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From: Peng Fan <peng.fan@nxp.com>
To: "mturquette@baylibre.com" <mturquette@baylibre.com>,
	"sboyd@kernel.org" <sboyd@kernel.org>,
	"shawnguo@kernel.org" <shawnguo@kernel.org>,
	"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
	"festevam@gmail.com" <festevam@gmail.com>
Cc: "kernel@pengutronix.de" <kernel@pengutronix.de>,
	dl-linux-imx <linux-imx@nxp.com>,
	Anson Huang <anson.huang@nxp.com>, Jacky Bai <ping.bai@nxp.com>,
	Abel Vesa <abel.vesa@nxp.com>,
	"linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Leonard Crestez <leonard.crestez@nxp.com>
Subject: RE: [PATCH V3 0/4] clk: imx8m: fix glitch/mux
Date: Tue, 17 Sep 2019 06:20:15 +0000	[thread overview]
Message-ID: <AM0PR04MB4481A31DD68C3C3409E95339888F0@AM0PR04MB4481.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <1568043491-20680-1-git-send-email-peng.fan@nxp.com>

Hi Stephen, Shawn,

> Subject: [PATCH V3 0/4] clk: imx8m: fix glitch/mux

Sorry to ping early. Is there a chance to land this patchset in 5.3 release?

Thanks,
Peng.

> 
> From: Peng Fan <peng.fan@nxp.com>
> 
> V3:
>  Add cover-letter
> 
> V2:
>  Added patch [2,3,4]/4 and avoid glitch when prepare
> 
> There is two bypass bit in the pll, BYPASS and EXT_BYPASS.
> There is also a restriction that to avoid glitch, need set BYPASS bit when
> RESETB changed from 0 to 1, otherwise there will be glitch.
> 
> However the BYPASS bit is also used as mux bit in imx8mm/imx8mn clk driver.
> 
> This means two paths touch the same bit which is wrong. So switch to use
> EXT_BYPASS bit as the mux.
> 
> Peng Fan (4):
>   clk: imx: pll14xx: avoid glitch when set rate
>   clk: imx: clk-pll14xx: unbypass PLL by default
>   clk: imx: imx8mm: fix pll mux bit
>   clk: imx: imx8mn: fix pll mux bit
> 
>  drivers/clk/imx/clk-imx8mm.c  | 32 ++++++++++----------------------
> drivers/clk/imx/clk-imx8mn.c  | 32 ++++++++++----------------------
> drivers/clk/imx/clk-pll14xx.c | 27 ++++++++++++++++++++++++++-
>  3 files changed, 46 insertions(+), 45 deletions(-)
> 
> --
> 2.16.4


  parent reply	other threads:[~2019-09-17  6:20 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-09  3:39 [PATCH V3 0/4] clk: imx8m: fix glitch/mux Peng Fan
2019-09-09  3:39 ` [PATCH V3 1/4] clk: imx: pll14xx: avoid glitch when set rate Peng Fan
2019-09-18  6:07   ` Stephen Boyd
2019-09-09  3:39 ` [PATCH V3 2/4] clk: imx: clk-pll14xx: unbypass PLL by default Peng Fan
2019-09-18  6:07   ` Stephen Boyd
2019-09-09  3:39 ` [PATCH V3 3/4] clk: imx: imx8mm: fix pll mux bit Peng Fan
2019-09-18  6:07   ` Stephen Boyd
2019-09-09  3:39 ` [PATCH V3 4/4] clk: imx: imx8mn: " Peng Fan
2019-09-18  6:07   ` Stephen Boyd
2019-09-17  6:20 ` Peng Fan [this message]
2019-09-17 16:28   ` [PATCH V3 0/4] clk: imx8m: fix glitch/mux Stephen Boyd
2019-09-18  5:45     ` Peng Fan
2019-09-18  5:53       ` Stephen Boyd

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