diff options
Diffstat (limited to 'drivers/fpga/ts73xx-fpga.c')
| -rw-r--r-- | drivers/fpga/ts73xx-fpga.c | 45 |
1 files changed, 6 insertions, 39 deletions
diff --git a/drivers/fpga/ts73xx-fpga.c b/drivers/fpga/ts73xx-fpga.c index dc22a5842609..4e1d2a4d3df4 100644 --- a/drivers/fpga/ts73xx-fpga.c +++ b/drivers/fpga/ts73xx-fpga.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Technologic Systems TS-73xx SBC FPGA loader * @@ -5,15 +6,6 @@ * * FPGA Manager Driver for the on-board Altera Cyclone II FPGA found on * TS-7300, heavily based on load_fpga.c in their vendor tree. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that 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. */ #include <linux/delay.h> @@ -40,11 +32,6 @@ struct ts73xx_fpga_priv { struct device *dev; }; -static enum fpga_mgr_states ts73xx_fpga_state(struct fpga_manager *mgr) -{ - return FPGA_MGR_STATE_UNKNOWN; -} - static int ts73xx_fpga_write_init(struct fpga_manager *mgr, struct fpga_image_info *info, const char *buf, size_t count) @@ -106,7 +93,6 @@ static int ts73xx_fpga_write_complete(struct fpga_manager *mgr, } static const struct fpga_manager_ops ts73xx_fpga_ops = { - .state = ts73xx_fpga_state, .write_init = ts73xx_fpga_write_init, .write = ts73xx_fpga_write, .write_complete = ts73xx_fpga_write_complete, @@ -117,7 +103,6 @@ static int ts73xx_fpga_probe(struct platform_device *pdev) struct device *kdev = &pdev->dev; struct ts73xx_fpga_priv *priv; struct fpga_manager *mgr; - struct resource *res; priv = devm_kzalloc(kdev, sizeof(*priv), GFP_KERNEL); if (!priv) @@ -125,30 +110,13 @@ static int ts73xx_fpga_probe(struct platform_device *pdev) priv->dev = kdev; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->io_base = devm_ioremap_resource(kdev, res); - if (IS_ERR(priv->io_base)) { - dev_err(kdev, "unable to remap registers\n"); + priv->io_base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(priv->io_base)) return PTR_ERR(priv->io_base); - } - - mgr = devm_fpga_mgr_create(kdev, "TS-73xx FPGA Manager", - &ts73xx_fpga_ops, priv); - if (!mgr) - return -ENOMEM; - platform_set_drvdata(pdev, mgr); - - return fpga_mgr_register(mgr); -} - -static int ts73xx_fpga_remove(struct platform_device *pdev) -{ - struct fpga_manager *mgr = platform_get_drvdata(pdev); - - fpga_mgr_unregister(mgr); - - return 0; + mgr = devm_fpga_mgr_register(kdev, "TS-73xx FPGA Manager", + &ts73xx_fpga_ops, priv); + return PTR_ERR_OR_ZERO(mgr); } static struct platform_driver ts73xx_fpga_driver = { @@ -156,7 +124,6 @@ static struct platform_driver ts73xx_fpga_driver = { .name = "ts73xx-fpga-mgr", }, .probe = ts73xx_fpga_probe, - .remove = ts73xx_fpga_remove, }; module_platform_driver(ts73xx_fpga_driver); |