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authorLauri Leukkunen <lauri.leukkunen@nokia.com>2008-12-10 17:36:31 -0800
committerTony Lindgren <tony@atomide.com>2008-12-10 17:36:31 -0800
commit84a34344ea1f2f313d84a9fb4cb685b65a6ec26d (patch)
treedb657e72e0be439f4d0baab660e2d46320f02374 /arch/arm/plat-omap
parenta88231430384f49bebf8a6ec607a9eb4f2254e34 (diff)
ARM: OMAP2: Use omap_rev() instead of system_rev
system_rev is meant for board revision, this patch changes all relevant instances to use the new omap_rev() function liberating system_rev to be used with ATAG_REVISION as it has been designed. Signed-off-by: Lauri Leukkunen <lauri.leukkunen@nokia.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/include/mach/board-apollon.h4
-rw-r--r--arch/arm/plat-omap/include/mach/cpu.h10
-rw-r--r--arch/arm/plat-omap/sram.c3
3 files changed, 10 insertions, 7 deletions
diff --git a/arch/arm/plat-omap/include/mach/board-apollon.h b/arch/arm/plat-omap/include/mach/board-apollon.h
index 731c858cf3f..61bd5e8f09b 100644
--- a/arch/arm/plat-omap/include/mach/board-apollon.h
+++ b/arch/arm/plat-omap/include/mach/board-apollon.h
@@ -29,12 +29,14 @@
#ifndef __ASM_ARCH_OMAP_APOLLON_H
#define __ASM_ARCH_OMAP_APOLLON_H
+#include <mach/cpu.h>
+
extern void apollon_mmc_init(void);
static inline int apollon_plus(void)
{
/* The apollon plus has IDCODE revision 5 */
- return system_rev & 0xc0;
+ return omap_rev() & 0xc0;
}
/* Placeholder for APOLLON specific defines */
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h
index 4325bbc9747..b2062f1175d 100644
--- a/arch/arm/plat-omap/include/mach/cpu.h
+++ b/arch/arm/plat-omap/include/mach/cpu.h
@@ -34,12 +34,12 @@ struct omap_chip_id {
#define OMAP_CHIP_INIT(x) { .oc = x }
/*
- * system_rev bits:
+ * omap_rev bits:
* CPU id bits (0730, 1510, 1710, 2422...) [31:16]
* CPU revision (See _REV_ defined in cpu.h) [15:08]
* CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00]
*/
-extern unsigned int system_rev;
+unsigned int omap_rev(void);
/*
* Test if multicore OMAP support is needed
@@ -113,7 +113,7 @@ extern unsigned int system_rev;
* cpu_is_omap243x(): True for OMAP2430
* cpu_is_omap343x(): True for OMAP3430
*/
-#define GET_OMAP_CLASS (system_rev & 0xff)
+#define GET_OMAP_CLASS (omap_rev() & 0xff)
#define IS_OMAP_CLASS(class, id) \
static inline int is_omap ##class (void) \
@@ -121,7 +121,7 @@ static inline int is_omap ##class (void) \
return (GET_OMAP_CLASS == (id)) ? 1 : 0; \
}
-#define GET_OMAP_SUBCLASS ((system_rev >> 20) & 0x0fff)
+#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff)
#define IS_OMAP_SUBCLASS(subclass, id) \
static inline int is_omap ##subclass (void) \
@@ -231,7 +231,7 @@ IS_OMAP_SUBCLASS(343x, 0x343)
* cpu_is_omap2430(): True for OMAP2430
* cpu_is_omap3430(): True for OMAP3430
*/
-#define GET_OMAP_TYPE ((system_rev >> 16) & 0xffff)
+#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff)
#define IS_OMAP_TYPE(type, id) \
static inline int is_omap ##type (void) \
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index dcd9d16da2e..be7bcaf2b83 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -24,6 +24,7 @@
#include <mach/sram.h>
#include <mach/board.h>
+#include <mach/cpu.h>
#include <mach/control.h>
@@ -87,7 +88,7 @@ static int is_sram_locked(void)
int type = 0;
if (cpu_is_omap242x())
- type = system_rev & OMAP2_DEVICETYPE_MASK;
+ type = omap_rev() & OMAP2_DEVICETYPE_MASK;
if (type == GP_DEVICE) {
/* RAMFW: R/W access to all initiators for all qualifier sets */