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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>
This commit is contained in:
Chunfeng Yun 2020-07-22 15:51:09 +08:00 committed by Greg Kroah-Hartman
parent 0ed9498f9e
commit 5ad91812ea
2 changed files with 2 additions and 6 deletions
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4
drivers/usb/mtu3/mtu3_core.c
View File

@ -828,7 +828,6 @@ int ssusb_gadget_init(struct ssusb_mtk *ssusb)
struct device *dev = ssusb->dev; struct device *dev = ssusb->dev;
struct platform_device *pdev = to_platform_device(dev); struct platform_device *pdev = to_platform_device(dev);
struct mtu3 *mtu = NULL; struct mtu3 *mtu = NULL;
struct resource *res;
int ret = -ENOMEM; int ret = -ENOMEM;
mtu = devm_kzalloc(dev, sizeof(struct mtu3), GFP_KERNEL); mtu = devm_kzalloc(dev, sizeof(struct mtu3), GFP_KERNEL);
@ -840,8 +839,7 @@ int ssusb_gadget_init(struct ssusb_mtk *ssusb)
return mtu->irq; return mtu->irq;
dev_info(dev, "irq %d\n", mtu->irq); dev_info(dev, "irq %d\n", mtu->irq);
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mac"); mtu->mac_base = devm_platform_ioremap_resource_byname(pdev, "mac");
mtu->mac_base = devm_ioremap_resource(dev, res);
if (IS_ERR(mtu->mac_base)) { if (IS_ERR(mtu->mac_base)) {
dev_err(dev, "error mapping memory for dev mac\n"); dev_err(dev, "error mapping memory for dev mac\n");
return PTR_ERR(mtu->mac_base); return PTR_ERR(mtu->mac_base);

4
drivers/usb/mtu3/mtu3_plat.c
View File

@ -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 device_node *node = pdev->dev.of_node;
struct otg_switch_mtk *otg_sx = &ssusb->otg_switch; struct otg_switch_mtk *otg_sx = &ssusb->otg_switch;
struct device *dev = &pdev->dev; struct device *dev = &pdev->dev;
struct resource *res;
int i; int i;
int ret; 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_platform_ioremap_resource_byname(pdev, "ippc");
ssusb->ippc_base = devm_ioremap_resource(dev, res);
if (IS_ERR(ssusb->ippc_base)) if (IS_ERR(ssusb->ippc_base))
return PTR_ERR(ssusb->ippc_base); return PTR_ERR(ssusb->ippc_base);