michaelh/zephyr
1
0
Fork 0
Code Releases Activity

drivers: nxp_pint: Add power handlers for the NXP PINT driver

Browse source 
This is needed to restore state on wakeup from certain low power
modes.

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>
This commit is contained in:
Mahesh Mahadevan 2025-05-13 12:59:33 -05:00 • committed by Benjamin Cabé
commit dcad2e036e
2 changed files with 25 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

27
drivers/interrupt_controller/intc_nxp_pint.c
View file

@ -10,6 +10,7 @@
#include <zephyr/irq.h>
#include <errno.h>
#include <zephyr/drivers/interrupt_controller/nxp_pint.h>
#include <zephyr/pm/device.h>
#include <fsl_inputmux.h>
@ -180,6 +181,24 @@ static void nxp_pint_isr(uint8_t *slot)
}
}
static int intc_nxp_pm_action(const struct device *dev, enum pm_device_action action)
{
switch (action) {
case PM_DEVICE_ACTION_RESUME:
break;
case PM_DEVICE_ACTION_SUSPEND:
break;
case PM_DEVICE_ACTION_TURN_OFF:
break;
case PM_DEVICE_ACTION_TURN_ON:
PINT_Init(pint_base);
break;
default:
return -ENOTSUP;
}
return 0;
}
/* Defines PINT IRQ handler for a given irq index */
#define NXP_PINT_IRQ(idx, node_id) \
@ -200,10 +219,12 @@ static int intc_nxp_pint_init(const struct device *dev)
* parameter.
*/
LISTIFY(8, NXP_PINT_IRQ, (;), DT_INST(0, DT_DRV_COMPAT));
PINT_Init(pint_base);
memset(pin_pint_id, NO_PINT_ID, ARRAY_SIZE(pin_pint_id));
return 0;
return pm_device_driver_init(dev, intc_nxp_pm_action);
}
DEVICE_DT_INST_DEFINE(0, intc_nxp_pint_init, NULL, NULL, NULL,
PM_DEVICE_DT_INST_DEFINE(0, intc_nxp_pm_action);
DEVICE_DT_INST_DEFINE(0, intc_nxp_pint_init, PM_DEVICE_DT_INST_GET(0), NULL, NULL,
PRE_KERNEL_1, CONFIG_INTC_INIT_PRIORITY, NULL);

1
dts/arm/nxp/nxp_rw6xx_common.dtsi
View file

@ -328,6 +328,7 @@
<35 2>, <36 2>, <37 2>, <38 2>;
num-lines = <8>;
num-inputs = <64>;
power-domains = <&power_mode3_domain>;
};
imu: nxp_wifi {