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drivers: gpio: Init the PINT module

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Need to call PINT_Init to initialize the block
before using it. This fixes the issue seen on
RT600 with the button example

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>
This commit is contained in:
Mahesh Mahadevan 2020-07-14 17:47:52 -05:00 committed by Maureen Helm
parent a205019910
commit 5e2e7a0fcf
1 changed files with 5 additions and 0 deletions
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5
drivers/gpio/gpio_mcux_lpc.c
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@ -252,6 +252,7 @@ static int gpio_mcux_lpc_pin_interrupt_configure(struct device *dev,
uint32_t port = config->port_no;
uint32_t isr;
uint32_t pint_idx;
static bool pint_inited;
/* Ensure pin used as interrupt is set as input*/
if ((mode & GPIO_INT_ENABLE) &&
@ -296,6 +297,10 @@ static int gpio_mcux_lpc_pin_interrupt_configure(struct device *dev,
data->pint_id[pin] = pint_idx;
}
if (!pint_inited) {
PINT_Init(config->pint_base);
pint_inited = true;
}
PINT_PinInterruptConfig(config->pint_base, data->pint_id[pin],
interruptMode,
(pint_cb_t)gpio_mcux_lpc_port_isr);