From: Shawn Guo <shawnguo@kernel.org>
To: peng.fan@nxp.com
Cc: sboyd@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com,
abel.vesa@nxp.com, leonard.crestez@nxp.com,
kernel@pengutronix.de, linux-imx@nxp.com, aisheng.dong@nxp.com,
linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, anson.huang@nxp.com,
ping.bai@nxp.com, l.stach@pengutronix.de
Subject: Re: [PATCH RESEND v3 0/4] clk: imx: imx8m: fix a53 cpu clock
Date: Mon, 24 Feb 2020 11:39:11 +0800 [thread overview]
Message-ID: <20200224033911.GH27688@dragon> (raw)
In-Reply-To: <1582107429-21123-1-git-send-email-peng.fan@nxp.com>
On Wed, Feb 19, 2020 at 06:17:05PM +0800, peng.fan@nxp.com wrote:
> From: Peng Fan <peng.fan@nxp.com>
>
> V3:
> Rebased to Shawn's for-next branch
> Typo fix
>
> V2:
> Fix i.MX8MP build
> Update cover letter, i.MX7D not have this issue
>
> The A53 CCM clk root only accepts input up to 1GHz, CCM A53 root
> signoff timing is 1Ghz, however the A53 core which sources from CCM
> root could run above 1GHz which voilates the CCM.
>
> There is a CORE_SEL slice before A53 core, we need configure the
> CORE_SEL slice source from ARM PLL, not A53 CCM clk root.
>
> The A53 CCM clk root should only be used when need to change ARM PLL
> frequency.
>
> Peng Fan (4):
> clk: imx: imx8mq: fix a53 cpu clock
> clk: imx: imx8mm: fix a53 cpu clock
> clk: imx: imx8mn: fix a53 cpu clock
> clk: imx: imx8mp: fix a53 cpu clock
Applied all, thanks.
WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org>
To: peng.fan@nxp.com
Cc: aisheng.dong@nxp.com, abel.vesa@nxp.com, anson.huang@nxp.com,
sboyd@kernel.org, s.hauer@pengutronix.de,
linux-kernel@vger.kernel.org, linux-imx@nxp.com,
kernel@pengutronix.de, l.stach@pengutronix.de,
leonard.crestez@nxp.com, festevam@gmail.com,
linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
ping.bai@nxp.com
Subject: Re: [PATCH RESEND v3 0/4] clk: imx: imx8m: fix a53 cpu clock
Date: Mon, 24 Feb 2020 11:39:11 +0800 [thread overview]
Message-ID: <20200224033911.GH27688@dragon> (raw)
In-Reply-To: <1582107429-21123-1-git-send-email-peng.fan@nxp.com>
On Wed, Feb 19, 2020 at 06:17:05PM +0800, peng.fan@nxp.com wrote:
> From: Peng Fan <peng.fan@nxp.com>
>
> V3:
> Rebased to Shawn's for-next branch
> Typo fix
>
> V2:
> Fix i.MX8MP build
> Update cover letter, i.MX7D not have this issue
>
> The A53 CCM clk root only accepts input up to 1GHz, CCM A53 root
> signoff timing is 1Ghz, however the A53 core which sources from CCM
> root could run above 1GHz which voilates the CCM.
>
> There is a CORE_SEL slice before A53 core, we need configure the
> CORE_SEL slice source from ARM PLL, not A53 CCM clk root.
>
> The A53 CCM clk root should only be used when need to change ARM PLL
> frequency.
>
> Peng Fan (4):
> clk: imx: imx8mq: fix a53 cpu clock
> clk: imx: imx8mm: fix a53 cpu clock
> clk: imx: imx8mn: fix a53 cpu clock
> clk: imx: imx8mp: fix a53 cpu clock
Applied all, thanks.
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next prev parent reply other threads:[~2020-02-24 3:39 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-19 10:17 [PATCH RESEND v3 0/4] clk: imx: imx8m: fix a53 cpu clock peng.fan
2020-02-19 10:17 ` peng.fan
2020-02-19 10:17 ` [PATCH RESEND v3 1/4] clk: imx: imx8mq: " peng.fan
2020-02-19 10:17 ` peng.fan
2020-03-10 19:38 ` Leonard Crestez
2020-03-10 19:38 ` Leonard Crestez
2020-03-11 1:16 ` Peng Fan
2020-03-11 1:16 ` Peng Fan
2020-03-25 12:25 ` Leonard Crestez
2020-03-25 12:25 ` Leonard Crestez
2020-03-25 12:27 ` Peng Fan
2020-03-25 12:27 ` Peng Fan
2020-02-19 10:17 ` [PATCH RESEND v3 2/4] clk: imx: imx8mm: " peng.fan
2020-02-19 10:17 ` peng.fan
2020-02-19 10:17 ` [PATCH RESEND v3 3/4] clk: imx: imx8mn: " peng.fan
2020-02-19 10:17 ` peng.fan
2020-02-19 10:17 ` [PATCH RESEND v3 4/4] clk: imx: imx8mp: " peng.fan
2020-02-19 10:17 ` peng.fan
2020-02-24 1:13 ` Peng Fan
2020-02-24 1:13 ` Peng Fan
2020-02-24 3:39 ` Shawn Guo [this message]
2020-02-24 3:39 ` [PATCH RESEND v3 0/4] clk: imx: imx8m: " Shawn Guo
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