[PATCH 2/2] ARM: Add support for Cortex-M55 processor
Vladimir Murzin
vladimir.murzin at arm.com
Wed Dec 1 05:29:08 PST 2021
From: Tigran Tadevosyan <tigran.tadevosyan at arm.com>
Add processor info object for ARM Cortex-M55 CPU which inherits the
setup procedure, the processor and cache operation function from
Cortex-M7 processor info object.
Signed-off-by: Tigran Tadevosyan <tigran.tadevosyan at arm.com>
Signed-off-by: Vladimir Murzin <vladimir.murzin at arm.com>
---
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 fc12637..335144d 100644
--- a/arch/arm/mm/proc-v7m.S
+++ b/arch/arm/mm/proc-v7m.S
@@ -194,6 +194,16 @@ ENDPROC(__v7m_setup)
.endm
/*
+ * Match ARM Cortex-M55 processor.
+ */
+ .type __v7m_cm55_proc_info, #object
+__v7m_cm55_proc_info:
+ .long 0x410fd220 /* ARM Cortex-M55 0xD22 */
+ .long 0xff0ffff0 /* Mask off revision, patch release */
+ __v7m_proc __v7m_cm55_proc_info, __v7m_cm7_setup, hwcaps = HWCAP_EDSP, cache_fns = v7m_cache_fns, proc_fns = cm7_processor_functions
+ .size __v7m_cm55_proc_info, . - __v7m_cm55_proc_info
+
+ /*
* Match ARM Cortex-M33 processor.
*/
.type __v7m_cm33_proc_info, #object
--
2.7.4
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