From: Stephen Boyd <sboyd@kernel.org>
To: Abel Vesa <abelvesa@kernel.org>,
Fabio Estevam <festevam@gmail.com>, Han Xu <han.xu@nxp.com>,
Michael Turquette <mturquette@baylibre.com>,
NXP Linux Team <linux-imx@nxp.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Sascha Hauer <s.hauer@pengutronix.de>,
Shawn Guo <shawnguo@kernel.org>,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: miquel.raynal@bootlin.com, linux-mtd@lists.infradead.org, han.xu@nxp.com
Subject: Re: [PATCH v2] clk: imx: imx6sx: remove the SET_RATE_PARENT flag for QSPI clocks
Date: Wed, 28 Sep 2022 11:20:35 -0700 [thread overview]
Message-ID: <20220928182037.41880C433D6@smtp.kernel.org> (raw)
In-Reply-To: <20220915150959.3646702-1-han.xu@nxp.com>
Quoting Han Xu (2022-09-15 08:09:59)
> There is no dedicate parent clock for QSPI so SET_RATE_PARENT flag
> should not be used. For instance, the default parent clock for QSPI is
> pll2_bus, which is also the parent clock for quite a few modules, such
> as MMDC, once GPMI NAND set clock rate for EDO5 mode can cause system
> hang due to pll2_bus rate changed.
>
> Fixes: f1541e15e38e ("clk: imx6sx: Switch to clk_hw based API")
> Signed-off-by: Han Xu <han.xu@nxp.com>
>
> ---
Applied to clk-fixes
WARNING: multiple messages have this Message-ID (diff)
From: Stephen Boyd <sboyd@kernel.org>
To: Abel Vesa <abelvesa@kernel.org>,
Fabio Estevam <festevam@gmail.com>, Han Xu <han.xu@nxp.com>,
Michael Turquette <mturquette@baylibre.com>,
NXP Linux Team <linux-imx@nxp.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Sascha Hauer <s.hauer@pengutronix.de>,
Shawn Guo <shawnguo@kernel.org>,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: miquel.raynal@bootlin.com, linux-mtd@lists.infradead.org, han.xu@nxp.com
Subject: Re: [PATCH v2] clk: imx: imx6sx: remove the SET_RATE_PARENT flag for QSPI clocks
Date: Wed, 28 Sep 2022 11:20:35 -0700 [thread overview]
Message-ID: <20220928182037.41880C433D6@smtp.kernel.org> (raw)
In-Reply-To: <20220915150959.3646702-1-han.xu@nxp.com>
Quoting Han Xu (2022-09-15 08:09:59)
> There is no dedicate parent clock for QSPI so SET_RATE_PARENT flag
> should not be used. For instance, the default parent clock for QSPI is
> pll2_bus, which is also the parent clock for quite a few modules, such
> as MMDC, once GPMI NAND set clock rate for EDO5 mode can cause system
> hang due to pll2_bus rate changed.
>
> Fixes: f1541e15e38e ("clk: imx6sx: Switch to clk_hw based API")
> Signed-off-by: Han Xu <han.xu@nxp.com>
>
> ---
Applied to clk-fixes
______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/
WARNING: multiple messages have this Message-ID (diff)
From: Stephen Boyd <sboyd@kernel.org>
To: Abel Vesa <abelvesa@kernel.org>,
Fabio Estevam <festevam@gmail.com>, Han Xu <han.xu@nxp.com>,
Michael Turquette <mturquette@baylibre.com>,
NXP Linux Team <linux-imx@nxp.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Sascha Hauer <s.hauer@pengutronix.de>,
Shawn Guo <shawnguo@kernel.org>,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: miquel.raynal@bootlin.com, linux-mtd@lists.infradead.org, han.xu@nxp.com
Subject: Re: [PATCH v2] clk: imx: imx6sx: remove the SET_RATE_PARENT flag for QSPI clocks
Date: Wed, 28 Sep 2022 11:20:35 -0700 [thread overview]
Message-ID: <20220928182037.41880C433D6@smtp.kernel.org> (raw)
In-Reply-To: <20220915150959.3646702-1-han.xu@nxp.com>
Quoting Han Xu (2022-09-15 08:09:59)
> There is no dedicate parent clock for QSPI so SET_RATE_PARENT flag
> should not be used. For instance, the default parent clock for QSPI is
> pll2_bus, which is also the parent clock for quite a few modules, such
> as MMDC, once GPMI NAND set clock rate for EDO5 mode can cause system
> hang due to pll2_bus rate changed.
>
> Fixes: f1541e15e38e ("clk: imx6sx: Switch to clk_hw based API")
> Signed-off-by: Han Xu <han.xu@nxp.com>
>
> ---
Applied to clk-fixes
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-09-28 18:20 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-15 15:09 [PATCH v2] clk: imx: imx6sx: remove the SET_RATE_PARENT flag for QSPI clocks Han Xu
2022-09-15 15:09 ` Han Xu
2022-09-15 15:09 ` Han Xu
2022-09-15 15:49 ` Fabio Estevam
2022-09-15 15:49 ` Fabio Estevam
2022-09-15 15:49 ` Fabio Estevam
2022-09-19 9:33 ` Abel Vesa
2022-09-19 9:33 ` Abel Vesa
2022-09-19 9:33 ` Abel Vesa
2022-09-28 18:20 ` Stephen Boyd [this message]
2022-09-28 18:20 ` Stephen Boyd
2022-09-28 18:20 ` Stephen Boyd
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