Add RtcI2c driver for ESP32-S3

Dominaezzz · Jun 18, 2024 · 6cf4559 · 6cf4559
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diff --git a/esp-hal/CHANGELOG.md b/esp-hal/CHANGELOG.md
@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Add Flex / AnyFlex GPIO pin driver (#1659)
 - Add new `DmaError::UnsupportedMemoryRegion` - used memory regions are checked when preparing a transfer now (#1670)
+- ESP32-S3: Add RtcI2c driver (#0000)
 
 ### Fixed
 

diff --git a/esp-hal/src/gpio/mod.rs b/esp-hal/src/gpio/mod.rs
@@ -152,6 +152,8 @@ pub enum AlternateFunction {
 pub enum RtcFunction {
     Rtc     = 0,
     Digital = 1,
+    #[cfg(rtc_i2c)]
+    I2c     = 3,
 }
 
 /// Trait implemented by RTC pins