diff options
Diffstat (limited to 'include/dt-bindings/pinctrl/am43xx.h')
| -rw-r--r-- | include/dt-bindings/pinctrl/am43xx.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/dt-bindings/pinctrl/am43xx.h b/include/dt-bindings/pinctrl/am43xx.h new file mode 100644 index 000000000..6ce4a32f7 --- /dev/null +++ b/include/dt-bindings/pinctrl/am43xx.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This header provides constants specific to AM43XX pinctrl bindings. + */ + +#ifndef _DT_BINDINGS_PINCTRL_AM43XX_H +#define _DT_BINDINGS_PINCTRL_AM43XX_H + +#define MUX_MODE0 0 +#define MUX_MODE1 1 +#define MUX_MODE2 2 +#define MUX_MODE3 3 +#define MUX_MODE4 4 +#define MUX_MODE5 5 +#define MUX_MODE6 6 +#define MUX_MODE7 7 +#define MUX_MODE8 8 +#define MUX_MODE9 9 + +#define PULL_DISABLE (1 << 16) +#define PULL_UP (1 << 17) +#define INPUT_EN (1 << 18) +#define SLEWCTRL_SLOW (1 << 19) +#define SLEWCTRL_FAST 0 +#define DS0_FORCE_OFF_MODE (1 << 24) +#define DS0_INPUT (1 << 25) +#define DS0_FORCE_OUT_HIGH (1 << 26) +#define DS0_PULL_UP_DOWN_EN (0 << 27) +#define DS0_PULL_UP_DOWN_DIS (1 << 27) +#define DS0_PULL_UP_SEL (1 << 28) +#define WAKEUP_ENABLE (1 << 29) + +#define DS0_PIN_OUTPUT (DS0_FORCE_OFF_MODE) +#define DS0_PIN_OUTPUT_HIGH (DS0_FORCE_OFF_MODE | DS0_FORCE_OUT_HIGH) +#define DS0_PIN_OUTPUT_PULLUP (DS0_FORCE_OFF_MODE | DS0_PULL_UP_DOWN_EN | DS0_PULL_UP_SEL) +#define DS0_PIN_OUTPUT_PULLDOWN (DS0_FORCE_OFF_MODE | DS0_PULL_UP_DOWN_EN) +#define DS0_PIN_INPUT (DS0_FORCE_OFF_MODE | DS0_INPUT) +#define DS0_PIN_INPUT_PULLUP (DS0_FORCE_OFF_MODE | DS0_INPUT | DS0_PULL_UP_DOWN_EN | DS0_PULL_UP_SEL) +#define DS0_PIN_INPUT_PULLDOWN (DS0_FORCE_OFF_MODE | DS0_INPUT | DS0_PULL_UP_DOWN_EN) + +#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) + +/* + * Macro to allow using the absolute physical address instead of the + * padconf registers instead of the offset from padconf base. + */ +#define AM4372_IOPAD(pa, val) (((pa) & 0xffff) - 0x0800) (val) + +#endif + |