[U-Boot] [PATCH 4/8] sf: differentiate Page Program 1-1-4 and 1-4-4

Cyrille Pitchen cyrille.pitchen at atmel.com
Fri May 19 14:59:42 UTC 2017


This patch simply renames the ambiguous CMD_QUAD_PAGE_PROGRAM macro
into the more explicit CMD_PAGE_PROGRAM_1_1_4.
Also it defines the CMD_PAGE_PROGRAM_1_4_4 macro to the standard 38h op
code.

Signed-off-by: Cyrille Pitchen <cyrille.pitchen at atmel.com>
---
 drivers/mtd/spi/sf_internal.h | 3 ++-
 drivers/mtd/spi/spi_flash.c   | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index 5c551089d673..8b8c951bcc55 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -48,7 +48,8 @@ enum spi_nor_option_flags {
 #define CMD_PAGE_PROGRAM		0x02
 #define CMD_WRITE_DISABLE		0x04
 #define CMD_WRITE_ENABLE		0x06
-#define CMD_QUAD_PAGE_PROGRAM		0x32
+#define CMD_PAGE_PROGRAM_1_1_4		0x32
+#define CMD_PAGE_PROGRAM_1_4_4		0x38
 
 /* Read commands */
 #define CMD_READ_ARRAY_SLOW		0x03
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
index 7e35fb9f4802..ec998166017d 100644
--- a/drivers/mtd/spi/spi_flash.c
+++ b/drivers/mtd/spi/spi_flash.c
@@ -1060,7 +1060,7 @@ int spi_flash_scan(struct spi_flash *flash)
 
 	/* Look for write commands */
 	if (info->flags & WR_QPP && spi->mode & SPI_TX_QUAD) {
-		flash->write_cmd = CMD_QUAD_PAGE_PROGRAM;
+		flash->write_cmd = CMD_PAGE_PROGRAM_1_1_4;
 		flash->write_proto = SPI_FPROTO_1_1_4;
 	} else {
 		/* Go for default supported write cmd */
-- 
2.7.4



More information about the U-Boot mailing list