diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2016-04-28 12:58:55 +0300 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2016-05-09 17:42:08 +0300 |
| commit | e5e3dea890804134f65d51eb42963b8659908d40 (patch) | |
| tree | 2f14931890343538982eaaed8bfe7021023ae81b /include/dt-bindings/mfd | |
| parent | 327156c593600e0f08575621c2a56f311d482e7a (diff) | |
| download | linux-e5e3dea890804134f65d51eb42963b8659908d40.tar.xz | |
mfd: Add device-tree binding doc for PMIC MAX77620/MAX20024
The MAXIM PMIC MAX77620 and MAX20024 are power management IC
which supports RTC, GPIO, DCDC/LDO regulators, interrupt,
watchdog etc.
Add DT binding document for the different functionality of
this device.
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'include/dt-bindings/mfd')
| -rw-r--r-- | include/dt-bindings/mfd/max77620.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/include/dt-bindings/mfd/max77620.h b/include/dt-bindings/mfd/max77620.h new file mode 100644 index 000000000000..b911a0720ccd --- /dev/null +++ b/include/dt-bindings/mfd/max77620.h @@ -0,0 +1,39 @@ +/* + * This header provides macros for MAXIM MAX77620 device bindings. + * + * Copyright (c) 2016, NVIDIA Corporation. + * Author: Laxman Dewangan <ldewangan@nvidia.com> + */ + +#ifndef _DT_BINDINGS_MFD_MAX77620_H +#define _DT_BINDINGS_MFD_MAX77620_H + +/* MAX77620 interrupts */ +#define MAX77620_IRQ_TOP_GLBL 0 /* Low-Battery */ +#define MAX77620_IRQ_TOP_SD 1 /* SD power fail */ +#define MAX77620_IRQ_TOP_LDO 2 /* LDO power fail */ +#define MAX77620_IRQ_TOP_GPIO 3 /* GPIO internal int to MAX77620 */ +#define MAX77620_IRQ_TOP_RTC 4 /* RTC */ +#define MAX77620_IRQ_TOP_32K 5 /* 32kHz oscillator */ +#define MAX77620_IRQ_TOP_ONOFF 6 /* ON/OFF oscillator */ +#define MAX77620_IRQ_LBT_MBATLOW 7 /* Thermal alarm status, > 120C */ +#define MAX77620_IRQ_LBT_TJALRM1 8 /* Thermal alarm status, > 120C */ +#define MAX77620_IRQ_LBT_TJALRM2 9 /* Thermal alarm status, > 140C */ + +/* FPS event source */ +#define MAX77620_FPS_EVENT_SRC_EN0 0 +#define MAX77620_FPS_EVENT_SRC_EN1 1 +#define MAX77620_FPS_EVENT_SRC_SW 2 + +/* Device state when FPS event LOW */ +#define MAX77620_FPS_INACTIVE_STATE_SLEEP 0 +#define MAX77620_FPS_INACTIVE_STATE_LOW_POWER 1 + +/* FPS source */ +#define MAX77620_FPS_SRC_0 0 +#define MAX77620_FPS_SRC_1 1 +#define MAX77620_FPS_SRC_2 2 +#define MAX77620_FPS_SRC_NONE 3 +#define MAX77620_FPS_SRC_DEF 4 + +#endif |