diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8723as/os_dep/linux/custom_gpio_linux.c')
| -rwxr-xr-x | drivers/net/wireless/rtlwifi/rtl8723as/os_dep/linux/custom_gpio_linux.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8723as/os_dep/linux/custom_gpio_linux.c b/drivers/net/wireless/rtlwifi/rtl8723as/os_dep/linux/custom_gpio_linux.c new file mode 100755 index 000000000000..eaf2e14e70c1 --- /dev/null +++ b/drivers/net/wireless/rtlwifi/rtl8723as/os_dep/linux/custom_gpio_linux.c @@ -0,0 +1,210 @@ +/****************************************************************************** + * Customer code to add GPIO control during WLAN start/stop + * + * Copyright(c) 2007 - 2011 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 "osdep_service.h" +#include "drv_types.h" +#include "custom_gpio.h" + +#ifdef CONFIG_PLATFORM_SPRD + +//gspi func & GPIO define +#include <mach/gpio.h>//0915 +#include <mach/board.h> + +#if !(defined ANDROID_2X) + +#ifdef CONFIG_RTL8188E +#include <mach/regulator.h> +#include <linux/regulator/consumer.h> +#endif // CONFIG_RTL8188E + +#ifndef GPIO_WIFI_POWER +#define GPIO_WIFI_POWER -1 +#endif // !GPIO_WIFI_POWER + +#ifndef GPIO_WIFI_RESET +#define GPIO_WIFI_RESET -1 +#endif // !GPIO_WIFI_RESET + +#ifndef GPIO_WIFI_PWDN +#define GPIO_WIFI_PWDN -1 +#endif // !GPIO_WIFI_RESET +#ifdef CONFIG_GSPI_HCI +extern unsigned int oob_irq; +#endif // CONFIG_GSPI_HCI + +#ifdef CONFIG_SDIO_HCI +extern int rtw_mp_mode; +#else // !CONFIG_SDIO_HCI +#endif // !CONFIG_SDIO_HCI + +int rtw_wifi_gpio_init(void) +{ +#ifdef CONFIG_GSPI_HCI + if (GPIO_WIFI_IRQ > 0) { + gpio_request(GPIO_WIFI_IRQ, "oob_irq"); + gpio_direction_input(GPIO_WIFI_IRQ); + + oob_irq = gpio_to_irq(GPIO_WIFI_IRQ); + + DBG_8192C("%s oob_irq:%d\n", __func__, oob_irq); + } +#endif + + if (GPIO_WIFI_RESET > 0) + gpio_request(GPIO_WIFI_RESET , "wifi_rst"); + + return 0; +} + +int rtw_wifi_gpio_deinit(void) +{ +#ifdef CONFIG_GSPI_HCI + if (GPIO_WIFI_IRQ > 0) { + gpio_free(GPIO_WIFI_IRQ); +#endif + if (GPIO_WIFI_RESET > 0) + gpio_free(GPIO_WIFI_RESET ); + + return 0; +} + +/* Customer function to control hw specific wlan gpios */ +void rtw_wifi_gpio_wlan_ctrl(int onoff) +{ + switch (onoff) { + case WLAN_PWDN_OFF: + DBG_8192C("%s: call customer specific GPIO(%d) to set wifi power down pin to 0\n", + __FUNCTION__, GPIO_WIFI_RESET); + + if (GPIO_WIFI_RESET > 0) + gpio_direction_output(GPIO_WIFI_RESET , 0); + break; + + case WLAN_PWDN_ON: + DBG_8192C("%s: callc customer specific GPIO(%d) to set wifi power down pin to 1\n", + __FUNCTION__, GPIO_WIFI_RESET); + + if (GPIO_WIFI_RESET > 0) + gpio_direction_output(GPIO_WIFI_RESET , 1); + break; + + case WLAN_POWER_OFF: + DBG_8192C("%s: call customer specific GPIO to turn off wifi power\n", + __FUNCTION__); + break; + case WLAN_POWER_ON: + DBG_8192C("%s: call customer specific GPIO to turn on wifi power\n", + __FUNCTION__); + break; + } +} +#else //ANDROID_2X +//gspi func & GPIO define +#include <mach/gpio.h>//0915 +#include <mach/board.h> +#ifdef CONFIG_RTL8188E +extern int sprd_3rdparty_gpio_wifi_power; +#endif +extern int sprd_3rdparty_gpio_wifi_pwd; +#ifdef CONFIG_RTL8723A +extern int sprd_3rdparty_gpio_bt_reset; +#endif + +int rtw_wifi_gpio_init(void) +{ +#ifdef CONFIG_RTL8723A + if (sprd_3rdparty_gpio_bt_reset > 0) + gpio_direction_output(sprd_3rdparty_gpio_bt_reset, 1); +#endif + + return 0; +} + +int rtw_wifi_gpio_deinit(void) +{ + return 0; +} + +/* Customer function to control hw specific wlan gpios */ +void rtw_wifi_gpio_wlan_ctrl(int onoff) +{ + switch (onoff) { + case WLAN_PWDN_OFF: + DBG_8192C("%s: call customer specific GPIO to set wifi power down pin to 0\n", + __FUNCTION__); + if (sprd_3rdparty_gpio_wifi_pwd > 0) + gpio_set_value(sprd_3rdparty_gpio_wifi_pwd, 0); + break; + + case WLAN_PWDN_ON: + DBG_8192C("%s: callc customer specific GPIO to set wifi power down pin to 1\n", + __FUNCTION__); + if (sprd_3rdparty_gpio_wifi_pwd > 0) + gpio_set_value(sprd_3rdparty_gpio_wifi_pwd, 1); + break; + + case WLAN_POWER_OFF: + DBG_8192C("%s: call customer specific GPIO to turn off wifi power\n", + __FUNCTION__); +#ifdef CONFIG_RTL8188E + if (sprd_3rdparty_gpio_wifi_power > 0) + gpio_set_value(sprd_3rdparty_gpio_wifi_power, 0); +#endif + break; + case WLAN_POWER_ON: + DBG_8192C("%s: call customer specific GPIO to turn on wifi power\n", + __FUNCTION__); +#ifdef CONFIG_RTL8188E + if (sprd_3rdparty_gpio_wifi_power > 0) + gpio_set_value(sprd_3rdparty_gpio_wifi_power, 1); +#endif + + case WLAN_BT_PWDN_OFF: + DBG_8192C("%s: call customer specific GPIO to set bt power down pin to 0\n", + __FUNCTION__); +#ifdef CONFIG_RTL8723A + if (sprd_3rdparty_gpio_bt_reset > 0) + gpio_set_value(sprd_3rdparty_gpio_bt_reset, 0); +#endif + break; + + case WLAN_BT_PWDN_ON: + DBG_8192C("%s: callc customer specific GPIO to set bt power down pin to 1\n", + __FUNCTION__); +#ifdef CONFIG_RTL8723A + if (sprd_3rdparty_gpio_bt_reset > 0) + gpio_set_value(sprd_3rdparty_gpio_bt_reset, 1); +#endif + break; + break; + } +} +#endif //ANDROID_2X +#else //CONFIG_PLATFORM_SPRD +int rtw_wifi_gpio_init(void) +{ + return 0; +} + +void rtw_wifi_gpio_wlan_ctrl(int onoff) +{ +} +#endif //CONFIG_PLATFORM_SPRD |