[PATCH 8/8] rust: io: register: remove deprecated relative register rule

Now that all users are converted to the new syntax, remove the
deprecated rule for the `Base +` relative register base syntax.

Signed-off-by: Alexandre Courbot <[email protected]>
---
 rust/kernel/io/register.rs | 20 --------------------
 1 file changed, 20 deletions(-)

diff --git a/rust/kernel/io/register.rs b/rust/kernel/io/register.rs
index eeb7f859f8b9..2c88ebf0057e 100644
--- a/rust/kernel/io/register.rs
+++ b/rust/kernel/io/register.rs
@@ -801,26 +801,6 @@ fn into_io_op(self) -> (FixedRegisterLoc<T>, T) {
 /// ```
 #[macro_export]
 macro_rules! register {
-    // Deprecated `+` syntax for relative registers and their aliases.
-    (
-        $(
-            $(#[$attr:meta])* $vis:vis $name:ident ($storage:ty)
-                $([ $size:expr $(, stride = $stride:expr)? ])?
-                $(@ $($base:ident +)? $offset:literal)?
-                $(=> $alias:ident $(+ $alias_offset:ty)? $([$alias_idx:expr])? )?
-            { $($fields:tt)* }
-        )*
-    ) => {
-        $(
-        $crate::register!(
-            @reg $(#[$attr])* $vis $name ($storage) $([$size $(, stride = $stride)?])?
-                $(@ $($base :)? $offset)?
-                $(=> $alias $(: $alias_offset)? $([$alias_idx])? )?
-            { $($fields)* }
-        );
-        )*
-    };
-
     // Entry point for the macro, allowing multiple registers to be defined in one call.
     // It matches all possible register declaration patterns to dispatch them to corresponding
     // `@reg` rule that defines a single register.

-- 
2.55.0