Messages in this thread | | | From | Jacky Bai <> | Subject | RE: [PATCH] clk: imx6ull: use OSC clock during AXI rate change | Date | Thu, 10 May 2018 01:53:10 +0000 |
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> Subject: Re: [PATCH] clk: imx6ull: use OSC clock during AXI rate change > > On 09.05.2018 03:26, Jacky Bai wrote: > >> Subject: Re: [PATCH] clk: imx6ull: use OSC clock during AXI rate > >> change > >> > >> Quoting Stefan Agner (2018-05-08 06:20:03) > >> > On 08.05.2018 09:32, Jacky Bai wrote: > >> > > > >> > > I have tried two 6ULL board, I don't meet such issue. System can > >> > > boot up successfully with commit 6f9575e55632 included. > >> > > Anyway, the change in this patch is ok for me. it is no harm to > >> > > the BUS clock change flow. > >> > > >> > Hm, that is interesting, maybe it is because we use a different SKU? > >> > Or maybe bootloader? > >> > > >> > I tested here with a 800 MHz clocked variant on a Colibri iMX6ULL > >> > using U-Boot 2016.11. > >> > > >> > >> I'll throw this into fixes today because it fixes something to be > >> useful. It's still interesting to see what's different between the two setups > though. > > > > Thanks. > > > > I will find some 800MHz parts and have a try with different bootloader later. > > Will let you know, when I have some results. > > > > FWIW, I tried two SKUs here: > MCIMX6Z2DVM05AA (528Mhz) > MCIMX6Z2CVM08AA (800MHz) >
MCIMX6Z or MCIMX6Y ? I think i.MX6ULL should be 6Y.
Jacky
> Both run at 396MHz in U-Boot, and both freeze and the same location. > > -- > Stefan
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