mmc: sdhci-pltfm: Drop define for SDHCI_PLTFM_PMOPS

Due to previous changes this define has no longer a purpose. Instead move
the sdhci-pltfm drivers over to use the exported struct sdhci_pltfm_pmops.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index bd11998..1e93dc4 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -483,7 +483,7 @@
 	.driver		= {
 		.name	= "sdhci-tegra",
 		.of_match_table = sdhci_tegra_dt_match,
-		.pm	= SDHCI_PLTFM_PMOPS,
+		.pm	= &sdhci_pltfm_pmops,
 	},
 	.probe		= sdhci_tegra_probe,
 	.remove		= sdhci_pltfm_unregister,