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From: Tony Lindgren <tony@atomide.com>
To: Faiz Abbas <faiz_abbas@ti.com>
Cc: linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org,
	devicetree@vger.kernel.org, bcousson@baylibre.com,
	robh+dt@kernel.org, mark.rutland@arm.com, paul@pwsan.com,
	lokeshvutla@ti.com, linux@armlinux.org.uk
Subject: Re: [PATCH 1/3] ARM: dra762: hwmod: Add MCAN support
Date: Tue, 15 May 2018 10:18:08 -0700	[thread overview]
Message-ID: <20180515171808.GR98604@atomide.com> (raw)
In-Reply-To: <20180515171459.GP98604@atomide.com>

* 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

  reply	other threads:[~2018-05-15 17:18 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-08  9:58 [PATCH 0/3] Add MCAN Support for dra76x Faiz Abbas
2018-04-08  9:59 ` [PATCH 1/3] ARM: dra762: hwmod: Add MCAN support Faiz Abbas
2018-05-01 15:26   ` Tony Lindgren
2018-05-15  6:04     ` Faiz Abbas
2018-05-15 17:14       ` Tony Lindgren
2018-05-15 17:18         ` Tony Lindgren [this message]
2018-05-15 17:23           ` Tony Lindgren
2018-05-17  8:13             ` Faiz Abbas
2018-05-17 21:04               ` Tony Lindgren
2018-05-17 21:09   ` Tony Lindgren
2018-05-18 11:54     ` Faiz Abbas
2018-04-08  9:59 ` [PATCH 2/3] ARM: dts: dra762: Add MCAN clock support Faiz Abbas
2018-05-15 17:16   ` Tony Lindgren
2018-04-08  9:59 ` [PATCH 3/3] ARM: dts: dra76x: Add MCAN node Faiz Abbas

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