net: wireless: rockchip: add rtl8822be pcie wifi driver

[firefly-linux-kernel-4.4.55.git] / drivers / net / wireless / rockchip_wlan / rtl8822be / platform / platform_sprd_sdio.c

diff --git a/drivers/net/wireless/rockchip_wlan/rtl8822be/platform/platform_sprd_sdio.c b/drivers/net/wireless/rockchip_wlan/rtl8822be/platform/platform_sprd_sdio.c
new file mode 100644 (file)
index 0000000..05fd123
--- /dev/null
+++ b/drivers/net/wireless/rockchip_wlan/rtl8822be/platform/platform_sprd_sdio.c
@@ -0,0 +1,89 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2013 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License 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 Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#include <drv_types.h>
+
+extern void sdhci_bus_scan(void);
+#ifndef ANDROID_2X
+       extern int sdhci_device_attached(void);
+#endif
+
+/*
+ * Return:
+ *     0:      power on successfully
+ *     others: power on failed
+ */
+int platform_wifi_power_on(void)
+{
+       int ret = 0;
+
+
+#ifdef CONFIG_RTL8188E
+       rtw_wifi_gpio_wlan_ctrl(WLAN_POWER_ON);
+#endif /* CONFIG_RTL8188E */
+
+       /* Pull up pwd pin, make wifi leave power down mode. */
+       rtw_wifi_gpio_init();
+       rtw_wifi_gpio_wlan_ctrl(WLAN_PWDN_ON);
+
+#if (MP_DRIVER == 1) && (defined(CONFIG_RTL8723A) || defined(CONFIG_RTL8723B))
+       /* Pull up BT reset pin. */
+       rtw_wifi_gpio_wlan_ctrl(WLAN_BT_PWDN_ON);
+#endif
+       rtw_mdelay_os(5);
+
+       sdhci_bus_scan();
+#ifdef CONFIG_RTL8723B
+       /* YJ,test,130305 */
+       rtw_mdelay_os(1000);
+#endif
+#ifdef ANDROID_2X
+       rtw_mdelay_os(200);
+#else /* !ANDROID_2X */
+       if (1) {
+               int i = 0;
+
+               for (i = 0; i <= 50; i++) {
+                       msleep(10);
+                       if (sdhci_device_attached())
+                               break;
+                       printk("%s delay times:%d\n", __func__, i);
+               }
+       }
+#endif /* !ANDROID_2X */
+
+       return ret;
+}
+
+void platform_wifi_power_off(void)
+{
+       /* Pull down pwd pin, make wifi enter power down mode. */
+       rtw_wifi_gpio_wlan_ctrl(WLAN_PWDN_OFF);
+       rtw_mdelay_os(5);
+       rtw_wifi_gpio_deinit();
+
+#ifdef CONFIG_RTL8188E
+       rtw_wifi_gpio_wlan_ctrl(WLAN_POWER_OFF);
+#endif /* CONFIG_RTL8188E */
+
+#ifdef CONFIG_WOWLAN
+       if (mmc_host)
+               mmc_host->pm_flags &= ~MMC_PM_KEEP_POWER;
+#endif /* CONFIG_WOWLAN */
+}