slimbus: qcom-ctrl: use devm_platform_ioremap_resource_byname()

Simplify the code with devm_platform_ioremap_resource_byname().
Signed-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: NSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20221118065246.6835-8-srinivas.kandagatla@linaro.orgSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/slimbus/qcom-ctrl.c

@@ -488,7 +488,6 @@ static int qcom_slim_probe(struct platform_device *pdev)
 {
 	struct qcom_slim_ctrl *ctrl;
 	struct slim_controller *sctrl;
-	struct resource *slim_mem;
 	int ret, ver;
 
 	ctrl = devm_kzalloc(&pdev->dev, sizeof(*ctrl), GFP_KERNEL);
@@ -519,8 +518,7 @@ static int qcom_slim_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, ctrl);
 	dev_set_drvdata(ctrl->dev, ctrl);
 
-	slim_mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl");
-	ctrl->base = devm_ioremap_resource(ctrl->dev, slim_mem);
+	ctrl->base = devm_platform_ioremap_resource_byname(pdev, "ctrl");
 	if (IS_ERR(ctrl->base))
 		return PTR_ERR(ctrl->base);