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PCI: mediatek: Add new method to get irq number

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Use platform_get_irq_byname() to get the irq number
if the "interrupt-names" property is defined.

Link: https://lore.kernel.org/r/20210823032800.1660-4-chuanjia.liu@mediatek.com
Signed-off-by: Chuanjia Liu <chuanjia.liu@mediatek.com>
[lorenzo.pieralisi@arm.com: commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Ryder Lee <ryder.lee@mediatek.com>
This commit is contained in:
Chuanjia Liu 2021-08-23 11:27:57 +08:00 committed by Lorenzo Pieralisi
parent 87e8657ba9
commit 436960bb00
1 changed files with 5 additions and 1 deletions
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6
drivers/pci/controller/pcie-mediatek.c
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@ -654,7 +654,11 @@ static int mtk_pcie_setup_irq(struct mtk_pcie_port *port,
return err;
}
port->irq = platform_get_irq(pdev, port->slot);
if (of_find_property(dev->of_node, "interrupt-names", NULL))
port->irq = platform_get_irq_byname(pdev, "pcie_irq");
else
port->irq = platform_get_irq(pdev, port->slot);
if (port->irq < 0)
return port->irq;