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ARM: DRA722: add detection of SoC information

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Add support for DRA72x device DIEID. Currently these devices are
reported as DRA75/74 family of processors.

Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Nishanth Menon 2014-05-29 14:05:50 -05:00 committed by Tony Lindgren
parent f5467da80b
commit 73d202807a
2 changed files with 13 additions and 0 deletions
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12
arch/arm/mach-omap2/id.c
View File

@ -649,6 +649,18 @@ void __init dra7xxx_check_revision(void)
}
break;
case 0xb9bc:
switch (rev) {
case 0:
omap_revision = DRA722_REV_ES1_0;
break;
default:
/* If we have no new revisions */
omap_revision = DRA722_REV_ES1_0;
break;
}
break;
default:
/* Unknown default to latest silicon rev as default*/
pr_warn("%s: unknown idcode=0x%08x (hawkeye=0x%08x,rev=0x%d)\n",

1
arch/arm/mach-omap2/soc.h
View File

@ -462,6 +462,7 @@ IS_OMAP_TYPE(3430, 0x3430)
#define DRA7XX_CLASS 0x07000000
#define DRA752_REV_ES1_0 (DRA7XX_CLASS | (0x52 << 16) | (0x10 << 8))
#define DRA752_REV_ES1_1 (DRA7XX_CLASS | (0x52 << 16) | (0x11 << 8))
#define DRA722_REV_ES1_0 (DRA7XX_CLASS | (0x22 << 16) | (0x10 << 8))
void omap2xxx_check_revision(void);
void omap3xxx_check_revision(void);