mirror of
https://github.com/rtlduino/RTL8710AF_GCC.git
synced 2024-11-25 18:44:14 +00:00
149 lines
4 KiB
C
149 lines
4 KiB
C
#include <PinNames.h>
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#include <pinmap.h>
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#include <gpio_api.h>
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#include <wifi_wowlan.h>
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#include <freertos_pmu.h>
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#include <wifi_conf.h>
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#define CONFIG_WOWLAN_DEV_NT96658 //build for Nova NT96658
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//#define CONFIG_WOWLAN_DEV_OV788 //build for OmniVision OV788
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#if defined(CONFIG_WOWLAN_DEV_NT96658) && defined(CONFIG_WOWLAN_DEV_OV788)
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#error "CONFIG_WOWLAN_DEV_NT96658 and CONFIG_WOWLAN_DEV_OV788 are mutually exclusive. "
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#endif
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#ifdef CONFIG_WOWLAN_DEV_NT96658
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#define WOW_WIFI_IN_PIN PE_4 //JTAG pin, so JTAG must be disable before using this pin as wakeup pin
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#define WOW_TRIGGER_INTERVAL 500
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#elif defined(CONFIG_WOWLAN_DEV_OV788)
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#define WOW_WIFI_IN_PIN PD_5
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#define WOW_WLAN_ON_PIN PB_3
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#define WOW_TRIGGER_INTERVAL 200
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#else
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#error "Either CONFIG_WOWLAN_DEV_NT96658 or CONFIG_WOWLAN_DEV_OV788 should be defined, but not both. "
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#endif
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//pin assignment for SDIO, default pull high
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#define SD_D2 PA_0
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#define SD_D3 PA_1
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#define SD_CMD PA_2
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#define SD_CLK PA_3
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#define SD_D0 PA_4
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#define SD_D1 PA_5
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#define SD_CD PA_6
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gpio_t wow_gpio_wifi_in; //WOWLAN WAKEUP TRIGGER PORT
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gpio_t wow_gpio_wlan_on; //RECORD WOWLAN STATUS: 1:OFF, 0:ON
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int dev_wowlan_init(void){
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WOWLAN_PRINTK("WOWLAN: device init!");
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#ifdef CONFIG_WOWLAN_DEV_OV788
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// Initial WLAN_ON pin
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gpio_init(&wow_gpio_wlan_on, WOW_WLAN_ON_PIN);
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gpio_dir(&wow_gpio_wlan_on, PIN_OUTPUT);
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gpio_mode(&wow_gpio_wlan_on, PullNone);
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gpio_write(&wow_gpio_wlan_on, 1);
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#endif
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return 0;
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}
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int dev_wowlan_enable(void){
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WOWLAN_PRINTK("WOWLAN: device enable!");
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// Init WIFI_IN pin (wakeup pin)
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gpio_init(&wow_gpio_wifi_in, WOW_WIFI_IN_PIN);
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gpio_dir(&wow_gpio_wifi_in, PIN_OUTPUT);
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gpio_mode(&wow_gpio_wifi_in, PullNone);
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gpio_write(&wow_gpio_wifi_in, 0);
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#ifdef CONFIG_WOWLAN_DEV_OV788
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gpio_write(&wow_gpio_wlan_on, 0);
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#endif
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#if CONFIG_WLAN
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wifi_set_power_mode(0xff, 1);
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#endif
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return 0;
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}
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int dev_wowlan_wakeup_process(void){
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WOWLAN_PRINTK("WOWLAN: device wake up!");
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#if defined(CONFIG_WOWLAN_DEV_NT96658) || defined(CONFIG_WOWLAN_DEV_OV788)
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#if defined(configUSE_WAKELOCK_PMU) && (configUSE_WAKELOCK_PMU == 1)
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//acquire wakelock to keep system awake
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acquire_wakelock(WAKELOCK_SDIO_DEVICE);
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#endif
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#endif
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#ifdef CONFIG_WOWLAN_DEV_OV788
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//record wowlan status
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gpio_write(&wow_gpio_wlan_on, 1);
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#endif
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#if defined(CONFIG_WOWLAN_DEV_NT96658)
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//restore SDIO pin status for bus communication
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pin_mode(SD_D0, PullUp);
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pin_mode(SD_D1, PullUp);
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pin_mode(SD_D2, PullUp);
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pin_mode(SD_D3, PullUp);
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pin_mode(SD_CMD, PullUp);
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pin_mode(SD_CLK, PullDown);
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#endif
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//send signal to awake host
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gpio_write(&wow_gpio_wifi_in, 0);
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wowlan_mdelay_os(WOW_TRIGGER_INTERVAL);
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gpio_write(&wow_gpio_wifi_in, 1);
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wowlan_mdelay_os(WOW_TRIGGER_INTERVAL);
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gpio_write(&wow_gpio_wifi_in, 0);
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wowlan_mdelay_os(WOW_TRIGGER_INTERVAL);
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return 0;
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}
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int dev_wowlan_sleep_process(void){
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#if defined(CONFIG_WOWLAN_DEV_NT96658)
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//pull control for SDIO pin only when host is already power off
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if(rtw_wowlan_is_enabled() && (rtw_wowlan_get_wk_reason() == 0)){
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WOWLAN_PRINTK("pull control");
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//configure SDIO pin status for avoiding current leakage
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pin_mode(SD_D0, PullNone);
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pin_mode(SD_D1, PullNone);
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pin_mode(SD_D2, PullNone);
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pin_mode(SD_D3, PullNone);
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pin_mode(SD_CMD, PullNone);
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pin_mode(SD_CLK, PullNone);
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}
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#endif
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return 0;
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}
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int dev_wowlan_disable(void){
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WOWLAN_PRINTK("WOWLAN: device disable!");
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#if CONFIG_WLAN
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wifi_set_power_mode(0xff, 0);
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#endif
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#ifdef CONFIG_WOWLAN_DEV_OV788
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gpio_write(&wow_gpio_wlan_on, 1);
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#endif
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return 0;
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}
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void dev_wowlan_ops_init(void *dev_ops){
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struct rtw_wowlan_ops *ops = (struct rtw_wowlan_ops *)dev_ops;
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WOWLAN_PRINTK("WOWLAN: device ops init!");
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ops->DevWowlanInit = dev_wowlan_init;
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ops->DevWowlanEnable = dev_wowlan_enable;
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ops->DevWowlanDisable = dev_wowlan_disable;
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ops->DevWowlanWakeUp = dev_wowlan_wakeup_process;
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ops->DevWowlanSleep = dev_wowlan_sleep_process;
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}
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