[PATCH] ARM: Add support for Cortex-M85 processor

From: Jisheng Zhang
Date: Sun Oct 13 2024 - 09:39:49 EST


Add processor info object for ARM Cortex-M85 CPU which inherits the
setup procedure, the processor and cache operation function from
Cortex-M7 processor info object.

Signed-off-by: Jisheng Zhang <jszhang@xxxxxxxxxx>
---
arch/arm/mm/proc-v7m.S | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/arch/arm/mm/proc-v7m.S b/arch/arm/mm/proc-v7m.S
index d4675603593b..ed7781c84341 100644
--- a/arch/arm/mm/proc-v7m.S
+++ b/arch/arm/mm/proc-v7m.S
@@ -194,6 +194,16 @@ ENDPROC(__v7m_setup)
.long \cache_fns
.endm

+ /*
+ * Match ARM Cortex-M85 processor.
+ */
+ .type __v7m_cm85_proc_info, #object
+__v7m_cm85_proc_info:
+ .long 0x410fd230 /* ARM Cortex-M85 0xD23 */
+ .long 0xff0ffff0 /* Mask off revision, patch release */
+ __v7m_proc __v7m_cm85_proc_info, __v7m_cm7_setup, hwcaps = HWCAP_EDSP, cache_fns = v7m_cache_fns, proc_fns = cm7_processor_functions
+ .size __v7m_cm85_proc_info, . - __v7m_cm85_proc_info
+
/*
* Match ARM Cortex-M55 processor.
*/
--
2.45.2