From b1e54883ac48e1a13df01648158eecd497f91d10 Mon Sep 17 00:00:00 2001
From: Jorge Aparicio <jorge@japaric.io>
Date: Thu, 25 May 2017 16:39:26 -0500
Subject: [PATCH] make the register_block field optional in the peripherals!
 macro

with svd2rust 0.8.x peripheral types are written in UPPERCASE and match their
names so specifying the type in the register_block field is no longer necessary.
---
 src/lib.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index de7fd1949e..81078d4e5f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -765,6 +765,9 @@ pub unsafe trait LessThanOrEqual<RHS> {}
 ///
 /// # Example
 ///
+/// NOTE With device crates generated using svd2rust 0.8+ you can omit the
+/// register_block field.
+///
 /// ``` ignore
 /// #[macro_use]
 /// extern crate cortex_m_rtfm;
@@ -797,6 +800,19 @@ macro_rules! peripherals {
                 $crate::Peripheral<::$device::$RegisterBlock, $crate::$C> =
                     unsafe { $crate::Peripheral::_new(::$device::$PERIPHERAL) };
         )+
+    };
+    ($device:ident, {
+        $($PERIPHERAL:ident: Peripheral {
+            ceiling: $C:ident,
+        },)+
+    }) => {
+        $(
+            #[allow(private_no_mangle_statics)]
+            #[no_mangle]
+            static $PERIPHERAL:
+            $crate::Peripheral<::$device::$PERIPHERAL, $crate::$C> =
+                unsafe { $crate::Peripheral::_new(::$device::$PERIPHERAL) };
+        )+
     }
 }