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1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved. */
3
4 /*
5 * This header provides constants for binding nvidia,tegra234-gpio*.
6 *
7 * The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below
8 * provide names for this.
9 *
10 * The second cell contains standard flag values specified in gpio.h.
11 */
12
13 #ifndef _DT_BINDINGS_GPIO_TEGRA234_GPIO_H
14 #define _DT_BINDINGS_GPIO_TEGRA234_GPIO_H
15
16 #include <dt-bindings/gpio/gpio.h>
17
18 /* GPIOs implemented by main GPIO controller */
19 #define TEGRA234_MAIN_GPIO_PORT_A 0
20 #define TEGRA234_MAIN_GPIO_PORT_B 1
21 #define TEGRA234_MAIN_GPIO_PORT_C 2
22 #define TEGRA234_MAIN_GPIO_PORT_D 3
23 #define TEGRA234_MAIN_GPIO_PORT_E 4
24 #define TEGRA234_MAIN_GPIO_PORT_F 5
25 #define TEGRA234_MAIN_GPIO_PORT_G 6
26 #define TEGRA234_MAIN_GPIO_PORT_H 7
27 #define TEGRA234_MAIN_GPIO_PORT_I 8
28 #define TEGRA234_MAIN_GPIO_PORT_J 9
29 #define TEGRA234_MAIN_GPIO_PORT_K 10
30 #define TEGRA234_MAIN_GPIO_PORT_L 11
31 #define TEGRA234_MAIN_GPIO_PORT_M 12
32 #define TEGRA234_MAIN_GPIO_PORT_N 13
33 #define TEGRA234_MAIN_GPIO_PORT_P 14
34 #define TEGRA234_MAIN_GPIO_PORT_Q 15
35 #define TEGRA234_MAIN_GPIO_PORT_R 16
36 #define TEGRA234_MAIN_GPIO_PORT_X 17
37 #define TEGRA234_MAIN_GPIO_PORT_Y 18
38 #define TEGRA234_MAIN_GPIO_PORT_Z 19
39 #define TEGRA234_MAIN_GPIO_PORT_AC 20
40 #define TEGRA234_MAIN_GPIO_PORT_AD 21
41 #define TEGRA234_MAIN_GPIO_PORT_AE 22
42 #define TEGRA234_MAIN_GPIO_PORT_AF 23
43 #define TEGRA234_MAIN_GPIO_PORT_AG 24
44
45 #define TEGRA234_MAIN_GPIO(port, offset) \
46 ((TEGRA234_MAIN_GPIO_PORT_##port * 8) + offset)
47
48 /* GPIOs implemented by AON GPIO controller */
49 #define TEGRA234_AON_GPIO_PORT_AA 0
50 #define TEGRA234_AON_GPIO_PORT_BB 1
51 #define TEGRA234_AON_GPIO_PORT_CC 2
52 #define TEGRA234_AON_GPIO_PORT_DD 3
53 #define TEGRA234_AON_GPIO_PORT_EE 4
54 #define TEGRA234_AON_GPIO_PORT_GG 5
55
56 #define TEGRA234_AON_GPIO(port, offset) \
57 ((TEGRA234_AON_GPIO_PORT_##port * 8) + offset)
58
59 #endif