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[209.85.128.181]) by smtp.gmail.com with ESMTPSA id 00721157ae682-6e2d9280254sm9492147b3.46.2024.10.07.00.34.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 07 Oct 2024 00:34:20 -0700 (PDT) Received: by mail-yw1-f181.google.com with SMTP id 00721157ae682-6e2e508bd28so8345887b3.2; Mon, 07 Oct 2024 00:34:20 -0700 (PDT) X-Forwarded-Encrypted: i=1; AJvYcCWuHWGJKj0L5yoXEH7bDJKn34ABhu2QsVvGmIjudPxooIBpxWoT0zgSAnTkU+oH8tssLzXlMSVPGmaa@vger.kernel.org, AJvYcCXY1n6vmn8sJ+PuGXT4cXcnXajwlUyonW8I1gwxjsK21LX5nKlT2il75OcDZsrh6xiEKTTu+86hffau@vger.kernel.org, AJvYcCXqHaqCxN/bODIeEEnYxoMQlI4Awmf4PzRcCbsWnR1UoMB2vGjdKq4IHC+Mo5duKBnlv3oICUb/n99ifFNGqJVFNlo=@vger.kernel.org X-Received: by 2002:a05:690c:60c7:b0:6de:1e2:d66a with SMTP id 00721157ae682-6e2c6fc803cmr83813567b3.2.1728286459996; Mon, 07 Oct 2024 00:34:19 -0700 (PDT) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20241001124310.2336-1-wsa+renesas@sang-engineering.com> <20241001124310.2336-3-wsa+renesas@sang-engineering.com> In-Reply-To: From: Geert Uytterhoeven Date: Mon, 7 Oct 2024 09:34:08 +0200 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2 2/3] dt-bindings: dma: rz-dmac: Document RZ/A1H SoC To: Wolfram Sang Cc: Krzysztof Kozlowski , linux-renesas-soc@vger.kernel.org, Biju Das , Vinod Koul , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Magnus Damm , dmaengine@vger.kernel.org, devicetree@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi Wolfram, On Mon, Oct 7, 2024 at 9:30=E2=80=AFAM Geert Uytterhoeven wrote: > On Fri, Oct 4, 2024 at 9:57=E2=80=AFPM Wolfram Sang > wrote: > > > According to the documentation, there is no bit in a Standby Control > > > Register to control the DMAC clock. The driver doesn't care about th= e > > > clock or its rate, so you can use P0 if you want. > > > > Would you prefer using 'p0' or leaving this patch as is? > > Leaving the patch as-is is fine for me. Upon second thought: the clock would only be used by the PM Domain code. So without a clocks property, "power-domains =3D <&cpg_clocks>" would not make any sense, and the power-domains property should be made optional. The pinctrl and irqc also don't have it. Gr{oetje,eeting}s, Geert --=20 Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k= .org In personal conversations with technical people, I call myself a hacker. Bu= t when I'm talking to journalists I just say "programmer" or something like t= hat. -- Linus Torvalds