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Searched refs:CPOL (Results 1 – 5 of 5) sorted by relevance

/Linux-v5.4/drivers/spi/
Dspi-geni-qcom.c26 #define CPOL BIT(2) macro
212 cpol &= ~CPOL; in setup_fifo_params()
219 cpol |= CPOL; in setup_fifo_params()
Dspi-atmel.c380 u32 cpol = (spi->mode & SPI_CPOL) ? SPI_BIT(CPOL) : 0; in cs_activate()
387 if ((csr ^ cpol) & SPI_BIT(CPOL)) in cs_activate()
389 csr ^ SPI_BIT(CPOL)); in cs_activate()
1195 csr |= SPI_BIT(CPOL); in atmel_spi_setup()
/Linux-v5.4/Documentation/devicetree/bindings/net/
Dqca,qca7000.txt52 spi-cpol; /* SPI mode: CPOL=1 */
/Linux-v5.4/Documentation/spi/
Dspi-summary.rst100 - CPOL indicates the initial clock polarity. CPOL=0 means the
102 the second (trailing) edge is falling. CPOL=1 means the clock
113 but their timing diagrams will make the CPOL and CPHA modes clear.
115 In the SPI mode number, CPOL is the high order bit and CPHA is the
117 starting low (CPOL=0) and data stabilized for sampling during the
/Linux-v5.4/Documentation/devicetree/bindings/iio/dac/
Dad5592r.txt7 - spi-cpol: The AD5592R requires inverse clock polarity (CPOL) mode