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stm32/machine_i2c: Use hardware I2C for STM32H7.

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iabdalkader 2021-09-18 16:49:50 +02:00 committed by Damien George
parent 9eff4029ab
commit 67d1dca9c2
2 changed files with 8 additions and 3 deletions
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9
ports/stm32/i2c.c
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@ -268,7 +268,12 @@ int i2c_write(i2c_t *i2c, const uint8_t *src, size_t len, size_t next_len) {
return num_acks; return num_acks;
} }
#elif defined(STM32F0) || defined(STM32F7) #elif defined(STM32F0) || defined(STM32F7) || defined(STM32H7)
#if defined(STM32H7)
#define APB1ENR APB1LENR
#define RCC_APB1ENR_I2C1EN RCC_APB1LENR_I2C1EN
#endif
STATIC uint16_t i2c_timeout_ms[MICROPY_HW_MAX_I2C]; STATIC uint16_t i2c_timeout_ms[MICROPY_HW_MAX_I2C];
@ -468,7 +473,7 @@ int i2c_write(i2c_t *i2c, const uint8_t *src, size_t len, size_t next_len) {
#endif #endif
#if defined(STM32F0) || defined(STM32F4) || defined(STM32F7) #if defined(STM32F0) || defined(STM32F4) || defined(STM32F7) || defined(STM32H7)
int i2c_readfrom(i2c_t *i2c, uint16_t addr, uint8_t *dest, size_t len, bool stop) { int i2c_readfrom(i2c_t *i2c, uint16_t addr, uint8_t *dest, size_t len, bool stop) {
int ret; int ret;

2
ports/stm32/machine_i2c.c
View file

@ -38,7 +38,7 @@
#define I2C_POLL_DEFAULT_TIMEOUT_US (50000) // 50ms #define I2C_POLL_DEFAULT_TIMEOUT_US (50000) // 50ms
#if defined(STM32F0) || defined(STM32F4) || defined(STM32F7) #if defined(STM32F0) || defined(STM32F4) || defined(STM32F7) || defined(STM32H7)
typedef struct _machine_hard_i2c_obj_t { typedef struct _machine_hard_i2c_obj_t {
mp_obj_base_t base; mp_obj_base_t base;