On 08/13/2014 01:17 AM, Valentin Longchamp wrote: > There is the requirement on the chassis's backplane that when the clocks > have been enabled, they then should not disappear. > > Resetting the Zarlink clocking chips at unit reset violates this > requirement because the backplane clocks are not supplied during the > reset time. > > To avoid this side effect, both the Zarlink clocking chips are reset > only at power up. > > Signed-off-by: Valentin Longchamp <valentin.longch...@keymile.com> > > --- > > Changes in v2: > - Improve the commit message for more clarity > > board/keymile/kmp204x/kmp204x.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/board/keymile/kmp204x/kmp204x.c b/board/keymile/kmp204x/kmp204x.c > index 6bc8eb8..638b2a3 100644 > --- a/board/keymile/kmp204x/kmp204x.c > +++ b/board/keymile/kmp204x/kmp204x.c > @@ -94,7 +94,7 @@ int board_early_init_f(void) > qrio_wdmask(BFTIC4_RST, true); > > /* set the ZL30138's prstcfg to reset at power-up and unit reset only */ > - qrio_prstcfg(ZL30158_RST, PRSTCFG_POWUP_UNIT_RST); > + qrio_prstcfg(ZL30158_RST, PRSTCFG_POWUP_RST); > /* and take it out of reset as soon as possible (needed for Hooper) */ > qrio_prst(ZL30158_RST, false, false); > > @@ -144,7 +144,7 @@ int misc_init_f(void) > qrio_prst(ETH_FRONT_PHY_RST, false, false); > > /* set the ZL30343 prstcfg to reset at power-up and unit reset only */ > - qrio_prstcfg(ZL30343_RST, PRSTCFG_POWUP_UNIT_RST); > + qrio_prstcfg(ZL30343_RST, PRSTCFG_POWUP_RST); > /* and enable the WD on it */ > qrio_wdmask(ZL30343_RST, true); > > Did you miss the comments, or they are still correct after the change?
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