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All SPI-based device drivers needs to call SPI_HWFEATURES() with zero in order to co-exist with drivers that use H/W features

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Gregory Nutt
2016-01-23 16:17:42 -06:00
parent 3850b9b70c
commit 00aaceaf2f
1 changed files with 1 additions and 0 deletions
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arch/arm/src/calypso/calypso_power.c
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@@ -35,6 +35,7 @@ int board_power_off(int status)
struct spi_dev_s *spi = up_spiinitialize(0); struct spi_dev_s *spi = up_spiinitialize(0);
SPI_SETBITS(spi, 16); SPI_SETBITS(spi, 16);
(void)SPI_HWFEATURES(spi, 0);
tx = (1 << 6) | (1 << 1); tx = (1 << 6) | (1 << 1);
SPI_SNDBLOCK(spi, &tx, 1); SPI_SNDBLOCK(spi, &tx, 1);