diff --git a/drivers/spi/spi-pic32.c b/drivers/spi/spi-pic32.c
index 5eb7b61bbb4d..f86433b29260 100644
--- a/drivers/spi/spi-pic32.c
+++ b/drivers/spi/spi-pic32.c
@@ -370,7 +370,6 @@ static int pic32_spi_dma_config(struct pic32_spi *pic32s, u32 dma_width)
 	cfg.src_addr_width = dma_width;
 	cfg.dst_addr_width = dma_width;
 	/* tx channel */
-	cfg.slave_id = pic32s->tx_irq;
 	cfg.direction = DMA_MEM_TO_DEV;
 	ret = dmaengine_slave_config(master->dma_tx, &cfg);
 	if (ret) {
@@ -378,7 +377,6 @@ static int pic32_spi_dma_config(struct pic32_spi *pic32s, u32 dma_width)
 		return ret;
 	}
 	/* rx channel */
-	cfg.slave_id = pic32s->rx_irq;
 	cfg.direction = DMA_DEV_TO_MEM;
 	ret = dmaengine_slave_config(master->dma_rx, &cfg);
 	if (ret)