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[109.252.193.98]) by smtp.googlemail.com with ESMTPSA id k6sm24541lfm.19.2021.03.30.15.31.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Mar 2021 15:31:36 -0700 (PDT) Subject: Re: [PATCH v1 2/6] dt-bindings: memory: tegra30: emc: Replace core regulator with power domain To: Rob Herring Cc: Thierry Reding , Jonathan Hunter , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org References: <20210329194602.17049-1-digetx@gmail.com> <20210329194602.17049-3-digetx@gmail.com> <20210330222304.GA819312@robh.at.kernel.org> From: Dmitry Osipenko Message-ID: Date: Wed, 31 Mar 2021 01:31:35 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210330222304.GA819312@robh.at.kernel.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 31.03.2021 01:23, Rob Herring пишет: > On Mon, Mar 29, 2021 at 10:45:58PM +0300, Dmitry Osipenko wrote: >> Power domain fits much better than a voltage regulator in regards to >> a proper hardware description and from a software perspective as well. >> Hence replace the core regulator with the power domain. Note that this >> doesn't affect any existing DTBs because we haven't started to use the >> regulator yet, and thus, it's okay to change it. >> >> Signed-off-by: Dmitry Osipenko >> --- >> .../bindings/memory-controllers/nvidia,tegra30-emc.yaml | 7 ++++--- >> 1 file changed, 4 insertions(+), 3 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml >> index 0a2e2c0d0fdd..4a2edb9b8bdc 100644 >> --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml >> +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml >> @@ -39,9 +39,10 @@ properties: >> description: >> Phandle of the Memory Controller node. >> >> - core-supply: >> + power-domains: >> + $ref: /schemas/types.yaml#/definitions/phandle > > 'power-domains' already has a type. We need to know how many (maxItems). Alright, I see now what makes the difference. Thank you and Krzysztof for the suggestion.