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Thu, 29 Aug 2019 10:01:46 +0000 Received: from HE1PR0902MB2075.eurprd09.prod.outlook.com ([fe80::3914:9799:b8a4:e891]) by HE1PR0902MB2075.eurprd09.prod.outlook.com ([fe80::3914:9799:b8a4:e891%3]) with mapi id 15.20.2199.021; Thu, 29 Aug 2019 10:01:45 +0000 From: Oliver Graute To: Dong Aisheng Subject: Re: [PATCH v3 01/11] dt-bindings: firmware: imx-scu: new binding to parse clocks from device tree Thread-Topic: [PATCH v3 01/11] dt-bindings: firmware: imx-scu: new binding to parse clocks from device tree Thread-Index: AQHVXlDCj1UcA2HR9UqRNdBbxYJSJg== Date: Thu, 29 Aug 2019 10:01:45 +0000 Message-ID: <20190829094624.GC18928@optiplex> References: <1563289265-10977-1-git-send-email-aisheng.dong@nxp.com> <1563289265-10977-2-git-send-email-aisheng.dong@nxp.com> In-Reply-To: <1563289265-10977-2-git-send-email-aisheng.dong@nxp.com> Accept-Language: de-DE, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: LO2P123CA0002.GBRP123.PROD.OUTLOOK.COM (2603:10a6:600:a6::14) To HE1PR0902MB2075.eurprd09.prod.outlook.com (2603:10a6:7:1e::17) authentication-results: spf=none (sender IP is ) smtp.mailfrom=oliver.graute@kococonnector.com; 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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 16/07/19, Dong Aisheng wrote: > There's a few limitations on the original one cell clock binding > (#clock-cells = <1>) that we have to define some SW clock IDs for device > tree to reference. This may cause troubles if we want to use common > clock IDs for multi platforms support when the clock of those platforms > are mostly the same. > e.g. Current clock IDs name are defined with SS prefix. > > However the device may reside in different SS across CPUs, that means the > SS prefix may not valid anymore for a new SoC. Furthermore, the device > availability of those clocks may also vary a bit. > > For such situation, we want to eliminate the using of SW Clock IDs and > change to use a more close to HW one instead. > For SCU clocks usage, only two params required: Resource id + Clock Type. > Both parameters are platform independent. So we could use two cells binding > to pass those parameters, > > Cc: Rob Herring > Cc: Stephen Boyd > Cc: Shawn Guo > Cc: Sascha Hauer > Cc: Michael Turquette > Cc: devicetree@vger.kernel.org > Signed-off-by: Dong Aisheng This Patch series (v3) is running fine for some weeks on my iMX8QM Board. So feel free to use my Tag: Tested-by: Oliver Graute _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel