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Change i2c_struct to force 32bit access

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This commit is contained in:
me-no-dev
2021-05-13 11:26:14 +03:00
parent 0d0e2851f3
commit c31ba2b21b
2 changed files with 4 additions and 4 deletions
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4
components/hal/esp32s3/include/hal/i2c_ll.h
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@@ -571,7 +571,7 @@ static inline void i2c_ll_get_scl_timing(i2c_dev_t *hw, int *high_period, int *l
static inline void i2c_ll_write_txfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len) static inline void i2c_ll_write_txfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len)
{ {
for (int i = 0; i< len; i++) { for (int i = 0; i< len; i++) {
hw->fifo_data.val = ptr[i]; hw->fifo_data.data = ptr[i];
} }
} }
@@ -587,7 +587,7 @@ static inline void i2c_ll_write_txfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len)
static inline void i2c_ll_read_rxfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len) static inline void i2c_ll_read_rxfifo(i2c_dev_t *hw, uint8_t *ptr, uint8_t len)
{ {
for(int i = 0; i < len; i++) { for(int i = 0; i < len; i++) {
ptr[i] = hw->fifo_data.val; ptr[i] = hw->fifo_data.data;
} }
} }

4
components/soc/esp32s3/include/soc/i2c_struct.h
View File

@@ -116,8 +116,8 @@ typedef volatile struct {
} fifo_conf; } fifo_conf;
union { union {
struct { struct {
uint8_t data; uint32_t data : 8;
uint8_t reserved[3]; uint32_t reserved8 : 24;
}; };
uint32_t val; uint32_t val;
} fifo_data; } fifo_data;