108 lines
3.4 KiB
C
108 lines
3.4 KiB
C
/* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _PM8x41_H_
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#define _PM8x41_H_
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#include <sys/types.h>
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#define PM_GPIO_DIR_OUT 0x01
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#define PM_GPIO_DIR_IN 0x00
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#define PM_GPIO_DIR_BOTH 0x02
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#define PM_GPIO_PULL_UP_30 0
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#define PM_GPIO_PULL_UP_1_5 1
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#define PM_GPIO_PULL_UP_31_5 2
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/* 1.5uA + 30uA boost */
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#define PM_GPIO_PULL_UP_1_5_30 3
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#define PM_GPIO_PULL_RESV_1 4
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#define PM_GPIO_PULL_RESV_2 5
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#define PM_GPIO_OUT_CMOS 0x00
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#define PM_GPIO_OUT_DRAIN_NMOS 0x01
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#define PM_GPIO_OUT_DRAIN_PMOS 0x02
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#define PM_GPIO_OUT_DRIVE_LOW 0x01
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#define PM_GPIO_OUT_DRIVE_MED 0x02
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#define PM_GPIO_OUT_DRIVE_HIGH 0x03
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#define PM_GPIO_FUNC_LOW 0x00
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#define PM_GPIO_FUNC_HIGH 0x01
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#define PM_GPIO_MODE_MASK 0x70
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#define PM_GPIO_OUTPUT_MASK 0x0F
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#define PON_PSHOLD_WARM_RESET 0x1
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#define PON_PSHOLD_SHUTDOWN 0x4
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#define PMIC_VERSION_V2 1
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/*Target power on reasons*/
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#define DC_CHG 8
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#define USB_CHG 16
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#define PON1 32
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#define CBLPWR_N 64
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#define KPDPWR_N 128
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struct pm8x41_gpio {
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int direction;
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int output_buffer;
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int output_value;
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int pull;
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int vin_sel;
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int out_strength;
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int function;
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int inv_int_pol;
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int disable_pin;
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};
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int pm8x41_gpio_get(uint8_t gpio, uint8_t *status);
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int pm8x41_gpio_set(uint8_t gpio, uint8_t value);
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int pm8x41_gpio_config(uint8_t gpio, struct pm8x41_gpio *config);
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void pm8x41_set_boot_done();
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uint32_t pm8x41_resin_status();
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uint32_t pm8x41_resin_bark_workaround_status();
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void pm8x41_reset_configure(uint8_t);
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void pm8x41_v2_reset_configure(uint8_t);
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int pm8x41_ldo_set_voltage(const char *, uint32_t);
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int pm8x41_ldo_control(const char *, uint8_t);
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uint8_t pm8x41_get_pmic_rev();
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uint8_t pm8x41_get_pon_reason();
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struct pm8x41_ldo {
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const char *name;
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uint8_t type;
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uint32_t base;
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uint32_t range_reg;
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uint32_t step_reg;
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uint32_t enable_reg;
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};
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#endif
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