Thread (2 messages) 2 messages, 2 authors, 2011-09-08
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[RFC PATCH v2 5/6] TI81XX: Add minimal hwmod data

From: Pedanekar, Hemant <hidden>
Date: 2011-09-08 01:19:39
Also in: linux-omap

Possibly related (same subject, not in this thread)

Hilman, Kevin wrote on Tuesday, August 30, 2011 6:03 AM:
Hemant Pedanekar [off-list ref] writes:
quoted
This patch adds minimum required hwmod data (e.g., UARTs) for bootup of
TI81XX devices (currently common data for TI816X and TI814X is added).

Signed-off-by: Hemant Pedanekar <redacted>
I haven't looked at the details yet, but just tried to boot this using
current mainline and it fails.

My first guess is that it appears to be related to a missing clkdm for the
MPU hwmod. 

Kevin
Thanks for the feedback.

I think that the issue is bacause clk_get() on fck_source is failing as TI816X 
clock data had different clock source names compared to OMAP3 (e.g., osc_sys_ck
instead of sys_ck). I will update this in next version.

Even after this, the kernel would get stuck at "Calibrating delay loop..."
because a few timer register offsets on TI81XX are different than OMAP3. I see
there are some patches floating on ML which add reg_map array (similar to i2c
driver) but seems they have not (yet) been accepted. Any chance that this will
get added to kernel?     

Thanks.

   Hemant
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