Re: [PATCH] ARM: OMAP2+: AM43x: Add ID for ES1.2

[Nishanth Menon <nm@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