* Neil Armstrong <narmstrong@xxxxxxxxxxxx> [151112 06:16]:
> On 10/24/2015 12:09 PM, Neil Armstrong wrote:
> > Hi,
> >
> > 2015-10-24 3:21 GMT+02:00 Tony Lindgren <tony@xxxxxxxxxxx>:
> >>
> >> Hi,
> >>
> >> * Neil Armstrong <narmstrong@xxxxxxxxxxxx> [151022 02:19]:
> >>> Add missing HWMOD_NO_IDLEST hwmod flag for entries no
> >>> having omap4 clkctrl values.
> >>
> >> Have you checked this is the case both in dm814x and dm816x TRM?
> >> Also the documentation may not be complete FYI, might be also
> >> worth checking the legacy TI kernel tree to be sure.
> >>
> >> Regards,
> >>
> >> Tony
> >>
> >>> Cc: Brian Hutchinson <b.hutchman@xxxxxxxxx>
> >>> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> >>> ---
> >>> arch/arm/mach-omap2/omap_hwmod_81xx_data.c | 3 +++
> >>> 1 file changed, 3 insertions(+)
> >>>
> >>> diff --git a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c
> >>> index b1288f5..6256052 100644
> >>> --- a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c
> >>> +++ b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c
> >>> @@ -144,6 +144,7 @@ static struct omap_hwmod dm81xx_l4_ls_hwmod = {
> >>> .name = "l4_ls",
> >>> .clkdm_name = "alwon_l3s_clkdm",
> >>> .class = &l4_hwmod_class,
> >>> + .flags = HWMOD_NO_IDLEST,
> >>> };
> > In DM814x TRM, the CM_ALWON_L3_SLOW_CLKSTCTRL does not have IDLEST field.
> > Same in DM816x TRM.
> >
> >>>
> >>> /*
> >>> @@ -155,6 +156,7 @@ static struct omap_hwmod dm81xx_l4_hs_hwmod = {
> >>> .name = "l4_hs",
> >>> .clkdm_name = "alwon_l3_med_clkdm",
> >>> .class = &l4_hwmod_class,
> >>> + .flags = HWMOD_NO_IDLEST,
> >>> };
> > In DM814x TRM, the CM_ALWON_L3_MED_CLKSTCTRL does not have IDLEST field.
> > Same in DM816x TRM.
> >
> >>>
> >>> /* L3 slow -> L4 ls peripheral interface running at 125MHz */
> >>> @@ -850,6 +852,7 @@ static struct omap_hwmod dm816x_emac0_hwmod = {
> >>> .name = "emac0",
> >>> .clkdm_name = "alwon_ethernet_clkdm",
> >>> .class = &dm816x_emac_hwmod_class,
> >>> + .flags = HWMOD_NO_IDLEST,
> >>> };
> > In this particular case, the IDLEST is handled in the MDIO hwmod.
> >
> >>>
> >>> static struct omap_hwmod_ocp_if dm81xx_l4_hs__emac0 = {
> >>> --
> >>> 1.9.1
> >
> > I'll check the TI tree to be sure...
> >
> > Regards,
> > Neil
> >
> Tony,
>
> In TI's tree, there is no L3_MED hwmod but the L3_SLOW hwmod has NO_IDLEST flag.
>
> Is there any other issue about this patchset ?
Thanks for checking. Well one thing, if this is needed as fix, then a
description of what happens without it would be good to have.
Regards,
Tony
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