The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/include/dt-bindings/gpio/tegra234-gpio.h

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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_S  17
   37 #define TEGRA234_MAIN_GPIO_PORT_T  18
   38 #define TEGRA234_MAIN_GPIO_PORT_U  19
   39 #define TEGRA234_MAIN_GPIO_PORT_V  20
   40 #define TEGRA234_MAIN_GPIO_PORT_X  21
   41 #define TEGRA234_MAIN_GPIO_PORT_Y  22
   42 #define TEGRA234_MAIN_GPIO_PORT_Z  23
   43 #define TEGRA234_MAIN_GPIO_PORT_AC 24
   44 #define TEGRA234_MAIN_GPIO_PORT_AD 25
   45 #define TEGRA234_MAIN_GPIO_PORT_AE 26
   46 #define TEGRA234_MAIN_GPIO_PORT_AF 27
   47 #define TEGRA234_MAIN_GPIO_PORT_AG 28
   48 
   49 #define TEGRA234_MAIN_GPIO(port, offset) \
   50         ((TEGRA234_MAIN_GPIO_PORT_##port * 8) + offset)
   51 
   52 /* GPIOs implemented by AON GPIO controller */
   53 #define TEGRA234_AON_GPIO_PORT_AA 0
   54 #define TEGRA234_AON_GPIO_PORT_BB 1
   55 #define TEGRA234_AON_GPIO_PORT_CC 2
   56 #define TEGRA234_AON_GPIO_PORT_DD 3
   57 #define TEGRA234_AON_GPIO_PORT_EE 4
   58 #define TEGRA234_AON_GPIO_PORT_GG 5
   59 
   60 #define TEGRA234_AON_GPIO(port, offset) \
   61         ((TEGRA234_AON_GPIO_PORT_##port * 8) + offset)
   62 
   63 #endif

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