From mboxrd@z Thu Jan 1 00:00:00 1970 From: Neal Liu Subject: [PATCH v2 2/3] dt-bindings: rng: update bindings for MediaTek ARMv8 SoCs Date: Mon, 27 May 2019 16:38:45 +0800 Message-ID: <1558946326-13630-3-git-send-email-neal.liu@mediatek.com> References: <1558946326-13630-1-git-send-email-neal.liu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1558946326-13630-1-git-send-email-neal.liu@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Matt Mackall , Herbert Xu , Rob Herring , Mark Rutland , Matthias Brugger , Sean Wang Cc: Neal Liu , linux-crypto@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, lkml , wsd_upstream@mediatek.com, Crystal Guo List-Id: devicetree@vger.kernel.org Document the binding used by the MediaTek ARMv8 SoCs random number generator with TrustZone enabled. Signed-off-by: Neal Liu --- Documentation/devicetree/bindings/rng/mtk-rng.txt | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/rng/mtk-rng.txt b/Documentation/devicetree/bindings/rng/mtk-rng.txt index 2bc89f1..1fb9b1d 100644 --- a/Documentation/devicetree/bindings/rng/mtk-rng.txt +++ b/Documentation/devicetree/bindings/rng/mtk-rng.txt @@ -3,9 +3,12 @@ found in MediaTek SoC family Required properties: - compatible : Should be - "mediatek,mt7622-rng", "mediatek,mt7623-rng" : for MT7622 - "mediatek,mt7629-rng", "mediatek,mt7623-rng" : for MT7629 - "mediatek,mt7623-rng" : for MT7623 + "mediatek,mt7622-rng", "mediatek,mt7623-rng" for MT7622 + "mediatek,mt7629-rng", "mediatek,mt7623-rng" for MT7629 + "mediatek,mt7623-rng" for MT7623 + "mediatek,mtk-sec-rng" for MediaTek ARMv8 SoCs + +Optional properties: - clocks : list of clock specifiers, corresponding to entries in clock-names property; - clock-names : Should contain "rng" entries; @@ -19,3 +22,7 @@ rng: rng@1020f000 { clocks = <&infracfg CLK_INFRA_TRNG>; clock-names = "rng"; }; + +hwrng: hwrng { + compatible = "mediatek,mtk-sec-rng"; +}; -- 1.7.9.5