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 ?
Neil
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