--- /dev/null
+/******************************************************************************
+ * 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 "drv_types.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);
+
+ RTW_INFO("%s oob_irq:%d\n", __func__, oob_irq);
+ }
+#endif
+ if (GPIO_WIFI_RESET > 0)
+ gpio_request(GPIO_WIFI_RESET , "wifi_rst");
+ if (GPIO_WIFI_POWER > 0)
+ gpio_request(GPIO_WIFI_POWER, "wifi_power");
+
+#ifdef CONFIG_SDIO_HCI
+#if (defined(CONFIG_RTL8723B)) && (MP_DRIVER == 1)
+ if (rtw_mp_mode == 1) {
+ RTW_INFO("%s GPIO_BT_RESET pin special for mp_test\n", __func__);
+ if (GPIO_BT_RESET > 0)
+ gpio_request(GPIO_BT_RESET , "bt_rst");
+ }
+#endif
+#endif
+ 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);
+ if (GPIO_WIFI_POWER > 0)
+ gpio_free(GPIO_WIFI_POWER);
+
+#ifdef CONFIG_SDIO_HCI
+#if (defined(CONFIG_RTL8723B)) && (MP_DRIVER == 1)
+ if (rtw_mp_mode == 1) {
+ RTW_INFO("%s GPIO_BT_RESET pin special for mp_test\n", __func__);
+ if (GPIO_BT_RESET > 0)
+ gpio_free(GPIO_BT_RESET);
+ }
+#endif
+#endif
+ return 0;
+}
+
+/* Customer function to control hw specific wlan gpios */
+void rtw_wifi_gpio_wlan_ctrl(int onoff)
+{
+ switch (onoff) {
+ case WLAN_PWDN_OFF:
+ RTW_INFO("%s: call customer specific GPIO(%d) to set wifi power down pin to 0\n",
+ __FUNCTION__, GPIO_WIFI_RESET);
+
+#ifndef CONFIG_DONT_BUS_SCAN
+ if (GPIO_WIFI_RESET > 0)
+ gpio_direction_output(GPIO_WIFI_RESET , 0);
+#endif
+ break;
+
+ case WLAN_PWDN_ON:
+ RTW_INFO("%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:
+ break;
+
+ case WLAN_POWER_ON:
+ break;
+#ifdef CONFIG_SDIO_HCI
+#if (defined(CONFIG_RTL8723B)) && (MP_DRIVER == 1)
+ case WLAN_BT_PWDN_OFF:
+ if (rtw_mp_mode == 1) {
+ RTW_INFO("%s: call customer specific GPIO to set wifi power down pin to 0\n",
+ __FUNCTION__);
+ if (GPIO_BT_RESET > 0)
+ gpio_direction_output(GPIO_BT_RESET , 0);
+ }
+ break;
+
+ case WLAN_BT_PWDN_ON:
+ if (rtw_mp_mode == 1) {
+ RTW_INFO("%s: callc customer specific GPIO to set wifi power down pin to 1 %x\n",
+ __FUNCTION__, GPIO_BT_RESET);
+
+ if (GPIO_BT_RESET > 0)
+ gpio_direction_output(GPIO_BT_RESET , 1);
+ }
+ break;
+#endif
+#endif
+ }
+}
+
+#else /* ANDROID_2X */
+
+#include <mach/ldo.h>
+
+#ifdef CONFIG_RTL8188E
+ extern int sprd_3rdparty_gpio_wifi_power;
+#endif
+extern int sprd_3rdparty_gpio_wifi_pwd;
+#if defined(CONFIG_RTL8723B)
+ extern int sprd_3rdparty_gpio_bt_reset;
+#endif
+
+int rtw_wifi_gpio_init(void)
+{
+#if defined(CONFIG_RTL8723B)
+ 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:
+ RTW_INFO("%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);
+
+ if (sprd_3rdparty_gpio_wifi_pwd == 60) {
+ RTW_INFO("%s: turn off VSIM2 2.8V\n", __func__);
+ LDO_TurnOffLDO(LDO_LDO_SIM2);
+ }
+ break;
+
+ case WLAN_PWDN_ON:
+ RTW_INFO("%s: callc customer specific GPIO to set wifi power down pin to 1\n",
+ __FUNCTION__);
+ if (sprd_3rdparty_gpio_wifi_pwd == 60) {
+ RTW_INFO("%s: turn on VSIM2 2.8V\n", __func__);
+ LDO_SetVoltLevel(LDO_LDO_SIM2, LDO_VOLT_LEVEL0);
+ LDO_TurnOnLDO(LDO_LDO_SIM2);
+ }
+ if (sprd_3rdparty_gpio_wifi_pwd > 0)
+ gpio_set_value(sprd_3rdparty_gpio_wifi_pwd, 1);
+ break;
+
+ case WLAN_POWER_OFF:
+#ifdef CONFIG_RTL8188E
+#ifdef CONFIG_WIF1_LDO
+ RTW_INFO("%s: turn off VDD-WIFI0 1.2V\n", __FUNCTION__);
+ LDO_TurnOffLDO(LDO_LDO_WIF1);
+#endif /* CONFIG_WIF1_LDO */
+
+ RTW_INFO("%s: turn off VDD-WIFI0 3.3V\n", __FUNCTION__);
+ LDO_TurnOffLDO(LDO_LDO_WIF0);
+
+ RTW_INFO("%s: call customer specific GPIO(%d) to turn off wifi power\n",
+ __FUNCTION__, sprd_3rdparty_gpio_wifi_power);
+ if (sprd_3rdparty_gpio_wifi_power != 65535)
+ gpio_set_value(sprd_3rdparty_gpio_wifi_power, 0);
+#endif
+ break;
+
+ case WLAN_POWER_ON:
+#ifdef CONFIG_RTL8188E
+ RTW_INFO("%s: call customer specific GPIO(%d) to turn on wifi power\n",
+ __FUNCTION__, sprd_3rdparty_gpio_wifi_power);
+ if (sprd_3rdparty_gpio_wifi_power != 65535)
+ gpio_set_value(sprd_3rdparty_gpio_wifi_power, 1);
+
+ RTW_INFO("%s: turn on VDD-WIFI0 3.3V\n", __FUNCTION__);
+ LDO_TurnOnLDO(LDO_LDO_WIF0);
+ LDO_SetVoltLevel(LDO_LDO_WIF0, LDO_VOLT_LEVEL1);
+
+#ifdef CONFIG_WIF1_LDO
+ RTW_INFO("%s: turn on VDD-WIFI1 1.2V\n", __func__);
+ LDO_TurnOnLDO(LDO_LDO_WIF1);
+ LDO_SetVoltLevel(LDO_LDO_WIF1, LDO_VOLT_LEVEL3);
+#endif /* CONFIG_WIF1_LDO */
+#endif
+ break;
+
+ case WLAN_BT_PWDN_OFF:
+ RTW_INFO("%s: call customer specific GPIO to set bt power down pin to 0\n",
+ __FUNCTION__);
+#if defined(CONFIG_RTL8723B)
+ if (sprd_3rdparty_gpio_bt_reset > 0)
+ gpio_set_value(sprd_3rdparty_gpio_bt_reset, 0);
+#endif
+ break;
+
+ case WLAN_BT_PWDN_ON:
+ RTW_INFO("%s: callc customer specific GPIO to set bt power down pin to 1\n",
+ __FUNCTION__);
+#if defined(CONFIG_RTL8723B)
+ if (sprd_3rdparty_gpio_bt_reset > 0)
+ gpio_set_value(sprd_3rdparty_gpio_bt_reset, 1);
+#endif
+ break;
+ }
+}
+#endif /* ANDROID_2X */
+
+#elif defined(CONFIG_PLATFORM_ARM_RK3066)
+#include <mach/iomux.h>
+
+#define GPIO_WIFI_IRQ RK30_PIN2_PC2
+extern unsigned int oob_irq;
+int rtw_wifi_gpio_init(void)
+{
+#ifdef CONFIG_GSPI_HCI
+ if (GPIO_WIFI_IRQ > 0) {
+ rk30_mux_api_set(GPIO2C2_LCDC1DATA18_SMCBLSN1_HSADCDATA5_NAME, GPIO2C_GPIO2C2);/* jacky_test */
+ gpio_request(GPIO_WIFI_IRQ, "oob_irq");
+ gpio_direction_input(GPIO_WIFI_IRQ);
+
+ oob_irq = gpio_to_irq(GPIO_WIFI_IRQ);
+
+ RTW_INFO("%s oob_irq:%d\n", __func__, oob_irq);
+ }
+#endif
+ return 0;
+}
+
+
+int rtw_wifi_gpio_deinit(void)
+{
+#ifdef CONFIG_GSPI_HCI
+ if (GPIO_WIFI_IRQ > 0)
+ gpio_free(GPIO_WIFI_IRQ);
+#endif
+ return 0;
+}
+
+void rtw_wifi_gpio_wlan_ctrl(int onoff)
+{
+}
+
+#ifdef CONFIG_GPIO_API
+/* this is a demo for extending GPIO pin[7] as interrupt mode */
+struct net_device *rtl_net;
+extern int rtw_register_gpio_interrupt(struct net_device *netdev, int gpio_num, void(*callback)(u8 level));
+extern int rtw_disable_gpio_interrupt(struct net_device *netdev, int gpio_num);
+void gpio_int(u8 is_high)
+{
+ RTW_INFO("%s level=%d\n", __func__, is_high);
+}
+int register_net_gpio_init(void)
+{
+ rtl_net = dev_get_by_name(&init_net, "wlan0");
+ if (!rtl_net) {
+ RTW_PRINT("rtl_net init fail!\n");
+ return -1;
+ }
+ return rtw_register_gpio_interrupt(rtl_net, 7, gpio_int);
+}
+int unregister_net_gpio_init(void)
+{
+ rtl_net = dev_get_by_name(&init_net, "wlan0");
+ if (!rtl_net) {
+ RTW_PRINT("rtl_net init fail!\n");
+ return -1;
+ }
+ return rtw_disable_gpio_interrupt(rtl_net, 7);
+}
+#endif
+
+#else
+
+int rtw_wifi_gpio_init(void)
+{
+ return 0;
+}
+
+void rtw_wifi_gpio_wlan_ctrl(int onoff)
+{
+}
+#endif /* CONFIG_PLATFORM_SPRD */
projects / firefly-linux-kernel-4.4.55.git / blobdiff