diff --git a/drivers/mfd/stm32-timers.c b/drivers/mfd/stm32-timers.c
index 1adba6a..44ed2fc 100644
--- a/drivers/mfd/stm32-timers.c
+++ b/drivers/mfd/stm32-timers.c
@@ -172,10 +172,11 @@
 	regmap_write(ddata->regmap, TIM_ARR, arr);
 }
 
-static void stm32_timers_dma_probe(struct device *dev,
+static int stm32_timers_dma_probe(struct device *dev,
 				   struct stm32_timers *ddata)
 {
 	int i;
+	int ret = 0;
 	char name[4];
 
 	init_completion(&ddata->dma.completion);
@@ -184,14 +185,23 @@
 	/* Optional DMA support: get valid DMA channel(s) or NULL */
 	for (i = STM32_TIMERS_DMA_CH1; i <= STM32_TIMERS_DMA_CH4; i++) {
 		snprintf(name, ARRAY_SIZE(name), "ch%1d", i + 1);
-		ddata->dma.chans[i] = dma_request_slave_channel(dev, name);
+		ddata->dma.chans[i] = dma_request_chan(dev, name);
 	}
-	ddata->dma.chans[STM32_TIMERS_DMA_UP] =
-		dma_request_slave_channel(dev, "up");
-	ddata->dma.chans[STM32_TIMERS_DMA_TRIG] =
-		dma_request_slave_channel(dev, "trig");
-	ddata->dma.chans[STM32_TIMERS_DMA_COM] =
-		dma_request_slave_channel(dev, "com");
+	ddata->dma.chans[STM32_TIMERS_DMA_UP] = dma_request_chan(dev, "up");
+	ddata->dma.chans[STM32_TIMERS_DMA_TRIG] = dma_request_chan(dev, "trig");
+	ddata->dma.chans[STM32_TIMERS_DMA_COM] = dma_request_chan(dev, "com");
+
+	for (i = STM32_TIMERS_DMA_CH1; i < STM32_TIMERS_MAX_DMAS; i++) {
+		if (IS_ERR(ddata->dma.chans[i])) {
+			/* Save the first error code to return */
+			if (PTR_ERR(ddata->dma.chans[i]) != -ENODEV && !ret)
+				ret = PTR_ERR(ddata->dma.chans[i]);
+
+			ddata->dma.chans[i] = NULL;
+		}
+	}
+
+	return ret;
 }
 
 static void stm32_timers_dma_remove(struct device *dev,
@@ -235,7 +245,11 @@
 
 	stm32_timers_get_arr_size(ddata);
 
-	stm32_timers_dma_probe(dev, ddata);
+	ret = stm32_timers_dma_probe(dev, ddata);
+	if (ret) {
+		stm32_timers_dma_remove(dev, ddata);
+		return ret;
+	}
 
 	platform_set_drvdata(pdev, ddata);