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boards: arm: lpcxpress55s16: enable SPI support

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Enable the high-speed SPI controller on the NXP LPCXpresso55S16 board.

Signed-off-by: Henrik Brix Andersen <henrik@brixandersen.dk>
This commit is contained in:
Henrik Brix Andersen 2020-05-02 22:49:57 +02:00 • committed by Maureen Helm
commit b30fea4dc9
4 changed files with 50 additions and 0 deletions
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34
boards/arm/lpcxpresso55s16/pinmux.c
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@ -147,6 +147,40 @@ static int lpcxpresso_55s16_pinmux_init(struct device *dev)
IOCON_PIO_OPENDRAIN_DI);
#endif
#if DT_HAS_NODE(DT_NODELABEL(hs_lspi))
/* PORT0 PIN26 is configured as HS_SPI_MOSI */
pinmux_pin_set(port0, 26, IOCON_PIO_FUNC9 |
IOCON_PIO_MODE_PULLUP |
IOCON_PIO_INV_DI |
IOCON_PIO_DIGITAL_EN |
IOCON_PIO_SLEW_STANDARD |
IOCON_PIO_OPENDRAIN_DI);
/* PORT1 PIN1 is configured as HS_SPI_SSEL1 */
pinmux_pin_set(port1, 1, IOCON_PIO_FUNC5 |
IOCON_PIO_MODE_PULLUP |
IOCON_PIO_INV_DI |
IOCON_PIO_DIGITAL_EN |
IOCON_PIO_SLEW_STANDARD |
IOCON_PIO_OPENDRAIN_DI);
/* PORT1 PIN2 is configured as HS_SPI_SCK */
pinmux_pin_set(port1, 2, IOCON_PIO_FUNC6 |
IOCON_PIO_MODE_PULLUP |
IOCON_PIO_INV_DI |
IOCON_PIO_DIGITAL_EN |
IOCON_PIO_SLEW_STANDARD |
IOCON_PIO_OPENDRAIN_DI);
/* PORT1 PIN3 is configured as HS_SPI_MISO */
pinmux_pin_set(port1, 3, IOCON_PIO_FUNC6 |
IOCON_PIO_MODE_PULLUP |
IOCON_PIO_INV_DI |
IOCON_PIO_DIGITAL_EN |
IOCON_PIO_SLEW_STANDARD |
IOCON_PIO_OPENDRAIN_DI);
#endif
return 0;
}