drivers: i2s: stm32_sai: add support for stm32g4xx series

STM32G4xx series shares several DMA configurations with
the other platforms. These changes aim to enable platform
specific DMA configuration and align them to other platforms.

Signed-off-by: Mario Paja <[email protected]>

Author: mariopaja

drivers/i2s/i2s_stm32_sai.c

@@ -286,7 +286,8 @@ static int i2s_stm32_sai_dma_init(const struct device *dev)
 	hdma->Init.Request = dma_cfg.dma_slot;
 	hdma->Init.Mode = DMA_NORMAL;
 
-#if defined(CONFIG_SOC_SERIES_STM32H7X) || defined(CONFIG_SOC_SERIES_STM32L4X)
+#if defined(CONFIG_SOC_SERIES_STM32H7X) || defined(CONFIG_SOC_SERIES_STM32L4X) ||                  \
+	defined(CONFIG_SOC_SERIES_STM32G4X)
 	hdma->Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
 	hdma->Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
 	hdma->Init.Priority = DMA_PRIORITY_HIGH;
@@ -310,7 +311,8 @@ static int i2s_stm32_sai_dma_init(const struct device *dev)
 	if (stream->dma_cfg.channel_direction == (enum dma_channel_direction)MEMORY_TO_PERIPHERAL) {
 		hdma->Init.Direction = DMA_MEMORY_TO_PERIPH;
 
-#if !defined(CONFIG_SOC_SERIES_STM32H7X) && !defined(CONFIG_SOC_SERIES_STM32L4X)
+#if !defined(CONFIG_SOC_SERIES_STM32H7X) && !defined(CONFIG_SOC_SERIES_STM32L4X) &&                \
+	!defined(CONFIG_SOC_SERIES_STM32G4X)
 		hdma->Init.SrcInc = DMA_SINC_INCREMENTED;
 		hdma->Init.DestInc = DMA_DINC_FIXED;
 #endif
@@ -319,7 +321,8 @@ static int i2s_stm32_sai_dma_init(const struct device *dev)
 	} else {
 		hdma->Init.Direction = DMA_PERIPH_TO_MEMORY;
 
-#if !defined(CONFIG_SOC_SERIES_STM32H7X) && !defined(CONFIG_SOC_SERIES_STM32L4X)
+#if !defined(CONFIG_SOC_SERIES_STM32H7X) && !defined(CONFIG_SOC_SERIES_STM32L4X) &&                \
+	!defined(CONFIG_SOC_SERIES_STM32G4X)
 		hdma->Init.SrcInc = DMA_SINC_FIXED;
 		hdma->Init.DestInc = DMA_DINC_INCREMENTED;
 #endif
@@ -338,7 +341,8 @@ static int i2s_stm32_sai_dma_init(const struct device *dev)
 		LOG_ERR("HAL_DMA_ConfigChannelAttributes: <Failed>");
 		return -EIO;
 	}
-#elif !defined(CONFIG_SOC_SERIES_STM32H7X) && !defined(CONFIG_SOC_SERIES_STM32L4X)
+#elif !defined(CONFIG_SOC_SERIES_STM32H7X) && !defined(CONFIG_SOC_SERIES_STM32L4X) &&              \
+	!defined(CONFIG_SOC_SERIES_STM32G4X)
 	if (HAL_DMA_ConfigChannelAttributes(&dev_data->hdma, DMA_CHANNEL_NPRIV) != HAL_OK) {
 		LOG_ERR("HAL_DMA_ConfigChannelAttributes: <Failed>");
 		return -EIO;