diff options
Diffstat (limited to 'drivers/net/wireless/ti/wl1251/sdio.c')
| -rw-r--r-- | drivers/net/wireless/ti/wl1251/sdio.c | 78 |
1 files changed, 16 insertions, 62 deletions
diff --git a/drivers/net/wireless/ti/wl1251/sdio.c b/drivers/net/wireless/ti/wl1251/sdio.c index e2b3d9c541e8..b45050243129 100644 --- a/drivers/net/wireless/ti/wl1251/sdio.c +++ b/drivers/net/wireless/ti/wl1251/sdio.c @@ -1,20 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * wl12xx SDIO routines * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * * Copyright (C) 2005 Texas Instruments Incorporated * Copyright (C) 2008 Google Inc * Copyright (C) 2009 Bob Copeland (me@bobcopeland.com) @@ -25,20 +12,13 @@ #include <linux/mmc/sdio_func.h> #include <linux/mmc/sdio_ids.h> #include <linux/platform_device.h> -#include <linux/wl12xx.h> #include <linux/irq.h> #include <linux/pm_runtime.h> +#include <linux/of.h> +#include <linux/of_irq.h> #include "wl1251.h" -#ifndef SDIO_VENDOR_ID_TI -#define SDIO_VENDOR_ID_TI 0x104c -#endif - -#ifndef SDIO_DEVICE_ID_TI_WL1251 -#define SDIO_DEVICE_ID_TI_WL1251 0x9066 -#endif - struct wl1251_sdio { struct sdio_func *func; u32 elp_val; @@ -61,7 +41,7 @@ static void wl1251_sdio_interrupt(struct sdio_func *func) } static const struct sdio_device_id wl1251_devices[] = { - { SDIO_DEVICE(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1251) }, + { SDIO_DEVICE(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251) }, {} }; MODULE_DEVICE_TABLE(sdio, wl1251_devices); @@ -177,14 +157,6 @@ static int wl1251_sdio_set_power(struct wl1251 *wl, bool enable) int ret; if (enable) { - /* - * Power is controlled by runtime PM, but we still call board - * callback in case it wants to do any additional setup, - * for example enabling clock buffer for the module. - */ - if (wl->set_power) - wl->set_power(true); - ret = pm_runtime_get_sync(&func->dev); if (ret < 0) { pm_runtime_put_sync(&func->dev); @@ -202,9 +174,6 @@ static int wl1251_sdio_set_power(struct wl1251 *wl, bool enable) ret = pm_runtime_put_sync(&func->dev); if (ret < 0) goto out; - - if (wl->set_power) - wl->set_power(false); } out: @@ -227,7 +196,7 @@ static int wl1251_sdio_probe(struct sdio_func *func, struct wl1251 *wl; struct ieee80211_hw *hw; struct wl1251_sdio *wl_sdio; - const struct wl12xx_platform_data *wl12xx_board_data; + struct device_node *np = func->dev.of_node; hw = wl1251_alloc_hw(); if (IS_ERR(hw)) @@ -254,16 +223,18 @@ static int wl1251_sdio_probe(struct sdio_func *func, wl->if_priv = wl_sdio; wl->if_ops = &wl1251_sdio_ops; - wl12xx_board_data = wl12xx_get_platform_data(); - if (!IS_ERR(wl12xx_board_data)) { - wl->set_power = wl12xx_board_data->set_power; - wl->irq = wl12xx_board_data->irq; - wl->use_eeprom = wl12xx_board_data->use_eeprom; + if (np) { + wl->use_eeprom = of_property_read_bool(np, "ti,wl1251-has-eeprom"); + wl->irq = of_irq_get(np, 0); + if (wl->irq == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto disable; + } } if (wl->irq) { - irq_set_status_flags(wl->irq, IRQ_NOAUTOEN); - ret = request_irq(wl->irq, wl1251_line_irq, 0, "wl1251", wl); + ret = request_irq(wl->irq, wl1251_line_irq, IRQF_NO_AUTOEN, + "wl1251", wl); if (ret < 0) { wl1251_error("request_irq() failed: %d", ret); goto disable; @@ -352,25 +323,8 @@ static struct sdio_driver wl1251_sdio_driver = { .remove = wl1251_sdio_remove, .drv.pm = &wl1251_sdio_pm_ops, }; +module_sdio_driver(wl1251_sdio_driver); -static int __init wl1251_sdio_init(void) -{ - int err; - - err = sdio_register_driver(&wl1251_sdio_driver); - if (err) - wl1251_error("failed to register sdio driver: %d", err); - return err; -} - -static void __exit wl1251_sdio_exit(void) -{ - sdio_unregister_driver(&wl1251_sdio_driver); - wl1251_notice("unloaded"); -} - -module_init(wl1251_sdio_init); -module_exit(wl1251_sdio_exit); - +MODULE_DESCRIPTION("TI WL1251 SDIO helpers"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Kalle Valo <kvalo@adurom.com>"); |