add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/spi/spi-cavium-octeon.c
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@@ -18,7 +18,6 @@
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 static int octeon_spi_probe(struct platform_device *pdev)
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 {
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-	struct resource *res_mem;
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 	void __iomem *reg_base;
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 	struct spi_master *master;
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 	struct octeon_spi *p;
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@@ -30,8 +29,7 @@
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 	p = spi_master_get_devdata(master);
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 	platform_set_drvdata(pdev, master);
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-	res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	reg_base = devm_ioremap_resource(&pdev->dev, res_mem);
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+	reg_base = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(reg_base)) {
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 		err = PTR_ERR(reg_base);
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 		goto fail;