diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index ece5f69..857cd30 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -818,9 +818,11 @@
 	dws->prev_chip = NULL;
 	dws->dma_inited = 0;
 	dws->dma_addr = (dma_addr_t)(dws->paddr + 0x60);
+	snprintf(dws->name, sizeof(dws->name), "dw_spi%d",
+			dws->bus_num);
 
 	ret = request_irq(dws->irq, dw_spi_irq, IRQF_SHARED,
-			"dw_spi", dws);
+			dws->name, dws);
 	if (ret < 0) {
 		dev_err(&master->dev, "can not get IRQ\n");
 		goto err_free_master;