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| author | Fabio Estevam <festevam@gmail.com> | 2012-03-18 17:23:35 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2012-03-27 09:41:16 +0200 |
| commit | d9fb6a4c7e61d735eec2936a8dc3877f83e61d24 (patch) | |
| tree | 5a154aff2e8a5fb9b27725008c87c3590a9fda93 /drivers/spi | |
| parent | a89300338a0d0c43ff21c50d793782c310c882ee (diff) | |
| download | u-boot-imx-d9fb6a4c7e61d735eec2936a8dc3877f83e61d24.zip u-boot-imx-d9fb6a4c7e61d735eec2936a8dc3877f83e61d24.tar.gz u-boot-imx-d9fb6a4c7e61d735eec2936a8dc3877f83e61d24.tar.bz2 | |
mxs_spi: Return proper timeout error
Instead of returning -1, it is preferred to return -ETIMEDOUT in case of timeouts.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/mxs_spi.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/spi/mxs_spi.c b/drivers/spi/mxs_spi.c index adb9ca8..4e6f14e 100644 --- a/drivers/spi/mxs_spi.c +++ b/drivers/spi/mxs_spi.c @@ -162,7 +162,7 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, if (mx28_wait_mask_set(&ssp_regs->hw_ssp_ctrl0_reg, SSP_CTRL0_RUN, MXS_SPI_MAX_TIMEOUT)) { printf("MXS SPI: Timeout waiting for start\n"); - return -1; + return -ETIMEDOUT; } if (tx) @@ -174,7 +174,7 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, if (mx28_wait_mask_clr(&ssp_regs->hw_ssp_status_reg, SSP_STATUS_FIFO_EMPTY, MXS_SPI_MAX_TIMEOUT)) { printf("MXS SPI: Timeout waiting for data\n"); - return -1; + return -ETIMEDOUT; } *rx = readl(&ssp_regs->hw_ssp_data); @@ -184,7 +184,7 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, if (mx28_wait_mask_clr(&ssp_regs->hw_ssp_ctrl0_reg, SSP_CTRL0_RUN, MXS_SPI_MAX_TIMEOUT)) { printf("MXS SPI: Timeout waiting for finish\n"); - return -1; + return -ETIMEDOUT; } } |