drivers/gpu/drm/exynos/exynos_hdmiphy.c

   1 /*
   2  * Copyright (C) 2011 Samsung Electronics Co.Ltd
   3  * Authors:
   4  *      Seung-Woo Kim <sw0312.kim@samsung.com>
   5  *      Inki Dae <inki.dae@samsung.com>
   6  *
   7  * This program is free software; you can redistribute  it and/or modify it
   8  * under  the terms of  the GNU General  Public License as published by the
   9  * Free Software Foundation;  either version 2 of the  License, or (at your
  10  * option) any later version.
  11  *
  12  */
  13
  14 #include <drm/drmP.h>
  15
  16 #include <linux/kernel.h>
  17 #include <linux/i2c.h>
  18
  19 #include "exynos_drm_drv.h"
  20 #include "exynos_hdmi.h"
  21
  22
  23 static int hdmiphy_probe(struct i2c_client *client,
  24         const struct i2c_device_id *id)
  25 {
  26         hdmi_attach_hdmiphy_client(client);
  27
  28         dev_info(&client->adapter->dev, "attached s5p_hdmiphy "
  29                 "into i2c adapter successfully\n");
  30
  31         return 0;
  32 }
  33
  34 static int hdmiphy_remove(struct i2c_client *client)
  35 {
  36         dev_info(&client->adapter->dev, "detached s5p_hdmiphy "
  37                 "from i2c adapter successfully\n");
  38
  39         return 0;
  40 }
  41
  42 static const struct i2c_device_id hdmiphy_id[] = {
  43         { "s5p_hdmiphy", 0 },
  44         { "exynos5-hdmiphy", 0 },
  45         { },
  46 };
  47
  48 #ifdef CONFIG_OF
  49 static struct of_device_id hdmiphy_match_types[] = {
  50         {
  51                 .compatible = "samsung,exynos5-hdmiphy",
  52         }, {
  53                 .compatible = "samsung,exynos4210-hdmiphy",
  54         }, {
  55                 .compatible = "samsung,exynos4212-hdmiphy",
  56         }, {
  57                 /* end node */
  58         }
  59 };
  60 #endif
  61
  62 struct i2c_driver hdmiphy_driver = {
  63         .driver = {
  64                 .name   = "exynos-hdmiphy",
  65                 .owner  = THIS_MODULE,
  66                 .of_match_table = of_match_ptr(hdmiphy_match_types),
  67         },
  68         .id_table = hdmiphy_id,
  69         .probe          = hdmiphy_probe,
  70         .remove         = hdmiphy_remove,
  71         .command                = NULL,
  72 };
  73 EXPORT_SYMBOL(hdmiphy_driver);