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drivers: gpio: gpio_mcux_lpc: add pinmux setting support for IOPCTL

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add support for setting pinmux when using IOPCTL peripheral, as well as
setting pin configuration properties.

Signed-off-by: Daniel DeGrasse <daniel.degrasse@nxp.com>
This commit is contained in:
Daniel DeGrasse 2022-04-05 17:29:27 -05:00 • committed by David Leach
commit dc9c886683
1 changed files with 5 additions and 1 deletions
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6
drivers/gpio/gpio_mcux_lpc.c
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@ -88,8 +88,12 @@ static int gpio_mcux_lpc_configure(const struct device *dev, gpio_pin_t pin,
*pinconfig |= IOPCTL_PIO_INBUF_EN;
if ((flags & GPIO_SINGLE_ENDED) != 0) {
return -ENOTSUP;
*pinconfig |= IOPCTL_PIO_PSEDRAIN_EN;
} else {
*pinconfig &= ~IOPCTL_PIO_PSEDRAIN_EN;
}
/* Select GPIO mux for this pin (func 0 is always GPIO) */
*pinconfig &= ~(IOPCTL_PIO_FSEL_MASK);
#else /* LPC SOCs */
volatile uint32_t *pinconfig;