linux/drivers/fpga/altera-pr-ip-core-plat.c

69 lines
2.0 KiB
C

/*
* Driver for Altera Partial Reconfiguration IP Core
*
* Copyright (C) 2016-2017 Intel Corporation
*
* Based on socfpga-a10.c Copyright (C) 2015-2016 Altera Corporation
* by Alan Tull <atull@opensource.altera.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/fpga/altera-pr-ip-core.h>
#include <linux/module.h>
#include <linux/of_device.h>
static int alt_pr_platform_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
void __iomem *reg_base;
struct resource *res;
/* First mmio base is for register access */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
reg_base = devm_ioremap_resource(dev, res);
if (IS_ERR(reg_base))
return PTR_ERR(reg_base);
return alt_pr_register(dev, reg_base);
}
static int alt_pr_platform_remove(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
return alt_pr_unregister(dev);
}
static const struct of_device_id alt_pr_of_match[] = {
{ .compatible = "altr,a10-pr-ip", },
{},
};
MODULE_DEVICE_TABLE(of, alt_pr_of_match);
static struct platform_driver alt_pr_platform_driver = {
.probe = alt_pr_platform_probe,
.remove = alt_pr_platform_remove,
.driver = {
.name = "alt_a10_pr_ip",
.of_match_table = alt_pr_of_match,
},
};
module_platform_driver(alt_pr_platform_driver);
MODULE_AUTHOR("Matthew Gerlach <matthew.gerlach@linux.intel.com>");
MODULE_DESCRIPTION("Altera Partial Reconfiguration IP Platform Driver");
MODULE_LICENSE("GPL v2");