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95e50f6a2f
Tahvo is a multi-function device on Nokia 770, implementing USB transceiver and charge/battery control. It's so close to Retu that a single driver can support both. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
29 lines
723 B
C
29 lines
723 B
C
/*
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* Retu/Tahvo MFD driver interface
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*
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* This file is subject to the terms and conditions of the GNU General
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* Public License. See the file "COPYING" in the main directory of this
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* archive for more details.
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*/
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#ifndef __LINUX_MFD_RETU_H
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#define __LINUX_MFD_RETU_H
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struct retu_dev;
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int retu_read(struct retu_dev *, u8);
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int retu_write(struct retu_dev *, u8, u16);
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/* Registers */
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#define RETU_REG_WATCHDOG 0x17 /* Watchdog */
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#define RETU_REG_CC1 0x0d /* Common control register 1 */
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#define RETU_REG_STATUS 0x16 /* Status register */
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/* Interrupt sources */
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#define TAHVO_INT_VBUS 0 /* VBUS state */
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/* Interrupt status */
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#define TAHVO_STAT_VBUS (1 << TAHVO_INT_VBUS)
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#endif /* __LINUX_MFD_RETU_H */
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