From: Stephen Boyd <firstname.lastname@example.org> To: Dong Aisheng <email@example.com>, firstname.lastname@example.org Cc: email@example.com, firstname.lastname@example.org, email@example.com, firstname.lastname@example.org, email@example.com, firstname.lastname@example.org, Dong Aisheng <email@example.com> Subject: Re: [PATCH V5 00/11] clk: imx8: add new clock binding for better pm support Date: Tue, 17 Sep 2019 23:08:34 -0700 Message-ID: <20190918060835.B93D420856@mail.kernel.org> (raw) In-Reply-To: <firstname.lastname@example.org> Quoting Dong Aisheng (2019-09-09 19:09:57) > This is a follow up of this patch series. > https://patchwork.kernel.org/cover/10924029/ > [V2,0/2] clk: imx: scu: add parsing clocks from device tree support > > This patch series is a preparation for the MX8 Architecture improvement. > As for IMX SCU based platforms like MX8QM and MX8QXP, they are comprised > of a couple of SS(Subsystems) while most of them within the same SS > can be shared. e.g. Clocks, Devices and etc. > > However, current clock binding is using SW IDs for device tree to use > which can cause troubles in writing the common <soc>-ss-xx.dtsi file for > different SoCs. > > This patch series aims to introduce a new binding which is more close to > hardware and platform independent and can makes us write a more general > drivers for different SCU based SoCs. > > Another important thing is that on MX8, each Clock resource is associated > with a power domain. So we have to attach that clock device to the power > domain in order to make it work properly. Further more, the clock state > will be lost when its power domain is completely off during suspend/resume, > so we also introduce the clock state save&restore mechanism. I had some more comments on v4. I'm going to wait for those to be addressed before reviewing this series.
next prev parent reply index Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-09-10 2:09 Dong Aisheng 2019-09-09 14:19 ` Aisheng Dong 2019-09-10 2:09 ` [PATCH V5 01/11] dt-bindings: firmware: imx-scu: new binding to parse clocks from device tree Dong Aisheng 2019-09-10 2:09 ` [PATCH V5 02/11] dt-bindings: clock: imx-lpcg: add support " Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 03/11] clk: imx: scu: add two cells binding support Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 04/11] clk: imx: scu: bypass cpu power domains Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 05/11] clk: imx: scu: allow scu clk to take device pointer Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 06/11] clk: imx: scu: add runtime pm support Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 07/11] clk: imx: scu: add suspend/resume support Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 08/11] clk: imx: imx8qxp-lpcg: add parsing clocks from device tree Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 09/11] clk: imx: lpcg: allow lpcg clk to take device pointer Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 10/11] clk: imx: clk-imx8qxp-lpcg: add runtime pm support Dong Aisheng 2019-09-10 2:10 ` [PATCH V5 11/11] clk: imx: lpcg: add suspend/resume support Dong Aisheng 2019-09-18 6:08 ` Stephen Boyd [this message] 2019-11-17 12:31 ` [PATCH V5 00/11] clk: imx8: add new clock binding for better pm support Dong Aisheng 2020-01-06 9:29 ` Daniel Baluta 2019-11-14 12:22 ` Oliver Graute 2019-11-17 12:14 ` Dong Aisheng
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