root/include/dt-bindings/pinctrl/am33xx.h

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/*
 * This header provides constants specific to AM33XX pinctrl bindings.
 */

#ifndef _DT_BINDINGS_PINCTRL_AM33XX_H
#define _DT_BINDINGS_PINCTRL_AM33XX_H

#include <dt-bindings/pinctrl/omap.h>

/* am33xx specific mux bit defines */
#undef PULL_ENA
#undef INPUT_EN

#define PULL_DISABLE            (1 << 3)
#define INPUT_EN                (1 << 5)
#define SLEWCTRL_FAST           (1 << 6)

/* 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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