From: Shawn Guo <shawnguo@kernel.org>
To: Dong Aisheng <aisheng.dong@nxp.com>
Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
sboyd@kernel.org, mturquette@baylibre.com, fabio.estevam@nxp.com,
linux-imx@nxp.com, kernel@pengutronix.de
Subject: Re: [PATCH v7 00/11] clk: imx8: add new clock binding for better pm support
Date: Mon, 26 Oct 2020 10:55:12 +0800 [thread overview]
Message-ID: <20201026025512.GD9880@dragon> (raw)
In-Reply-To: <1596009618-25516-1-git-send-email-aisheng.dong@nxp.com>
On Wed, Jul 29, 2020 at 04:00:07PM +0800, Dong Aisheng wrote:
> 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.
>
> It's based on latest shanw/for-next branch.
>
> The top commit is:
> 3c1a41dab7b8 Merge branch 'imx/defconfig' into for-next
>
> ChangeLog:
> v6->v7:
> * addressed all comments from Stephen
> * rebased to latest shawn/for-next
> v5->v6:
> * add scu clk unregister if add provider failed
> v4->v5:
> * Address all comments from Stephen
> v3->v4:
> * use clk-indices for LPCG to fetch each clks offset from dt
> v2->v3:
> * change scu clk into two cells binding
> * add clk pm patches to ease the understand of the changes
> v1->v2:
> * SCU clock changed to one cell clock binding inspired by arm,scpi.txt
> Documentation/devicetree/bindings/arm/arm,scpi.txt
> * Add required power domain property
> * Dropped PATCH 3&4 first, will send the updated version accordingly
> after the binding is finally determined,
>
> Dong Aisheng (11):
> dt-bindings: firmware: imx-scu: new binding to parse clocks from
> device tree
> dt-bindings: clock: imx-lpcg: add support to parse clocks from device
> tree
> clk: imx: scu: add two cells binding support
> clk: imx: scu: bypass cpu power domains
> clk: imx: scu: allow scu clk to take device pointer
> clk: imx: scu: add runtime pm support
> clk: imx: scu: add suspend/resume support
> clk: imx: imx8qxp-lpcg: add parsing clocks from device tree
> clk: imx: lpcg: allow lpcg clk to take device pointer
> clk: imx: clk-imx8qxp-lpcg: add runtime pm support
> clk: imx: lpcg: add suspend/resume support
Applied all, thanks.
prev parent reply other threads:[~2020-10-26 2:55 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-29 8:00 [PATCH v7 00/11] clk: imx8: add new clock binding for better pm support Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 01/11] dt-bindings: firmware: imx-scu: new binding to parse clocks from device tree Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 02/11] dt-bindings: clock: imx-lpcg: add support " Dong Aisheng
2020-07-29 8:06 ` Dong Aisheng
2020-07-31 21:28 ` Rob Herring
2020-10-14 0:41 ` Stephen Boyd
2020-07-29 8:00 ` [PATCH v7 03/11] clk: imx: scu: add two cells binding support Dong Aisheng
2020-10-14 0:40 ` Stephen Boyd
2020-10-30 1:06 ` Nathan Chancellor
2020-10-30 3:22 ` Aisheng Dong
2020-10-30 15:58 ` Aisheng Dong
2020-07-29 8:00 ` [PATCH v7 04/11] clk: imx: scu: bypass cpu power domains Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 05/11] clk: imx: scu: allow scu clk to take device pointer Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 06/11] clk: imx: scu: add runtime pm support Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 07/11] clk: imx: scu: add suspend/resume support Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 08/11] clk: imx: imx8qxp-lpcg: add parsing clocks from device tree Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 09/11] clk: imx: lpcg: allow lpcg clk to take device pointer Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 10/11] clk: imx: clk-imx8qxp-lpcg: add runtime pm support Dong Aisheng
2020-07-29 8:00 ` [PATCH v7 11/11] clk: imx: lpcg: add suspend/resume support Dong Aisheng
2020-07-29 8:04 ` [PATCH v7 00/11] clk: imx8: add new clock binding for better pm support Dong Aisheng
2020-08-17 7:42 ` Dong Aisheng
2020-09-02 6:35 ` Dong Aisheng
2020-09-27 4:13 ` Aisheng Dong
2020-10-12 19:28 ` Stephen Boyd
2020-10-13 9:27 ` Dong Aisheng
2020-10-14 0:41 ` Stephen Boyd
2020-10-15 6:51 ` Dong Aisheng
2020-10-26 2:55 ` Shawn Guo [this message]
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