michael/zephyr
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drivers: i2c: stm32: exclude stm32f7 family for PM

Browse Source 
The STM32F7 family does not yet support power management in Zephyr.

Besides, LL_I2C_EnableWakeUpFromStop and LL_I2C_DisableWakeUpFromStop

are not implemented in the H7 HAL/LL drivers

Signed-off-by: Fabrice DJIATSA <fabrice.djiatsa-ext@st.com>
This commit is contained in:
Fabrice DJIATSA
2025-07-01 12:47:00 +02:00
committed by Daniel DeGrasse
parent 09778c36eb
commit 1804eb7bc3
1 changed files with 4 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/i2c/i2c_ll_stm32_v2.c
View File

@@ -439,11 +439,13 @@ int i2c_stm32_target_register(const struct device *dev,
/* Mark device as active */
(void)pm_device_runtime_get(dev);
#if !defined(CONFIG_SOC_SERIES_STM32F7X)
if (pm_device_wakeup_is_capable(dev)) {
/* Enable wake-up from stop */
LOG_DBG("i2c: enabling wakeup from stop");
LL_I2C_EnableWakeUpFromStop(cfg->i2c);
}
#endif /* CONFIG_SOC_SERIES_STM32F7X */
LL_I2C_Enable(i2c);
@@ -526,11 +528,13 @@ int i2c_stm32_target_unregister(const struct device *dev,
LL_I2C_Disable(i2c);
}
#if !defined(CONFIG_SOC_SERIES_STM32F7X)
if (pm_device_wakeup_is_capable(dev)) {
/* Disable wake-up from STOP */
LOG_DBG("i2c: disabling wakeup from stop");
LL_I2C_DisableWakeUpFromStop(i2c);
}
#endif /* CONFIG_SOC_SERIES_STM32F7X */
/* Release the device */
(void)pm_device_runtime_put(dev);
@@ -539,7 +543,6 @@ int i2c_stm32_target_unregister(const struct device *dev,
return 0;
}
#endif /* defined(CONFIG_I2C_TARGET) */
void i2c_stm32_event(const struct device *dev)