Spansion SPI flash devices use different command for bank
selection. Update it, basing on the first byte of flash ID.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Marcin Wojtas <m...@semihalf.com>
---
Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.c | 5 +++++
Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.h | 1 +
2 files changed, 6 insertions(+)
diff --git a/Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.c
b/Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.c
index 4a97ba9..456d9f9 100755
--- a/Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.c
+++ b/Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.c
@@ -150,6 +150,11 @@ SpiFlashCmdBankaddrWrite (
{
UINT8 Cmd = CMD_BANK_WRITE;
+ /* Update bank selection command for Spansion */
+ if (Slave->Info->Id[0] == NOR_FLASH_ID_SPANSION) {
+ Cmd = CMD_BANKADDR_BRWR;
+ }
+
MvSpiFlashWriteCommon (Slave, &Cmd, 1, &BankSel, 1);
}
diff --git a/Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.h
b/Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.h
index 2583484..f09ff50 100755
--- a/Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.h
+++ b/Platform/Marvell/Drivers/Spi/Devices/MvSpiFlash.h
@@ -57,6 +57,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define CMD_READ_ARRAY_FAST 0x0b
#define CMD_PAGE_PROGRAM 0x02
#define CMD_BANK_WRITE 0xc5
+#define CMD_BANKADDR_BRWR 0x17
#define CMD_ERASE_4K 0x20
#define CMD_ERASE_32K 0x52
#define CMD_ERASE_64K 0xd8
--
2.7.4
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