diff options
Diffstat (limited to 'drivers/fpga/altera-freeze-bridge.c')
| -rw-r--r-- | drivers/fpga/altera-freeze-bridge.c | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/drivers/fpga/altera-freeze-bridge.c b/drivers/fpga/altera-freeze-bridge.c index 6159cfcf78a2..594693ff786e 100644 --- a/drivers/fpga/altera-freeze-bridge.c +++ b/drivers/fpga/altera-freeze-bridge.c @@ -1,25 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0 /* * FPGA Freeze Bridge Controller * * Copyright (C) 2016 Altera Corporation. All rights reserved. - * - * 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/delay.h> #include <linux/io.h> #include <linux/kernel.h> -#include <linux/of_device.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> +#include <linux/platform_device.h> #include <linux/fpga/fpga-bridge.h> #define FREEZE_CSR_STATUS_OFFSET 0 @@ -221,14 +211,13 @@ static int altera_freeze_br_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; void __iomem *base_addr; struct altera_freeze_br_data *priv; - struct resource *res; + struct fpga_bridge *br; u32 status, revision; if (!np) return -ENODEV; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - base_addr = devm_ioremap_resource(dev, res); + base_addr = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base_addr)) return PTR_ERR(base_addr); @@ -254,15 +243,21 @@ static int altera_freeze_br_probe(struct platform_device *pdev) priv->base_addr = base_addr; - return fpga_bridge_register(dev, FREEZE_BRIDGE_NAME, - &altera_freeze_br_br_ops, priv); + br = fpga_bridge_register(dev, FREEZE_BRIDGE_NAME, + &altera_freeze_br_br_ops, priv); + if (IS_ERR(br)) + return PTR_ERR(br); + + platform_set_drvdata(pdev, br); + + return 0; } -static int altera_freeze_br_remove(struct platform_device *pdev) +static void altera_freeze_br_remove(struct platform_device *pdev) { - fpga_bridge_unregister(&pdev->dev); + struct fpga_bridge *br = platform_get_drvdata(pdev); - return 0; + fpga_bridge_unregister(br); } static struct platform_driver altera_freeze_br_driver = { @@ -270,7 +265,7 @@ static struct platform_driver altera_freeze_br_driver = { .remove = altera_freeze_br_remove, .driver = { .name = "altera_freeze_br", - .of_match_table = of_match_ptr(altera_freeze_br_of_match), + .of_match_table = altera_freeze_br_of_match, }, }; |