ARM: tegra: use DT bindings for GPIO naming

There are currently many places that define the list of all Tegra GPIOs;
the DT binding header and custom Tegra-specific header file gpio.h. Fix
the redundancy by replacing everything with the DT binding header file.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/board/avionic-design/common/tamonten.c b/board/avionic-design/common/tamonten.c
index 9c86779..4fb36a2 100644
--- a/board/avionic-design/common/tamonten.c
+++ b/board/avionic-design/common/tamonten.c
@@ -23,8 +23,8 @@
 #ifdef CONFIG_BOARD_EARLY_INIT_F
 void gpio_early_init(void)
 {
-	gpio_request(GPIO_PI4, NULL);
-	gpio_direction_output(GPIO_PI4, 1);
+	gpio_request(TEGRA_GPIO(I, 4), NULL);
+	gpio_direction_output(TEGRA_GPIO(I, 4), 1);
 }
 #endif