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Wed, 27 Nov 2019 06:23:13 -0800 Received: from MTKMBS02N1.mediatek.inc (172.21.101.77) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 27 Nov 2019 06:23:24 -0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 27 Nov 2019 22:23:00 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 27 Nov 2019 22:23:03 +0800 From: Neal Liu To: Matt Mackall , Herbert Xu , Rob Herring , Mark Rutland , Matthias Brugger , Sean Wang Subject: [PATCH v5 2/3] dt-bindings: rng: add bindings for MediaTek ARMv8 SoCs Date: Wed, 27 Nov 2019 22:22:57 +0800 Message-ID: <1574864578-467-3-git-send-email-neal.liu@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1574864578-467-1-git-send-email-neal.liu@mediatek.com> References: <1574864578-467-1-git-send-email-neal.liu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191127_062319_373767_D2A1FF60 X-CRM114-Status: GOOD ( 10.62 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@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, wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, Crystal Guo , linux-crypto@vger.kernel.org, Neal Liu , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Document the binding used by the MediaTek ARMv8 SoCs random number generator with TrustZone enabled. Signed-off-by: Neal Liu --- .../bindings/arm/firmware/mediatek,mtk-sec-rng.txt | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/firmware/mediatek,mtk-sec-rng.txt diff --git a/Documentation/devicetree/bindings/arm/firmware/mediatek,mtk-sec-rng.txt b/Documentation/devicetree/bindings/arm/firmware/mediatek,mtk-sec-rng.txt new file mode 100644 index 0000000..741fcdc --- /dev/null +++ b/Documentation/devicetree/bindings/arm/firmware/mediatek,mtk-sec-rng.txt @@ -0,0 +1,18 @@ +MediaTek random number generator with TrustZone enabled + +Required properties: +- compatible : Should contain "mediatek,mtk-sec-rng" + +- method : The method of calling Arm Trusted Firmware. Permitted + values are: + + "smc" : SMC #0, with the register assignments specified + in this binding. + +Example: + firmware { + hwrng { + compatible = "mediatek,mtk-sec-rng"; + methods = "smc"; + }; + };