michaelh/zephyr
1
0
Fork 0
Code Releases Activity

drivers: pwm: Enable pinctrl for kinetis ftm PWM driver

Browse source 
Enable pinctrl for kinetis ftm PWM driver

Signed-off-by: Daniel DeGrasse <daniel.degrasse@nxp.com>
This commit is contained in:
Daniel DeGrasse 2022-03-07 10:37:14 -06:00 • committed by Carles Cufí
commit 6537a867e3
3 changed files with 12 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

1
drivers/pwm/Kconfig.mcux_ftm
View file

@ -6,6 +6,7 @@
config PWM_MCUX_FTM
bool "MCUX FTM PWM driver"
depends on HAS_MCUX_FTM
select PINCTRL
help
Enable support for mcux ftm pwm driver.

10
drivers/pwm/pwm_mcux_ftm.c
View file

@ -13,6 +13,7 @@
#include <soc.h>
#include <fsl_ftm.h>
#include <fsl_clock.h>
#include <drivers/pinctrl.h>
#define LOG_LEVEL CONFIG_PWM_LOG_LEVEL
#include <logging/log.h>
@ -36,6 +37,7 @@ struct mcux_ftm_config {
#ifdef CONFIG_PWM_CAPTURE
void (*irq_config_func)(const struct device *dev);
#endif /* CONFIG_PWM_CAPTURE */
const struct pinctrl_dev_config *pincfg;
};
struct mcux_ftm_capture_data {
@ -390,6 +392,12 @@ static int mcux_ftm_init(const struct device *dev)
ftm_chnl_pwm_config_param_t *channel = data->channel;
ftm_config_t ftm_config;
int i;
int err;
err = pinctrl_apply_state(config->pincfg, PINCTRL_STATE_DEFAULT);
if (err != 0) {
return err;
}
if (config->channel_count > ARRAY_SIZE(data->channel)) {
LOG_ERR("Invalid channel count");
@ -469,10 +477,12 @@ static const struct mcux_ftm_config mcux_ftm_config_##n = { \
.channel_count = FSL_FEATURE_FTM_CHANNEL_COUNTn((FTM_Type *) \
DT_INST_REG_ADDR(n)), \
.mode = kFTM_EdgeAlignedPwm, \
.pincfg = PINCTRL_DT_INST_DEV_CONFIG_GET(n), \
CAPTURE_INIT \
}
#define FTM_DEVICE(n) \
PINCTRL_DT_INST_DEFINE(n); \
static struct mcux_ftm_data mcux_ftm_data_##n; \
static const struct mcux_ftm_config mcux_ftm_config_##n; \
DEVICE_DT_INST_DEFINE(n, &mcux_ftm_init, \

2
dts/bindings/pwm/nxp,kinetis-ftm-pwm.yaml
View file

@ -5,7 +5,7 @@ description: Kinetis FTM PWM
compatible: "nxp,kinetis-ftm-pwm"
include: [pwm-controller.yaml, "nxp,kinetis-ftm.yaml"]
include: [pwm-controller.yaml, "nxp,kinetis-ftm.yaml", "pinctrl-device.yaml"]
properties:
"#pwm-cells":