From 94ab1c6218292cbd2eba8d1646451e7d9ff3bb93 Mon Sep 17 00:00:00 2001
From: Andelf <andelf@gmail.com>
Date: Wed, 18 Sep 2024 23:03:01 +0800
Subject: [PATCH] fix(build): make it compiles without rt and embassy feature

---
 Cargo.toml     | 17 ++++++-----------
 src/adc/mod.rs |  2 +-
 src/i2c/mod.rs |  5 +++--
 src/lib.rs     |  5 +++++
 4 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index c553128..17fc462 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,19 +24,19 @@ embedded-hal = { version = "1.0.0" }
 embassy-time-driver = { version = "0.1.0", features = [
     "tick-hz-1_000_000",
 ], optional = true }
-embassy-sync = { version = "0.6.0", optional = true }
-embassy-futures = { version = "0.1.1", optional = true }
+embassy-sync = { version = "0.6.0" }
+embassy-futures = { version = "0.1.1" }
 embassy-hal-internal = { version = "0.2.0", default-features = false }
-embassy-time = { version = "0.3.0", optional = true }
+embassy-time = { version = "0.3.2", optional = true }
 embassy-usb-driver = { version = "0.1.0", features = ["defmt"] }
-critical-section = "1.1.2"
+critical-section = "1.1.3"
 
 static_assertions = "1"
 
 defmt = { version = "0.3.8", optional = true }
 embedded-io = "0.6.1"
 nb = "1.1.0"
-futures-util = { version = "0.3.30", optional = true, default-features = false }
+futures-util = { version = "0.3.30", default-features = false }
 embedded-hal-nb = "1.0.0"
 embedded-io-async = "0.6.1"
 embedded-hal-async = "1.0.0"
@@ -62,12 +62,7 @@ defmt = ["dep:defmt"]
 time = ["dep:embassy-time"]
 chrono = ["dep:chrono"]
 usb-pin-reuse-hpm5300 = []
-embassy = [
-    "dep:embassy-sync",
-    "dep:embassy-futures",
-    "dep:embassy-time-driver",
-    "dep:futures-util",
-]
+embassy = ["dep:embassy-time-driver"]
 
 mcan = ["dep:mcan"]
 
diff --git a/src/adc/mod.rs b/src/adc/mod.rs
index f19171f..4185378 100644
--- a/src/adc/mod.rs
+++ b/src/adc/mod.rs
@@ -108,8 +108,8 @@ impl<'d, T: Instance> Adc<'d, T> {
 
         let adc_freq = T::frequency() / config.clock_divider;
 
-        defmt::info!("ADC conversion freq => {}Hz", adc_freq.0);
         if adc_freq.0 > MAX_ADC_CLK_FREQ {
+            #[cfg(feature = "defmt")]
             defmt::warn!("ADC clock frequency is too high");
         }
 
diff --git a/src/i2c/mod.rs b/src/i2c/mod.rs
index 87d61e2..e783a79 100644
--- a/src/i2c/mod.rs
+++ b/src/i2c/mod.rs
@@ -546,6 +546,7 @@ impl<'d, M: Mode> I2c<'d, M> {
         });
 
         if r.status().read().linescl() == false {
+            #[cfg(feature = "defmt")]
             defmt::info!("CLK is low, panic");
             loop {}
         }
@@ -555,7 +556,7 @@ impl<'d, M: Mode> I2c<'d, M> {
             use embedded_hal::delay::DelayNs;
             use riscv::delay::McycleDelay;
 
-            defmt::info!("SDA is low, reset bus");
+            // SDA is low, reset bus
             // i2s_gen_reset_signal
             // generate SCL clock as reset signal
             r.ctrl().modify(|w| {
@@ -565,7 +566,7 @@ impl<'d, M: Mode> I2c<'d, M> {
             });
             McycleDelay::new(crate::sysctl::clocks().cpu0.0).delay_ms(100);
 
-            defmt::info!("bus cleared");
+            // bus cleared
         }
     }
 
diff --git a/src/lib.rs b/src/lib.rs
index f695e08..c41c5a9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -176,3 +176,8 @@ pub fn init(config: Config) -> Peripherals {
 
     Peripherals::take()
 }
+
+/// A handly function to get the peripherals without initializing anything.
+pub unsafe fn uninited() -> Peripherals {
+    Peripherals::take()
+}