usb: mtu3: convert to devm_platform_ioremap_resource_byname

Use devm_platform_ioremap_resource_byname() to simplify code

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1595404275-8449-1-git-send-email-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c
index 6d515eb..9c49160 100644 (file)
--- a/drivers/usb/mtu3/mtu3_core.c
+++ b/drivers/usb/mtu3/mtu3_core.c
@@ -828,7 +828,6 @@ int ssusb_gadget_init(struct ssusb_mtk *ssusb)
        struct device *dev = ssusb->dev;
        struct platform_device *pdev = to_platform_device(dev);
        struct mtu3 *mtu = NULL;
-       struct resource *res;
        int ret = -ENOMEM;
 
        mtu = devm_kzalloc(dev, sizeof(struct mtu3), GFP_KERNEL);
@@ -840,8 +839,7 @@ int ssusb_gadget_init(struct ssusb_mtk *ssusb)
                return mtu->irq;
        dev_info(dev, "irq %d\n", mtu->irq);
 
-       res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mac");
-       mtu->mac_base = devm_ioremap_resource(dev, res);
+       mtu->mac_base = devm_platform_ioremap_resource_byname(pdev, "mac");
        if (IS_ERR(mtu->mac_base)) {
                dev_err(dev, "error mapping memory for dev mac\n");
                return PTR_ERR(mtu->mac_base);

diff --git a/drivers/usb/mtu3/mtu3_plat.c b/drivers/usb/mtu3/mtu3_plat.c
index 9c256ea..d44d541 100644 (file)
--- a/drivers/usb/mtu3/mtu3_plat.c
+++ b/drivers/usb/mtu3/mtu3_plat.c
@@ -216,7 +216,6 @@ static int get_ssusb_rscs(struct platform_device *pdev, struct ssusb_mtk *ssusb)
        struct device_node *node = pdev->dev.of_node;
        struct otg_switch_mtk *otg_sx = &ssusb->otg_switch;
        struct device *dev = &pdev->dev;
-       struct resource *res;
        int i;
        int ret;
 
@@ -263,8 +262,7 @@ static int get_ssusb_rscs(struct platform_device *pdev, struct ssusb_mtk *ssusb)
                }
        }
 
-       res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ippc");
-       ssusb->ippc_base = devm_ioremap_resource(dev, res);
+       ssusb->ippc_base = devm_platform_ioremap_resource_byname(pdev, "ippc");
        if (IS_ERR(ssusb->ippc_base))
                return PTR_ERR(ssusb->ippc_base);