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drivers: intc: nxp: convert wkpu to native driver

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Convert NXP WKPU to a native driver, all existing functionalities are
retained.

Signed-off-by: Manuel Argüelles <manuel.arguelles@nxp.com>
This commit is contained in:
Manuel Argüelles 2024-07-19 12:06:10 +07:00 • committed by David Leach
commit d2ba31d503
6 changed files with 204 additions and 162 deletions
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36
drivers/gpio/gpio_nxp_s32.c
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@ -285,28 +285,18 @@ static int nxp_s32_gpio_config_eirq(const struct device *dev,
#endif /* CONFIG_NXP_S32_EIRQ */
#if defined(CONFIG_NXP_S32_WKPU)
static int nxp_s32_gpio_wkpu_get_trigger(Wkpu_Ip_EdgeType *edge_type,
enum gpio_int_mode mode,
static int nxp_s32_gpio_wkpu_get_trigger(enum wkpu_nxp_s32_trigger *wkpu_trigger,
enum gpio_int_trig trigger)
{
if (mode == GPIO_INT_MODE_DISABLED) {
*edge_type = WKPU_IP_NONE_EDGE;
return 0;
}
if (mode == GPIO_INT_MODE_LEVEL) {
return -ENOTSUP;
}
switch (trigger) {
case GPIO_INT_TRIG_LOW:
*edge_type = WKPU_IP_FALLING_EDGE;
*wkpu_trigger = WKPU_NXP_S32_FALLING_EDGE;
break;
case GPIO_INT_TRIG_HIGH:
*edge_type = WKPU_IP_RISING_EDGE;
*wkpu_trigger = WKPU_NXP_S32_RISING_EDGE;
break;
case GPIO_INT_TRIG_BOTH:
*edge_type = WKPU_IP_BOTH_EDGES;
*wkpu_trigger = WKPU_NXP_S32_BOTH_EDGES;
break;
default:
return -ENOTSUP;
@ -323,37 +313,39 @@ static int nxp_s32_gpio_config_wkpu(const struct device *dev,
const struct gpio_nxp_s32_config *config = dev->config;
const struct gpio_nxp_s32_irq_config *irq_cfg = config->wkpu_info;
uint8_t irq_line;
Wkpu_Ip_EdgeType edge_type;
enum wkpu_nxp_s32_trigger wkpu_trigger;
if (irq_cfg == NULL) {
LOG_ERR("WKPU controller not available or enabled");
return -ENOTSUP;
}
if (nxp_s32_gpio_wkpu_get_trigger(&edge_type, mode, trig)) {
LOG_ERR("trigger or mode not supported");
if (mode == GPIO_INT_MODE_LEVEL) {
return -ENOTSUP;
}
irq_line = nxp_s32_gpio_pin_to_line(irq_cfg, pin);
if (irq_line == NXP_S32_GPIO_LINE_NOT_FOUND) {
if (edge_type == WKPU_IP_NONE_EDGE) {
if (mode == GPIO_INT_MODE_DISABLED) {
return 0;
}
LOG_ERR("pin %d cannot be used for external interrupt", pin);
return -ENOTSUP;
}
if (edge_type == WKPU_IP_NONE_EDGE) {
if (mode == GPIO_INT_MODE_DISABLED) {
wkpu_nxp_s32_disable_interrupt(irq_cfg->ctrl, irq_line);
wkpu_nxp_s32_unset_callback(irq_cfg->ctrl, irq_line);
} else {
if (wkpu_nxp_s32_set_callback(irq_cfg->ctrl, irq_line,
nxp_s32_gpio_isr, pin, (void *)dev)) {
if (nxp_s32_gpio_wkpu_get_trigger(&wkpu_trigger, trig)) {
return -ENOTSUP;
}
if (wkpu_nxp_s32_set_callback(irq_cfg->ctrl, irq_line, pin,
nxp_s32_gpio_isr, (void *)dev)) {
LOG_ERR("pin %d is already in use", pin);
return -EBUSY;
}
wkpu_nxp_s32_enable_interrupt(irq_cfg->ctrl, irq_line, edge_type);
wkpu_nxp_s32_enable_interrupt(irq_cfg->ctrl, irq_line, wkpu_trigger);
}
return 0;