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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-07-14 21:28:25 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-07-14 23:34:46 +0100
commit53ffe3b440aa85af6fc4eda09b2d44bcdd312d4d (patch)
treee3ee2f392c5f73c855367cee998fc2e5774fa267 /arch/arm/mach-pxa/standby.S
parentf0006314d37639714da9658cf4ff3f1f9f420764 (diff)
parentcabb352a6455c3550f157909196845f533b0f374 (diff)
[ARM] Merge most of the PXA work for initial merge
This includes PXA work up to the SPI changes for the initial merge, since e172274ccc55d20536fbdceb6131f38e288541e0 depends on the SPI tree being merged. Conflicts: arch/arm/configs/em_x270_defconfig arch/arm/configs/xm_x270_defconfig
Diffstat (limited to 'arch/arm/mach-pxa/standby.S')
-rw-r--r--arch/arm/mach-pxa/standby.S83
1 files changed, 42 insertions, 41 deletions
diff --git a/arch/arm/mach-pxa/standby.S b/arch/arm/mach-pxa/standby.S
index 167412e6bec..40bb70eff3f 100644
--- a/arch/arm/mach-pxa/standby.S
+++ b/arch/arm/mach-pxa/standby.S
@@ -14,6 +14,7 @@
#include <asm/hardware.h>
#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h>
.text
@@ -35,20 +36,20 @@ ENTRY(pxa_cpu_standby)
#ifdef CONFIG_PXA3xx
-#define MDCNFG 0x0000
-#define MDCNFG_DMCEN (1 << 30)
-#define DDR_HCAL 0x0060
-#define DDR_HCAL_HCRNG 0x1f
-#define DDR_HCAL_HCPROG (1 << 28)
-#define DDR_HCAL_HCEN (1 << 31)
-#define DMCIER 0x0070
-#define DMCIER_EDLP (1 << 29)
-#define DMCISR 0x0078
-#define RCOMP 0x0100
-#define RCOMP_SWEVAL (1 << 31)
+#define PXA3_MDCNFG 0x0000
+#define PXA3_MDCNFG_DMCEN (1 << 30)
+#define PXA3_DDR_HCAL 0x0060
+#define PXA3_DDR_HCAL_HCRNG 0x1f
+#define PXA3_DDR_HCAL_HCPROG (1 << 28)
+#define PXA3_DDR_HCAL_HCEN (1 << 31)
+#define PXA3_DMCIER 0x0070
+#define PXA3_DMCIER_EDLP (1 << 29)
+#define PXA3_DMCISR 0x0078
+#define PXA3_RCOMP 0x0100
+#define PXA3_RCOMP_SWEVAL (1 << 31)
ENTRY(pm_enter_standby_start)
- mov r1, #0xf6000000 @ DMEMC_REG_BASE (MDCNFG)
+ mov r1, #0xf6000000 @ DMEMC_REG_BASE (PXA3_MDCNFG)
add r1, r1, #0x00100000
/*
@@ -59,54 +60,54 @@ ENTRY(pm_enter_standby_start)
* This also means that only the dynamic memory controller
* can be reliably accessed in the code following standby.
*/
- ldr r2, [r1] @ Dummy read MDCNFG
+ ldr r2, [r1] @ Dummy read PXA3_MDCNFG
mcr p14, 0, r0, c7, c0, 0
.rept 8
nop
.endr
- ldr r0, [r1, #DDR_HCAL] @ Clear (and wait for) HCEN
- bic r0, r0, #DDR_HCAL_HCEN
- str r0, [r1, #DDR_HCAL]
-1: ldr r0, [r1, #DDR_HCAL]
- tst r0, #DDR_HCAL_HCEN
+ ldr r0, [r1, #PXA3_DDR_HCAL] @ Clear (and wait for) HCEN
+ bic r0, r0, #PXA3_DDR_HCAL_HCEN
+ str r0, [r1, #PXA3_DDR_HCAL]
+1: ldr r0, [r1, #PXA3_DDR_HCAL]
+ tst r0, #PXA3_DDR_HCAL_HCEN
bne 1b
- ldr r0, [r1, #RCOMP] @ Initiate RCOMP
- orr r0, r0, #RCOMP_SWEVAL
- str r0, [r1, #RCOMP]
+ ldr r0, [r1, #PXA3_RCOMP] @ Initiate RCOMP
+ orr r0, r0, #PXA3_RCOMP_SWEVAL
+ str r0, [r1, #PXA3_RCOMP]
- mov r0, #~0 @ Clear interrupts
- str r0, [r1, #DMCISR]
+ mov r0, #~0 @ Clear interrupts
+ str r0, [r1, #PXA3_DMCISR]
- ldr r0, [r1, #DMCIER] @ set DMIER[EDLP]
- orr r0, r0, #DMCIER_EDLP
- str r0, [r1, #DMCIER]
+ ldr r0, [r1, #PXA3_DMCIER] @ set DMIER[EDLP]
+ orr r0, r0, #PXA3_DMCIER_EDLP
+ str r0, [r1, #PXA3_DMCIER]
- ldr r0, [r1, #DDR_HCAL] @ clear HCRNG, set HCPROG, HCEN
- bic r0, r0, #DDR_HCAL_HCRNG
- orr r0, r0, #DDR_HCAL_HCEN | DDR_HCAL_HCPROG
- str r0, [r1, #DDR_HCAL]
+ ldr r0, [r1, #PXA3_DDR_HCAL] @ clear HCRNG, set HCPROG, HCEN
+ bic r0, r0, #PXA3_DDR_HCAL_HCRNG
+ orr r0, r0, #PXA3_DDR_HCAL_HCEN | PXA3_DDR_HCAL_HCPROG
+ str r0, [r1, #PXA3_DDR_HCAL]
-1: ldr r0, [r1, #DMCISR]
- tst r0, #DMCIER_EDLP
+1: ldr r0, [r1, #PXA3_DMCISR]
+ tst r0, #PXA3_DMCIER_EDLP
beq 1b
- ldr r0, [r1, #MDCNFG] @ set MDCNFG[DMCEN]
- orr r0, r0, #MDCNFG_DMCEN
- str r0, [r1, #MDCNFG]
-1: ldr r0, [r1, #MDCNFG]
- tst r0, #MDCNFG_DMCEN
+ ldr r0, [r1, #PXA3_MDCNFG] @ set PXA3_MDCNFG[DMCEN]
+ orr r0, r0, #PXA3_MDCNFG_DMCEN
+ str r0, [r1, #PXA3_MDCNFG]
+1: ldr r0, [r1, #PXA3_MDCNFG]
+ tst r0, #PXA3_MDCNFG_DMCEN
beq 1b
- ldr r0, [r1, #DDR_HCAL] @ set DDR_HCAL[HCRNG]
+ ldr r0, [r1, #PXA3_DDR_HCAL] @ set PXA3_DDR_HCAL[HCRNG]
orr r0, r0, #2 @ HCRNG
- str r0, [r1, #DDR_HCAL]
+ str r0, [r1, #PXA3_DDR_HCAL]
- ldr r0, [r1, #DMCIER] @ Clear the interrupt
+ ldr r0, [r1, #PXA3_DMCIER] @ Clear the interrupt
bic r0, r0, #0x20000000
- str r0, [r1, #DMCIER]
+ str r0, [r1, #PXA3_DMCIER]
mov pc, lr
ENTRY(pm_enter_standby_end)