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Mon, 22 Jul 2019 10:13:21 -0700 (PDT) Received: from localhost ([64.188.179.254]) by smtp.gmail.com with ESMTPSA id n17sm32851341iog.63.2019.07.22.10.13.21 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 22 Jul 2019 10:13:21 -0700 (PDT) Date: Mon, 22 Jul 2019 11:13:20 -0600 From: Rob Herring To: Neal Liu Subject: Re: [PATCH v4 2/3] dt-bindings: rng: add bindings for MediaTek ARMv8 SoCs Message-ID: <20190722171320.GA9806@bogus> References: <1561361052-13072-1-git-send-email-neal.liu@mediatek.com> <1561361052-13072-3-git-send-email-neal.liu@mediatek.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1561361052-13072-3-git-send-email-neal.liu@mediatek.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190722_101328_275943_00E7079E X-CRM114-Status: GOOD ( 14.61 ) 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: Mark Rutland , devicetree@vger.kernel.org, Herbert Xu , wsd_upstream@mediatek.com, Sean Wang , linux-kernel@vger.kernel.org, Crystal Guo , linux-crypto@vger.kernel.org, Matt Mackall , Matthias Brugger , linux-mediatek@lists.infradead.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 Mon, Jun 24, 2019 at 03:24:11PM +0800, Neal Liu wrote: > Document the binding used by the MediaTek ARMv8 SoCs random > number generator with TrustZone enabled. > > Signed-off-by: Neal Liu > --- > .../devicetree/bindings/rng/mtk-sec-rng.txt | 10 ++++++++++ > 1 file changed, 10 insertions(+) > create mode 100644 Documentation/devicetree/bindings/rng/mtk-sec-rng.txt > > diff --git a/Documentation/devicetree/bindings/rng/mtk-sec-rng.txt b/Documentation/devicetree/bindings/rng/mtk-sec-rng.txt > new file mode 100644 > index 0000000..c04ce15 > --- /dev/null > +++ b/Documentation/devicetree/bindings/rng/mtk-sec-rng.txt > @@ -0,0 +1,10 @@ > +MediaTek random number generator with TrustZone enabled > + > +Required properties: > +- compatible : Should be "mediatek,mtk-sec-rng" What's the interface to access this? A node with a 'compatible' and nothing else is a sign of something that a parent device should instantiate and doesn't need to be in DT. IOW, what do complete bindings for firmware functions look like? > + > +Example: > + > +hwrng: hwrng { > + compatible = "mediatek,mtk-sec-rng"; > +} > -- > 1.7.9.5 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel