1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Driver for Altera Partial Reconfiguration IP Core
4  *
5  * Copyright (C) 2016-2017 Intel Corporation
6  *
7  * Based on socfpga-a10.c Copyright (C) 2015-2016 Altera Corporation
8  *  by Alan Tull <atull@opensource.altera.com>
9  */
10 #include <linux/fpga/altera-pr-ip-core.h>
11 #include <linux/module.h>
12 #include <linux/mod_devicetable.h>
13 #include <linux/platform_device.h>
14 
alt_pr_platform_probe(struct platform_device * pdev)15 static int alt_pr_platform_probe(struct platform_device *pdev)
16 {
17 	struct device *dev = &pdev->dev;
18 	void __iomem *reg_base;
19 
20 	/* First mmio base is for register access */
21 	reg_base = devm_platform_ioremap_resource(pdev, 0);
22 	if (IS_ERR(reg_base))
23 		return PTR_ERR(reg_base);
24 
25 	return alt_pr_register(dev, reg_base);
26 }
27 
28 static const struct of_device_id alt_pr_of_match[] = {
29 	{ .compatible = "altr,a10-pr-ip", },
30 	{},
31 };
32 
33 MODULE_DEVICE_TABLE(of, alt_pr_of_match);
34 
35 static struct platform_driver alt_pr_platform_driver = {
36 	.probe = alt_pr_platform_probe,
37 	.driver = {
38 		.name	= "alt_a10_pr_ip",
39 		.of_match_table = alt_pr_of_match,
40 	},
41 };
42 
43 module_platform_driver(alt_pr_platform_driver);
44 MODULE_AUTHOR("Matthew Gerlach <matthew.gerlach@linux.intel.com>");
45 MODULE_DESCRIPTION("Altera Partial Reconfiguration IP Platform Driver");
46 MODULE_LICENSE("GPL v2");
47