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esp32s2: peripherals: store address of timer peripheral in its struct

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.. this is helpful if we need to go down to the esp-idf low level
I/O routines
This commit is contained in:
Jeff Epler 2021-05-13 11:13:52 -05:00
parent 60c9a57815
commit 4de8fa09ab
2 changed files with 3 additions and 0 deletions
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2
ports/esp32s2/peripherals/timer.c
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@ -68,6 +68,8 @@ void peripherals_timer_init(const timer_config_t *config, timer_index_t *timer)
} }
} }
timer->hw = (timer->group == 0) ? &TIMERG0 : &TIMERG1;
// initialize timer module // initialize timer module
timer_init(timer->group, timer->idx, config); timer_init(timer->group, timer->idx, config);
timer_set_counter_value(timer->group, timer->idx, 0); timer_set_counter_value(timer->group, timer->idx, 0);

1
ports/esp32s2/peripherals/timer.h
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@ -30,6 +30,7 @@
#include "driver/timer.h" #include "driver/timer.h"
typedef struct { typedef struct {
timg_dev_t *hw;
timer_idx_t idx; timer_idx_t idx;
timer_group_t group; timer_group_t group;
} timer_index_t; } timer_index_t;