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

Peng Fan
2019-09-17T06:20:22Z

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