drivers: flash: stm32 xspi: replace prescaler assert by returning error

gautierg-st · kartben · commit 08cc15aed86d · 2025-05-06T15:32:02.000+02:00
Replace the assert on the value of the prescaler by a standard check and
an error value return (similar to the STM32 XSPI PSRAM driver).

Signed-off-by: Guillaume Gautier &lt;guillaume.gautier-ext@st.com&gt;
diff --git a/drivers/flash/flash_stm32_xspi.c b/drivers/flash/flash_stm32_xspi.c
@@ -2131,8 +2131,11 @@ static int flash_stm32_xspi_init(const struct device *dev)
 			break;
 		}
 	}
-	__ASSERT_NO_MSG(prescaler >= STM32_XSPI_CLOCK_PRESCALER_MIN &&
-			prescaler <= STM32_XSPI_CLOCK_PRESCALER_MAX);
+
+	if (prescaler > STM32_XSPI_CLOCK_PRESCALER_MAX) {
+		LOG_ERR("XSPI could not find valid prescaler value");
+		return -EINVAL;
+	}
 
 	/* Initialize XSPI HAL structure completely */
 	dev_data->hxspi.Init.ClockPrescaler = prescaler;

Original file line number	Diff line number	Diff line change
`@@ -2131,8 +2131,11 @@ static int flash_stm32_xspi_init(const struct device *dev)`
`2131`	`2131`	`break;`
`2132`	`2132`	`}`
`2133`	`2133`	`}`
`2134`		`- __ASSERT_NO_MSG(prescaler >= STM32_XSPI_CLOCK_PRESCALER_MIN &&`
`2135`		`- prescaler <= STM32_XSPI_CLOCK_PRESCALER_MAX);`
	`2134`	`+`
	`2135`	`+ if (prescaler > STM32_XSPI_CLOCK_PRESCALER_MAX) {`
	`2136`	`+ LOG_ERR("XSPI could not find valid prescaler value");`
	`2137`	`+ return -EINVAL;`
	`2138`	`+ }`
`2136`	`2139`
`2137`	`2140`	`/* Initialize XSPI HAL structure completely */`
`2138`	`2141`	`dev_data->hxspi.Init.ClockPrescaler = prescaler;`