Add support for ATtiny404

Cargo.toml

@@ -44,6 +44,7 @@ attiny167 = ["device-selected"]
 attiny202 = ["device-selected"]
 attiny2313 = ["device-selected"]
 attiny2313a = ["device-selected"]
+attiny404 = ["device-selected"]
 attiny816 = ["device-selected"]
 attiny84 = ["device-selected"]
 attiny841 = ["device-selected"]

Makefile

@@ -1,6 +1,6 @@
 all: deps chips
 
-CHIPS := at90usb1286 atmega1280 atmega1284p atmega128rfa1 atmega164pa atmega168 atmega2560 atmega8 atmega8u2 atmega328p atmega328pb atmega32u4 atmega4809 atmega48p atmega64 atmega644 attiny13a attiny202 attiny2313 attiny2313a attiny84 attiny85 attiny88 attiny816 attiny841 attiny861 attiny167 attiny1614
+CHIPS := at90usb1286 atmega1280 atmega1284p atmega128rfa1 atmega164pa atmega168 atmega2560 atmega8 atmega8u2 atmega328p atmega328pb atmega32u4 atmega4809 atmega48p atmega64 atmega644 attiny13a attiny202 attiny2313 attiny2313a attiny404 attiny84 attiny85 attiny88 attiny816 attiny841 attiny861 attiny167 attiny1614
 
 RUSTUP_TOOLCHAIN ?= nightly
 

README.md

@@ -26,6 +26,7 @@ Via the feature you can select which chip you want the register specifications f
 | `atmega128rfa1` |              |                   |               |   `attiny1614`|
 |  `atmega2560`   |              |                   |               |   `attiny2313`|
 |  `atmega164pa`  |              |                   |               |  `attiny2313a`|
+|                 |              |                   |               |   `attiny404` |
 
 ## Build Instructions
 The version on `crates.io` is pre-built.  The following is only necessary when trying to build this crate from source.

patch/attiny404.yaml

@@ -0,0 +1,4 @@
+_svd: ../svd/attiny404.svd
+
+_include:
+  - common/attiny-0-series.yaml

src/devices/mod.rs

@@ -421,6 +421,25 @@ impl attiny2313a::Peripherals {
     }
 }
 
+/// [ATtiny404](https://www.microchip.com/en-us/product/ATTINY404)
+#[cfg(feature = "attiny404")]
+pub mod attiny404;
+
+#[cfg(feature = "attiny404")]
+impl attiny404::Peripherals {
+    /// Returns all the peripherals *once*
+    #[inline]
+    pub fn take() -> Option<Self> {
+        crate::interrupt::free(|_| {
+            if unsafe { DEVICE_PERIPHERALS } {
+                None
+            } else {
+                Some(unsafe { attiny404::Peripherals::steal() })
+            }
+        })
+    }
+}
+
 /// [ATtiny816](https://www.microchip.com/wwwproducts/en/ATtiny816)
 #[cfg(feature = "attiny816")]
 pub mod attiny816;

src/lib.rs

@@ -21,6 +21,7 @@
 #![cfg_attr(feature = "attiny202", doc = "**attiny202**,")]
 #![cfg_attr(feature = "attiny2313", doc = "**attiny2313**,")]
 #![cfg_attr(feature = "attiny2313a", doc = "**attiny2313a**,")]
+#![cfg_attr(feature = "attiny404", doc = "**attiny404**,")]
 #![cfg_attr(feature = "attiny816", doc = "**attiny816**,")]
 #![cfg_attr(feature = "attiny84", doc = "**attiny84**,")]
 #![cfg_attr(feature = "attiny841", doc = "**attiny841**,")]
@@ -57,6 +58,7 @@
 //! `attiny202`,
 //! `attiny2313`,
 //! `attiny2313a`,
+//! `attiny404`,
 //! `attiny816`,
 //! `attiny84`,
 //! `attiny841`,
@@ -262,6 +264,8 @@ pub use crate::devices::attiny202;
 pub use crate::devices::attiny2313;
 #[cfg(feature = "attiny2313a")]
 pub use crate::devices::attiny2313a;
+#[cfg(feature = "attiny404")]
+pub use crate::devices::attiny404;
 #[cfg(feature = "attiny816")]
 pub use crate::devices::attiny816;
 #[cfg(feature = "attiny84")]