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ARM: OMAP2: AM33XX: id: Add support for AM335x PG2.0

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Add support for chip id recognition of AM335x PG2.0 silicon. By default
omap3xxx_check_revision() recognizes PG1.0, which is extended by adding
PG2.0 support

Signed-off-by: AnilKumar Ch <anilkumar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
AnilKumar Ch 2013-02-01 15:58:22 +05:30 committed by Tony Lindgren
parent 8f0de0d62f
commit 5af044f472
2 changed files with 13 additions and 2 deletions
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14
arch/arm/mach-omap2/id.c
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@ -399,8 +399,18 @@ void __init omap3xxx_check_revision(void)
}
break;
case 0xb944:
omap_revision = AM335X_REV_ES1_0;
cpu_rev = "1.0";
switch (rev) {
case 0:
omap_revision = AM335X_REV_ES1_0;
cpu_rev = "1.0";
break;
case 1:
/* FALLTHROUGH */
default:
omap_revision = AM335X_REV_ES2_0;
cpu_rev = "2.0";
break;
}
break;
case 0xb8f2:
switch (rev) {

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

@ -387,6 +387,7 @@ IS_OMAP_TYPE(3430, 0x3430)
#define AM335X_CLASS 0x33500033
#define AM335X_REV_ES1_0 AM335X_CLASS
#define AM335X_REV_ES2_0 (AM335X_CLASS | (0x1 << 8))
#define OMAP443X_CLASS 0x44300044
#define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8))