From 6173c45b21ca584fd691b21dc81a44d852d4bdce Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Tue, 9 Dec 2014 22:25:05 -0700 Subject: 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 Signed-off-by: Simon Glass Signed-off-by: Tom Warren --- include/fdtdec.h | 1 + include/power/as3722.h | 27 +++++++++++++++++++++++++++ 2 files changed, 28 insertions(+) create mode 100644 include/power/as3722.h (limited to 'include') diff --git a/include/fdtdec.h b/include/fdtdec.h index d2b665ca119..cc2dc5ce2ab 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -123,6 +123,7 @@ enum fdt_compat_id { COMPAT_INTEL_PANTHERPOINT_AHCI, /* Intel Pantherpoint AHCI */ COMPAT_INTEL_MODEL_206AX, /* Intel Model 206AX CPU */ COMPAT_INTEL_GMA, /* Intel Graphics Media Accelerator */ + 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..aa966d2cca1 --- /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 + +#define AS3722_GPIO_OUTPUT_VDDH (1 << 0) +#define AS3722_GPIO_INVERT (1 << 1) + +struct udevice; + +int as3722_init(struct udevice **devp); +int as3722_sd_enable(struct udevice *pmic, unsigned int sd); +int as3722_sd_set_voltage(struct udevice *pmic, unsigned int sd, u8 value); +int as3722_ldo_enable(struct udevice *pmic, unsigned int ldo); +int as3722_ldo_set_voltage(struct udevice *pmic, unsigned int ldo, u8 value); +int as3722_gpio_configure(struct udevice *pmic, unsigned int gpio, + unsigned long flags); +int as3722_gpio_direction_output(struct udevice *pmic, unsigned int gpio, + unsigned int level); + +#endif /* __POWER_AS3722_H__ */ -- cgit v1.2.3