Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 344300
b: refs/heads/master
c: de49019
h: refs/heads/master
v: v3
  • Loading branch information
Gregory CLEMENT committed Nov 21, 2012
1 parent 702cff9 commit 060a803
Show file tree
Hide file tree
Showing 4 changed files with 73 additions and 2 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 344e873e5657e8dc0631e4d1d42b69f7d625b02c
refs/heads/master: de4901933f6dfc0180f761790d3f47fc64e6270f
2 changes: 1 addition & 1 deletion trunk/arch/arm/mach-mvebu/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ menu "Marvell SOC with device tree"
config MACH_ARMADA_370_XP
bool
select ARMADA_370_XP_TIMER
select CPU_V7
select CPU_PJ4B

config MACH_ARMADA_370
bool "Marvell Armada 370 boards"
Expand Down
4 changes: 4 additions & 0 deletions trunk/arch/arm/mm/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -352,6 +352,10 @@ config CPU_PJ4
select ARM_THUMBEE
select CPU_V7

config CPU_PJ4B
bool
select CPU_V7

# ARMv6
config CPU_V6
bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX
Expand Down
67 changes: 67 additions & 0 deletions trunk/arch/arm/mm/proc-v7.S
Original file line number Diff line number Diff line change
Expand Up @@ -169,6 +169,63 @@ __v7_ca15mp_setup:
orreq r0, r0, r10 @ Enable CPU-specific SMP bits
mcreq p15, 0, r0, c1, c0, 1
#endif

__v7_pj4b_setup:
#ifdef CONFIG_CPU_PJ4B

/* Auxiliary Debug Modes Control 1 Register */
#define PJ4B_STATIC_BP (1 << 2) /* Enable Static BP */
#define PJ4B_INTER_PARITY (1 << 8) /* Disable Internal Parity Handling */
#define PJ4B_BCK_OFF_STREX (1 << 5) /* Enable the back off of STREX instr */
#define PJ4B_CLEAN_LINE (1 << 16) /* Disable data transfer for clean line */

/* Auxiliary Debug Modes Control 2 Register */
#define PJ4B_FAST_LDR (1 << 23) /* Disable fast LDR */
#define PJ4B_SNOOP_DATA (1 << 25) /* Do not interleave write and snoop data */
#define PJ4B_CWF (1 << 27) /* Disable Critical Word First feature */
#define PJ4B_OUTSDNG_NC (1 << 29) /* Disable outstanding non cacheable rqst */
#define PJ4B_L1_REP_RR (1 << 30) /* L1 replacement - Strict round robin */
#define PJ4B_AUX_DBG_CTRL2 (PJ4B_SNOOP_DATA | PJ4B_CWF |\
PJ4B_OUTSDNG_NC | PJ4B_L1_REP_RR)

/* Auxiliary Functional Modes Control Register 0 */
#define PJ4B_SMP_CFB (1 << 1) /* Set SMP mode. Join the coherency fabric */
#define PJ4B_L1_PAR_CHK (1 << 2) /* Support L1 parity checking */
#define PJ4B_BROADCAST_CACHE (1 << 8) /* Broadcast Cache and TLB maintenance */

/* Auxiliary Debug Modes Control 0 Register */
#define PJ4B_WFI_WFE (1 << 22) /* WFI/WFE - serve the DVM and back to idle */

/* Auxiliary Debug Modes Control 1 Register */
mrc p15, 1, r0, c15, c1, 1
orr r0, r0, #PJ4B_CLEAN_LINE
orr r0, r0, #PJ4B_BCK_OFF_STREX
orr r0, r0, #PJ4B_INTER_PARITY
bic r0, r0, #PJ4B_STATIC_BP
mcr p15, 1, r0, c15, c1, 1

/* Auxiliary Debug Modes Control 2 Register */
mrc p15, 1, r0, c15, c1, 2
bic r0, r0, #PJ4B_FAST_LDR
orr r0, r0, #PJ4B_AUX_DBG_CTRL2
mcr p15, 1, r0, c15, c1, 2

/* Auxiliary Functional Modes Control Register 0 */
mrc p15, 1, r0, c15, c2, 0
#ifdef CONFIG_SMP
orr r0, r0, #PJ4B_SMP_CFB
#endif
orr r0, r0, #PJ4B_L1_PAR_CHK
orr r0, r0, #PJ4B_BROADCAST_CACHE
mcr p15, 1, r0, c15, c2, 0

/* Auxiliary Debug Modes Control 0 Register */
mrc p15, 1, r0, c15, c1, 0
orr r0, r0, #PJ4B_WFI_WFE
mcr p15, 1, r0, c15, c1, 0

#endif /* CONFIG_CPU_PJ4B */

__v7_setup:
adr r12, __v7_setup_stack @ the local stack
stmia r12, {r0-r5, r7, r9, r11, lr}
Expand Down Expand Up @@ -342,6 +399,16 @@ __v7_ca9mp_proc_info:
.long 0xff0ffff0
__v7_proc __v7_ca9mp_setup
.size __v7_ca9mp_proc_info, . - __v7_ca9mp_proc_info

/*
* Marvell PJ4B processor.
*/
.type __v7_pj4b_proc_info, #object
__v7_pj4b_proc_info:
.long 0x562f5840
.long 0xfffffff0
__v7_proc __v7_pj4b_setup
.size __v7_pj4b_proc_info, . - __v7_pj4b_proc_info
#endif /* CONFIG_ARM_LPAE */

/*
Expand Down

0 comments on commit 060a803

Please sign in to comment.