diff options
| author | Thierry Reding <treding@nvidia.com> | 2014-08-26 17:34:03 +0200 |
|---|---|---|
| committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2014-10-11 01:09:14 +0200 |
| commit | 79ffbe1db4095b81783a802937c7848145962c75 (patch) | |
| tree | a84535d4a178bbd2a93ff27d49a24b37cb57c349 /include | |
| parent | f112c1c557f908844ffcf2da8de867c2a8a96b9d (diff) | |
power: Add AMS AS3722 PMIC support
The AS3722 provides a number of DC/DC converters and LDOs as well as 8
GPIOs.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/fdtdec.h | 1 | ||||
| -rw-r--r-- | include/power/as3722.h | 27 |
2 files changed, 28 insertions, 0 deletions
diff --git a/include/fdtdec.h b/include/fdtdec.h index 99cb3538041..6b1e7e511c3 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -117,6 +117,7 @@ enum fdt_compat_id { COMPAT_NXP_PTN3460, /* NXP PTN3460 DP/LVDS bridge */ COMPAT_SAMSUNG_EXYNOS_SYSMMU, /* Exynos sysmmu */ COMPAT_PARADE_PS8625, /* Parade PS8622 EDP->LVDS bridge */ + COMPAT_AMS_AS3722, /* AMS AS3722 PMIC */ COMPAT_COUNT, }; diff --git a/include/power/as3722.h b/include/power/as3722.h new file mode 100644 index 00000000000..2c2e45a44ba --- /dev/null +++ b/include/power/as3722.h @@ -0,0 +1,27 @@ +/* + * Copyright (C) 2014 NVIDIA Corporation + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __POWER_AS3722_H__ +#define __POWER_AS3722_H__ + +#include <asm/types.h> + +#define AS3722_GPIO_OUTPUT_VDDH (1 << 0) +#define AS3722_GPIO_INVERT (1 << 1) + +struct as3722; + +int as3722_init(struct as3722 **pmic, const void *fdt); +int as3722_sd_enable(struct as3722 *pmic, unsigned int sd); +int as3722_sd_set_voltage(struct as3722 *pmic, unsigned int sd, u8 value); +int as3722_ldo_enable(struct as3722 *pmic, unsigned int ldo); +int as3722_ldo_set_voltage(struct as3722 *pmic, unsigned int ldo, u8 value); +int as3722_gpio_configure(struct as3722 *pmic, unsigned int gpio, + unsigned long flags); +int as3722_gpio_direction_output(struct as3722 *pmic, unsigned int gpio, + unsigned int level); + +#endif /* __POWER_AS3722_H__ */ |