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PCI: dwc: Convert to devm_platform_ioremap_resource_byname()

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Use devm_platform_ioremap_resource_byname() to simplify the code
since it contains platform_get_resource_byname() and
devm_ioremap_resource() respectively.

Link: https://lore.kernel.org/r/20200708164013.5076-1-zhengdejin5@gmail.com
Signed-off-by: Dejin Zheng <zhengdejin5@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Reviewed-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Dejin Zheng
2020-07-09 00:40:13 +08:00
committed by Lorenzo Pieralisi
parent 824001cb64
commit 936fa5cd7b
9 changed files with 23 additions and 46 deletions
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7
drivers/pci/controller/dwc/pcie-histb.c
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@@ -304,7 +304,6 @@ static int histb_pcie_probe(struct platform_device *pdev)
struct histb_pcie *hipcie;
struct dw_pcie *pci;
struct pcie_port *pp;
struct resource *res;
struct device_node *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
enum of_gpio_flags of_flags;
@@ -324,15 +323,13 @@ static int histb_pcie_probe(struct platform_device *pdev)
pci->dev = dev;
pci->ops = &dw_pcie_ops;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "control");
hipcie->ctrl = devm_ioremap_resource(dev, res);
hipcie->ctrl = devm_platform_ioremap_resource_byname(pdev, "control");
if (IS_ERR(hipcie->ctrl)) {
dev_err(dev, "cannot get control reg base\n");
return PTR_ERR(hipcie->ctrl);
}
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rc-dbi");
pci->dbi_base = devm_ioremap_resource(dev, res);
pci->dbi_base = devm_platform_ioremap_resource_byname(pdev, "rc-dbi");
if (IS_ERR(pci->dbi_base)) {
dev_err(dev, "cannot get rc-dbi base\n");
return PTR_ERR(pci->dbi_base);