* [PATCH] ARM: OMAP2+: AM43x: Add ID for ES1.2
@ 2014-11-28 3:32 Lokesh Vutla
2014-12-02 16:49 ` Nishanth Menon
0 siblings, 1 reply; 3+ messages in thread
From: Lokesh Vutla @ 2014-11-28 3:32 UTC (permalink / raw)
To: linux-arm-kernel
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))
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH] ARM: OMAP2+: AM43x: Add ID for ES1.2
2014-11-28 3:32 [PATCH] ARM: OMAP2+: AM43x: Add ID for ES1.2 Lokesh Vutla
@ 2014-12-02 16:49 ` Nishanth Menon
2014-12-10 16:45 ` Tony Lindgren
0 siblings, 1 reply; 3+ messages in thread
From: Nishanth Menon @ 2014-12-02 16:49 UTC (permalink / raw)
To: linux-arm-kernel
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
^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH] ARM: OMAP2+: AM43x: Add ID for ES1.2
2014-12-02 16:49 ` Nishanth Menon
@ 2014-12-10 16:45 ` Tony Lindgren
0 siblings, 0 replies; 3+ messages in thread
From: Tony Lindgren @ 2014-12-10 16:45 UTC (permalink / raw)
To: linux-arm-kernel
* Nishanth Menon <nm@ti.com> [141202 08:51]:
> 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>
Applying into omap-for-v3.19/fixes thanks.
Tony
^ permalink raw reply [flat|nested] 3+ messages in thread
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2014-11-28 3:32 [PATCH] ARM: OMAP2+: AM43x: Add ID for ES1.2 Lokesh Vutla
2014-12-02 16:49 ` Nishanth Menon
2014-12-10 16:45 ` Tony Lindgren
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