diff options
| author | Jin Park <jinyoungp@nvidia.com> | 2011-08-02 16:04:54 +0900 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:48:03 -0800 |
| commit | 39307618427a53088522133def1b8de603f9cd76 (patch) | |
| tree | 6be7c10a5630e841bdf0b15fa4eafea4842d2f8d /include/linux/mfd | |
| parent | 618ba821078433652e8412c6f7c543670f063cb4 (diff) | |
mfd: Add MAX77663 mfd driver
Add mfd core driver for Maxim PMU MAX77663.
Bug 849360
Bug 854414
Original-Change-Id: I6699540fd7d0f7b428a1be64cf06f7cd65b5b32e
Signed-off-by: Jin Park <jinyoungp@nvidia.com>
Reviewed-on: http://git-master/r/41503
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Rebase-Id: Rc0f0a67db8b7d554bada7dd6b3e103ab30b374d4
Diffstat (limited to 'include/linux/mfd')
| -rw-r--r-- | include/linux/mfd/max77663-core.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/include/linux/mfd/max77663-core.h b/include/linux/mfd/max77663-core.h new file mode 100644 index 000000000000..928f06687770 --- /dev/null +++ b/include/linux/mfd/max77663-core.h @@ -0,0 +1,104 @@ +/* + * include/linux/mfd/max77663-core.h + * + * Copyright 2011 Maxim Integrated Products, Inc. + * Copyright (C) 2011 NVIDIA Corporation + * + * This program 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. + * + */ + +#ifndef __LINUX_MFD_MAX77663_CORE_H__ +#define __LINUX_MFD_MAX77663_CORE_H__ + +#include <linux/irq.h> +#include <linux/mfd/core.h> + +/* + * Interrupts + */ +enum { + MAX77663_IRQ_LBT_LB, /* Low-Battery */ + MAX77663_IRQ_LBT_THERM_ALRM1, /* Thermal alarm status, > 120C */ + MAX77663_IRQ_LBT_THERM_ALRM2, /* Thermal alarm status, > 140C */ + + MAX77663_IRQ_GPIO0, /* GPIO0 edge detection */ + MAX77663_IRQ_GPIO1, /* GPIO1 edge detection */ + MAX77663_IRQ_GPIO2, /* GPIO2 edge detection */ + MAX77663_IRQ_GPIO3, /* GPIO3 edge detection */ + MAX77663_IRQ_GPIO4, /* GPIO4 edge detection */ + MAX77663_IRQ_GPIO5, /* GPIO5 edge detection */ + MAX77663_IRQ_GPIO6, /* GPIO6 edge detection */ + MAX77663_IRQ_GPIO7, /* GPIO7 edge detection */ + + MAX77663_IRQ_RTC_1SEC, /* 1s timer expired */ + MAX77663_IRQ_RTC_60SEC, /* 60s timer expired */ + MAX77663_IRQ_RTC_ALRM1, /* Alarm 1 */ + MAX77663_IRQ_RTC_ALRM2, /* Alarm 2 */ + MAX77663_IRQ_RTC_SMPL, /* SMPL(Sudden Momentary Power Loss) */ + + MAX77663_IRQ_ONOFF_HRDPOWRN, /* Hard power off warnning */ + MAX77663_IRQ_ONOFF_EN0_1SEC, /* EN0 active for 1s */ + MAX77663_IRQ_ONOFF_EN0_FALLING, /* EN0 falling */ + MAX77663_IRQ_ONOFF_EN0_RISING, /* EN0 rising */ + MAX77663_IRQ_ONOFF_LID_FALLING, /* LID falling */ + MAX77663_IRQ_ONOFF_LID_RISING, /* LID rising */ + MAX77663_IRQ_ONOFF_ACOK_FALLING,/* ACOK falling */ + MAX77663_IRQ_ONOFF_ACOK_RISING, /* ACOK rising */ + + MAX77663_IRQ_SD_PF, /* SD power fail */ + MAX77663_IRQ_LDO_PF, /* LDO power fail */ + MAX77663_IRQ_32K, /* 32kHz oscillator */ + MAX77663_IRQ_NVER, /* Non-Volatile Event Recorder */ + + MAX77663_IRQ_NR, +}; + +/* + *GPIOs + */ +enum { + MAX77663_GPIO0, + MAX77663_GPIO1, + MAX77663_GPIO2, + MAX77663_GPIO3, + MAX77663_GPIO4, + MAX77663_GPIO5, + MAX77663_GPIO6, + MAX77663_GPIO7, + + MAX77663_GPIO_NR, +}; + +enum max77663_gpio_alternate { + GPIO_ALT_DISABLE, + GPIO_ALT_ENABLE, +}; + +struct max77663_gpio_config { + int gpio; /* gpio number */ + bool alternate; /* alternate mode */ +}; + +struct max77663_platform_data { + int irq_base; + int gpio_base; + int num_gpio_cfg; + struct max77663_gpio_config *gpio_cfg; + + int num_subdevs; + struct mfd_cell *sub_devices; +}; + +int max77663_read(struct device *dev, u8 addr, void *values, u32 len, + bool is_rtc); +int max77663_write(struct device *dev, u8 addr, void *values, u32 len, + bool is_rtc); +int max77663_set_bits(struct device *dev, u8 addr, u8 mask, u8 value, + bool is_rtc); +int max77663_gpio_set_alternate(int gpio, int alternate); + +#endif /* __LINUX_MFD_MAX77663_CORE_H__ */ |