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authorMarc Jones <marcjones@sysproconsulting.com>2021-03-30 12:16:09 -0600
committerPatrick Georgi <pgeorgi@google.com>2021-04-16 06:55:55 +0000
commit051bf5d3324f529cf8f4616918b78de634fdf944 (patch)
treefea7accd796c278251767c24a6ecbc1d42a4d839 /src
parent1bfe7b4edf7fed59a475280adc0ca324f8fea49c (diff)
soc/intel/common/block/fast_spi: Add flash PRR34 lock
Set the flash PRR3 and PRR4 lock to be set with SPI FLOCKDN. Change-Id: I288eea3e0e853e5067c5af23e22eab79330c0f20 Signed-off-by: Marc Jones <marcjones@sysproconsulting.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/51779 Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Reviewed-by: Jay Talbott <JayTalbott@sysproconsulting.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/soc/intel/common/block/fast_spi/fast_spi.c2
-rw-r--r--src/soc/intel/common/block/fast_spi/fast_spi_def.h1
2 files changed, 2 insertions, 1 deletions
diff --git a/src/soc/intel/common/block/fast_spi/fast_spi.c b/src/soc/intel/common/block/fast_spi/fast_spi.c
index a3481c6fb5..15cd26e2e2 100644
--- a/src/soc/intel/common/block/fast_spi/fast_spi.c
+++ b/src/soc/intel/common/block/fast_spi/fast_spi.c
@@ -144,7 +144,7 @@ void fast_spi_set_opcode_menu(void)
void fast_spi_lock_bar(void)
{
void *spibar = fast_spi_get_bar();
- uint16_t hsfs = SPIBAR_HSFSTS_FLOCKDN;
+ uint16_t hsfs = SPIBAR_HSFSTS_FLOCKDN | SPIBAR_HSFSTS_PRR34_LOCKDN;
if (CONFIG(FAST_SPI_DISABLE_WRITE_STATUS))
hsfs |= SPIBAR_HSFSTS_WRSDIS;
diff --git a/src/soc/intel/common/block/fast_spi/fast_spi_def.h b/src/soc/intel/common/block/fast_spi/fast_spi_def.h
index 4f79b75da7..353c89f7b7 100644
--- a/src/soc/intel/common/block/fast_spi/fast_spi_def.h
+++ b/src/soc/intel/common/block/fast_spi/fast_spi_def.h
@@ -64,6 +64,7 @@
#define SPIBAR_HSFSTS_FLOCKDN (1 << 15)
#define SPIBAR_HSFSTS_FDV (1 << 14)
#define SPIBAR_HSFSTS_FDOPSS (1 << 13)
+#define SPIBAR_HSFSTS_PRR34_LOCKDN (1 << 12)
#define SPIBAR_HSFSTS_WRSDIS (1 << 11)
#define SPIBAR_HSFSTS_SAF_CE (1 << 8)
#define SPIBAR_HSFSTS_SAF_ACTIVE (1 << 7)