Logo Search packages:      
Sourcecode: linux version File versions  Download package

pdc.c

/*
 * Copyright (C) 2006 Atmel Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/clk.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/platform_device.h>

static int __init pdc_probe(struct platform_device *pdev)
{
      struct clk *pclk, *hclk;

      pclk = clk_get(&pdev->dev, "pclk");
      if (IS_ERR(pclk)) {
            dev_err(&pdev->dev, "no pclk defined\n");
            return PTR_ERR(pclk);
      }
      hclk = clk_get(&pdev->dev, "hclk");
      if (IS_ERR(hclk)) {
            dev_err(&pdev->dev, "no hclk defined\n");
            clk_put(pclk);
            return PTR_ERR(hclk);
      }

      clk_enable(pclk);
      clk_enable(hclk);

      dev_info(&pdev->dev, "Atmel Peripheral DMA Controller enabled\n");
      return 0;
}

static struct platform_driver pdc_driver = {
      .driver           = {
            .name = "pdc",
      },
};

static int __init pdc_init(void)
{
      return platform_driver_probe(&pdc_driver, pdc_probe);
}
arch_initcall(pdc_init);

Generated by  Doxygen 1.6.0   Back to index