phy: phy-xgene: convert to devm_platform_ioremap_resource

Use devm_platform_ioremap_resource to simplify code

Signed-off-by: Chunfeng Yun <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Vinod Koul <[e-mail]>

drivers/phy/phy-xgene.c

···
 {
 	struct phy_provider *phy_provider;
 	struct xgene_phy_ctx *ctx;
-	struct resource *res;
 	u32 default_spd[] = DEFAULT_SATA_SPD_SEL;
 	u32 default_txboost_gain[] = DEFAULT_SATA_TXBOOST_GAIN;
 	u32 default_txeye_direction[] = DEFAULT_SATA_TXEYEDIRECTION;
···
 
 	ctx->dev = &pdev->dev;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	ctx->sds_base = devm_ioremap_resource(&pdev->dev, res);
+	ctx->sds_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(ctx->sds_base))
 		return PTR_ERR(ctx->sds_base);