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Mon, 02 Sep 2019 06:39:17 -0700 (PDT) Received: from localhost ([212.187.182.166]) by smtp.gmail.com with ESMTPSA id g3sm14924272wrh.28.2019.09.02.06.39.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Sep 2019 06:39:16 -0700 (PDT) Date: Mon, 02 Sep 2019 14:39:16 +0100 From: Rob Herring To: Tero Kristo Subject: Re: [PATCHv3 01/10] dt-bindings: omap: add new binding for PRM instances Message-ID: <20190902042631.GA22055@bogus> References: <20190830121816.30034-1-t-kristo@ti.com> <20190830121816.30034-2-t-kristo@ti.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190830121816.30034-2-t-kristo@ti.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190902_063918_508771_158F0BE0 X-CRM114-Status: GOOD ( 16.36 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, tony@atomide.com, p.zabel@pengutronix.de, ssantosh@kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Aug 30, 2019 at 03:18:07PM +0300, Tero Kristo wrote: > Add new binding for OMAP PRM (Power and Reset Manager) instances. Each > of these will act as a power domain controller and potentially as a reset > provider. > Converting this to schema would be nice. > Signed-off-by: Tero Kristo > --- > .../devicetree/bindings/arm/omap/prm-inst.txt | 31 +++++++++++++++++++ bindings/reset/ > 1 file changed, 31 insertions(+) > create mode 100644 Documentation/devicetree/bindings/arm/omap/prm-inst.txt > > diff --git a/Documentation/devicetree/bindings/arm/omap/prm-inst.txt b/Documentation/devicetree/bindings/arm/omap/prm-inst.txt > new file mode 100644 > index 000000000000..7c7527c37734 > --- /dev/null > +++ b/Documentation/devicetree/bindings/arm/omap/prm-inst.txt > @@ -0,0 +1,31 @@ > +OMAP PRM instance bindings > + > +Power and Reset Manager is an IP block on OMAP family of devices which > +handle the power domains and their current state, and provide reset > +handling for the domains and/or separate IP blocks under the power domain > +hierarchy. > + > +Required properties: > +- compatible: Must be one of: > + "ti,am3-prm-inst" > + "ti,am4-prm-inst" > + "ti,omap4-prm-inst" > + "ti,omap5-prm-inst" > + "ti,dra7-prm-inst" '-inst' seems a bit redundant. > +- reg: Contains PRM instance register address range > + (base address and length) > + > +Optional properties: > +- #reset-cells: Should be 1 if the PRM instance in question supports resets. > +- clocks: Associated clocks for the reset signals if any. Certain reset > + signals can't be toggled properly without functional clock > + being active for them. > + > +Example: > + > +prm_dsp2: prm@1b00 { reset-controller@... > + compatible = "ti,dra7-prm-inst"; > + reg = <0x1b00 0x40>; > + #reset-cells = <1>; > + clocks = <&dsp2_clkctrl DRA7_DSP2_MMU0_DSP2_CLKCTRL 0>; > +}; > -- > 2.17.1 > > -- > Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel