[PATCH v2 04/12] driver: clk: imx: Add clock driver for imx6sll

Jacky Bai ping.bai at nxp.com
Sat Jan 21 18:14:35 PST 2017


> > > > The reason why we enable these two clks here is in below commit
> > > > commit
> > > > a5120e89e7e187a91852896f586876c7a2030804
> > > > Author: Peter Chen <peter.chen at freescale.com>
> > > > Date:   Fri Jan 18 10:38:05 2013 +0800
> > > >       ARM i.MX6: change mxs usbphy clock usage
> > > >
> > >
> > > So can we mark these clks with CLK_IS_CRITICAL flag then instead?
> > > Or are they disabled out of the bootloader?
> > >
> >
> > Sure, using 'CLK_IS_CRITICAL'  should be ok for clks_init_on clocks.
> > But for  USBPHY*_GATE, it is only enabled when CONIG_USB_MXC_PHY is
> > true.  And another concern is if we need to add CLK_IS_CRITICAL flag to
> clks_init_on clocks, we may need to add new wrapper function to register
> these critical clock. It is not very good.
> 
> Ok so set the critical flag when CONFIG_USB_MXC_PHY is enabled?
> That isn't too hard to do.
> 

Ok, thanks, I will address this in V3.

> > 
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