ARM: 9168/1: Add support for Cortex-M55 processor

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>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

diff --git a/arch/arm/mm/proc-v7m.S b/arch/arm/mm/proc-v7m.S
index fc12637..335144d 100644 (file)
--- 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