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stm32: spi-v2: enable SSOE by default for the common case

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See also https://github.com/libopencm3/libopencm3/commit/f80bff213353b01166c995ade9080de105fb8867

This makes the v2 peripheral behave consistently with the v1 peripheral
code, and more in line with users expectations.

Fixes: https://github.com/libopencm3/libopencm3/issues/391
Fixes: https://github.com/libopencm3/libopencm3/issues/232
This commit is contained in:
Karl Palsson
2018-04-16 21:52:15 +00:00
parent bf125e91f9
commit 255a594300
1 changed files with 1 additions and 2 deletions
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lib/stm32/common/spi_common_v2.c
+1 -2
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@@ -87,8 +87,7 @@ int spi_init_master(uint32_t spi, uint32_t br, uint32_t cpol, uint32_t cpha,
reg32 |= cpha; /* Set CPHA value. */ reg32 |= cpha; /* Set CPHA value. */
reg32 |= lsbfirst; /* Set frame format (LSB- or MSB-first). */ reg32 |= lsbfirst; /* Set frame format (LSB- or MSB-first). */
/* TODO: NSS pin handling. */ SPI_CR2(spi) |= SPI_CR2_SSOE; /* common case */
SPI_CR1(spi) = reg32; SPI_CR1(spi) = reg32;
return 0; /* TODO */ return 0; /* TODO */