From: Oliver Graute <oliver.graute@kococonnector.com>
To: Dong Aisheng <aisheng.dong@nxp.com>
Cc: "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"sboyd@kernel.org" <sboyd@kernel.org>,
"mturquette@baylibre.com" <mturquette@baylibre.com>,
Rob Herring <robh+dt@kernel.org>,
"linux-imx@nxp.com" <linux-imx@nxp.com>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
"fabio.estevam@nxp.com" <fabio.estevam@nxp.com>,
"shawnguo@kernel.org" <shawnguo@kernel.org>,
"linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v3 01/11] dt-bindings: firmware: imx-scu: new binding to parse clocks from device tree
Date: Thu, 29 Aug 2019 10:01:45 +0000 [thread overview]
Message-ID: <20190829094624.GC18928@optiplex> (raw)
In-Reply-To: <1563289265-10977-2-git-send-email-aisheng.dong@nxp.com>
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 <robh+dt@kernel.org>
> Cc: Stephen Boyd <sboyd@kernel.org>
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Sascha Hauer <kernel@pengutronix.de>
> Cc: Michael Turquette <mturquette@baylibre.com>
> Cc: devicetree@vger.kernel.org
> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
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 <oliver.graute@kococonnector.com>
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next prev parent reply other threads:[~2019-08-29 10:02 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-16 15:00 [PATCH v3 00/11] clk: imx8: add new clock binding for better pm support Dong Aisheng
2019-07-16 15:00 ` [PATCH v3 01/11] dt-bindings: firmware: imx-scu: new binding to parse clocks from device tree Dong Aisheng
2019-08-03 14:42 ` Shawn Guo
2019-08-05 3:48 ` Dong Aisheng
2019-08-19 12:36 ` Daniel Baluta
2019-08-29 10:01 ` Oliver Graute [this message]
2019-07-16 15:00 ` [PATCH v3 02/11] dt-bindings: clock: imx-lpcg: add support " Dong Aisheng
2019-08-03 13:50 ` Shawn Guo
2019-08-05 3:27 ` Dong Aisheng
2019-08-12 13:00 ` Shawn Guo
2019-08-12 14:41 ` Aisheng Dong
2019-08-12 15:54 ` Shawn Guo
2019-08-19 12:42 ` Daniel Baluta
2019-07-16 15:00 ` [PATCH v3 03/11] clk: imx: scu: add two cells binding support Dong Aisheng
2019-07-16 15:00 ` [PATCH v3 04/11] clk: imx: scu: bypass cpu power domains Dong Aisheng
2019-07-16 15:00 ` [PATCH v3 05/11] clk: imx: scu: allow scu clk to take device pointer Dong Aisheng
2019-07-16 15:01 ` [PATCH v3 06/11] clk: imx: scu: add runtime pm support Dong Aisheng
2019-07-16 15:01 ` [PATCH v3 07/11] clk: imx: scu: add suspend/resume support Dong Aisheng
2019-07-16 15:01 ` [PATCH v3 08/11] clk: imx: imx8qxp-lpcg: add parsing clocks from device tree Dong Aisheng
2019-07-16 15:01 ` [PATCH v3 09/11] clk: imx: lpcg: allow lpcg clk to take device pointer Dong Aisheng
2019-07-16 15:01 ` [PATCH v3 10/11] clk: imx: clk-imx8qxp-lpcg: add runtime pm support Dong Aisheng
2019-07-16 15:01 ` [PATCH v3 11/11] clk: imx: lpcg: add suspend/resume support Dong Aisheng
2019-07-25 12:48 ` [PATCH v3 00/11] clk: imx8: add new clock binding for better pm support Dong Aisheng
2019-07-30 11:55 ` Oliver Graute
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