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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ec6b925579
Tegra186 contains two separate but mostly similar GPIO controllers. Register layout differs significantly from previous Tegra generations, and so a new binding is required to describe them in device tree. This patch adds that binding. Signed-off-by: Stephen Warren <swarren@nvidia.com> Acked-by: Rob Herring <robh@kernel.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Thierry Reding <treding@nvidia.com>
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
/*
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* This header provides constants for binding nvidia,tegra186-gpio*.
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*
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* The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below
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* provide names for this.
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*
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* The second cell contains standard flag values specified in gpio.h.
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*/
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#ifndef _DT_BINDINGS_GPIO_TEGRA_GPIO_H
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#define _DT_BINDINGS_GPIO_TEGRA_GPIO_H
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#include <dt-bindings/gpio/gpio.h>
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/* GPIOs implemented by main GPIO controller */
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#define TEGRA_MAIN_GPIO_PORT_A 0
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#define TEGRA_MAIN_GPIO_PORT_B 1
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#define TEGRA_MAIN_GPIO_PORT_C 2
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#define TEGRA_MAIN_GPIO_PORT_D 3
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#define TEGRA_MAIN_GPIO_PORT_E 4
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#define TEGRA_MAIN_GPIO_PORT_F 5
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#define TEGRA_MAIN_GPIO_PORT_G 6
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#define TEGRA_MAIN_GPIO_PORT_H 7
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#define TEGRA_MAIN_GPIO_PORT_I 8
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#define TEGRA_MAIN_GPIO_PORT_J 9
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#define TEGRA_MAIN_GPIO_PORT_K 10
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#define TEGRA_MAIN_GPIO_PORT_L 11
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#define TEGRA_MAIN_GPIO_PORT_M 12
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#define TEGRA_MAIN_GPIO_PORT_N 13
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#define TEGRA_MAIN_GPIO_PORT_O 14
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#define TEGRA_MAIN_GPIO_PORT_P 15
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#define TEGRA_MAIN_GPIO_PORT_Q 16
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#define TEGRA_MAIN_GPIO_PORT_R 17
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#define TEGRA_MAIN_GPIO_PORT_T 18
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#define TEGRA_MAIN_GPIO_PORT_X 19
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#define TEGRA_MAIN_GPIO_PORT_Y 20
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#define TEGRA_MAIN_GPIO_PORT_BB 21
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#define TEGRA_MAIN_GPIO_PORT_CC 22
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#define TEGRA_MAIN_GPIO(port, offset) \
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((TEGRA_MAIN_GPIO_PORT_##port * 8) + offset)
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/* GPIOs implemented by AON GPIO controller */
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#define TEGRA_AON_GPIO_PORT_S 0
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#define TEGRA_AON_GPIO_PORT_U 1
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#define TEGRA_AON_GPIO_PORT_V 2
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#define TEGRA_AON_GPIO_PORT_W 3
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#define TEGRA_AON_GPIO_PORT_Z 4
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#define TEGRA_AON_GPIO_PORT_AA 5
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#define TEGRA_AON_GPIO_PORT_EE 6
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#define TEGRA_AON_GPIO_PORT_FF 7
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#define TEGRA_AON_GPIO(port, offset) \
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((TEGRA_AON_GPIO_PORT_##port * 8) + offset)
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#endif
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