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-rw-r--r--include/dt-bindings/gpio/tegra234-gpio.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/include/dt-bindings/gpio/tegra234-gpio.h b/include/dt-bindings/gpio/tegra234-gpio.h
new file mode 100644
index 000000000..d7a1f2e29
--- /dev/null
+++ b/include/dt-bindings/gpio/tegra234-gpio.h
@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved. */
+
+/*
+ * This header provides constants for binding nvidia,tegra234-gpio*.
+ *
+ * The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below
+ * provide names for this.
+ *
+ * The second cell contains standard flag values specified in gpio.h.
+ */
+
+#ifndef _DT_BINDINGS_GPIO_TEGRA234_GPIO_H
+#define _DT_BINDINGS_GPIO_TEGRA234_GPIO_H
+
+#include <dt-bindings/gpio/gpio.h>
+
+/* GPIOs implemented by main GPIO controller */
+#define TEGRA234_MAIN_GPIO_PORT_A 0
+#define TEGRA234_MAIN_GPIO_PORT_B 1
+#define TEGRA234_MAIN_GPIO_PORT_C 2
+#define TEGRA234_MAIN_GPIO_PORT_D 3
+#define TEGRA234_MAIN_GPIO_PORT_E 4
+#define TEGRA234_MAIN_GPIO_PORT_F 5
+#define TEGRA234_MAIN_GPIO_PORT_G 6
+#define TEGRA234_MAIN_GPIO_PORT_H 7
+#define TEGRA234_MAIN_GPIO_PORT_I 8
+#define TEGRA234_MAIN_GPIO_PORT_J 9
+#define TEGRA234_MAIN_GPIO_PORT_K 10
+#define TEGRA234_MAIN_GPIO_PORT_L 11
+#define TEGRA234_MAIN_GPIO_PORT_M 12
+#define TEGRA234_MAIN_GPIO_PORT_N 13
+#define TEGRA234_MAIN_GPIO_PORT_P 14
+#define TEGRA234_MAIN_GPIO_PORT_Q 15
+#define TEGRA234_MAIN_GPIO_PORT_R 16
+#define TEGRA234_MAIN_GPIO_PORT_S 17
+#define TEGRA234_MAIN_GPIO_PORT_T 18
+#define TEGRA234_MAIN_GPIO_PORT_U 19
+#define TEGRA234_MAIN_GPIO_PORT_V 20
+#define TEGRA234_MAIN_GPIO_PORT_X 21
+#define TEGRA234_MAIN_GPIO_PORT_Y 22
+#define TEGRA234_MAIN_GPIO_PORT_Z 23
+#define TEGRA234_MAIN_GPIO_PORT_AC 24
+#define TEGRA234_MAIN_GPIO_PORT_AD 25
+#define TEGRA234_MAIN_GPIO_PORT_AE 26
+#define TEGRA234_MAIN_GPIO_PORT_AF 27
+#define TEGRA234_MAIN_GPIO_PORT_AG 28
+
+#define TEGRA234_MAIN_GPIO(port, offset) \
+ ((TEGRA234_MAIN_GPIO_PORT_##port * 8) + offset)
+
+/* GPIOs implemented by AON GPIO controller */
+#define TEGRA234_AON_GPIO_PORT_AA 0
+#define TEGRA234_AON_GPIO_PORT_BB 1
+#define TEGRA234_AON_GPIO_PORT_CC 2
+#define TEGRA234_AON_GPIO_PORT_DD 3
+#define TEGRA234_AON_GPIO_PORT_EE 4
+#define TEGRA234_AON_GPIO_PORT_GG 5
+
+#define TEGRA234_AON_GPIO(port, offset) \
+ ((TEGRA234_AON_GPIO_PORT_##port * 8) + offset)
+
+#endif