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| author | Man, Jianting (Meco) <[email protected]> | 2023-02-25 13:52:37 -0500 |
|---|---|---|
| committer | GitHub <[email protected]> | 2023-02-25 13:52:37 -0500 |
| commit | 1acef4277b02e5084310ecd7028656ae535178f5 (patch) | |
| tree | 03b6b6f0b3df75a1cef301e1e7b2b3d234213390 /components/drivers/spi/spi_core.c | |
| parent | 759192f5f5af23ae360818483d35974ef5b91c78 (diff) | |
| parent | e63e33a3c64327aef3556fa811df0a8ec1e0e7ee (diff) | |
Merge pull request #6981 from RT-Thread/masterserialX-dev
sync from master
Diffstat (limited to 'components/drivers/spi/spi_core.c')
| -rw-r--r-- | components/drivers/spi/spi_core.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/components/drivers/spi/spi_core.c b/components/drivers/spi/spi_core.c index 63b50f265a..fca542d9bb 100644 --- a/components/drivers/spi/spi_core.c +++ b/components/drivers/spi/spi_core.c @@ -95,6 +95,14 @@ rt_err_t rt_spi_configure(struct rt_spi_device *device, device->config.mode = cfg->mode & RT_SPI_MODE_MASK ; device->config.max_hz = cfg->max_hz ; + if (device->cs_pin != PIN_NONE) + { + if (device->config.mode & RT_SPI_CS_HIGH) + rt_pin_write(device->cs_pin, PIN_LOW); + else + rt_pin_write(device->cs_pin, PIN_HIGH); + } + if (device->bus != RT_NULL) { result = rt_mutex_take(&(device->bus->lock), RT_WAITING_FOREVER); |