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LPC32xx GPIO interrupts: Remove some old logic that should not be there.

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This commit is contained in:
Gregory Nutt
2016-06-04 16:36:27 -06:00
parent 1c4d0686c8
commit 7671087abc
1 changed files with 9 additions and 23 deletions
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arch/arm/src/lpc43xx/lpc43_gpioint.c
+9 -23
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@@ -180,7 +180,7 @@ int lpc43_gpioint_pinconfig(uint16_t gpiocfg)
unsigned int pin = ((gpiocfg & GPIO_PIN_MASK) >> GPIO_PIN_SHIFT); unsigned int pin = ((gpiocfg & GPIO_PIN_MASK) >> GPIO_PIN_SHIFT);
unsigned int pinint = ((gpiocfg & GPIO_PININT_MASK) >> GPIO_PININT_SHIFT); unsigned int pinint = ((gpiocfg & GPIO_PININT_MASK) >> GPIO_PININT_SHIFT);
uint32_t bitmask = (1 << pinint); uint32_t bitmask = (1 << pinint);
uint32_t regval; uint32_t pinsel;
uint32_t isel; uint32_t isel;
uint32_t einr; uint32_t einr;
uint32_t einf; uint32_t einf;
@@ -200,35 +200,21 @@ int lpc43_gpioint_pinconfig(uint16_t gpiocfg)
if (pinint < 4) if (pinint < 4)
{ {
regval = getreg32(LPC43_SCU_PINTSEL0); pinsel = getreg32(LPC43_SCU_PINTSEL0);
regval &= ~SCU_PINTSEL0_MASK(pinint); pinsel &= ~SCU_PINTSEL0_MASK(pinint);
regval |= ((pin << SCU_PINTSEL0_INTPIN_SHIFT(pinint)) | pinsel |= ((pin << SCU_PINTSEL0_INTPIN_SHIFT(pinint)) |
(port << SCU_PINTSEL0_PORTSEL_SHIFT(pinint))); (port << SCU_PINTSEL0_PORTSEL_SHIFT(pinint)));
putreg32(regval, LPC43_SCU_PINTSEL0); putreg32(pinsel, LPC43_SCU_PINTSEL0);
} }
else else
{ {
regval = getreg32(LPC43_SCU_PINTSEL1); pinsel = getreg32(LPC43_SCU_PINTSEL1);
regval &= ~SCU_PINTSEL1_MASK(pinint); pinsel &= ~SCU_PINTSEL1_MASK(pinint);
regval |= ((pin << SCU_PINTSEL1_INTPIN_SHIFT(pinint)) | pinsel |= ((pin << SCU_PINTSEL1_INTPIN_SHIFT(pinint)) |
(port << SCU_PINTSEL1_PORTSEL_SHIFT(pinint))); (port << SCU_PINTSEL1_PORTSEL_SHIFT(pinint)));
putreg32(regval, LPC43_SCU_PINTSEL1); putreg32(pinsel, LPC43_SCU_PINTSEL1);
} }
/* Set level or edge sensitive */
regval = getreg32(LPC43_GPIOINT_ISEL);
if (GPIO_IS_LEVEL(gpiocfg))
{
regval |= bitmask;
}
else
{
regval &= ~bitmask;
}
putreg32(regval, LPC43_GPIOINT_ISEL);
/* Configure the active level or rising/falling edge /* Configure the active level or rising/falling edge
* *
* ISEL * ISEL