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| author | Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com> | 2015-04-15 13:13:28 +0200 |
|---|---|---|
| committer | Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com> | 2015-04-22 16:49:51 +0530 |
| commit | 8c48a68346038fdaa901e622760fe4c6a302220b (patch) | |
| tree | 172f7222416b2849c2dfb8a61727a2e4cdaf97d6 /drivers/spi/zynq_spi.c | |
| parent | 06bc1756c5b75ff8719ee969b3b99b4d32d9603e (diff) | |
| download | u-boot-imx-8c48a68346038fdaa901e622760fe4c6a302220b.zip u-boot-imx-8c48a68346038fdaa901e622760fe4c6a302220b.tar.gz u-boot-imx-8c48a68346038fdaa901e622760fe4c6a302220b.tar.bz2 | |
zynq: spi: Remove unnecessary error condition
Removed the unnecessary error check from spi_xfer
as the bitlen zero is possible now to deassert the
chip select for which no data is required to be transfered.
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
Diffstat (limited to 'drivers/spi/zynq_spi.c')
| -rw-r--r-- | drivers/spi/zynq_spi.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/spi/zynq_spi.c b/drivers/spi/zynq_spi.c index 5da8759..e9129da 100644 --- a/drivers/spi/zynq_spi.c +++ b/drivers/spi/zynq_spi.c @@ -227,9 +227,6 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *dout, debug("spi_xfer: bus:%i cs:%i bitlen:%i len:%i flags:%lx\n", slave->bus, slave->cs, bitlen, len, flags); - if (bitlen == 0) - return -1; - if (bitlen % 8) { debug("spi_xfer: Non byte aligned SPI transfer\n"); return -1; |