mtd: st_spi_fsm: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20230707040622.78174-16-frank.li@vivo.com

diff --git a/drivers/mtd/devices/st_spi_fsm.c b/drivers/mtd/devices/st_spi_fsm.c
index 3dbb1aa..95530cb 100644 (file)
--- a/drivers/mtd/devices/st_spi_fsm.c
+++ b/drivers/mtd/devices/st_spi_fsm.c
@@ -2016,7 +2016,6 @@ static int stfsm_probe(struct platform_device *pdev)
 {
        struct device_node *np = pdev->dev.of_node;
        struct flash_info *info;
-       struct resource *res;
        struct stfsm *fsm;
        int ret;
 
@@ -2033,18 +2032,9 @@ static int stfsm_probe(struct platform_device *pdev)
 
        platform_set_drvdata(pdev, fsm);
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res) {
-               dev_err(&pdev->dev, "Resource not found\n");
-               return -ENODEV;
-       }
-
-       fsm->base = devm_ioremap_resource(&pdev->dev, res);
-       if (IS_ERR(fsm->base)) {
-               dev_err(&pdev->dev,
-                       "Failed to reserve memory region %pR\n", res);
+       fsm->base = devm_platform_ioremap_resource(pdev, 0);
+       if (IS_ERR(fsm->base))
                return PTR_ERR(fsm->base);
-       }
 
        fsm->clk = devm_clk_get_enabled(&pdev->dev, NULL);
        if (IS_ERR(fsm->clk)) {