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SubjectRe: [PATCH 1/3] ARM: dra762: hwmod: Add MCAN support
* Tony Lindgren <tony@atomide.com> [180515 17:17]:
> * Faiz Abbas <faiz_abbas@ti.com> [180515 06:05]:
> > Hi Tony,
> >
> > On Tuesday 01 May 2018 08:56 PM, Tony Lindgren wrote:
> > > Hi,
> > >
> > > * Faiz Abbas <faiz_abbas@ti.com> [180408 09:59]:
> > >> From: Lokesh Vutla <lokeshvutla@ti.com>
> > >>
> > >> Add MCAN hwmod data and register it for dra762 silicons.
> > >>
> > >> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
> > >> Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
> > >> ---
> > >> arch/arm/mach-omap2/omap_hwmod_7xx_data.c | 32 +++++++++++++++++++++++++++++++
> > >> 1 file changed, 32 insertions(+)
> > >>
> > >> diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
> > >> index 62352d1..a2cd7f8 100644
> > >> --- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
> > >> +++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
> > >> @@ -1356,6 +1356,29 @@ static struct omap_hwmod dra7xx_mailbox13_hwmod = {
> > >> };
> > >>
> > >> /*
> > >> + * 'mcan' class
> > >> + *
> > >> + */
> > >> +static struct omap_hwmod_class dra76x_mcan_hwmod_class = {
> > >> + .name = "mcan",
> > >> +};
> > >
> > > Looks like you're missing the related struct omap_hwmod_class_sysconfig
> > > entry for this with the rev and sysconfig registers.
> > >
> >
> > Sorry, I missed this email earlier. The MCAN module doesn't have
> > sysconfig registers.
>
> If there's no sysconfig register you should have no need for adding
> anything to omap_hwmod_7xx_data.c. We now have the dts clkctrl
> clocks, you can just add that to the dts node for the device.

However.. My guess is there is somewhere a top level interconnect
target module that uses DRA7XX_CM_WKUPAON_ADC_CLKCTRL. And that
module may have multiple child devices.

Regards,

Tony

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