Re: [PATCH 0/2] ARM: DRA7: hwmod: Add dra74x and dra72x specific ocp interface lists

From: Lokesh Vutla
Date: Wed Jul 23 2014 - 00:07:10 EST


Hi Nishanth,
On Tuesday 22 July 2014 10:15 PM, Nishanth Menon wrote:
> On 07/16/2014 03:36 AM, Lokesh Vutla wrote:
>> This series add seperate ocp interface lists that are specific to dra74x
>> and dra72x, and moving USB OTG SS4 to dra74x only since its not present
>> in dra72x. Without this USB OTG SS4 hwmod gives an abort on dra72x.
>>
>> Adding support for soc_is_dra74x() and soc_is_dra72x() in order to differentiate
>> between dra74x and dra72x and pass the respective ocp interface lists.
>>
>> Verified on dra74x evm and dra72x evm using 3.16-rc5 based mainline kernel.
>>
>> Before:
>> dra74x : http://paste.ubuntu.com/7802364/
>> dra72x : http://paste.ubuntu.com/7802334/ (Kernel panic)
>>
>> After-
>> dra74x : http://paste.ubuntu.com/7802340/
>> dra72x : http://paste.ubuntu.com/7802338/ (booted)
>>
>> Rajendra Nayak (2):
>> ARM: DRA7: Add support for soc_is_dra74x() and soc_is_dra72x()
>> varients
>> ARM: DRA7: hwmod: Add dra74x and dra72x specific ocp interface lists
>>
>> arch/arm/mach-omap2/omap_hwmod.c | 3 +++
>> arch/arm/mach-omap2/omap_hwmod_7xx_data.c | 22 ++++++++++++++++++++--
>> arch/arm/mach-omap2/soc.h | 7 +++++++
>> 3 files changed, 30 insertions(+), 2 deletions(-)
>>
> Tested-by: Nishanth Menon <nm@xxxxxx>
Thanks..
>
> BUT, I suggest a follow up series to do exactly the same (moving stuff
> that are not common from dra7.dtsi to dra72x.dtsi and 74x.dtsi) as
> well to ensure that dts indicates exactly the same information (only
> the applicable IPs are present in dts).
The separation of dra72x.dtsi and dra74x.dtsi is already happened and the patch is
already present in mainline[1].
Looks like usb_otg_ss4 is still present in dra7.dtsi, but this should go into dra74x.dtsi.
I ll take it up.

[1] https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=38b248db60e32734417534b57f9ab687c445113a

Thanks and regards,
Lokesh

>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/