diff mbox

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

Message ID 1359714502-21528-1-git-send-email-anilkumar@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

AnilKumar, Chimata Feb. 1, 2013, 10:28 a.m. UTC
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>
---
 arch/arm/mach-omap2/id.c  |   14 ++++++++++++--
 arch/arm/mach-omap2/soc.h |    1 +
 2 files changed, 13 insertions(+), 2 deletions(-)

Comments

Tony Lindgren Feb. 1, 2013, 10:53 p.m. UTC | #1
* AnilKumar Ch <anilkumar@ti.com> [130201 02:31]:
> 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

Thanks applying into omap-for-v3.9/soc.

Tony
diff mbox

Patch

diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 45cc7ed4..8a68f1e 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -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) {
diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h
index 092aedd..c62116b 100644
--- a/arch/arm/mach-omap2/soc.h
+++ b/arch/arm/mach-omap2/soc.h
@@ -395,6 +395,7 @@  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))