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Tue, 11 Aug 2020 09:48:18 +0800 Received: from [172.21.77.4] (172.21.77.4) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 11 Aug 2020 09:47:23 +0800 Message-ID: <1597110443.22273.5.camel@mtksdaap41> Subject: Re: [PATCH v17 1/3] dt-bindings: Add bindings for Mediatek matrix keypad From: Yingjoe Chen To: Fengping Yu Date: Tue, 11 Aug 2020 09:47:23 +0800 In-Reply-To: <20200810064058.6467-2-fengping.yu@mediatek.com> References: <20200810064058.6467-1-fengping.yu@mediatek.com> <20200810064058.6467-2-fengping.yu@mediatek.com> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: B2CD043487BC2843B3826AD6DB0F9EC3DC55BA7D3B4D9836D2D5FCFBC9953D792000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200810_215845_431860_B626E998 X-CRM114-Status: GOOD ( 19.42 ) 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, Dmitry Torokhov , Marco Felsch , linux-kernel@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, linux-input@vger.kernel.org, Andy Shevchenko , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Hi, On Mon, 2020-08-10 at 14:40 +0800, Fengping Yu wrote: > From: "fengping.yu" > > This patch add devicetree bindings for Mediatek matrix keypad driver. > > Signed-off-by: fengping.yu > --- > .../devicetree/bindings/input/mtk-kpd.yaml | 87 +++++++++++++++++++ > 1 file changed, 87 insertions(+) > create mode 100644 Documentation/devicetree/bindings/input/mtk-kpd.yaml > > diff --git a/Documentation/devicetree/bindings/input/mtk-kpd.yaml b/Documentation/devicetree/bindings/input/mtk-kpd.yaml > new file mode 100644 > index 000000000000..d74dd8a6fbde <...> > + keypad,num-columns: > + description: Number of column lines connected to the keypad controller, > + it is not equal to PCB columns number, instead you should add required value > + for each IC. If not specified, the default value is 1. > + > + keypad,num-rows: > + description: Number of row lines connected to the keypad controller, it is > + not equal to PCB rows number, instead you should add required value for each IC. > + If not specified, the default value is 1. Your source code can't really handle dts without rows/columns properties. Also, the default value doesn't make any sense. No IC will have rows or columns set to 1. Since these are IC specified, not board specified, I think you should just have the correct numbers in driver. Joe.C _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15FF2C433DF for ; Tue, 11 Aug 2020 02:00:25 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D68A5206DC for ; 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bh=wWsrLG80qkuNgSA4gGuAfus81URferVVdJm10Q2FyI0=; b=D5xe5xHA5gYU4RjvI4svlu2vpiIEvWNSbxoNBMxV6fsBFEh7XUnCIzEhcxit2gjbmLb/SoG7QG199yCWvAiQ6iuLaXw/n65SADtIe80VB8oBog3MAKzSvAg1ncAtGNYPi5ZUkRBevl/4QRRai+erZaaYa1TFh1sXUnrG2mKdBK8=; X-UUID: 1bd5ec77df514373accc91cd49b13bd7-20200810 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 607090760; Mon, 10 Aug 2020 17:58:24 -0800 Received: from MTKMBS32N1.mediatek.inc (172.27.4.71) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 10 Aug 2020 18:48:18 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by MTKMBS32N1.mediatek.inc (172.27.4.71) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 11 Aug 2020 09:48:18 +0800 Received: from [172.21.77.4] (172.21.77.4) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 11 Aug 2020 09:47:23 +0800 Message-ID: <1597110443.22273.5.camel@mtksdaap41> Subject: Re: [PATCH v17 1/3] dt-bindings: Add bindings for Mediatek matrix keypad From: Yingjoe Chen To: Fengping Yu Date: Tue, 11 Aug 2020 09:47:23 +0800 In-Reply-To: <20200810064058.6467-2-fengping.yu@mediatek.com> References: <20200810064058.6467-1-fengping.yu@mediatek.com> <20200810064058.6467-2-fengping.yu@mediatek.com> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: B2CD043487BC2843B3826AD6DB0F9EC3DC55BA7D3B4D9836D2D5FCFBC9953D792000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200810_215845_431860_B626E998 X-CRM114-Status: GOOD ( 19.42 ) 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, Dmitry Torokhov , Marco Felsch , linux-kernel@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, linux-input@vger.kernel.org, Andy Shevchenko , 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+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, On Mon, 2020-08-10 at 14:40 +0800, Fengping Yu wrote: > From: "fengping.yu" > > This patch add devicetree bindings for Mediatek matrix keypad driver. > > Signed-off-by: fengping.yu > --- > .../devicetree/bindings/input/mtk-kpd.yaml | 87 +++++++++++++++++++ > 1 file changed, 87 insertions(+) > create mode 100644 Documentation/devicetree/bindings/input/mtk-kpd.yaml > > diff --git a/Documentation/devicetree/bindings/input/mtk-kpd.yaml b/Documentation/devicetree/bindings/input/mtk-kpd.yaml > new file mode 100644 > index 000000000000..d74dd8a6fbde <...> > + keypad,num-columns: > + description: Number of column lines connected to the keypad controller, > + it is not equal to PCB columns number, instead you should add required value > + for each IC. If not specified, the default value is 1. > + > + keypad,num-rows: > + description: Number of row lines connected to the keypad controller, it is > + not equal to PCB rows number, instead you should add required value for each IC. > + If not specified, the default value is 1. Your source code can't really handle dts without rows/columns properties. Also, the default value doesn't make any sense. No IC will have rows or columns set to 1. Since these are IC specified, not board specified, I think you should just have the correct numbers in driver. Joe.C _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel