projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 5f97f7f9 HS |
1 | /* |
| 2 | * Copyright (C) 2006 Atmel Corporation | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or modify | |
| 5 | * it under the terms of the GNU General Public License version 2 as | |
| 6 | * published by the Free Software Foundation. | |
| 7 | */ | |
| 8 | ||
| 9 | #include <linux/clk.h> | |
| 10 | #include <linux/err.h> | |
| 11 | #include <linux/init.h> | |
| 12 | #include <linux/platform_device.h> | |
| 13 | ||
| 5f97f7f9 HS |
14 | static int __init pdc_probe(struct platform_device *pdev) |
| 15 | { | |
| 16 | struct clk *pclk, *hclk; | |
| 17 | ||
| 18 | pclk = clk_get(&pdev->dev, "pclk"); | |
| 19 | if (IS_ERR(pclk)) { | |
| 20 | dev_err(&pdev->dev, "no pclk defined\n"); | |
| 21 | return PTR_ERR(pclk); | |
| 22 | } | |
| 23 | hclk = clk_get(&pdev->dev, "hclk"); | |
| 24 | if (IS_ERR(hclk)) { | |
| 25 | dev_err(&pdev->dev, "no hclk defined\n"); | |
| 26 | clk_put(pclk); | |
| 27 | return PTR_ERR(hclk); | |
| 28 | } | |
| 29 | ||
| 30 | clk_enable(pclk); | |
| 31 | clk_enable(hclk); | |
| 32 | ||
| 33 | dev_info(&pdev->dev, "Atmel Peripheral DMA Controller enabled\n"); | |
| 34 | return 0; | |
| 35 | } | |
| 36 | ||
| 37 | static struct platform_driver pdc_driver = { | |
| 5f97f7f9 HS |
38 | .driver = { |
| 39 | .name = "pdc", | |
| 40 | }, | |
| 41 | }; | |
| 42 | ||
| 43 | static int __init pdc_init(void) | |
| 44 | { | |
| 787928e7 | 45 | return platform_driver_probe(&pdc_driver, pdc_probe); |
| 5f97f7f9 HS |
46 | } |
| 47 | arch_initcall(pdc_init); |