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| author | Jagannadha Sutradharudu Teki <jagannadha.sutradharudu-teki@xilinx.com> | 2013-06-21 19:19:02 +0530 |
|---|---|---|
| committer | Jagannadha Sutradharudu Teki <jaganna@xilinx.com> | 2013-06-23 22:10:36 +0530 |
| commit | 29fbfc10f4b3eee5773f7e1f0a56f936730b639d (patch) | |
| tree | bb80871d23b96298452d0fadb1f3f822677fd1df | |
| parent | 95e779e4f475f66995f383e71611081e225f01f4 (diff) | |
| download | u-boot-imx-29fbfc10f4b3eee5773f7e1f0a56f936730b639d.zip u-boot-imx-29fbfc10f4b3eee5773f7e1f0a56f936730b639d.tar.gz u-boot-imx-29fbfc10f4b3eee5773f7e1f0a56f936730b639d.tar.bz2 | |
sf: Add debug messages on spi_flash_read_common
- Added debug's on spi_flash_read_common()
- Added space
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
| -rw-r--r-- | drivers/mtd/spi/spi_flash.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c index a329850..51142d8 100644 --- a/drivers/mtd/spi/spi_flash.c +++ b/drivers/mtd/spi/spi_flash.c @@ -254,8 +254,18 @@ int spi_flash_read_common(struct spi_flash *flash, const u8 *cmd, struct spi_slave *spi = flash->spi; int ret; - spi_claim_bus(spi); + ret = spi_claim_bus(flash->spi); + if (ret) { + debug("SF: unable to claim SPI bus\n"); + return ret; + } + ret = spi_flash_cmd_read(spi, cmd, cmd_len, data, data_len); + if (ret < 0) { + debug("SF: read cmd failed\n"); + return ret; + } + spi_release_bus(spi); return ret; |