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03de305ec4
As part of bringing the master branch back in to next, we need to allow for all of these changes to exist here. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com>
42 lines
943 B
C
42 lines
943 B
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (c) 2011, Google Inc. All rights reserved.
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*/
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#ifndef _TEGRA_GPIO_H_
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#define _TEGRA_GPIO_H_
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#include <linux/types.h>
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#include <dt-bindings/gpio/tegra-gpio.h>
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#define TEGRA_GPIOS_PER_PORT 8
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#define TEGRA_PORTS_PER_BANK 4
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#define MAX_NUM_GPIOS (TEGRA_GPIO_PORTS * TEGRA_GPIO_BANKS * 8)
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#define GPIO_NAME_SIZE 20 /* gpio_request max label len */
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#define GPIO_BANK(x) ((x) >> 5)
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#define GPIO_PORT(x) (((x) >> 3) & 0x3)
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#define GPIO_FULLPORT(x) ((x) >> 3)
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#define GPIO_BIT(x) ((x) & 0x7)
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enum tegra_gpio_init {
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TEGRA_GPIO_INIT_IN,
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TEGRA_GPIO_INIT_OUT0,
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TEGRA_GPIO_INIT_OUT1,
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};
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struct tegra_gpio_config {
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u32 gpio:16;
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u32 init:2;
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};
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/**
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* Configure a list of GPIOs
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*
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* @param config List of GPIO configurations
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* @param len Number of config items in list
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*/
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void gpio_config_table(const struct tegra_gpio_config *config, int len);
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#endif /* TEGRA_GPIO_H_ */
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