1473f01f7SAlan Tull // SPDX-License-Identifier: GPL-2.0 25b73cb5bSMatthew Gerlach /* 35b73cb5bSMatthew Gerlach * Driver for Altera Partial Reconfiguration IP Core 45b73cb5bSMatthew Gerlach * 55b73cb5bSMatthew Gerlach * Copyright (C) 2016-2017 Intel Corporation 65b73cb5bSMatthew Gerlach * 75b73cb5bSMatthew Gerlach * Based on socfpga-a10.c Copyright (C) 2015-2016 Altera Corporation 85b73cb5bSMatthew Gerlach * by Alan Tull <atull@opensource.altera.com> 95b73cb5bSMatthew Gerlach */ 105b73cb5bSMatthew Gerlach #include <linux/fpga/altera-pr-ip-core.h> 115b73cb5bSMatthew Gerlach #include <linux/module.h> 125b73cb5bSMatthew Gerlach #include <linux/of_device.h> 135b73cb5bSMatthew Gerlach 145b73cb5bSMatthew Gerlach static int alt_pr_platform_probe(struct platform_device *pdev) 155b73cb5bSMatthew Gerlach { 165b73cb5bSMatthew Gerlach struct device *dev = &pdev->dev; 175b73cb5bSMatthew Gerlach void __iomem *reg_base; 185b73cb5bSMatthew Gerlach struct resource *res; 195b73cb5bSMatthew Gerlach 205b73cb5bSMatthew Gerlach /* First mmio base is for register access */ 215b73cb5bSMatthew Gerlach res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 225b73cb5bSMatthew Gerlach 235b73cb5bSMatthew Gerlach reg_base = devm_ioremap_resource(dev, res); 245b73cb5bSMatthew Gerlach 255b73cb5bSMatthew Gerlach if (IS_ERR(reg_base)) 265b73cb5bSMatthew Gerlach return PTR_ERR(reg_base); 275b73cb5bSMatthew Gerlach 285b73cb5bSMatthew Gerlach return alt_pr_register(dev, reg_base); 295b73cb5bSMatthew Gerlach } 305b73cb5bSMatthew Gerlach 315b73cb5bSMatthew Gerlach static int alt_pr_platform_remove(struct platform_device *pdev) 325b73cb5bSMatthew Gerlach { 335b73cb5bSMatthew Gerlach struct device *dev = &pdev->dev; 345b73cb5bSMatthew Gerlach 355b73cb5bSMatthew Gerlach return alt_pr_unregister(dev); 365b73cb5bSMatthew Gerlach } 375b73cb5bSMatthew Gerlach 385b73cb5bSMatthew Gerlach static const struct of_device_id alt_pr_of_match[] = { 395b73cb5bSMatthew Gerlach { .compatible = "altr,a10-pr-ip", }, 405b73cb5bSMatthew Gerlach {}, 415b73cb5bSMatthew Gerlach }; 425b73cb5bSMatthew Gerlach 435b73cb5bSMatthew Gerlach MODULE_DEVICE_TABLE(of, alt_pr_of_match); 445b73cb5bSMatthew Gerlach 455b73cb5bSMatthew Gerlach static struct platform_driver alt_pr_platform_driver = { 465b73cb5bSMatthew Gerlach .probe = alt_pr_platform_probe, 475b73cb5bSMatthew Gerlach .remove = alt_pr_platform_remove, 485b73cb5bSMatthew Gerlach .driver = { 495b73cb5bSMatthew Gerlach .name = "alt_a10_pr_ip", 505b73cb5bSMatthew Gerlach .of_match_table = alt_pr_of_match, 515b73cb5bSMatthew Gerlach }, 525b73cb5bSMatthew Gerlach }; 535b73cb5bSMatthew Gerlach 545b73cb5bSMatthew Gerlach module_platform_driver(alt_pr_platform_driver); 555b73cb5bSMatthew Gerlach MODULE_AUTHOR("Matthew Gerlach <matthew.gerlach@linux.intel.com>"); 565b73cb5bSMatthew Gerlach MODULE_DESCRIPTION("Altera Partial Reconfiguration IP Platform Driver"); 575b73cb5bSMatthew Gerlach MODULE_LICENSE("GPL v2"); 58