diff options
-rw-r--r-- | os/hal/ports/STM32/STM32L4xx+/stm32_rcc.h | 23 | ||||
-rw-r--r-- | os/hal/ports/STM32/STM32L4xx/stm32_rcc.h | 23 | ||||
-rw-r--r-- | readme.txt | 1 |
3 files changed, 47 insertions, 0 deletions
diff --git a/os/hal/ports/STM32/STM32L4xx+/stm32_rcc.h b/os/hal/ports/STM32/STM32L4xx+/stm32_rcc.h index d88c378f4..cc86599c1 100644 --- a/os/hal/ports/STM32/STM32L4xx+/stm32_rcc.h +++ b/os/hal/ports/STM32/STM32L4xx+/stm32_rcc.h @@ -595,6 +595,29 @@ * @api
*/
#define rccResetI2C3() rccResetAPB1R1(RCC_APB1RSTR1_I2C3RST)
+
+/**
+ * @brief Enables the I2C4 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableI2C4(lp) rccEnableAPB1R2(RCC_APB1ENR2_I2C4EN, lp)
+
+/**
+ * @brief Disables the I2C4 peripheral clock.
+ *
+ * @api
+ */
+#define rccDisableI2C4() rccDisableAPB1R1(RCC_APB1ENR2_I2C4EN)
+
+/**
+ * @brief Resets the I2C4 peripheral.
+ *
+ * @api
+ */
+#define rccResetI2C4() rccResetAPB1R1(RCC_APB1RSTR2_I2C4RST)
/** @} */
/**
diff --git a/os/hal/ports/STM32/STM32L4xx/stm32_rcc.h b/os/hal/ports/STM32/STM32L4xx/stm32_rcc.h index a48e305f8..48ad74050 100644 --- a/os/hal/ports/STM32/STM32L4xx/stm32_rcc.h +++ b/os/hal/ports/STM32/STM32L4xx/stm32_rcc.h @@ -567,6 +567,29 @@ * @api
*/
#define rccResetI2C3() rccResetAPB1R1(RCC_APB1RSTR1_I2C3RST)
+
+/**
+ * @brief Enables the I2C4 peripheral clock.
+ *
+ * @param[in] lp low power enable flag
+ *
+ * @api
+ */
+#define rccEnableI2C4(lp) rccEnableAPB1R2(RCC_APB1ENR2_I2C4EN, lp)
+
+/**
+ * @brief Disables the I2C4 peripheral clock.
+ *
+ * @api
+ */
+#define rccDisableI2C4() rccDisableAPB1R1(RCC_APB1ENR2_I2C4EN)
+
+/**
+ * @brief Resets the I2C4 peripheral.
+ *
+ * @api
+ */
+#define rccResetI2C4() rccResetAPB1R1(RCC_APB1RSTR2_I2C4RST)
/** @} */
/**
diff --git a/readme.txt b/readme.txt index 0067ea02c..4fa618da8 100644 --- a/readme.txt +++ b/readme.txt @@ -78,6 +78,7 @@ generate a library with a pre-configured RT. It also includes
an "header generator" able to generate an unified "ch.h" with
all options resolved.
+- FIX: Fixed missing I2C4 RCC definitions for L4/L4+ (bug #1036).
- FIX: Fixed missing delay after STM32 wait states setup (bug #1035).
- FIX: Fixed reduced time slices in RT (bug #1034).
- FIX: Fixed long intervals fail when interval type is larger than time type
|