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-rw-r--r--src/soc/intel/apollolake/Kconfig2
-rw-r--r--src/soc/intel/apollolake/include/soc/spi.h3
-rw-r--r--src/soc/intel/apollolake/spi.c14
3 files changed, 19 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/Kconfig b/src/soc/intel/apollolake/Kconfig
index 6c178c31d4..187214ae4e 100644
--- a/src/soc/intel/apollolake/Kconfig
+++ b/src/soc/intel/apollolake/Kconfig
@@ -34,6 +34,7 @@ config CPU_SPECIFIC_OPTIONS
select HAVE_SMI_HANDLER
select MMCONF_SUPPORT
select MMCONF_SUPPORT_DEFAULT
+ select MRC_SETTINGS_PROTECT
select NO_FIXED_XIP_ROM_SIZE
select NO_XIP_EARLY_STAGES
select PARALLEL_MP
@@ -52,6 +53,7 @@ config CPU_SPECIFIC_OPTIONS
select SOC_INTEL_COMMON_ACPI_WAKE_SOURCE
select SOC_INTEL_COMMON_LPSS_I2C
select SOC_INTEL_COMMON_SMI
+ select SOC_INTEL_COMMON_SPI_PROTECT
select UDELAY_TSC
select TSC_CONSTANT_RATE
select TSC_MONOTONIC_TIMER
diff --git a/src/soc/intel/apollolake/include/soc/spi.h b/src/soc/intel/apollolake/include/soc/spi.h
index cc508e1b67..4f16a85717 100644
--- a/src/soc/intel/apollolake/include/soc/spi.h
+++ b/src/soc/intel/apollolake/include/soc/spi.h
@@ -33,9 +33,12 @@
#define SPIBAR_HSFSTS_CTL 0x04
#define SPIBAR_FADDR 0x08
#define SPIBAR_FDATA(n) (0x10 + ((n) & 0xf) * 4)
+#define SPIBAR_FPR_BASE 0x84
#define SPIBAR_PTINX 0xcc
#define SPIBAR_PTDATA 0xd0
+#define SPIBAR_FPR_MAX 5
+
/* Bit definitions and masks for BIOS_BFPREG register. */
#define SPIBAR_BFPREG_PRB_MASK (0x7fff)
#define SPIBAR_BFPREG_PRL_SHIFT (16)
diff --git a/src/soc/intel/apollolake/spi.c b/src/soc/intel/apollolake/spi.c
index 139d36cd37..85bc0b6a32 100644
--- a/src/soc/intel/apollolake/spi.c
+++ b/src/soc/intel/apollolake/spi.c
@@ -21,6 +21,7 @@
#include <arch/io.h>
#include <device/device.h>
#include <device/pci.h>
+#include <soc/intel/common/spi.h>
#include <soc/pci_devs.h>
#include <soc/spi.h>
#include <spi_flash.h>
@@ -393,3 +394,16 @@ int spi_read_status(uint8_t *status)
return 0;
}
+
+int spi_get_fpr_info(struct fpr_info *info)
+{
+ BOILERPLATE_CREATE_CTX(ctx);
+
+ if (!ctx->mmio_base)
+ return -1;
+
+ info->base = ctx->mmio_base + SPIBAR_FPR_BASE;
+ info->max = SPIBAR_FPR_MAX;
+
+ return 0;
+}