From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH 2/3] dt-bindings: Add Reset Controller for MediaTek SoC Date: Thu, 30 Oct 2014 11:10:20 +0100 Message-ID: <2323181.epJX0Uxj7x@wuerfel> References: <1414638733-10080-1-git-send-email-flora.fu@mediatek.com> <1414638733-10080-3-git-send-email-flora.fu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1414638733-10080-3-git-send-email-flora.fu@mediatek.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: flora.fu@mediatek.com Cc: Mark Rutland , devicetree@vger.kernel.org, Russell King , arm@kernel.org, Pawel Moll , Ian Campbell , Olof Johansson , linux-kernel@vger.kernel.org, Grant Likely , Rob Herring , Philipp Zabel , Kumar Gala , Matthias Brugger , srv_heupstream@mediatek.com, Sascha Hauer , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On Thursday 30 October 2014 11:12:12 flora.fu@mediatek.com wrote: > + > +example: > + infrarst: reset-controller@10001030 { > + #reset-cells = <1>; > + compatible = "mediatek,mt8135-infracfg-reset", "mediatek,reset"; > + mediatek,syscon-reset = <&infracfg 0x30 0x8>; > + }; I think you need to change the 'unit-address' now, i.e. the @10001030 value above no longer matches any reg property. You could just remove that part. > +Specifying reset lines connected to IP modules > +============================================== > + > +The reset controller(mtk-reset) manages various reset sources. Those device nodes should > +specify the reset line on the rstc in their resets property, containing a phandle to the > +rstc device node and a RESET_INDEX specifying which module to reset, as described in > +reset.txt. > + > +For MediaTek SoC, RESET_INDEX is reset bit defined in INFRACFG or PERICFG registers. > + > +example: > +pwrap: pwrap@1000f000 { > + compatible = "mediatek,mt8135-pwrap"; > + reg = <0 0x1000f000 0 0x1000>, > + <0 0x11017000 0 0x1000>; > + reg-names = "pwrap-base", > + "pwrap-bridge-base"; > + resets = <&infrarst 7>, <&perirst 34>; > + reset-names = "infrarst", "perirst"; > + }; > +}; > You have an extraneous '};' here. Arnd