* Anand Gadiyar <gadiyar@xxxxxx> [090826 05:04]:
> ARM: OMAP: Add omap34xx revision detection for ES3.1.1
>
> - Add omap34xx revision detection for ES3.1.1 silicon.
> - Change default silicon to ES3.1.1
>
> - Also minor bug-fix: ES2.0 rev field is 1, not 0.
> - This means that ES2.0 silicon would have wrongly been
> detected as unknown
>
> Signed-off-by: Anand Gadiyar <gadiyar@xxxxxx>
> ---
> Let me know if this should be split into a bug-fix patch,
> and a separate patch for adding ES 3.1.1 revision info.
> I felt the change was too minor to split out, since
> ES2.0 silicon is rare.
>
> This patch is against linus' tree - so the cpu.h
> change will apply with an offset
>
> arch/arm/mach-omap2/id.c | 8 ++++++--
> arch/arm/plat-omap/include/mach/cpu.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 a98201c..414c520 100644
> --- a/arch/arm/mach-omap2/id.c
> +++ b/arch/arm/mach-omap2/id.c
> @@ -185,7 +185,7 @@ void __init omap34xx_check_revision(void)
>
> if (hawkeye == 0xb7ae) {
> switch (rev) {
> - case 0:
> + case 1:
> omap_revision = OMAP3430_REV_ES2_0;
> rev_name = "ES2.0";
> break;
Are you sure about this change? Can you please check on real
ES2.0 hardware, I believe the TRM may have a typo.
Regards,
Tony
> @@ -201,9 +201,13 @@ void __init omap34xx_check_revision(void)
> omap_revision = OMAP3430_REV_ES3_1;
> rev_name = "ES3.1";
> break;
> + case 6:
> + omap_revision = OMAP3430_REV_ES3_1_1;
> + rev_name = "ES3.1.1";
> + break;
> default:
> /* Use the latest known revision as default */
> - omap_revision = OMAP3430_REV_ES3_1;
> + omap_revision = OMAP3430_REV_ES3_1_1;
> rev_name = "Unknown revision\n";
> }
> }
> diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h
> index 11e73d9..22cceb8 100644
> --- a/arch/arm/plat-omap/include/mach/cpu.h
> +++ b/arch/arm/plat-omap/include/mach/cpu.h
> @@ -392,6 +392,7 @@ IS_OMAP_TYPE(3430, 0x3430)
> #define OMAP3430_REV_ES2_1 0x34302034
> #define OMAP3430_REV_ES3_0 0x34303034
> #define OMAP3430_REV_ES3_1 0x34304034
> +#define OMAP3430_REV_ES3_1_1 0x34306034
>
> #define OMAP443X_CLASS 0x44300034
>
> --
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