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cpu/sam0/periph: remove bitfield usage in PWM driver

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Signed-off-by: Dylan Laduranty <dylan.laduranty@mesotic.com>
This commit is contained in:
Dylan Laduranty 2024-06-10 16:56:53 +02:00
parent 8af7b3b465
commit 38c65b9531
1 changed files with 6 additions and 5 deletions
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11
cpu/sam0_common/periph/pwm.c
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@ -42,6 +42,7 @@
typedef TcCount8 Tcc;
#define TCC_CTRLA_ENABLE TC_CTRLA_ENABLE
#define TCC_SYNCBUSY_CC0 TC_SYNCBUSY_CC0
#define TCC_STATUS_SYNCBUSY TC_STATUS_SYNCBUSY
#ifdef TC_SYNCBUSY_MASK
#define TCC_SYNCBUSY_MASK TC_SYNCBUSY_MASK
#endif
@ -216,8 +217,8 @@ static void poweroff(pwm_t dev)
static void _tc_init(Tc *tc, pwm_mode_t mode, uint8_t prescaler, uint8_t res)
{
/* reset TC module */
tc->COUNT8.CTRLA.bit.SWRST = 1;
while (tc->COUNT8.CTRLA.bit.SWRST) {}
tc->COUNT8.CTRLA.reg |= TC_CTRLA_SWRST;
while (tc->COUNT8.CTRLA.reg & TC_CTRLA_SWRST) {}
/* set PWM mode */
switch (mode) {
@ -250,7 +251,7 @@ static void _tc_init(Tc *tc, pwm_mode_t mode, uint8_t prescaler, uint8_t res)
tc->COUNT8.PER.reg = (res - 1);
#ifdef TC_STATUS_SYNCBUSY
while (tc->COUNT8.STATUS.bit.SYNCBUSY) {}
while (tc->COUNT8.STATUS.reg & TC_STATUS_SYNCBUSY) {}
#else
while (tc->COUNT8.SYNCBUSY.reg) {}
#endif
@ -361,7 +362,7 @@ static void _tc_set(Tc *tc, uint8_t chan, uint16_t value)
tc->COUNT8.CC[chan].reg = value;
#ifdef TC_STATUS_SYNCBUSY
while (tc->COUNT8.STATUS.bit.SYNCBUSY) {}
while (tc->COUNT8.STATUS.reg & TC_STATUS_SYNCBUSY) {}
#else
while (tc->COUNT8.SYNCBUSY.reg & (TC_SYNCBUSY_CC0 << chan)) {}
#endif
@ -375,7 +376,7 @@ static void _tcc_set(Tcc *tcc, uint8_t chan, uint16_t value)
#ifdef TCC_SYNCBUSY_MASK
while (tcc->SYNCBUSY.reg & (TCC_SYNCBUSY_CC0 << chan)) {}
#else
while (tcc->STATUS.bit.SYNCBUSY) {}
while (tcc->STATUS.reg & TCC_STATUS_SYNCBUSY) {}
#endif
}