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mailbox: sun6i: Make use of the helper function devm_platform_ioremap_resource() 

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
This commit is contained in:
Cai Huoqing 2021-09-07 15:42:00 +08:00 committed by Jassi Brar
parent f3908ccc32
commit f5e2eeb9ff
1 changed files with 1 additions and 8 deletions
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9
drivers/mailbox/sun6i-msgbox.c
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@ -197,7 +197,6 @@ static int sun6i_msgbox_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct mbox_chan *chans;
struct reset_control *reset;
struct resource *res;
struct sun6i_msgbox *mbox;
int i, ret;
@ -246,13 +245,7 @@ static int sun6i_msgbox_probe(struct platform_device *pdev)
goto err_disable_unprepare;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
ret = -ENODEV;
goto err_disable_unprepare;
}
mbox->regs = devm_ioremap_resource(&pdev->dev, res);
mbox->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(mbox->regs)) {
ret = PTR_ERR(mbox->regs);
dev_err(dev, "Failed to map MMIO resource: %d\n", ret);