nuttx/boards/arm/cxd56xx/spresense/include/cxd56_power.h
SPRESENSE 97a6fd4d18 cxd56_power: Add lowerhalf interface to keep power when cold sleep
Add board interface to keep power when entering/recover sleep.
Some driver wants to keep power when entering sleep mode.
2023-04-19 11:02:23 +02:00

232 lines
7.0 KiB
C

/****************************************************************************
* boards/arm/cxd56xx/spresense/include/cxd56_power.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __BOARDS_ARM_CXD56XX_SPRESENSE_INCLUDE_CXD56_POWER_H
#define __BOARDS_ARM_CXD56XX_SPRESENSE_INCLUDE_CXD56_POWER_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdbool.h>
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/****************************************************************************
* Public Data
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: board_pmic_read
*
* Description:
* Read the value from the specified sub address
*
* Input Parameter:
* addr - sub address
* buf - pointer to read buffer
* size - byte count of read
*
* Returned Value:
* Return 0 on success. Otherwise, return a negated errno.
*
****************************************************************************/
int board_pmic_read(uint8_t addr, void *buf, uint32_t size);
/****************************************************************************
* Name: board_pmic_write
*
* Description:
* Write the value to the specified sub address
*
* Input Parameter:
* addr - sub address
* buf - pointer to write buffer
* size - byte count of write
*
* Returned Value:
* Return 0 on success. Otherwise, return a negated errno.
*
****************************************************************************/
int board_pmic_write(uint8_t addr, void *buf, uint32_t size);
/****************************************************************************
* Name: board_power_setup
*
* Description:
* Initial setup for board-specific power control
*
****************************************************************************/
int board_power_setup(int status);
/****************************************************************************
* Name: board_power_control
*
* Description:
* Power on/off the device on the board.
*
****************************************************************************/
int board_power_control(int target, bool en);
/****************************************************************************
* Name: board_power_control_tristate
*
* Description:
* Power on/off/HiZ the device on the board.
* (HiZ is available only for PMIC_TYPE_GPO.)
*
* Input Parameter:
* target : PMIC channel
* value : 1 (ON), 0 (OFF), -1(HiZ)
*
* Returned Value:
* 0 on success, else a negative error code
*
****************************************************************************/
int board_power_control_tristate(int target, int value);
/****************************************************************************
* Name: board_power_monitor
*
* Description:
* Get status of Power on/off the device on the board.
*
****************************************************************************/
bool board_power_monitor(int target);
/****************************************************************************
* Name: board_power_monitor_tristate
*
* Description:
* Get status of Power on/off/HiZ the device on the board.
*
* Input Parameter:
* target : PMIC channel
*
* Returned Value:
* 1 (ON), 0 (OFF), -1(HiZ)
*
****************************************************************************/
int board_power_monitor_tristate(int target);
/****************************************************************************
* Name: board_flash_power_control
*
* Description:
* Power on/off the flash device on the board.
*
****************************************************************************/
int board_flash_power_control(bool en);
/****************************************************************************
* Name: board_flash_power_monitor
*
* Description:
* Get status of Power on/off the flash device on the board.
*
****************************************************************************/
bool board_flash_power_monitor(void);
/****************************************************************************
* Name: board_xtal_power_control
*
* Description:
* Power on/off the Xtal device on the board.
*
****************************************************************************/
int board_xtal_power_control(bool en);
/****************************************************************************
* Name: board_xtal_power_monitor
*
* Description:
* Get status of Power on/off the Xtal device on the board.
*
****************************************************************************/
bool board_xtal_power_monitor(void);
/****************************************************************************
* Name: board_lna_power_control
*
* Description:
* Power on/off the LNA device on the board.
*
****************************************************************************/
int board_lna_power_control(bool en);
/****************************************************************************
* Name: board_set_reset_gpo
*
* Description:
* Set gpo to off when power off the board.
*
****************************************************************************/
int board_set_reset_gpo(int target);
/****************************************************************************
* Name: board_unset_reset_gpo
*
* Description:
* Keep gpo status when power off the board.
*
****************************************************************************/
int board_unset_reset_gpo(int target);
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __BOARDS_ARM_CXD56XX_SPRESENSE_INCLUDE_CXD56_POWER_H */