Re: [PATCH 07/89] clk: bcm: rpi: Allow the driver to be probed by DT

From: Maxime Ripard
Date: Mon Mar 23 2020 - 11:13:09 EST


Hi Stefan,

On Sun, Mar 01, 2020 at 01:16:28PM +0100, Stefan Wahren wrote:
> Hi Maxime,
>
> Am 24.02.20 um 10:06 schrieb Maxime Ripard:
> > The current firmware clock driver for the RaspberryPi can only be probed by
> > manually registering an associated platform_device.
> >
> > While this works fine for cpufreq where the device gets attached a clkdev
> > lookup, it would be tedious to maintain a table of all the devices using
> > one of the clocks exposed by the firmware.
> >
> > Since the DT on the other hand is the perfect place to store those
> > associations, make the firmware clocks driver probe-able through the device
> > tree so that we can represent it as a node.
> >
> > Cc: Michael Turquette <mturquette@xxxxxxxxxxxx>
> > Cc: Stephen Boyd <sboyd@xxxxxxxxxx>
> > Cc: linux-clk@xxxxxxxxxxxxxxx
> > Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>
>
> FWIW i want to mention that starting with this commit, X doesn't start
> on my Raspberry Pi 3A (applied on top of linux-next using
> multi_v7_defconfig).

Was this the same issue you reported with the HSM clock rate, or truly
an issue with my series?

Maxime

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