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spi: davinci: change the lower limit of pre-scale divider to 1
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
spi
/
spi-davinci.c
diff --git
a/drivers/spi/spi-davinci.c
b/drivers/spi/spi-davinci.c
index 5e991065f5b0166437aceb3f313ed7bd65f9bcbd..987afebea09379507f2c8505e7f4c14acbde079c 100644
(file)
--- a/
drivers/spi/spi-davinci.c
+++ b/
drivers/spi/spi-davinci.c
@@
-265,7
+265,7
@@
static inline int davinci_spi_get_prescale(struct davinci_spi *dspi,
ret = DIV_ROUND_UP(clk_get_rate(dspi->clk), max_speed_hz);
- if (ret <
3
|| ret > 256)
+ if (ret <
1
|| ret > 256)
return -EINVAL;
return ret - 1;