1 /******************************************************************************
3 * Copyright(c) 2013 Realtek Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 ******************************************************************************/
20 #include <drv_types.h>
21 #include <mach/wmt_iomux.h>
22 #include <linux/gpio.h>
24 extern void wmt_detect_sdio2(void);
25 extern void force_remove_sdio2(void);
27 int platform_wifi_power_on(void)
30 err = gpio_request(WMT_PIN_GP62_SUSGPIO1, "wifi_chip_en");
32 printk("request gpio for rtl8188eu failed!\n");
35 gpio_direction_output(WMT_PIN_GP62_SUSGPIO1, 0);/* pull sus_gpio1 to 0 to open vcc_wifi. */
36 printk("power on rtl8189.\n");
39 printk("[rtl8189es] %s: new card, power on.\n", __FUNCTION__);
43 void platform_wifi_power_off(void)
47 gpio_direction_output(WMT_PIN_GP62_SUSGPIO1, 1);/* pull sus_gpio1 to 1 to close vcc_wifi. */
48 printk("power off rtl8189.\n");
49 gpio_free(WMT_PIN_GP62_SUSGPIO1);
50 printk("[rtl8189es] %s: remove card, power off.\n", __FUNCTION__);