This patch exports a new function so future drivers can use it.
Signed-off-by: Cyrille Pitchen <cyrille.pitc...@atmel.com>
---
drivers/mtd/spi/sf_internal.h | 3 +++
drivers/mtd/spi/spi_flash.c | 7 ++++++-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index 25fc5a112d92..e2a4449dbf40 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -190,6 +190,9 @@ static inline int spi_flash_cmd_write_disable(struct
spi_flash *flash)
return spi_flash_cmd(flash->spi, CMD_WRITE_DISABLE, NULL, 0);
}
+/* Wait for Busy/Write in Progress flag to be cleared */
+int spi_flash_wait_ready(struct spi_flash *flash);
+
/*
* Used for spi_flash register update operation
* - spi_flash_cmd_write_enable
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
index e43e74fd95cd..6f30ff6f8d7c 100644
--- a/drivers/mtd/spi/spi_flash.c
+++ b/drivers/mtd/spi/spi_flash.c
@@ -249,6 +249,11 @@ static int spi_flash_cmd_wait_ready(struct spi_flash
*flash,
return -ETIMEDOUT;
}
+int spi_flash_wait_ready(struct spi_flash *flash)
+{
+ return spi_flash_cmd_wait_ready(flash, SPI_FLASH_PROG_TIMEOUT);
+}
+
int spi_flash_update_reg(struct spi_flash *flash, u8 opcode,
size_t len, const void *buf)
{
@@ -267,7 +272,7 @@ int spi_flash_update_reg(struct spi_flash *flash, u8 opcode,
return ret;
}
- ret = spi_flash_cmd_wait_ready(flash, SPI_FLASH_PROG_TIMEOUT);
+ ret = spi_flash_wait_ready(flash);
if (ret < 0) {
debug("SF: write register timed out\n");
return ret;
--
1.8.2.2
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