Kevin Hilman <[email protected]> writes:
> Newer revs of da830 silicon have different 'variant' field of the JTAG
> id register. Current code only supports rev 1.0 silicon.
>
> This patch adds support for rev1.1 and rev2.0 silicon and updates
> the 'name' strings to add a '-' between 'omap' & 'l137' to have
> consistent naming with da850/omap-l138.
>
> From Mark Grosen <[email protected]>:
>
> "There are currently three silicon revisions for OMAPL137. The JTAG IDs
> (DEVIDR register contents) for each silicon revision are shown below:
>
> 0x0B7D F02F for silicon revision 1.0
> 0x8B7D F02F for silicon revision 1.1
> 0x9B7D F02F for silicon revision 2.0
>
> Corresponding errata documentation will be available in the next few
> weeks on the ti.com website."
>
> Reported-by: Nick Thompson <[email protected]>
> Signed-off-by: Mark A. Greer <[email protected]>
> Signed-off-by: Kevin Hilman <[email protected]>
Pushing today.
Kevin
> ---
> Boot tested on da830/omap-l137 EVM with rev1.1 silicon, and boot
> reports: DaVinci da830/omap-l137 rev1.1 variant 0x8
>
> arch/arm/mach-davinci/da830.c | 16 +++++++++++++++-
> 1 files changed, 15 insertions(+), 1 deletions(-)
>
> diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c
> index f0b2f96..a2f2bdc 100644
> --- a/arch/arm/mach-davinci/da830.c
> +++ b/arch/arm/mach-davinci/da830.c
> @@ -1143,7 +1143,21 @@ static struct davinci_id da830_ids[] = {
> .part_no = 0xb7df,
> .manufacturer = 0x017, /* 0x02f >> 1 */
> .cpu_id = DAVINCI_CPU_ID_DA830,
> - .name = "da830/omap l137",
> + .name = "da830/omap-l137 rev1.0",
> + },
> + {
> + .variant = 0x8,
> + .part_no = 0xb7df,
> + .manufacturer = 0x017,
> + .cpu_id = DAVINCI_CPU_ID_DA830,
> + .name = "da830/omap-l137 rev1.1",
> + },
> + {
> + .variant = 0x9,
> + .part_no = 0xb7df,
> + .manufacturer = 0x017,
> + .cpu_id = DAVINCI_CPU_ID_DA830,
> + .name = "da830/omap-l137 rev2.0",
> },
> };
>
> --
> 1.6.4.3
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