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[2/2] ARM: Add support for Cortex-M55 processor

Message ID 20211201132908.106711-2-vladimir.murzin@arm.com (mailing list archive)
State New, archived
Headers show
Series [1/2] ARM: Add support for Cortex-M33 processor | expand

Commit Message

Vladimir Murzin Dec. 1, 2021, 1:29 p.m. UTC 
From: Tigran Tadevosyan <tigran.tadevosyan@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@arm.com>
Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
---
 arch/arm/mm/proc-v7m.S | 10 ++++++++++
 1 file changed, 10 insertions(+)
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Patch

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