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samples/spi: Permit specifying low test frequency

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The STM32 lower frequency is different, let us specify a different one.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
This commit is contained in:
Neil Armstrong 2017-06-22 17:10:31 +02:00 • committed by Anas Nashif
commit 394aa8127a
1 changed files with 4 additions and 0 deletions
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4
samples/drivers/spi/src/spi.c
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@ -57,7 +57,11 @@ u8_t buffer_tx[] = "0123456789abcdef\0";
u8_t buffer_rx[BUF_SIZE] = {};
struct spi_config spi_slow = {
#if defined(MIN_FREQ)
.frequency = MIN_FREQ,
#else
.frequency = 128000,
#endif
.operation = SPI_OP_MODE_MASTER | SPI_MODE_CPOL |
SPI_MODE_CPHA | SPI_WORD_SET(8) | SPI_LINES_SINGLE,
.slave = SPI_SLAVE,