diff options
| author | Simon Glass <sjg@chromium.org> | 2014-06-02 22:04:55 -0600 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-06-11 16:25:46 -0400 |
| commit | 5cc16cbf257a1c377c714486d55b6857be321c0f (patch) | |
| tree | 773cc483bf0acd10d0a6f322082dd7f905e3c60e /arch/arm/dts/dt-bindings/pinctrl/omap.h | |
| parent | 0e1612a7d1578217f89bd55ac2c0d582e2f44c0f (diff) | |
| download | u-boot-5cc16cbf257a1c377c714486d55b6857be321c0f.tar.gz | |
am33xx/omap: Enable CONFIG_OF_CONTROL
Add support for device tree control and add device tree files for the
beaglebone black initially.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/arm/dts/dt-bindings/pinctrl/omap.h')
| -rw-r--r-- | arch/arm/dts/dt-bindings/pinctrl/omap.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/dts/dt-bindings/pinctrl/omap.h b/arch/arm/dts/dt-bindings/pinctrl/omap.h new file mode 100644 index 0000000000..edbd250809 --- /dev/null +++ b/arch/arm/dts/dt-bindings/pinctrl/omap.h @@ -0,0 +1,55 @@ +/* + * This header provides constants for OMAP pinctrl bindings. + * + * Copyright (C) 2009 Nokia + * Copyright (C) 2009-2010 Texas Instruments + */ + +#ifndef _DT_BINDINGS_PINCTRL_OMAP_H +#define _DT_BINDINGS_PINCTRL_OMAP_H + +/* 34xx mux mode options for each pin. See TRM for options */ +#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 + +/* 24xx/34xx mux bit defines */ +#define PULL_ENA (1 << 3) +#define PULL_UP (1 << 4) +#define ALTELECTRICALSEL (1 << 5) + +/* 34xx specific mux bit defines */ +#define INPUT_EN (1 << 8) +#define OFF_EN (1 << 9) +#define OFFOUT_EN (1 << 10) +#define OFFOUT_VAL (1 << 11) +#define OFF_PULL_EN (1 << 12) +#define OFF_PULL_UP (1 << 13) +#define WAKEUP_EN (1 << 14) + +/* 44xx specific mux bit defines */ +#define WAKEUP_EVENT (1 << 15) + +/* Active pin states */ +#define PIN_OUTPUT 0 +#define PIN_OUTPUT_PULLUP (PIN_OUTPUT | PULL_ENA | PULL_UP) +#define PIN_OUTPUT_PULLDOWN (PIN_OUTPUT | PULL_ENA) +#define PIN_INPUT INPUT_EN +#define PIN_INPUT_PULLUP (PULL_ENA | INPUT_EN | PULL_UP) +#define PIN_INPUT_PULLDOWN (PULL_ENA | INPUT_EN) + +/* Off mode states */ +#define PIN_OFF_NONE 0 +#define PIN_OFF_OUTPUT_HIGH (OFF_EN | OFFOUT_EN | OFFOUT_VAL) +#define PIN_OFF_OUTPUT_LOW (OFF_EN | OFFOUT_EN) +#define PIN_OFF_INPUT_PULLUP (OFF_EN | OFF_PULL_EN | OFF_PULL_UP) +#define PIN_OFF_INPUT_PULLDOWN (OFF_EN | OFF_PULL_EN) +#define PIN_OFF_WAKEUPENABLE WAKEUP_EN + +#endif + |