[U-Boot] [PATCH v2 09/16] arm: dts: dra7: add qspi register maps for memory map and control module

Mugunthan V N mugunthanvnm at ti.com
Sat Nov 14 08:31:45 CET 2015


On Thursday 12 November 2015 06:17 PM, Tom Rini wrote:
> On Thu, Nov 12, 2015 at 02:33:48PM +0530, Mugunthan V N wrote:
>> On Sunday 08 November 2015 07:01 PM, Tom Rini wrote:
>>> On Wed, Nov 04, 2015 at 01:46:17PM +0530, Mugunthan V N wrote:
>>>
>>>> Add qspi memory map and control module register maps to device tree.
>>>>
>>>> Signed-off-by: Mugunthan V N <mugunthanvnm at ti.com>
>>>> Reviewed-by: Simon Glass <sjg at chromium.org>
>>>> ---
>>>>  arch/arm/dts/dra7.dtsi | 4 ++--
>>>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>>>
>>>> diff --git a/arch/arm/dts/dra7.dtsi b/arch/arm/dts/dra7.dtsi
>>>> index 3060e9a..7045c0f 100644
>>>> --- a/arch/arm/dts/dra7.dtsi
>>>> +++ b/arch/arm/dts/dra7.dtsi
>>>> @@ -1104,8 +1104,8 @@
>>>>  
>>>>  		qspi: qspi at 4b300000 {
>>>>  			compatible = "ti,dra7xxx-qspi";
>>>> -			reg = <0x4b300000 0x100>;
>>>> -			reg-names = "qspi_base";
>>>> +			reg = <0x4b300000 0x100>, <0x5c000000 0x4000000>, <0x4a002558 0x4>;
>>>> +			reg-names = "qspi_base", "qspi_mmap", "qspi_ctrlmod";
>>>>  			#address-cells = <1>;
>>>>  			#size-cells = <0>;
>>>>  			ti,hwmods = "qspi";
>>>
>>> Is this already upstream?
>>>
>>
>> The documentation part is already upstreamed. Driver in kernel doesn't
>> support mmap mode yet so dt changes are not present. Vignesh has
>> submitted the mmap patches [1] and is under review.
>>
>> [1]: https://lkml.org/lkml/2015/11/10/14
> 
> OK, and we can't even get the reg names part in the DT upstream until
> then?
> 

I don't think we can get reg names in the DT upstream separately. But
there shouldn't be any issues as there is documentation already present
in kernel and submitted kernel patch DT nodes are similar to what I have
submitted.

Regards
Mugunthan V N


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