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CAN: Fix BRP field initialization onf ESP32 ECO3

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This commit zero initializes the brp_div field on ESP32 ECO3
to prevent incorrect timing configuration.
This commit is contained in:
Darian Leung
2020-12-02 21:30:28 +08:00
parent 5311a60af2
commit c2afe02507
1 changed files with 2 additions and 0 deletions
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2
components/soc/esp32/include/hal/can_ll.h
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@@ -366,6 +366,8 @@ static inline void can_ll_set_bus_timing(can_dev_t *hw, uint32_t brp, uint32_t s
//Need to set brp_div bit //Need to set brp_div bit
hw->interrupt_enable_reg.brp_div = 1; hw->interrupt_enable_reg.brp_div = 1;
brp /= 2; brp /= 2;
} else {
hw->interrupt_enable_reg.brp_div = 0;
} }
#endif #endif
hw->bus_timing_0_reg.brp = (brp / 2) - 1; hw->bus_timing_0_reg.brp = (brp / 2) - 1;