mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 10:16:43 +07:00
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
/*
|
|
* Retu/Tahvo MFD driver interface
|
|
*
|
|
* This file is subject to the terms and conditions of the GNU General
|
|
* Public License. See the file "COPYING" in the main directory of this
|
|
* archive for more details.
|
|
*/
|
|
|
|
#ifndef __LINUX_MFD_RETU_H
|
|
#define __LINUX_MFD_RETU_H
|
|
|
|
struct retu_dev;
|
|
|
|
int retu_read(struct retu_dev *, u8);
|
|
int retu_write(struct retu_dev *, u8, u16);
|
|
|
|
/* Registers */
|
|
#define RETU_REG_WATCHDOG 0x17 /* Watchdog */
|
|
#define RETU_REG_CC1 0x0d /* Common control register 1 */
|
|
#define RETU_REG_STATUS 0x16 /* Status register */
|
|
|
|
/* Interrupt sources */
|
|
#define TAHVO_INT_VBUS 0 /* VBUS state */
|
|
|
|
/* Interrupt status */
|
|
#define TAHVO_STAT_VBUS (1 << TAHVO_INT_VBUS)
|
|
|
|
#endif /* __LINUX_MFD_RETU_H */
|