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boards/samd21-xpro: update PWM configuration

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This commit is contained in:
Benjamin Valentin 2020-04-26 22:35:24 +02:00
parent cc3779671e
commit ed3f951825
1 changed files with 29 additions and 21 deletions
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50
boards/samd21-xpro/include/periph_conf.h
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@ -201,39 +201,47 @@ static const uart_conf_t uart_config[] = {
#define PWM_0_EN 1
#define PWM_1_EN 0
#define PWM_2_EN 0
#define PWM_MAX_CHANNELS 2
/* for compatibility with test application */
#define PWM_0_CHANNELS PWM_MAX_CHANNELS
#define PWM_1_CHANNELS PWM_MAX_CHANNELS
#define PWM_2_CHANNELS PWM_MAX_CHANNELS
#if PWM_0_EN
/* PWM0 channels */
static const pwm_conf_chan_t pwm_chan0_config[] = {
/* GPIO pin, MUX value, TCC channel */
{ GPIO_PIN(PA, 12), GPIO_MUX_E, 0 },
{ GPIO_PIN(PA, 13), GPIO_MUX_E, 1 },
};
#endif
#if PWM_1_EN
/* PWM1 channels */
static const pwm_conf_chan_t pwm_chan1_config[] = {
/* GPIO pin, MUX value, TCC channel */
{ GPIO_PIN(PB, 12), GPIO_MUX_E, 0 },
{ GPIO_PIN(PB, 13), GPIO_MUX_E, 1 },
};
#endif
#if PWM_2_EN
/* PWM2 channels */
static const pwm_conf_chan_t pwm_chan2_config[] = {
/* GPIO pin, MUX value, TCC channel */
{ GPIO_PIN(PB, 02), GPIO_MUX_E, 0 },
{ GPIO_PIN(PB, 03), GPIO_MUX_E, 1 },
};
#endif
/* PWM device configuration */
static const pwm_conf_t pwm_config[] = {
#if PWM_0_EN
{TCC2, {
/* GPIO pin, MUX value, TCC channel */
{ GPIO_PIN(PA, 12), GPIO_MUX_E, 0 },
{ GPIO_PIN(PA, 13), GPIO_MUX_E, 1 },
}},
{TCC2, pwm_chan0_config, ARRAY_SIZE(pwm_chan0_config)},
#endif
#if PWM_1_EN
{TC4, {
/* GPIO pin, MUX value, TCC channel */
{ GPIO_PIN(PB, 12), GPIO_MUX_E, 0 },
{ GPIO_PIN(PB, 13), GPIO_MUX_E, 1 },
}}
{TC4, pwm_chan1_config, ARRAY_SIZE(pwm_chan1_config)},
#endif
#if PWM_2_EN
{TC6, {
/* GPIO pin, MUX value, TCC channel */
{ GPIO_PIN(PB, 02), GPIO_MUX_E, 0 },
{ GPIO_PIN(PB, 03), GPIO_MUX_E, 1 },
}}
{TC6, pwm_chan2_config, ARRAY_SIZE(pwm_chan2_config)},
#endif
};
/* number of devices that are actually defined */
#define PWM_NUMOF (3U)
#define PWM_NUMOF ARRAY_SIZE(pwm_config)
/** @} */
/**