mirror of
https://github.com/espressif/esp-idf.git
synced 2025-09-30 19:19:21 +00:00
Merge branch 'bugfix/i2c_master_stretch_to' into 'master'
fix(i2c_master): Fix an I2C issue that slave streth happen but master timeout seems not work Closes IDFGH-13191 and IDFGH-13508 See merge request espressif/esp-idf!33014
This commit is contained in:
@@ -583,7 +583,7 @@ static inline void i2c_ll_get_stop_timing(i2c_dev_t *hw, int *setup_time, int *h
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*
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* @param hw Beginning address of the peripheral registers
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* @param ptr Pointer to data buffer
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* @param len Amount of data needs to be writen
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* @param len Amount of data needs to be written
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*
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* @return None.
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*/
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@@ -647,7 +647,7 @@ static inline void i2c_ll_master_get_filter(i2c_dev_t *hw, uint8_t *filter_conf)
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}
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/**
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* @brief Reste I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
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* @brief reset I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
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*
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* @param hw Beginning address of the peripheral registers
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*
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@@ -675,7 +675,7 @@ static inline void i2c_ll_master_clr_bus(i2c_dev_t *hw, uint32_t slave_pulses)
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hw->scl_sp_conf.scl_rst_slv_num = slave_pulses;
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hw->scl_sp_conf.scl_rst_slv_en = 1;
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hw->ctr.conf_upgate = 1;
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// hardward will clear scl_rst_slv_en after sending SCL pulses,
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// hardware will clear scl_rst_slv_en after sending SCL pulses,
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// and we should set conf_upgate bit to synchronize register value.
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while (hw->scl_sp_conf.scl_rst_slv_en);
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hw->ctr.conf_upgate = 1;
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@@ -756,7 +756,8 @@ static inline bool i2c_ll_master_is_cmd_done(i2c_dev_t *hw, int cmd_idx)
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static inline uint32_t i2c_ll_calculate_timeout_us_to_reg_val(uint32_t src_clk_hz, uint32_t timeout_us)
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{
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uint32_t clk_cycle_num_per_us = src_clk_hz / (1 * 1000 * 1000);
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return 31 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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// round up to an integer
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return 32 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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}
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//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
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@@ -791,7 +792,7 @@ typedef enum {
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* @brief Configure I2C SCL timing
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*
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* @param hw Beginning address of the peripheral registers
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* @param high_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
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* @param high_period The I2C SCL height period (in core clock cycle, hight_period > 2)
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* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
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* @param wait_high_period The I2C SCL wait rising edge period.
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*
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@@ -906,7 +907,7 @@ static inline void i2c_ll_master_disable_rx_it(i2c_dev_t *hw)
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* @brief Configure I2C SCL timing
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*
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* @param hw Beginning address of the peripheral registers
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* @param hight_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
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* @param hight_period The I2C SCL height period (in core clock cycle, hight_period > 2)
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* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
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*
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* @return None.
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@@ -663,7 +663,7 @@ static inline void i2c_ll_get_stop_timing(i2c_dev_t *hw, int *setup_time, int *h
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*
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* @param hw Beginning address of the peripheral registers
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* @param ptr Pointer to data buffer
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* @param len Amount of data needs to be writen
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* @param len Amount of data needs to be written
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*
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* @return None.
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*/
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@@ -698,7 +698,7 @@ static inline void i2c_ll_read_rxfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len)
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* @param hw Beginning address of the peripheral registers
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* @param ram_offset Offset value of I2C RAM.
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* @param ptr Pointer to data buffer
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* @param len Amount of data needs to be writen
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* @param len Amount of data needs to be written
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*/
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static inline void i2c_ll_write_by_nonfifo(i2c_dev_t *hw, uint8_t ram_offset, const uint8_t *ptr, uint8_t len)
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{
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@@ -770,7 +770,7 @@ static inline void i2c_ll_master_get_filter(i2c_dev_t *hw, uint8_t *filter_conf)
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}
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/**
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* @brief Reste I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
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* @brief reset I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
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*
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* @param hw Beginning address of the peripheral registers
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*
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@@ -798,7 +798,7 @@ static inline void i2c_ll_master_clr_bus(i2c_dev_t *hw, uint32_t slave_pulses)
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hw->scl_sp_conf.scl_rst_slv_num = slave_pulses;
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hw->scl_sp_conf.scl_rst_slv_en = 1;
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hw->ctr.conf_upgate = 1;
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// hardward will clear scl_rst_slv_en after sending SCL pulses,
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// hardware will clear scl_rst_slv_en after sending SCL pulses,
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// and we should set conf_upgate bit to synchronize register value.
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while (hw->scl_sp_conf.scl_rst_slv_en);
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hw->ctr.conf_upgate = 1;
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@@ -929,7 +929,8 @@ static inline bool i2c_ll_master_is_cmd_done(i2c_dev_t *hw, int cmd_idx)
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static inline uint32_t i2c_ll_calculate_timeout_us_to_reg_val(uint32_t src_clk_hz, uint32_t timeout_us)
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{
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uint32_t clk_cycle_num_per_us = src_clk_hz / (1 * 1000 * 1000);
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return 31 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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// round up to an integer
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return 32 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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}
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//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
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@@ -968,7 +969,7 @@ typedef enum {
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* @brief Configure I2C SCL timing
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*
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* @param hw Beginning address of the peripheral registers
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* @param high_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
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* @param high_period The I2C SCL height period (in core clock cycle, hight_period > 2)
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* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
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* @param wait_high_period The I2C SCL wait rising edge period.
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*
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@@ -1155,7 +1156,7 @@ static inline void i2c_ll_slave_disable_rx_it(i2c_dev_t *hw)
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* @brief Configure I2C SCL timing
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*
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* @param hw Beginning address of the peripheral registers
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* @param hight_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
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* @param hight_period The I2C SCL height period (in core clock cycle, hight_period > 2)
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* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
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*
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* @return None.
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@@ -967,7 +967,8 @@ static inline bool i2c_ll_master_is_cmd_done(i2c_dev_t *hw, int cmd_idx)
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static inline uint32_t i2c_ll_calculate_timeout_us_to_reg_val(uint32_t src_clk_hz, uint32_t timeout_us)
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{
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uint32_t clk_cycle_num_per_us = src_clk_hz / (1 * 1000 * 1000);
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return 31 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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// round up to an integer
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return 32 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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}
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//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
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@@ -734,7 +734,7 @@ static inline void i2c_ll_master_get_filter(i2c_dev_t *hw, uint8_t *filter_conf)
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}
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/**
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* @brief Reste I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
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* @brief reset I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
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*
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* @param hw Beginning address of the peripheral registers
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*
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@@ -972,7 +972,8 @@ static inline bool i2c_ll_master_is_cmd_done(i2c_dev_t *hw, int cmd_idx)
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static inline uint32_t i2c_ll_calculate_timeout_us_to_reg_val(uint32_t src_clk_hz, uint32_t timeout_us)
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{
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uint32_t clk_cycle_num_per_us = src_clk_hz / (1 * 1000 * 1000);
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return 31 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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// round up to an integer
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return 32 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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}
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//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
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@@ -893,7 +893,8 @@ static inline bool i2c_ll_master_is_cmd_done(i2c_dev_t *hw, int cmd_idx)
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static inline uint32_t i2c_ll_calculate_timeout_us_to_reg_val(uint32_t src_clk_hz, uint32_t timeout_us)
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{
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uint32_t clk_cycle_num_per_us = src_clk_hz / (1 * 1000 * 1000);
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return 31 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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// round up to an integer
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return 32 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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}
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//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
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|
@@ -613,7 +613,7 @@ static inline void i2c_ll_get_stop_timing(i2c_dev_t *hw, int *setup_time, int *h
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*
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* @param hw Beginning address of the peripheral registers
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* @param ptr Pointer to data buffer
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* @param len Amount of data needs to be writen
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* @param len Amount of data needs to be written
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*
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* @return None.
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*/
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@@ -648,7 +648,7 @@ static inline void i2c_ll_read_rxfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len)
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* @param hw Beginning address of the peripheral registers
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* @param ram_offset Offset value of I2C RAM.
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* @param ptr Pointer to data buffer
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* @param len Amount of data needs to be writen
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* @param len Amount of data needs to be written
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*/
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static inline void i2c_ll_write_by_nonfifo(i2c_dev_t *hw, uint8_t ram_offset, const uint8_t *ptr, uint8_t len)
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{
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@@ -720,7 +720,7 @@ static inline void i2c_ll_master_get_filter(i2c_dev_t *hw, uint8_t *filter_conf)
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}
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/**
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* @brief Reste I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
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* @brief reset I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
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*
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* @param hw Beginning address of the peripheral registers
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*
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@@ -748,7 +748,7 @@ static inline void i2c_ll_master_clr_bus(i2c_dev_t *hw, uint32_t slave_pulses)
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hw->scl_sp_conf.scl_rst_slv_num = slave_pulses;
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hw->scl_sp_conf.scl_rst_slv_en = 1;
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hw->ctr.conf_upgate = 1;
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// hardward will clear scl_rst_slv_en after sending SCL pulses,
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// hardware will clear scl_rst_slv_en after sending SCL pulses,
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// and we should set conf_upgate bit to synchronize register value.
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while (hw->scl_sp_conf.scl_rst_slv_en);
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hw->ctr.conf_upgate = 1;
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@@ -879,7 +879,8 @@ static inline bool i2c_ll_master_is_cmd_done(i2c_dev_t *hw, int cmd_idx)
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static inline uint32_t i2c_ll_calculate_timeout_us_to_reg_val(uint32_t src_clk_hz, uint32_t timeout_us)
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{
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uint32_t clk_cycle_num_per_us = src_clk_hz / (1 * 1000 * 1000);
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return 31 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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// round up to an integer
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return 32 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
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}
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//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
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@@ -918,7 +919,7 @@ typedef enum {
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* @brief Configure I2C SCL timing
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*
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* @param hw Beginning address of the peripheral registers
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* @param high_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
|
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* @param high_period The I2C SCL height period (in core clock cycle, hight_period > 2)
|
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* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
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* @param wait_high_period The I2C SCL wait rising edge period.
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*
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@@ -1106,7 +1107,7 @@ static inline void i2c_ll_slave_disable_rx_it(i2c_dev_t *hw)
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* @brief Configure I2C SCL timing
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*
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* @param hw Beginning address of the peripheral registers
|
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* @param hight_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
|
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* @param hight_period The I2C SCL height period (in core clock cycle, hight_period > 2)
|
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* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
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*
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||||
* @return None.
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||||
|
@@ -615,7 +615,7 @@ static inline void i2c_ll_get_stop_timing(i2c_dev_t *hw, int *setup_time, int *h
|
||||
*
|
||||
* @param hw Beginning address of the peripheral registers
|
||||
* @param ptr Pointer to data buffer
|
||||
* @param len Amount of data needs to be writen
|
||||
* @param len Amount of data needs to be written
|
||||
*
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||||
* @return None.
|
||||
*/
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@@ -650,7 +650,7 @@ static inline void i2c_ll_read_rxfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len)
|
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* @param hw Beginning address of the peripheral registers
|
||||
* @param ram_offset Offset value of I2C RAM.
|
||||
* @param ptr Pointer to data buffer
|
||||
* @param len Amount of data needs to be writen
|
||||
* @param len Amount of data needs to be written
|
||||
*/
|
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static inline void i2c_ll_write_by_nonfifo(i2c_dev_t *hw, uint8_t ram_offset, const uint8_t *ptr, uint8_t len)
|
||||
{
|
||||
@@ -722,7 +722,7 @@ static inline void i2c_ll_master_get_filter(i2c_dev_t *hw, uint8_t *filter_conf)
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Reste I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
|
||||
* @brief reset I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
|
||||
*
|
||||
* @param hw Beginning address of the peripheral registers
|
||||
*
|
||||
@@ -750,7 +750,7 @@ static inline void i2c_ll_master_clr_bus(i2c_dev_t *hw, uint32_t slave_pulses)
|
||||
hw->scl_sp_conf.scl_rst_slv_num = slave_pulses;
|
||||
hw->scl_sp_conf.scl_rst_slv_en = 1;
|
||||
hw->ctr.conf_upgate = 1;
|
||||
// hardward will clear scl_rst_slv_en after sending SCL pulses,
|
||||
// hardware will clear scl_rst_slv_en after sending SCL pulses,
|
||||
// and we should set conf_upgate bit to synchronize register value.
|
||||
while (hw->scl_sp_conf.scl_rst_slv_en);
|
||||
hw->ctr.conf_upgate = 1;
|
||||
@@ -976,7 +976,8 @@ static inline bool i2c_ll_master_is_cmd_done(i2c_dev_t *hw, int cmd_idx)
|
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static inline uint32_t i2c_ll_calculate_timeout_us_to_reg_val(uint32_t src_clk_hz, uint32_t timeout_us)
|
||||
{
|
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uint32_t clk_cycle_num_per_us = src_clk_hz / (1 * 1000 * 1000);
|
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return 31 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
|
||||
// round up to an integer
|
||||
return 32 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
|
||||
}
|
||||
|
||||
//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
|
||||
@@ -1015,7 +1016,7 @@ typedef enum {
|
||||
* @brief Configure I2C SCL timing
|
||||
*
|
||||
* @param hw Beginning address of the peripheral registers
|
||||
* @param high_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
|
||||
* @param high_period The I2C SCL height period (in core clock cycle, hight_period > 2)
|
||||
* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
|
||||
* @param wait_high_period The I2C SCL wait rising edge period.
|
||||
*
|
||||
@@ -1203,7 +1204,7 @@ static inline void i2c_ll_slave_disable_rx_it(i2c_dev_t *hw)
|
||||
* @brief Configure I2C SCL timing
|
||||
*
|
||||
* @param hw Beginning address of the peripheral registers
|
||||
* @param hight_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
|
||||
* @param hight_period The I2C SCL height period (in core clock cycle, hight_period > 2)
|
||||
* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
|
||||
*
|
||||
* @return None.
|
||||
|
@@ -671,7 +671,7 @@ static inline void i2c_ll_get_stop_timing(i2c_dev_t *hw, int *setup_time, int *h
|
||||
*
|
||||
* @param hw Beginning address of the peripheral registers
|
||||
* @param ptr Pointer to data buffer
|
||||
* @param len Amount of data needs to be writen
|
||||
* @param len Amount of data needs to be written
|
||||
*
|
||||
* @return None.
|
||||
*/
|
||||
@@ -706,7 +706,7 @@ static inline void i2c_ll_read_rxfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len)
|
||||
* @param hw Beginning address of the peripheral registers
|
||||
* @param ram_offset Offset value of I2C RAM.
|
||||
* @param ptr Pointer to data buffer
|
||||
* @param len Amount of data needs to be writen
|
||||
* @param len Amount of data needs to be written
|
||||
*/
|
||||
static inline void i2c_ll_write_by_nonfifo(i2c_dev_t *hw, uint8_t ram_offset, const uint8_t *ptr, uint8_t len)
|
||||
{
|
||||
@@ -778,7 +778,7 @@ static inline void i2c_ll_master_get_filter(i2c_dev_t *hw, uint8_t *filter_conf)
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Reste I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
|
||||
* @brief reset I2C master FSM. When the master FSM is stuck, call this function to reset the FSM
|
||||
*
|
||||
* @param hw Beginning address of the peripheral registers
|
||||
*
|
||||
@@ -931,7 +931,8 @@ static inline bool i2c_ll_master_is_cmd_done(i2c_dev_t *hw, int cmd_idx)
|
||||
static inline uint32_t i2c_ll_calculate_timeout_us_to_reg_val(uint32_t src_clk_hz, uint32_t timeout_us)
|
||||
{
|
||||
uint32_t clk_cycle_num_per_us = src_clk_hz / (1 * 1000 * 1000);
|
||||
return 31 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
|
||||
// round up to an integer
|
||||
return 32 - __builtin_clz(clk_cycle_num_per_us * timeout_us);
|
||||
}
|
||||
|
||||
//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
|
||||
@@ -986,7 +987,7 @@ static inline void i2c_ll_get_scl_clk_timing(i2c_dev_t *hw, int *high_period, in
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* @brief Configure I2C SCL timing
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*
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* @param hw Beginning address of the peripheral registers
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* @param high_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
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* @param high_period The I2C SCL height period (in core clock cycle, hight_period > 2)
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* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
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* @param wait_high_period The I2C SCL wait rising edge period.
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*
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@@ -1157,7 +1158,7 @@ static inline void i2c_ll_slave_disable_rx_it(i2c_dev_t *hw)
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* @brief Configure I2C SCL timing
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*
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* @param hw Beginning address of the peripheral registers
|
||||
* @param high_period The I2C SCL hight period (in core clock cycle, hight_period > 2)
|
||||
* @param high_period The I2C SCL height period (in core clock cycle, hight_period > 2)
|
||||
* @param low_period The I2C SCL low period (in core clock cycle, low_period > 1)
|
||||
*
|
||||
* @return None.
|
||||
|
Reference in New Issue
Block a user