| Matthew Gerlach | 5b73cb5 | 2017-03-23 19:34:30 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Driver for Altera Partial Reconfiguration IP Core |
| 3 | * |
| 4 | * Copyright (C) 2016-2017 Intel Corporation |
| 5 | * |
| 6 | * Based on socfpga-a10.c Copyright (C) 2015-2016 Altera Corporation |
| 7 | * by Alan Tull <atull@opensource.altera.com> |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify it |
| 10 | * under the terms and conditions of the GNU General Public License, |
| 11 | * version 2, as published by the Free Software Foundation. |
| 12 | * |
| 13 | * This program is distributed in the hope it will be useful, but WITHOUT |
| 14 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 15 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 16 | * more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License along with |
| 19 | * this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | */ |
| 21 | #include <linux/fpga/altera-pr-ip-core.h> |
| 22 | #include <linux/module.h> |
| 23 | #include <linux/of_device.h> |
| 24 | |
| 25 | static int alt_pr_platform_probe(struct platform_device *pdev) |
| 26 | { |
| 27 | struct device *dev = &pdev->dev; |
| 28 | void __iomem *reg_base; |
| 29 | struct resource *res; |
| 30 | |
| 31 | /* First mmio base is for register access */ |
| 32 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); |
| 33 | |
| 34 | reg_base = devm_ioremap_resource(dev, res); |
| 35 | |
| 36 | if (IS_ERR(reg_base)) |
| 37 | return PTR_ERR(reg_base); |
| 38 | |
| 39 | return alt_pr_register(dev, reg_base); |
| 40 | } |
| 41 | |
| 42 | static int alt_pr_platform_remove(struct platform_device *pdev) |
| 43 | { |
| 44 | struct device *dev = &pdev->dev; |
| 45 | |
| 46 | return alt_pr_unregister(dev); |
| 47 | } |
| 48 | |
| 49 | static const struct of_device_id alt_pr_of_match[] = { |
| 50 | { .compatible = "altr,a10-pr-ip", }, |
| 51 | {}, |
| 52 | }; |
| 53 | |
| 54 | MODULE_DEVICE_TABLE(of, alt_pr_of_match); |
| 55 | |
| 56 | static struct platform_driver alt_pr_platform_driver = { |
| 57 | .probe = alt_pr_platform_probe, |
| 58 | .remove = alt_pr_platform_remove, |
| 59 | .driver = { |
| 60 | .name = "alt_a10_pr_ip", |
| 61 | .of_match_table = alt_pr_of_match, |
| 62 | }, |
| 63 | }; |
| 64 | |
| 65 | module_platform_driver(alt_pr_platform_driver); |
| 66 | MODULE_AUTHOR("Matthew Gerlach <matthew.gerlach@linux.intel.com>"); |
| 67 | MODULE_DESCRIPTION("Altera Partial Reconfiguration IP Platform Driver"); |
| 68 | MODULE_LICENSE("GPL v2"); |