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From: Stephen Boyd <sboyd@kernel.org>
To: Dong Aisheng <aisheng.dong@nxp.com>, linux-clk@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org, mturquette@baylibre.com,
	shawnguo@kernel.org, fabio.estevam@nxp.com, linux-imx@nxp.com,
	kernel@pengutronix.de, Dong Aisheng <aisheng.dong@nxp.com>
Subject: Re: [PATCH v7 03/11] clk: imx: scu: add two cells binding support
Date: Tue, 13 Oct 2020 17:40:31 -0700	[thread overview]
Message-ID: <160263603141.310579.16999413927152855385@swboyd.mtv.corp.google.com> (raw)
In-Reply-To: <1596009618-25516-4-git-send-email-aisheng.dong@nxp.com>

Quoting Dong Aisheng (2020-07-29 01:00:10)
> This patch implements the new two cells binding for SCU clocks.
> The usage is as follows:
> clocks = <&uart0_clk IMX_SC_R_UART_0 IMX_SC_PM_CLK_PER>
> 
> Due to each SCU clock is associated with a power domain, without power
> on the domain, the SCU clock can't work. So we create platform devices
> for each domain clock respectively and manually attach the required domain
> before register the clock devices, then we can register clocks in the
> clock platform driver accordingly.
> 
> Note because we do not have power domain info in device tree and the SCU
> resource ID is the same for power domain and clock, so we use resource ID
> to find power domains.
> 
> Later, we will also use this clock platform driver to support suspend/resume
> and runtime pm.
> 
> Cc: Stephen Boyd <sboyd@kernel.org>
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Sascha Hauer <kernel@pengutronix.de>
> Cc: Michael Turquette <mturquette@baylibre.com>
> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
> ---

Reviewed-by: Stephen Boyd <sboyd@kernel.org>

WARNING: multiple messages have this Message-ID (diff)
From: Stephen Boyd <sboyd@kernel.org>
To: Dong Aisheng <aisheng.dong@nxp.com>, linux-clk@vger.kernel.org
Cc: Dong Aisheng <aisheng.dong@nxp.com>,
	mturquette@baylibre.com, linux-imx@nxp.com,
	kernel@pengutronix.de, fabio.estevam@nxp.com,
	shawnguo@kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v7 03/11] clk: imx: scu: add two cells binding support
Date: Tue, 13 Oct 2020 17:40:31 -0700	[thread overview]
Message-ID: <160263603141.310579.16999413927152855385@swboyd.mtv.corp.google.com> (raw)
In-Reply-To: <1596009618-25516-4-git-send-email-aisheng.dong@nxp.com>

Quoting Dong Aisheng (2020-07-29 01:00:10)
> This patch implements the new two cells binding for SCU clocks.
> The usage is as follows:
> clocks = <&uart0_clk IMX_SC_R_UART_0 IMX_SC_PM_CLK_PER>
> 
> Due to each SCU clock is associated with a power domain, without power
> on the domain, the SCU clock can't work. So we create platform devices
> for each domain clock respectively and manually attach the required domain
> before register the clock devices, then we can register clocks in the
> clock platform driver accordingly.
> 
> Note because we do not have power domain info in device tree and the SCU
> resource ID is the same for power domain and clock, so we use resource ID
> to find power domains.
> 
> Later, we will also use this clock platform driver to support suspend/resume
> and runtime pm.
> 
> Cc: Stephen Boyd <sboyd@kernel.org>
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Sascha Hauer <kernel@pengutronix.de>
> Cc: Michael Turquette <mturquette@baylibre.com>
> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
> ---

Reviewed-by: Stephen Boyd <sboyd@kernel.org>

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linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2020-10-14  0:40 UTC|newest]

Thread overview: 56+ 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 ` 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   ` Dong Aisheng
2020-07-29  8:00 ` [PATCH v7 02/11] dt-bindings: clock: imx-lpcg: add support " Dong Aisheng
2020-07-29  8:00   ` Dong Aisheng
2020-07-29  8:06   ` Dong Aisheng
2020-07-29  8:06     ` Dong Aisheng
2020-07-31 21:28   ` Rob Herring
2020-07-31 21:28     ` Rob Herring
2020-10-14  0:41   ` Stephen Boyd
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
2020-07-29  8:00   ` Dong Aisheng
2020-10-14  0:40   ` Stephen Boyd [this message]
2020-10-14  0:40     ` Stephen Boyd
2020-10-30  1:06   ` Nathan Chancellor
2020-10-30  1:06     ` Nathan Chancellor
2020-10-30  3:22     ` Aisheng Dong
2020-10-30  3:22       ` Aisheng Dong
2020-10-30 15:58       ` 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   ` 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   ` 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   ` 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   ` 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   ` 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   ` 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   ` Dong Aisheng
2020-07-29  8:00 ` [PATCH v7 11/11] clk: imx: lpcg: add suspend/resume support Dong Aisheng
2020-07-29  8:00   ` Dong Aisheng
2020-07-29  8:04 ` [PATCH v7 00/11] clk: imx8: add new clock binding for better pm support Dong Aisheng
2020-07-29  8:04   ` Dong Aisheng
2020-08-17  7:42   ` Dong Aisheng
2020-08-17  7:42     ` Dong Aisheng
2020-09-02  6:35     ` Dong Aisheng
2020-09-02  6:35       ` Dong Aisheng
2020-09-27  4:13       ` Aisheng Dong
2020-09-27  4:13         ` Aisheng Dong
2020-10-12 19:28         ` Stephen Boyd
2020-10-12 19:28           ` Stephen Boyd
2020-10-13  9:27           ` Dong Aisheng
2020-10-13  9:27             ` Dong Aisheng
2020-10-14  0:41             ` Stephen Boyd
2020-10-14  0:41               ` Stephen Boyd
2020-10-15  6:51               ` Dong Aisheng
2020-10-15  6:51                 ` Dong Aisheng
2020-10-26  2:55 ` Shawn Guo
2020-10-26  2:55   ` Shawn Guo

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