clk: sifive: Use devm_platform_ioremap_resource()

Convert platform_get_resource(),devm_ioremap_resource() to a single
call to devm_platform_ioremap_resource(), as this is exactly what this
function does.

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230428070005.41192-1-yang.lee@linux.alibaba.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Author: Yang Li

drivers/clk/sifive/sifive-prci.c

@@ -567,7 +567,6 @@ static int __prci_register_clocks(struct device *dev, struct __prci_data *pd,
 static int sifive_prci_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
-	struct resource *res;
 	struct __prci_data *pd;
 	const struct prci_clk_desc *desc;
 	int r;
@@ -578,8 +577,7 @@ static int sifive_prci_probe(struct platform_device *pdev)
 	if (!pd)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	pd->va = devm_ioremap_resource(dev, res);
+	pd->va = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(pd->va))
 		return PTR_ERR(pd->va);