[U-Boot] [Patch v2 02/16] common/board_f.c: modify the macro to use get_clocks() more common

[Scott Wood]

On Tue, 2015-09-22 at 07:49 -0700, York Sun wrote:
> On 09/21/2015 07:59 PM, Gong Qianyu-B52263 wrote:
> > 
> > > -----Original Message-----
> > > From: Sun York-R58495
> > > Sent: Tuesday, September 22, 2015 1:27 AM
> > > To: Gong Qianyu-B52263; u-boot at lists.denx.de
> > > Cc: Hu Mingkai-B21284; Sun York-R58495; Hou Zhiqiang-B48286; Xie 
> > > Shaohui-
> > > B21989; Song Wenbin-B53747; Wood Scott-B07421
> > > Subject: Re: [Patch v2 02/16] common/board_f.c: modify the macro to use
> > > get_clocks() more common
> > > 
> > > 
> > > 
> > > On 09/17/2015 12:02 AM, Gong Qianyu wrote:
> > > > get_clocks() should not be limited by ESDHC.
> > > > 
> > > > Signed-off-by: Gong Qianyu <Qianyu.Gong at freescale.com>
> > > > ---
> > > >  common/board_f.c                  | 2 +-
> > > >  include/configs/BSC9132QDS.h      | 1 +
> > > >  include/configs/MPC8308RDB.h      | 1 +
> > > >  include/configs/MPC837XEMDS.h     | 1 +
> > > >  include/configs/MPC837XERDB.h     | 1 +
> > > >  include/configs/MPC8536DS.h       | 1 +
> > > >  include/configs/MPC8569MDS.h      | 1 +
> > > >  include/configs/P1010RDB.h        | 1 +
> > > >  include/configs/P1022DS.h         | 1 +
> > > >  include/configs/P2041RDB.h        | 1 +
> > > >  include/configs/T102xQDS.h        | 1 +
> > > >  include/configs/T102xRDB.h        | 1 +
> > > >  include/configs/T1040QDS.h        | 1 +
> > > >  include/configs/T104xRDB.h        | 1 +
> > > >  include/configs/T208xQDS.h        | 1 +
> > > >  include/configs/T208xRDB.h        | 1 +
> > > >  include/configs/T4240QDS.h        | 1 +
> > > >  include/configs/T4240RDB.h        | 1 +
> > > >  include/configs/UCP1020.h         | 1 +
> > > >  include/configs/colibri_vf.h      | 1 +
> > > >  include/configs/controlcenterd.h  | 1 +
> > > >  include/configs/corenet_ds.h      | 1 +
> > > >  include/configs/hrcon.h           | 1 +
> > > >  include/configs/ima3-mx53.h       | 1 +
> > > >  include/configs/ls1021aqds.h      | 1 +
> > > >  include/configs/ls1021atwr.h      | 1 +
> > > >  include/configs/ls2085aqds.h      | 1 +
> > > >  include/configs/ls2085ardb.h      | 1 +
> > > >  include/configs/m53evk.h          | 1 +
> > > >  include/configs/mx25pdk.h         | 1 +
> > > >  include/configs/mx35pdk.h         | 1 +
> > > >  include/configs/mx51_efikamx.h    | 1 +
> > > >  include/configs/mx51evk.h         | 1 +
> > > >  include/configs/mx53ard.h         | 1 +
> > > >  include/configs/mx53evk.h         | 1 +
> > > >  include/configs/mx53loco.h        | 1 +
> > > >  include/configs/mx53smd.h         | 1 +
> > > >  include/configs/mx6_common.h      | 1 +
> > > >  include/configs/p1_p2_rdb_pc.h    | 1 +
> > > >  include/configs/p1_twr.h          | 1 +
> > > >  include/configs/usbarmory.h       | 1 +
> > > >  include/configs/vf610twr.h        | 1 +
> > > >  include/configs/vision2.h         | 1 +
> > > >  include/configs/woodburn_common.h | 1 +
> > > >  44 files changed, 44 insertions(+), 1 deletion(-)
> > > 
> > > Can you take a closer look at the powerpc boards? I think most of them
> > > already calling get_clocks under this
> > > 
> > > defined(CONFIG_PPC) && !defined(CONFIG_8xx_CPUCLK_DEFAULT)
> > > 
> > > York
> > 
> > I'm also confused about this. They have called get_clocks() twice on PPC 
> > before even though they use CONFIG_FSL_ESDHC.
> > I just made a replacement for it to keep the original meaning. 
> > So where should get_clocks() be called correctly on PPC?
> > 
> 
> It doesn't hurt to run twice for ppc. The second call is needed for 
> Freescale
> i.mx SoCs since it doesn't active the first one.
> 
> Please test ppc targets without the change in header file.

Is there a reason why i.mx needs to call it later?  Is there a reason why PPC 
needs to call it sooner?

-Scott