[PATCH 0/2] ARM: DRA7: hwmod: Add dra74x and dra72x specific ocp interface lists
Suman Anna
s-anna at ti.com
Wed Jul 23 15:43:31 PDT 2014
Hi Lokesh,
On 07/22/2014 11:06 PM, Vutla, Lokesh wrote:
> 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.
Thanks for the series. I also need this for the differences in DSPs
present on both SoCs.
>>>
>>> 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 at ti.com>
> 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).
We also need a similar split for clockdomains, and possibly powerdomains
(I haven't compared all of them myself).
regards
Suman
> 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
>
>>
>
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