Re: [PATCH 1/3] dt-bindings: iommu: ipmmu-vmsa: Add device tree support for r8a774[35]

From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Cc: Biju Das <biju.das@bp.renesas.com>,
	Joerg Roedel <joro@8bytes.org>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Simon Horman <horms@verge.net.au>,
	Magnus Damm <magnus.damm@gmail.com>,
	Chris Paterson <Chris.Paterson2@renesas.com>,
	"iommu@lists.linux-foundation.org"
	<iommu@lists.linux-foundation.org>,
	"linux-renesas-soc@vger.kernel.org"
	<linux-renesas-soc@vger.kernel.org>
Subject: Re: [PATCH 1/3] dt-bindings: iommu: ipmmu-vmsa: Add device tree support for r8a774[35]
Date: Tue, 6 Mar 2018 18:35:31 +0100	[thread overview]
Message-ID: <CAMuHMdW-J2n3u+qEXaunFjwxLrQAty-pti-zw0w0qsmGQLLZ+g@mail.gmail.com> (raw)
In-Reply-To: <TY1PR01MB1770C8E18C014211F2A2D771C0D90@TY1PR01MB1770.jpnprd01.prod.outlook.com>

Hi Fabrizio,

On Tue, Mar 6, 2018 at 5:55 PM, Fabrizio Castro
<fabrizio.castro@bp.renesas.com> wrote:
> I am very sorry to bother you, do you know who is supposed to take this patch?

Jörg is the IOMMU maintainer, so I assume he's the one.

>> -----Original Message-----
>> From: Biju Das [mailto:biju.das@bp.renesas.com]
>> Sent: 24 January 2018 15:42
>> To: Joerg Roedel <joro@8bytes.org>; Laurent Pinchart <laurent.pinchart@ideasonboard.com>; Geert Uytterhoeven
>> <geert+renesas@glider.be>
>> Cc: Simon Horman <horms@verge.net.au>; Magnus Damm <magnus.damm@gmail.com>; Chris Paterson
>> <Chris.Paterson2@renesas.com>; Fabrizio Castro <fabrizio.castro@bp.renesas.com>; iommu@lists.linux-foundation.org; linux-
>> renesas-soc@vger.kernel.org; Biju Das <biju.das@bp.renesas.com>
>> Subject: [PATCH 1/3] dt-bindings: iommu: ipmmu-vmsa: Add device tree support for r8a774[35]
>>
>> Document r8a774[35] specific compatible strings. The Renesas RZ/G1[ME]
>> (r8a774[35]) IPMMU are identical to the R-Car Gen2 family.
>>
>> Signed-off-by: Biju Das <biju.das@bp.renesas.com>
>> Reviewed-by: Chris Paterson <chris.paterson2@renesas.com>
>> ---
>>  Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt | 5 ++++-
>>  1 file changed, 4 insertions(+), 1 deletion(-)
>>
>> diff --git a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt
>> b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt
>> index 857df92..7d300af 100644
>> --- a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt
>> +++ b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt
>> @@ -11,12 +11,15 @@ Required Properties:
>>      the device is compatible with the R-Car Gen2 VMSA-compatible IPMMU.
>>
>>      - "renesas,ipmmu-r8a73a4" for the R8A73A4 (R-Mobile APE6) IPMMU.
>> +    - "renesas,ipmmu-r8a7743" for the R8A7743 (RZ/G1M) IPMMU.
>> +    - "renesas,ipmmu-r8a7745" for the R8A7745 (RZ/G1E) IPMMU.
>>      - "renesas,ipmmu-r8a7790" for the R8A7790 (R-Car H2) IPMMU.
>>      - "renesas,ipmmu-r8a7791" for the R8A7791 (R-Car M2-W) IPMMU.
>>      - "renesas,ipmmu-r8a7793" for the R8A7793 (R-Car M2-N) IPMMU.
>>      - "renesas,ipmmu-r8a7794" for the R8A7794 (R-Car E2) IPMMU.
>>      - "renesas,ipmmu-r8a7795" for the R8A7795 (R-Car H3) IPMMU.
>> -    - "renesas,ipmmu-vmsa" for generic R-Car Gen2 VMSA-compatible IPMMU.
>> +    - "renesas,ipmmu-vmsa" for generic R-Car Gen2 or RZ/G1 VMSA-compatible
>> +   IPMMU.
>>
>>    - reg: Base address and size of the IPMMU registers.
>>    - interrupts: Specifiers for the MMU fault interrupts. For instances that
>> --
>> 2.7.4

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds