From: nm@ti•com (Nishanth Menon)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH] ARM: OMAP2+: AM43x: Add ID for ES1.2
Date: Tue, 2 Dec 2014 10:49:20 -0600 [thread overview]
Message-ID: <547DED90.50504@ti.com> (raw)
In-Reply-To: <1417145527-31086-1-git-send-email-lokeshvutla@ti.com>
On 11/27/2014 09:32 PM, Lokesh Vutla wrote:
> ES1.2 is a minor variant of ES1.1. Major changes since ES1.1 are
> updating ROM for fixing the following boot modes:
> - NAND boot
> - UART boot
> - Ethernet boot
> - USB HOST/Client boot
> This patch adds ID support for AM437x ES1.2 silicon.
> There are no additional kernel fixes required for ES1.2 silicon.
>
> Latest Technical Documentation can be found here:
> http://www.ti.com/lsds/ti/arm/sitara_arm_cortex_a_processor/arm_cortex_a9_core/am437x_arm_cortex_a9/tech_docs.page
>
> Signed-off-by: Lokesh Vutla <lokeshvutla@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 53841de..c25feba 100644
> --- a/arch/arm/mach-omap2/id.c
> +++ b/arch/arm/mach-omap2/id.c
> @@ -471,11 +471,15 @@ void __init omap3xxx_check_revision(void)
> cpu_rev = "1.0";
> break;
> case 1:
> - /* FALLTHROUGH */
> - default:
> omap_revision = AM437X_REV_ES1_1;
> cpu_rev = "1.1";
> break;
> + case 2:
> + /* FALLTHROUGH */
> + default:
> + omap_revision = AM437X_REV_ES1_2;
> + cpu_rev = "1.2";
> + break;
> }
> break;
> case 0xb8f2:
> diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h
> index 4376f59..c1a3b44 100644
> --- a/arch/arm/mach-omap2/soc.h
> +++ b/arch/arm/mach-omap2/soc.h
> @@ -446,6 +446,7 @@ IS_OMAP_TYPE(3430, 0x3430)
> #define AM437X_CLASS 0x43700000
> #define AM437X_REV_ES1_0 (AM437X_CLASS | (0x10 << 8))
> #define AM437X_REV_ES1_1 (AM437X_CLASS | (0x11 << 8))
> +#define AM437X_REV_ES1_2 (AM437X_CLASS | (0x12 << 8))
>
> #define OMAP443X_CLASS 0x44300044
> #define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8))
>
Reviewed-by: Nishanth Menon <nm@ti•com>
--
Regards,
Nishanth Menon
next prev parent reply other threads:[~2014-12-02 16:49 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-28 3:32 [PATCH] ARM: OMAP2+: AM43x: Add ID for ES1.2 Lokesh Vutla
2014-12-02 16:49 ` Nishanth Menon [this message]
2014-12-10 16:45 ` Tony Lindgren
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