From: haojian.zhuang@marvell.com (Haojian Zhuang)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] [ARM] mmp: support PJ4 core
Date: Fri, 4 Dec 2009 08:35:17 -0500 [thread overview]
Message-ID: <mailman.71.1260166740.2170.linux-arm-kernel@lists.infradead.org> (raw)
Marvell PJ4 core is compatible to ARMv6 architecture.
Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
---
arch/arm/boot/compressed/head.S | 6 ++++++
arch/arm/mm/proc-v6.S | 32 +++++++++++++++++++++++++++++++-
2 files changed, 37 insertions(+), 1 deletions(-)
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index fa6fbf4..d356af7 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -743,6 +743,12 @@ proc_types:
W(b) __armv4_mmu_cache_off
W(b) __armv6_mmu_cache_flush
+ .word 0x560f5810 @ Marvell PJ4 ARMv6
+ .word 0xff0ffff0
+ W(b) __armv4_mmu_cache_on
+ W(b) __armv4_mmu_cache_off
+ W(b) __armv6_mmu_cache_flush
+
.word 0x000f0000 @ new CPU Id
.word 0x000f0000
W(b) __armv7_mmu_cache_on
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 70f75d2..9d138cc 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -130,9 +130,16 @@ ENTRY(cpu_v6_set_pte_ext)
-
+ .type cpu_v6_name, #object
cpu_v6_name:
.asciz "ARMv6-compatible processor"
+ .size cpu_v6_name, . - cpu_v6_name
+
+ .type cpu_pj4_name, #object
+cpu_pj4_name:
+ .asciz "Marvell PJ4 processor"
+ .size cpu_pj4_name, . - cpu_pj4_name
+
.align
__INIT
@@ -241,3 +248,26 @@ __v6_proc_info:
.long v6_user_fns
.long v6_cache_fns
.size __v6_proc_info, . - __v6_proc_info
+
+ .type __pj4_v6_proc_info, #object
+__pj4_v6_proc_info:
+ .long 0x560f5810
+ .long 0xff0ffff0
+ .long PMD_TYPE_SECT | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ | \
+ PMD_FLAGS
+ .long PMD_TYPE_SECT | \
+ PMD_SECT_XN | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ
+ b __v6_setup
+ .long cpu_arch_name
+ .long cpu_elf_name
+ .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP|HWCAP_JAVA
+ .long cpu_v6_name
+ .long v6_processor_functions
+ .long v6wbi_tlb_fns
+ .long v6_user_fns
+ .long v6_cache_fns
+ .size __pj4_v6_proc_info, . - __pj4_v6_proc_info
--
1.5.6.5
reply other threads:[~2009-12-04 13:35 UTC|newest]
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