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1e94b46f73
This old patch was marked as deferred. Bring it back to life, to continue towards the removal of common.h Move this out of the common header and include it only where needed. Signed-off-by: Simon Glass <sjg@chromium.org>
86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2017 Texas Instruments Incorporated, <www.ti.com>
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* Keerthy <j-keerthy@ti.com>
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*/
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#include <common.h>
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#include <fdtdec.h>
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#include <errno.h>
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#include <dm.h>
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#include <i2c.h>
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#include <log.h>
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#include <linux/printk.h>
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#include <power/pmic.h>
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#include <power/regulator.h>
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#include <power/lp87565.h>
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#include <dm/device.h>
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static const struct pmic_child_info pmic_children_info[] = {
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{ .prefix = "buck", .driver = LP87565_BUCK_DRIVER },
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{ },
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};
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static int lp87565_write(struct udevice *dev, uint reg, const uint8_t *buff,
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int len)
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{
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int ret;
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ret = dm_i2c_write(dev, reg, buff, len);
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if (ret)
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pr_err("write error to device: %p register: %#x!\n", dev, reg);
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return ret;
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}
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static int lp87565_read(struct udevice *dev, uint reg, uint8_t *buff, int len)
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{
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int ret;
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ret = dm_i2c_read(dev, reg, buff, len);
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if (ret)
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pr_err("read error from device: %p register: %#x!\n", dev, reg);
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return ret;
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}
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static int lp87565_bind(struct udevice *dev)
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{
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ofnode regulators_node;
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int children;
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regulators_node = dev_read_subnode(dev, "regulators");
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if (!ofnode_valid(regulators_node)) {
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debug("%s: %s regulators subnode not found!\n", __func__,
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dev->name);
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return -ENXIO;
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}
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debug("%s: '%s' - found regulators subnode\n", __func__, dev->name);
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children = pmic_bind_children(dev, regulators_node, pmic_children_info);
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if (!children)
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printf("%s: %s - no child found\n", __func__, dev->name);
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/* Always return success for this device */
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return 0;
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}
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static struct dm_pmic_ops lp87565_ops = {
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.read = lp87565_read,
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.write = lp87565_write,
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};
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static const struct udevice_id lp87565_ids[] = {
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{ .compatible = "ti,lp87565", .data = LP87565 },
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{ .compatible = "ti,lp87565-q1", .data = LP87565_Q1 },
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{ }
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};
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U_BOOT_DRIVER(pmic_lp87565) = {
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.name = "lp87565_pmic",
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.id = UCLASS_PMIC,
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.of_match = lp87565_ids,
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.bind = lp87565_bind,
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.ops = &lp87565_ops,
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};
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