// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2016 Samsung Electronics * Jaehoon Chung <jh80.chung@samsung.com> */ #include <common.h> #include <dm.h> #include <errno.h> #include <i2c.h> #include <power/pmic.h> #include <power/max8998_pmic.h> static int max8998_reg_count(struct udevice *dev) { return PMIC_NUM_OF_REGS; } static int max8998_write(struct udevice *dev, uint reg, const uint8_t *buff, int len) { int ret; ret = dm_i2c_write(dev, reg, buff, len); if (ret) pr_err("write error to device: %p register: %#x!", dev, reg); return ret; } static int max8998_read(struct udevice *dev, uint reg, uint8_t *buff, int len) { int ret; ret = dm_i2c_read(dev, reg, buff, len); if (ret) pr_err("read error from device: %p register: %#x!", dev, reg); return ret; } static struct dm_pmic_ops max8998_ops = { .reg_count = max8998_reg_count, .read = max8998_read, .write = max8998_write, }; static const struct udevice_id max8998_ids[] = { { .compatible = "maxim,max8998" }, { } }; U_BOOT_DRIVER(pmic_max8998) = { .name = "max8998_pmic", .id = UCLASS_PMIC, .of_match = max8998_ids, .ops = &max8998_ops, };