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feat(ble): Support using 32k oscillator as Bluetooth sleep clock

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xiongweichao 2024-08-28 10:35:22 +08:00 committed by Xiong Wei Chao
parent 453850eff2
commit ff83d87bce
2 changed files with 6 additions and 6 deletions
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6
components/bt/controller/esp32/Kconfig.in
View File

@ -300,10 +300,10 @@ menu "MODEM SLEEP Options"
the bluetooth low power clock source.
config BTDM_CTRL_LPCLK_SEL_EXT_32K_XTAL
bool "External 32kHz crystal"
depends on RTC_CLK_SRC_EXT_CRYS
bool "External 32kHz crystal/oscillator"
depends on RTC_CLK_SRC_EXT_CRYS || RTC_CLK_SRC_EXT_OSC
help
External 32kHz crystal has a nominal frequency of 32.768kHz and provides good frequency
External 32kHz crystal/oscillator has a nominal frequency of 32.768kHz and provides good frequency
stability. If used as Bluetooth low power clock, External 32kHz can support Bluetooth
modem sleep to be used with both DFS and light sleep.
endchoice

6
components/bt/controller/esp32c3/Kconfig.in
View File

@ -402,10 +402,10 @@ menu "MODEM SLEEP Options"
bluetooth can work under light sleep enabled. Main crystal has a relatively better performance
than other bluetooth low power clock sources.
config BT_CTRL_LPCLK_SEL_EXT_32K_XTAL
bool "External 32kHz crystal"
depends on RTC_CLK_SRC_EXT_CRYS
bool "External 32kHz crystal/oscillator"
depends on RTC_CLK_SRC_EXT_CRYS || RTC_CLK_SRC_EXT_OSC
help
External 32kHz crystal has a nominal frequency of 32.768kHz and provides good frequency
External 32kHz crystal/oscillator has a nominal frequency of 32.768kHz and provides good frequency
stability. If used as Bluetooth low power clock, External 32kHz can support Bluetooth
modem sleep to be used with both DFS and light sleep.