mmc: sdhci-esdhc-imx: add esdhc specific suspend resume callback

It will be used for platform specific suspend/resume state save/restore
work for some low power mode like Mega/Fast or LPSR mode.
Acked-by: NAdrian Hunter <adrian.hunter@intel.com>
Signed-off-by: NDong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>

drivers/mmc/host/sdhci-esdhc-imx.c

@@ -1254,6 +1254,16 @@ static int sdhci_esdhc_imx_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
+static int sdhci_esdhc_suspend(struct device *dev)
+{
+	return sdhci_pltfm_suspend(dev);
+}
+
+static int sdhci_esdhc_resume(struct device *dev)
+{
+	return sdhci_pltfm_resume(dev);
+}
+
 static int sdhci_esdhc_runtime_suspend(struct device *dev)
 {
 	struct sdhci_host *host = dev_get_drvdata(dev);
@@ -1289,7 +1299,7 @@ static int sdhci_esdhc_runtime_resume(struct device *dev)
 #endif
 
 static const struct dev_pm_ops sdhci_esdhc_pmops = {
-	SET_SYSTEM_SLEEP_PM_OPS(sdhci_pltfm_suspend, sdhci_pltfm_resume)
+	SET_SYSTEM_SLEEP_PM_OPS(sdhci_esdhc_suspend, sdhci_esdhc_resume)
 	SET_RUNTIME_PM_OPS(sdhci_esdhc_runtime_suspend,
 				sdhci_esdhc_runtime_resume, NULL)
 };