pinctrl: tegra210: Add Tegra210 pinctrl pm ops

This patch adds suspend and resume functionality to Tegra210 pinctrl.
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Link: https://lore.kernel.org/r/1564607463-28802-3-git-send-email-skomatineni@nvidia.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/tegra/pinctrl-tegra210.c

@@ -1571,6 +1571,7 @@ static struct platform_driver tegra210_pinctrl_driver = {
 	.driver = {
 		.name = "tegra210-pinctrl",
 		.of_match_table = tegra210_pinctrl_of_match,
+		.pm = &tegra_pinctrl_pm,
 	},
 	.probe = tegra210_pinctrl_probe,
 };