+
+
+#endif /* AMD_CEZANNE_ACPI_H */
diff --git a/src/soc/amd/cezanne/include/soc/iomap.h b/src/soc/amd/cezanne/include/soc/iomap.h
index b91ff2785b..73640f5ab9 100644
--- a/src/soc/amd/cezanne/include/soc/iomap.h
+++ b/src/soc/amd/cezanne/include/soc/iomap.h
@@ -4,6 +4,7 @@
#define AMD_CEZANNE_IOMAP_H
/* MMIO Ranges */
+#define SPI_BASE_ADDRESS 0xfec10000
/* FCH AL2AHB Registers */
#define ALINK_AHB_ADDRESS 0xfedc0000
diff --git a/src/soc/amd/cezanne/include/soc/southbridge.h b/src/soc/amd/cezanne/include/soc/southbridge.h
index 8623063140..9353e13ace 100644
--- a/src/soc/amd/cezanne/include/soc/southbridge.h
+++ b/src/soc/amd/cezanne/include/soc/southbridge.h
@@ -8,6 +8,17 @@
/* Power management registers: 0xfed80300 or index/data at IO 0xcd6/cd7 */
#define PWR_RESET_CFG 0x10
#define TOGGLE_ALL_PWR_GOOD (1 << 1)
+#define PM_SERIRQ_CONF 0x54
+#define PM_SERIRQ_NUM_BITS_17 0x0000
+#define PM_SERIRQ_NUM_BITS_18 0x0004
+#define PM_SERIRQ_NUM_BITS_19 0x0008
+#define PM_SERIRQ_NUM_BITS_20 0x000c
+#define PM_SERIRQ_NUM_BITS_21 0x0010
+#define PM_SERIRQ_NUM_BITS_22 0x0014
+#define PM_SERIRQ_NUM_BITS_23 0x0018
+#define PM_SERIRQ_NUM_BITS_24 0x001c
+#define PM_SERIRQ_MODE BIT(6)
+#define PM_SERIRQ_ENABLE BIT(7)
#define PM_EVT_BLK 0x60
#define WAK_STS BIT(15) /*AcpiPmEvtBlkx00 Pm1Status */
#define PCIEXPWAK_STS BIT(14)
@@ -39,6 +50,10 @@
#define PM_ACPI_WAKE_AS_GEVENT BIT(27)
#define PM_ACPI_NB_PME_GEVENT BIT(28)
#define PM_ACPI_RTC_WAKE_EN BIT(29)
+#define PM_LPC_GATING 0xec
+#define PM_LPC_AB_NO_BYPASS_EN BIT(2)
+#define PM_LPC_A20_EN BIT(1)
+#define PM_LPC_ENABLE BIT(0)
#define FCH_LEGACY_UART_DECODE (ALINK_AHB_ADDRESS + 0x20) /* 0xfedc0020 */