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Diffstat (limited to 'src/southbridge/amd/cimx/sb800/spi.c')
-rw-r--r--src/southbridge/amd/cimx/sb800/spi.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/southbridge/amd/cimx/sb800/spi.c b/src/southbridge/amd/cimx/sb800/spi.c
index b0ef753e10..e1c2ecb2c4 100644
--- a/src/southbridge/amd/cimx/sb800/spi.c
+++ b/src/southbridge/amd/cimx/sb800/spi.c
@@ -115,6 +115,13 @@ void spi_write_enable(volatile u8 * spi_address)
execute_command(spi_address);
wait4command_complete(spi_address);
}
+void spi_write_disable(volatile u8 * spi_address)
+{
+ *spi_address = 0x04; /* Write Enable */
+ *(spi_address + 1) = 0x0; /* RxByte=0, TxByte=0 */
+ execute_command(spi_address);
+ wait4command_complete(spi_address);
+}
void sector_erase_spi(volatile u8 * spi_address, u32 address)
{