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Mon, 30 Mar 2026 03:52:10 -0700 (PDT) Message-ID: <6f0be0a71c74e7a7959e9ad02e93aff1cb8ef712.camel@linaro.org> Subject: Re: [PATCH v8 02/10] dt-bindings: power: samsung: add google,gs101-pd From: =?ISO-8859-1?Q?Andr=E9?= Draszik To: Krzysztof Kozlowski Cc: Alim Akhtar , Rob Herring , Conor Dooley , Krzysztof Kozlowski , Ulf Hansson , Liam Girdwood , Mark Brown , Peter Griffin , Tudor Ambarus , Juan Yescas , Will McVicker , kernel-team@android.com, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Date: Mon, 30 Mar 2026 11:52:08 +0100 In-Reply-To: <177409897339.266364.69715997034739052.b4-review@b4> References: <20260318-gs101-pd-v8-0-241523460b10@linaro.org> <20260318-gs101-pd-v8-2-241523460b10@linaro.org> <177409897339.266364.69715997034739052.b4-review@b4> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2-8+build1 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Hi Krzysztof, On Sat, 2026-03-21 at 14:16 +0100, Krzysztof Kozlowski wrote: > On Wed, 18 Mar 2026 15:27:47 +0000, Andr=C3=A9 Draszik wrote: > > diff --git a/Documentation/devicetree/bindings/power/pd-samsung.yaml b/= Documentation/devicetree/bindings/power/pd-samsung.yaml > > index 9c2c51133457..3f1a2dc17862 100644 > > --- a/Documentation/devicetree/bindings/power/pd-samsung.yaml > > +++ b/Documentation/devicetree/bindings/power/pd-samsung.yaml > > @@ -44,11 +45,28 @@ properties: > > =C2=A0=C2=A0 power-domains: > > =C2=A0=C2=A0=C2=A0=C2=A0 maxItems: 1 > > =C2=A0 > > +=C2=A0 samsung,dtzpc: > > +=C2=A0=C2=A0=C2=A0 $ref: /schemas/types.yaml#/definitions/phandle > > +=C2=A0=C2=A0=C2=A0 description: > > +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 Distributed TrustZone Protection Contro= l (DTZPC) node. >=20 > For what purpose? It is part of the domain. Furthermore, TZ configuration is lost as part of power-domain power cycle, so this allows a driver to take necessary actions (inform the EL3 firmware). I believe this handle to be similar to e.g. the existing samsung,sysreg > Your patchset is organized in odd way - first patch for me, then not for > me, then again two patches for me. Please keep it consistent. Or better, > decouple since there are no dependencies according to cover letter. I'll update the cover letter to describe the dependencies. 4 depends on 2, and 2 depends on 1, hence the ordering. Cheers, Andre