/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants specific to DM814X pinctrl bindings .
*/
#ifndef _DT_BINDINGS_PINCTRL_DM814X_H
#define _DT_BINDINGS_PINCTRL_DM814X_H
#include <dt-bindings/pinctrl/omap.h>
#undef INPUT_EN
#undef PULL_UP
#undef PULL_ENA
/*
* Note that dm814x silicon revision 2 . 1 and older require input enabled
* ( bit 18 set ) for all 3 . 3 V I / Os to avoid cumulative hardware damage . For
* more info , see errata advisory 2 . 1 . 87 . We leave bit 18 out of
* function - mask in dm814x . h and rely on the bootloader for it .
*/
#define INPUT_EN (1 << 18 )
#define PULL_UP (1 << 17 )
#define PULL_DISABLE (1 << 16 )
/* update macro depending on INPUT_EN and PULL_ENA */
#undef PIN_OUTPUT
#undef PIN_OUTPUT_PULLUP
#undef PIN_OUTPUT_PULLDOWN
#undef PIN_INPUT
#undef PIN_INPUT_PULLUP
#undef PIN_INPUT_PULLDOWN
#define PIN_OUTPUT (PULL_DISABLE)
#define PIN_OUTPUT_PULLUP (PULL_UP)
#define PIN_OUTPUT_PULLDOWN 0
#define PIN_INPUT (INPUT_EN | PULL_DISABLE)
#define PIN_INPUT_PULLUP (INPUT_EN | PULL_UP)
#define PIN_INPUT_PULLDOWN (INPUT_EN)
/* undef non-existing modes */
#undef PIN_OFF_NONE
#undef PIN_OFF_OUTPUT_HIGH
#undef PIN_OFF_OUTPUT_LOW
#undef PIN_OFF_INPUT_PULLUP
#undef PIN_OFF_INPUT_PULLDOWN
#undef PIN_OFF_WAKEUPENABLE
#endif
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(vorverarbeitet am 2026-09-29)
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