wangmengyang 8de9149b11 component/bt: bugfix of bluetooth modem sleep not being able to work with Dynamic Frequency Scaling ... 1. start an esp_timer on entering sleep to acquire pm_lock before wake up from modem sleep 2. decrease the clock division of XTAL fed to bluetooth low power clock from 32us to 2us period to allow to work under 240MHz Max CPU frequency 3. decrease the minimum sleep duration threshold to allow shorter bluetooth modem sleep period, especially for BLE with short connection interval 4. reconfigure bluetooth baseband(BT-BB) settings after PHY/RF init upon waking up from modem sleep to avoid packet RX/TX performance degradation		2018-12-14 14:56:29 +08:00
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bt.h	component/btdm : change bt.h name to esp_bt.h to form the name prefix	2017-12-08 10:33:50 +08:00
esp_bt.h	component/bt: bugfix of bluetooth modem sleep not being able to work with Dynamic Frequency Scaling	2018-12-14 14:56:29 +08:00