From c6906fe4b912de2e362439309be2b54cdad552c7 Mon Sep 17 00:00:00 2001 From: bjoernQ Date: Wed, 1 Nov 2023 13:47:59 +0100 Subject: [PATCH 1/2] Make sure BLE and WiFi are not powered down when esp-wifi needs them --- esp-hal-common/src/soc/esp32c3/radio_clocks.rs | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/esp-hal-common/src/soc/esp32c3/radio_clocks.rs b/esp-hal-common/src/soc/esp32c3/radio_clocks.rs index 785c69bf8bc..558e132c5ee 100644 --- a/esp-hal-common/src/soc/esp32c3/radio_clocks.rs +++ b/esp-hal-common/src/soc/esp32c3/radio_clocks.rs @@ -89,6 +89,16 @@ fn reset_mac() { } fn init_clocks() { + // undo the power down in base_settings (esp32c3_sleep) + let rtc_cntl = unsafe { crate::peripherals::RTC_CNTL::steal() }; + rtc_cntl + .dig_iso + .modify(|_, w| w.wifi_force_iso().clear_bit().bt_force_iso().clear_bit()); + + rtc_cntl + .dig_pwc + .modify(|_, w| w.wifi_force_pd().clear_bit().bt_force_pd().clear_bit()); + // from `esp_perip_clk_init` const SYSTEM_WIFI_CLK_I2C_CLK_EN: u32 = 1 << 5; const SYSTEM_WIFI_CLK_UNUSED_BIT12: u32 = 1 << 12; From 2b25a8a921fbeee6292f9835a5c21ad3d047a35a Mon Sep 17 00:00:00 2001 From: bjoernQ Date: Wed, 1 Nov 2023 13:49:31 +0100 Subject: [PATCH 2/2] CHANGELOG.md entry --- CHANGELOG.md | 1 + 1 file changed, 1 insertion(+) diff --git a/CHANGELOG.md b/CHANGELOG.md index da07cb77af1..08c1d6bb40f 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0 ### Changed ### Fixed +- ESP32-C3: Make sure BLE and WiFi are not powered down when esp-wifi needs them (#891) ### Removed