mtd: sh_flctl: fix warnings due to improper casts

Cast pointers to uintptr_t instead of unsigned int. This fixes warnings
on platforms where pointers have a different size than int.

Cc: David Woodhouse <dwmw2@infradead.org>
Cc: linux-mtd@lists.infradead.org
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c
index a3c84eb..0f135cb 100644
--- a/drivers/mtd/nand/sh_flctl.c
+++ b/drivers/mtd/nand/sh_flctl.c
@@ -151,7 +151,7 @@
 	dma_cap_set(DMA_SLAVE, mask);
 
 	flctl->chan_fifo0_tx = dma_request_channel(mask, shdma_chan_filter,
-					    (void *)pdata->slave_id_fifo0_tx);
+				(void *)(uintptr_t)pdata->slave_id_fifo0_tx);
 	dev_dbg(&pdev->dev, "%s: TX: got channel %p\n", __func__,
 		flctl->chan_fifo0_tx);
 
@@ -168,7 +168,7 @@
 		goto err;
 
 	flctl->chan_fifo0_rx = dma_request_channel(mask, shdma_chan_filter,
-					    (void *)pdata->slave_id_fifo0_rx);
+				(void *)(uintptr_t)pdata->slave_id_fifo0_rx);
 	dev_dbg(&pdev->dev, "%s: RX: got channel %p\n", __func__,
 		flctl->chan_fifo0_rx);