[U-Boot] [PATCH 5/6] sf: Make flash->flags use for generic usage

Jagan Teki
2015-08-16T08:43:48Z

Use the flash->flags for generic usage, not only for dm-spi-flash,
this will be used for future flag additions.

Signed-off-by: Jagan Teki <jteki@openedev.com>
Cc: Bin Meng <bmeng.cn@gmail.com>
---
drivers/mtd/spi/sf_internal.h | 4 ++++
drivers/mtd/spi/sf_probe.c | 6 ++----
include/spi_flash.h | 4 ++--
3 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index 9fb5557..e97c716 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -47,6 +47,10 @@ enum {

#define SST_WR (SST_BP | SST_WP)

+enum spi_nor_option_flags {
+ SNOR_F_SST_WR = (1 << 0),
+};
+
#define SPI_FLASH_3B_ADDR_LEN 3
#define SPI_FLASH_CMD_LEN (1 + SPI_FLASH_3B_ADDR_LEN)
#define SPI_FLASH_16MB_BOUN 0x1000000
diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c
index 0483bed..1de2bbb 100644
--- a/drivers/mtd/spi/sf_probe.c
+++ b/drivers/mtd/spi/sf_probe.c
@@ -164,15 +164,13 @@ static int spi_flash_validate_params(struct spi_slave *spi, u8 *idcode,
flash->name = params->name;
flash->memory_map = spi->memory_map;
flash->dual_flash = flash->spi->option;
-#ifdef CONFIG_DM_SPI_FLASH
- flash->flags = params->flags;
-#endif

/* Assign spi_flash ops */
#ifndef CONFIG_DM_SPI_FLASH
flash->write = spi_flash_cmd_write_ops;
#if defined(CONFIG_SPI_FLASH_SST)
if (params->flags & SST_WR) {
+ flash->flags |= SNOR_F_SST_WR;
if (flash->spi->op_mode_tx & SPI_OPM_TX_BP)
flash->write = sst_write_bp;
else
@@ -467,7 +465,7 @@ int spi_flash_std_write(struct udevice *dev, u32 offset, size_t len,
struct spi_flash *flash = dev_get_uclass_priv(dev);

#if defined(CONFIG_SPI_FLASH_SST)
- if (flash->flags & SST_WR) {
+ if (flash->flags & SNOR_F_SST_WR) {
if (flash->spi->op_mode_tx & SPI_OPM_TX_BP)
return sst_write_bp(flash, offset, len, buf);
else
diff --git a/include/spi_flash.h b/include/spi_flash.h
index 3b2d555..8d85468 100644
--- a/include/spi_flash.h
+++ b/include/spi_flash.h
@@ -38,10 +38,10 @@ struct spi_slave;
*
* @spi: SPI slave
* @dev: SPI flash device
- * @flags: Indication of spi flash flags
* @name: Name of SPI flash
* @dual_flash: Indicates dual flash memories - dual stacked, parallel
* @shift: Flash shift useful in dual parallel
+ * @flags: Indication of spi flash flags
* @size: Total flash size
* @page_size: Write (page) size
* @sector_size: Sector size
@@ -67,11 +67,11 @@ struct spi_flash {
struct spi_slave *spi;
#ifdef CONFIG_DM_SPI_FLASH
struct udevice *dev;
- u16 flags;
#endif
const char *name;
u8 dual_flash;
u8 shift;
+ u16 flags;

u32 size;
u32 page_size;
--
1.9.1