89 lines
2.1 KiB
C
89 lines
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2020 Rockchip Electronics Co., Ltd.
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*
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* Author: Algea Cao <algea.cao@rock-chips.com>
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*/
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#include <linux/device.h>
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#include <linux/err.h>
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#include <linux/i2c.h>
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#include <linux/input.h>
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#include <linux/module.h>
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#include <linux/mfd/rk630.h>
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static int
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rk630_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id)
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{
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struct device *dev = &client->dev;
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struct rk630 *rk630;
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int ret;
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rk630 = devm_kzalloc(dev, sizeof(*rk630), GFP_KERNEL);
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if (!rk630)
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return -ENOMEM;
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rk630->dev = dev;
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rk630->client = client;
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i2c_set_clientdata(client, rk630);
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rk630->grf = devm_regmap_init_i2c(client, &rk630_grf_regmap_config);
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if (IS_ERR(rk630->grf)) {
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ret = PTR_ERR(rk630->grf);
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dev_err(dev, "failed to allocate grf register map: %d\n", ret);
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return ret;
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}
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rk630->cru = devm_regmap_init_i2c(client, &rk630_cru_regmap_config);
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if (IS_ERR(rk630->cru)) {
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ret = PTR_ERR(rk630->cru);
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dev_err(dev, "failed to allocate cru register map: %d\n", ret);
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return ret;
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}
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rk630->tve = devm_regmap_init_i2c(client, &rk630_tve_regmap_config);
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if (IS_ERR(rk630->tve)) {
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ret = PTR_ERR(rk630->tve);
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dev_err(rk630->dev, "Failed to initialize tve regmap: %d\n",
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ret);
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return ret;
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}
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rk630->rtc = devm_regmap_init_i2c(client, &rk630_rtc_regmap_config);
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if (IS_ERR(rk630->rtc)) {
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ret = PTR_ERR(rk630->rtc);
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dev_err(dev, "failed to allocate rtc register map: %d\n", ret);
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return ret;
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}
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rk630->irq = client->irq;
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return rk630_core_probe(rk630);
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}
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static const struct of_device_id rk630_i2c_of_match[] = {
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{ .compatible = "rockchip,rk630", },
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{}
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};
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MODULE_DEVICE_TABLE(of, rk630_i2c_of_match);
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static const struct i2c_device_id rk630_i2c_id[] = {
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{ "rk630", 0 },
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{}
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};
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MODULE_DEVICE_TABLE(i2c, rk630_i2c_id);
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static struct i2c_driver rk630_i2c_driver = {
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.driver = {
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.name = "rk630",
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.of_match_table = of_match_ptr(rk630_i2c_of_match),
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},
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.probe = rk630_i2c_probe,
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.id_table = rk630_i2c_id,
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};
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module_i2c_driver(rk630_i2c_driver);
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MODULE_AUTHOR("Algea Cao <Algea.cao@rock-chips.com>");
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MODULE_DESCRIPTION("Rockchip rk630 MFD I2C driver");
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MODULE_LICENSE("GPL v2");
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