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-rw-r--r--src/cpu/amd/agesa/s3_resume.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/cpu/amd/agesa/s3_resume.c b/src/cpu/amd/agesa/s3_resume.c
index 6302c3d304..42e950f26b 100644
--- a/src/cpu/amd/agesa/s3_resume.c
+++ b/src/cpu/amd/agesa/s3_resume.c
@@ -165,6 +165,9 @@ void OemAgesaSaveMtrr(void)
return;
}
+ flash->spi->rw = SPI_WRITE_FLAG;
+ spi_claim_bus(flash->spi);
+
/* Enable access to AMD RdDram and WrDram extension bits */
msr_data = rdmsr(SYS_CFG);
msr_data.lo |= SYSCFG_MSR_MtrrFixDramModEn;
@@ -233,6 +236,9 @@ void OemAgesaSaveMtrr(void)
flash->write(flash, nvram_pos, 4, &msr_data.hi);
nvram_pos += 4;
+ flash->spi->rw = SPI_WRITE_FLAG;
+ spi_release_bus(flash->spi);
+
#endif
}
@@ -273,6 +279,9 @@ u32 OemAgesaSaveS3Info(S3_DATA_TYPE S3DataType, u32 DataSize, void *Data)
return AGESA_SUCCESS;
}
+ flash->spi->rw = SPI_WRITE_FLAG;
+ spi_claim_bus(flash->spi);
+
if (S3DataType == S3DataTypeNonVolatile) {
flash->erase(flash, S3_DATA_NONVOLATILE_POS, 0x1000);
} else {
@@ -287,6 +296,9 @@ u32 OemAgesaSaveS3Info(S3_DATA_TYPE S3DataType, u32 DataSize, void *Data)
flash->write(flash, nvram_pos + pos + 4, sizeof(u32), (u32 *)(Data + nvram_pos));
}
+ flash->spi->rw = SPI_WRITE_FLAG;
+ spi_release_bus(flash->spi);
+
return AGESA_SUCCESS;
}
#endif