47 lines
1 KiB
C
47 lines
1 KiB
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);
|