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Made the PWM frequency of the RGB driver configurable from the menu.

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Signed-off-by: simonatoaca <simona.alexandra2000@gmail.com>
This commit is contained in:
simonatoaca 2023-07-04 11:35:16 +03:00 committed by Xiang Xiao
parent bc084a8505
commit fd4dd59c3c
2 changed files with 9 additions and 2 deletions
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7
drivers/leds/Kconfig
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@ -71,6 +71,13 @@ config RGBLED
This selection enables building of the "upper-half" RGB LED driver.
See include/nuttx/rgbled.h for further PWM driver information.
config RGBLED_PWM_FREQ
int "PWM Frequency (Hz)"
depends on RGBLED
default 100
---help---
This controls the frequency of the PWM channel powering each led.
config RGBLED_INVERT
bool "Invert RGB LED Output"
depends on RGBLED

4
drivers/leds/rgbled.c
View File

@ -360,7 +360,7 @@ static ssize_t rgbled_write(FAR struct file *filep, FAR const char *buffer,
#ifdef CONFIG_PWM_MULTICHAN
memset(&pwm, 0, sizeof(struct pwm_info_s));
pwm.frequency = 100;
pwm.frequency = CONFIG_RGBLED_PWM_FREQ;
i = 0;
pwm.channels[i].duty = red;
@ -433,7 +433,7 @@ static ssize_t rgbled_write(FAR struct file *filep, FAR const char *buffer,
ledb->ops->start(ledb, &pwm);
}
#else
pwm.frequency = 100;
pwm.frequency = CONFIG_RGBLED_PWM_FREQ;
pwm.duty = red;
ledr->ops->start(ledr, &pwm);