diff options
Diffstat (limited to 'target/linux/ubicom32/files/arch/ubicom32/include/asm/ubicom32input_i2c.h')
-rw-r--r-- | target/linux/ubicom32/files/arch/ubicom32/include/asm/ubicom32input_i2c.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/ubicom32input_i2c.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/ubicom32input_i2c.h new file mode 100644 index 000000000..eb1672375 --- /dev/null +++ b/target/linux/ubicom32/files/arch/ubicom32/include/asm/ubicom32input_i2c.h @@ -0,0 +1,71 @@ +/* + * arch/ubicom32/include/asm/ubicom32input_i2c.h + * Ubicom32 architecture Input driver over I2C platform data definitions. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port is free software: you can redistribute + * it and/or modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, either version 2 of the + * License, or (at your option) any later version. + * + * The Ubicom32 Linux Kernel Port is distributed in the hope that it + * will be useful, but WITHOUT ANY WARRANTY; without even the implied + * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See + * the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see <http://www.gnu.org/licenses/>. + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + * + * TODO: add groups for inputs which can be sampled together + */ + +#ifndef _ASM_UBICOM32_UBICOM32_INPUT_I2C_H +#define _ASM_UBICOM32_UBICOM32_INPUT_I2C_H + +struct ubicom32input_i2c_button { + /* + * Input event code (KEY_*, SW_*, etc) + */ + int code; + + /* + * Input event type (EV_KEY, EV_SW, etc) + */ + int type; + + /* + * Bit number of this button. (0 - ngpio) + */ + int bit; + + /* + * 1 for active low, 0 for active high + */ + int active_low; +}; + +struct ubicom32input_i2c_platform_data { + struct ubicom32input_i2c_button *buttons; + int nbuttons; + + /* + * Optional poll interval, in ms, defaults to 100ms + */ + int poll_interval; + + /* + * Option Name of this driver + */ + const char *name; +}; + +#endif /* _ASM_UBICOM32_UBICOM32_INPUT_I2C_H */ |