Samuel Holland a3a6dde671 gpio: axp: Select variant from compatible at runtime
There are three major variants of the AXP PMIC GPIO functionality (plus
PMICs with no GPIOs at all). Except for GPIO3 on the AXP209, which uses
a different register layout, it is straightforward to support all three
variants with a single driver. Do this, and in the process remove the
GPIO-related definitions from the PMIC-specific headers, and therefore
the dependency on AXP_PMIC_BUS.

Signed-off-by: Samuel Holland <samuel@sholland.org>
2022-10-31 22:32:54 -05:00

64 lines
2.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2015 Vishnu Patekar <vishnupatekar0510@gmail.com>
*
* X-Powers AXP818 Power Management IC driver
*/
#define AXP818_CHIP_ID 0x03
#define AXP818_OUTPUT_CTRL1 0x10
#define AXP818_OUTPUT_CTRL1_DCDC1_EN (1 << 0)
#define AXP818_OUTPUT_CTRL1_DCDC2_EN (1 << 1)
#define AXP818_OUTPUT_CTRL1_DCDC3_EN (1 << 2)
#define AXP818_OUTPUT_CTRL1_DCDC4_EN (1 << 3)
#define AXP818_OUTPUT_CTRL1_DCDC5_EN (1 << 4)
#define AXP818_OUTPUT_CTRL1_DCDC6_EN (1 << 5)
#define AXP818_OUTPUT_CTRL1_DCDC7_EN (1 << 6)
#define AXP818_OUTPUT_CTRL2 0x12
#define AXP818_OUTPUT_CTRL2_ELDO1_EN (1 << 0)
#define AXP818_OUTPUT_CTRL2_ELDO2_EN (1 << 1)
#define AXP818_OUTPUT_CTRL2_ELDO3_EN (1 << 2)
#define AXP818_OUTPUT_CTRL2_DLDO1_EN (1 << 3)
#define AXP818_OUTPUT_CTRL2_DLDO2_EN (1 << 4)
#define AXP818_OUTPUT_CTRL2_DLDO3_EN (1 << 5)
#define AXP818_OUTPUT_CTRL2_DLDO4_EN (1 << 6)
#define AXP818_OUTPUT_CTRL2_SW_EN (1 << 7)
#define AXP818_OUTPUT_CTRL3 0x13
#define AXP818_OUTPUT_CTRL3_FLDO1_EN (1 << 2)
#define AXP818_OUTPUT_CTRL3_FLDO2_EN (1 << 3)
#define AXP818_OUTPUT_CTRL3_FLDO3_EN (1 << 4)
#define AXP818_OUTPUT_CTRL3_ALDO1_EN (1 << 5)
#define AXP818_OUTPUT_CTRL3_ALDO2_EN (1 << 6)
#define AXP818_OUTPUT_CTRL3_ALDO3_EN (1 << 7)
#define AXP818_DLDO1_CTRL 0x15
#define AXP818_DLDO2_CTRL 0x16
#define AXP818_DLDO3_CTRL 0x17
#define AXP818_DLDO4_CTRL 0x18
#define AXP818_ELDO1_CTRL 0x19
#define AXP818_ELDO2_CTRL 0x1a
#define AXP818_ELDO3_CTRL 0x1b
#define AXP818_FLDO1_CTRL 0x1c
#define AXP818_FLDO2_3_CTRL 0x1d
#define AXP818_FLDO2_3_CTRL_FLDO3_VOL (1 << 4)
#define AXP818_DCDC1_CTRL 0x20
#define AXP818_DCDC2_CTRL 0x21
#define AXP818_DCDC3_CTRL 0x22
#define AXP818_DCDC4_CTRL 0x23
#define AXP818_DCDC5_CTRL 0x24
#define AXP818_DCDC6_CTRL 0x25
#define AXP818_DCDC7_CTRL 0x26
#define AXP818_ALDO1_CTRL 0x28
#define AXP818_ALDO2_CTRL 0x29
#define AXP818_ALDO3_CTRL 0x2a
#define AXP818_SHUTDOWN 0x32
#define AXP818_SHUTDOWN_POWEROFF (1 << 7)
#ifdef CONFIG_AXP818_POWER
#define AXP_POWER_STATUS 0x00
#define AXP_POWER_STATUS_ALDO_IN BIT(0)
#endif