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lpc176x: Add hardware PWM support for LPC176x

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This adds hardware PWM support for LPC176x processors.

Signed-off-by: Michael Kurz <michi.kurz@gmail.com>
This commit is contained in:
Michael Kurz
2021-03-21 19:13:47 +01:00
committed by Kevin O'Connor
parent d02c80ef08
commit 39188e1cf3
5 changed files with 107 additions and 0 deletions
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7
src/lpc176x/gpio.h
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@@ -21,6 +21,13 @@ struct gpio_in gpio_in_setup(uint8_t pin, int8_t pull_up);
void gpio_in_reset(struct gpio_in g, int8_t pull_up);
uint8_t gpio_in_read(struct gpio_in g);
struct gpio_pwm {
void *reg;
uint8_t channel;
};
struct gpio_pwm gpio_pwm_setup(uint8_t pin, uint32_t cycle_time, uint8_t val);
void gpio_pwm_write(struct gpio_pwm g, uint32_t val);
struct gpio_adc {
uint32_t chan;
};