Pulse Counter support for esp32p4. (#401)

The various pulse counter bindings are now enabled for esp32p4.
Additionally, a target for riscv32imafc-esp-espidf has been added.

Author: mdwn

.cargo/config.toml

@@ -22,6 +22,10 @@ rustflags = ["--cfg", "espidf_time64"]
 linker = "ldproxy"
 rustflags = ["--cfg", "espidf_time64"]
 
+[target.riscv32imafc-esp-espidf]
+linker = "ldproxy"
+rustflags = ["--cfg", "espidf_time64"]
+
 [env]
 ESP_IDF_SDKCONFIG_DEFAULTS = ".github/configs/sdkconfig.defaults"
 ESP_IDF_VERSION = "v5.3.2"

CHANGELOG.md

@@ -23,6 +23,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Compatibility with ESP-IDF v5.4.X, v5.5.x
 - Support for `esp32c5` and `esp32c61`
 - Add raw bindings for `esp_lcd_mipi_dsi.h` and `esp_ldo_regulator.h` (#398)
+- Pulse counter bindings for esp32p4
 
 ### Fixed
 - Fix the `esp_app_desc!` macro so the reserv3 field is correct for ESP IDF v5.4

src/include/esp-idf/bindings.h

@@ -445,7 +445,7 @@
 
 // PCNT
 #if OLD_DRIVER_COMP || defined(ESP_IDF_COMP_ESP_DRIVER_PCNT_ENABLED)
-#if defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32H2) || defined(CONFIG_IDF_TARGET_ESP32C5) || defined(CONFIG_IDF_TARGET_ESP32C6) // defined(CONFIG_IDF_TARGET_ESP32P4) // not yet supported in esp-idf
+#if defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32H2) || defined(CONFIG_IDF_TARGET_ESP32C5) || defined(CONFIG_IDF_TARGET_ESP32C6) || defined(CONFIG_IDF_TARGET_ESP32P4)
 #if ESP_IDF_VERSION_MAJOR < 6
 #include "driver/pcnt.h"
 #endif

src/lib.rs

@@ -18,7 +18,7 @@ pub use bindings::*;
 pub use error::*;
 
 // Don't use esp_idf_soc_pcnt_supported; that's only on ESP-IDF v5.x+.
-#[cfg(any(esp32, esp32s2, esp32s3, esp32c5, esp32c6, esp32h2))]
+#[cfg(any(esp32, esp32s2, esp32s3, esp32c5, esp32c6, esp32h2, esp32p4))]
 pub use pcnt::*;
 
 #[doc(hidden)]
@@ -44,7 +44,7 @@ mod app_desc;
 mod error;
 mod panic;
 mod patches;
-#[cfg(any(esp32, esp32s2, esp32s3, esp32c5, esp32c6, esp32h2))]
+#[cfg(any(esp32, esp32s2, esp32s3, esp32c5, esp32c6, esp32h2, esp32p4))]
 mod pcnt;
 
 mod start;
@@ -82,7 +82,7 @@ pub fn link_patches() -> PatchesRef {
 #[allow(improper_ctypes)] // TODO: For now, as 5.0 spits out tons of these
 #[allow(dead_code)]
 mod bindings {
-    #[cfg(any(esp32, esp32s2, esp32s3, esp32c5, esp32c6, esp32h2))]
+    #[cfg(any(esp32, esp32s2, esp32s3, esp32c5, esp32c6, esp32h2, esp32p4))]
     use crate::pcnt::*;
 
     include!(env!("EMBUILD_GENERATED_BINDINGS_FILE"));