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This allows to test if a pin's label if displayed using gpio_get_status() when this pin is configured in alternate function. Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
28 lines
615 B
C
28 lines
615 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* This header provides constants for binding sandbox,gpio
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*
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*/
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#ifndef _DT_BINDINGS_GPIO_SANDBOX_GPIO_H
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#define _DT_BINDINGS_GPIO_SANDBOX_GPIO_H
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/*
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* Add a specific binding for sandbox gpio.
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* The value need to be after the generic defines of
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* dt-bindings/gpio/gpio.h
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*/
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/* Bit 16 express GPIO input mode */
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#define GPIO_IN 0x10000
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/* Bit 17 express GPIO output mode */
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#define GPIO_OUT 0x20000
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/* Bit 18 express GPIO output is active */
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#define GPIO_OUT_ACTIVE 0x40000
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/* Bit 19 express GPIO set as alternate function */
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#define GPIO_AF 0x80000
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#endif
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