On Mon, 01 Sep 2014, Chris Zhong wrote:
> The RK808 chip is a power management IC for multimedia and handheld
> devices. It contains the following components:
>
> - Regulators
> - RTC
> - Clkout
>
> The RK808 core driver is registered as a platform driver and provides
> communication through I2C with the host device for the different
> components.
>
> Signed-off-by: Chris Zhong <z...@rock-chips.com>
> Signed-off-by: Zhang Qing <zhangq...@rock-chips.com>
Couple of nits. Once fixed you can apply my:
Acked-by: Lee Jones <lee.jo...@linaro.org>
[...]
> +/*
> + * MFD core driver for Rockchip RK808
> + *
> + * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
Author?
> + * This program is free software; you can redistribute it and/or modify it
> + * under the terms and conditions of the GNU General Public License,
> + * version 2, as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope it will be useful, but WITHOUT
> + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
> + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
> + * more details.
> + */
[...]
> +static int rk808_probe(struct i2c_client *client,
> + const struct i2c_device_id *id)
> +{
> + int i;
> + int ret;
> + int pm_off = 0;
> + struct rk808 *rk808;
> + struct device_node *np = client->dev.of_node;
Reverse these declarations please, structs at the top etc.
[...]
> + rk808->i2c = client;
> + i2c_set_clientdata(client, rk808);
'\n' here.
> + ret = mfd_add_devices(&client->dev, -1,
> + rk808s, ARRAY_SIZE(rk808s),
> + NULL, 0, regmap_irq_get_domain(rk808->irq_data));
> + if (ret) {
> + dev_err(&client->dev, "failed to add MFD devices %d\n", ret);
> + goto err_irq;
> + }
> +
> + if (np) {
There has to be an 'np'. The driver depends on OF.
> + pm_off = of_property_read_bool(np,
> + "rockchip,system-power-controller");
> + if (pm_off && !pm_power_off) {
> + rk808_i2c_client = client;
> + pm_power_off = rk808_device_shutdown;
> + }
> + }
> +
> + return 0;
> +
> +err_irq:
> + regmap_del_irq_chip(client->irq, rk808->irq_data);
> + return ret;
> +}
[...]
> +static struct i2c_driver rk808_i2c_driver = {
> + .driver = {
> + .name = "rk808",
> + .of_match_table = of_match_ptr(rk808_of_match),
No need to use of_match_ptr() now that you depend on OF.
> + },
> + .probe = rk808_probe,
> + .remove = rk808_remove,
> + .id_table = rk808_ids,
> +};
> +
> +module_i2c_driver(rk808_i2c_driver);
> +
> +MODULE_LICENSE("GPL");
> +MODULE_AUTHOR("Chris Zhong <z...@rock-chips.com>");
> +MODULE_AUTHOR("Zhang Qing <zhangq...@rock-chips.com>");
> +MODULE_DESCRIPTION("RK808 PMIC driver");
[...]
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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