gpio: tegra186: add Tegra234 PMC compatible in GPIO driver

Using this patch we are adding PMC compatible string for
Tegra234 in GPIO driver so the IRQ hierarchy can be set.
Signed-off-by: Manish Bhardwaj <mbhardwaj@nvidia.com>
Signed-off-by: Prathamesh Shete <pshete@nvidia.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

drivers/gpio/gpio-tegra186.c

@@ -670,6 +670,7 @@ static unsigned int tegra186_gpio_child_offset_to_irq(struct gpio_chip *chip,
 static const struct of_device_id tegra186_pmc_of_match[] = {
 	{ .compatible = "nvidia,tegra186-pmc" },
 	{ .compatible = "nvidia,tegra194-pmc" },
+	{ .compatible = "nvidia,tegra234-pmc" },
 	{ /* sentinel */ }
 };