2019-11-09 10:12:08 +00:00
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/******************************************************************************
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*
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* Copyright(c) 2013 - 2017 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*****************************************************************************/
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#include <drv_types.h>
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extern void sdhci_bus_scan(void);
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#ifndef ANDROID_2X
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extern int sdhci_device_attached(void);
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#endif
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/*
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* Return:
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* 0: power on successfully
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* others: power on failed
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*/
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int platform_wifi_power_on(void)
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{
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int ret = 0;
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#ifdef CONFIG_RTL8188E
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rtw_wifi_gpio_wlan_ctrl(WLAN_POWER_ON);
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#endif /* CONFIG_RTL8188E */
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/* Pull up pwd pin, make wifi leave power down mode. */
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rtw_wifi_gpio_init();
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rtw_wifi_gpio_wlan_ctrl(WLAN_PWDN_ON);
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#if (MP_DRIVER == 1) && (defined(CONFIG_RTL8723A) || defined(CONFIG_RTL8723B))
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/* Pull up BT reset pin. */
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rtw_wifi_gpio_wlan_ctrl(WLAN_BT_PWDN_ON);
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#endif
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rtw_mdelay_os(5);
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sdhci_bus_scan();
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#ifdef CONFIG_RTL8723B
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/* YJ,test,130305 */
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rtw_mdelay_os(1000);
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#endif
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#ifdef ANDROID_2X
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rtw_mdelay_os(200);
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#else /* !ANDROID_2X */
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if (1) {
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int i = 0;
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for (i = 0; i <= 50; i++) {
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msleep(10);
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if (sdhci_device_attached())
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break;
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printk("%s delay times:%d\n", __func__, i);
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}
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}
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#endif /* !ANDROID_2X */
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return ret;
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}
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void platform_wifi_power_off(void)
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{
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/* Pull down pwd pin, make wifi enter power down mode. */
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rtw_wifi_gpio_wlan_ctrl(WLAN_PWDN_OFF);
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rtw_mdelay_os(5);
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rtw_wifi_gpio_deinit();
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#ifdef CONFIG_RTL8188E
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rtw_wifi_gpio_wlan_ctrl(WLAN_POWER_OFF);
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#endif /* CONFIG_RTL8188E */
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#ifdef CONFIG_WOWLAN
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if (mmc_host)
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mmc_host->pm_flags &= ~MMC_PM_KEEP_POWER;
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#endif /* CONFIG_WOWLAN */
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}
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