*/
#include <common.h>
+#include <errno.h>
#include <malloc.h>
#include <spi.h>
#include <spi_flash.h>
u8 bank_sel;
int ret;
- bank_sel = offset / SPI_FLASH_16MB_BOUN;
+ bank_sel = offset / (SPI_FLASH_16MB_BOUN << flash->shift);
ret = spi_flash_cmd_bankaddr_write(flash, bank_sel);
if (ret) {
}
#endif
+#ifdef CONFIG_SF_DUAL_FLASH
static void spi_flash_dual_flash(struct spi_flash *flash, u32 *addr)
{
switch (flash->dual_flash) {
flash->spi->flags &= ~SPI_XFER_U_PAGE;
}
break;
+ case SF_DUAL_PARALLEL_FLASH:
+ *addr >>= flash->shift;
+ break;
default:
debug("SF: Unsupported dual_flash=%d\n", flash->dual_flash);
break;
}
}
+#endif
int spi_flash_cmd_wait_ready(struct spi_flash *flash, unsigned long timeout)
{
check_status = poll_bit;
}
+#ifdef CONFIG_SF_DUAL_FLASH
if (spi->flags & SPI_XFER_U_PAGE)
flags |= SPI_XFER_U_PAGE;
-
+#endif
ret = spi_xfer(spi, 8, &cmd, NULL, flags);
if (ret) {
debug("SF: fail to read %s status register\n",
while (len) {
erase_addr = offset;
+#ifdef CONFIG_SF_DUAL_FLASH
if (flash->dual_flash > SF_SINGLE_FLASH)
spi_flash_dual_flash(flash, &erase_addr);
-
+#endif
#ifdef CONFIG_SPI_FLASH_BAR
ret = spi_flash_bank(flash, erase_addr);
if (ret < 0)
for (actual = 0; actual < len; actual += chunk_len) {
write_addr = offset;
+#ifdef CONFIG_SF_DUAL_FLASH
if (flash->dual_flash > SF_SINGLE_FLASH)
spi_flash_dual_flash(flash, &write_addr);
-
+#endif
#ifdef CONFIG_SPI_FLASH_BAR
ret = spi_flash_bank(flash, write_addr);
if (ret < 0)
return ret;
#endif
byte_addr = offset % page_size;
- chunk_len = min(len - actual, page_size - byte_addr);
+ chunk_len = min(len - actual, (size_t)(page_size - byte_addr));
if (flash->spi->max_write_size)
- chunk_len = min(chunk_len, flash->spi->max_write_size);
+ chunk_len = min(chunk_len,
+ (size_t)flash->spi->max_write_size);
spi_flash_addr(write_addr, cmd);
}
cmdsz = SPI_FLASH_CMD_LEN + flash->dummy_byte;
- cmd = malloc(cmdsz);
- memset(cmd, 0, cmdsz);
+ cmd = calloc(1, cmdsz);
+ if (!cmd) {
+ debug("SF: Failed to allocate cmd\n");
+ return -ENOMEM;
+ }
cmd[0] = flash->read_cmd;
while (len) {
read_addr = offset;
+#ifdef CONFIG_SF_DUAL_FLASH
if (flash->dual_flash > SF_SINGLE_FLASH)
spi_flash_dual_flash(flash, &read_addr);
-
+#endif
#ifdef CONFIG_SPI_FLASH_BAR
bank_sel = spi_flash_bank(flash, read_addr);
if (bank_sel < 0)
return ret;
#endif
- remain_len = (SPI_FLASH_16MB_BOUN * (bank_sel + 1)) - offset;
+ remain_len = ((SPI_FLASH_16MB_BOUN << flash->shift) *
+ (bank_sel + 1)) - offset;
if (len < remain_len)
read_len = len;
else
data += read_len;
}
+ free(cmd);
return ret;
}