media: cadence: Make use of the helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <[e-mail]>
Acked-by: Maxime Ripard <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/platform/cadence/cdns-csi2rx.c

···
 static int csi2rx_get_resources(struct csi2rx_priv *csi2rx,
 				struct platform_device *pdev)
 {
-	struct resource *res;
 	unsigned char i;
 	u32 dev_cfg;
 	int ret;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	csi2rx->base = devm_ioremap_resource(&pdev->dev, res);
+	csi2rx->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(csi2rx->base))
 		return PTR_ERR(csi2rx->base);
 

drivers/media/platform/cadence/cdns-csi2tx.c

···
 static int csi2tx_get_resources(struct csi2tx_priv *csi2tx,
 				struct platform_device *pdev)
 {
-	struct resource *res;
 	unsigned int i;
 	u32 dev_cfg;
 	int ret;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	csi2tx->base = devm_ioremap_resource(&pdev->dev, res);
+	csi2tx->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(csi2tx->base))
 		return PTR_ERR(csi2tx->base);