From: Vaibhav Hiremath <hvaibhav@ti.com>
To: <linux-omap@vger.kernel.org>
Cc: <tony@atomide.com>, <linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Vaibhav Hiremath <hvaibhav@ti.com>
Subject: [PATCH] ARM: OMAP2: AM33XX: id: Add support for new AM335x PG2.1 Si
Date: Sat, 4 May 2013 23:53:40 +0530 [thread overview]
Message-ID: <1367691820-11875-1-git-send-email-hvaibhav@ti.com> (raw)
Add support for chip id detection of AM335x PG2.1 Silicon.
Currently omap3xxx_check_revision() detects PG1.0 and PG2.0 only,
this patch extends it by adding PG2.1 Si support.
Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
---
arch/arm/mach-omap2/id.c | 8 ++++++--
arch/arm/mach-omap2/soc.h | 1 +
2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 0f4c18e..9bc5a18 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -419,11 +419,15 @@ void __init omap3xxx_check_revision(void)
cpu_rev = "1.0";
break;
case 1:
- /* FALLTHROUGH */
- default:
omap_revision = AM335X_REV_ES2_0;
cpu_rev = "2.0";
break;
+ case 2:
+ /* FALLTHROUGH */
+ default:
+ omap_revision = AM335X_REV_ES2_1;
+ cpu_rev = "2.1";
+ break;
}
break;
case 0xb8f2:
diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h
index 18fdeeb..ccef2dd 100644
--- a/arch/arm/mach-omap2/soc.h
+++ b/arch/arm/mach-omap2/soc.h
@@ -396,6 +396,7 @@ 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 AM335X_REV_ES2_1 (AM335X_CLASS | (0x2 << 8))
#define OMAP443X_CLASS 0x44300044
#define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8))
--
1.7.0.4
next reply other threads:[~2013-05-04 18:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-04 18:23 Vaibhav Hiremath [this message]
2013-05-08 23:33 ` Tony Lindgren
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