[PATCH 0/2] CREG clk driver for NXP LPC18xx family

Stephen Boyd sboyd at codeaurora.org
Tue Feb 9 10:29:17 PST 2016


On 02/09, Joachim Eastwood wrote:
> Hi Stephen,
> 
> On 8 February 2016 at 23:26, Stephen Boyd <sboyd at codeaurora.org> wrote:
> > On 07/11, Joachim Eastwood wrote:
> >> This patch set adds a clk driver for the low power clocks found in
> >> the CREG block on lpc18xx. CREG is a collection of miscellaneous
> >> configuration registers that can be accessed through a syscon
> >> regmap interface. The clk driver makes it possible to setup and
> >> enabled these two clocks.
> >>
> >> This need to support peripherals like the internal RTC on the
> >> lpc18xx platform.
> >>
> >
> > I know this is many months old, but is this driver still
> > required? I can apply it to clk-next if so.
> 
> It is still needed for the internal RTC (rtc-lpc24xx) on lpc18xx. The
> RTC uses a 1 kHz clock that is controlled in CREG (misc system regs).
> 
> Note; if you apply it you will most likely get a very trivial conflict
> in drivers/clk/nxp/Makefile because clk-lpc32xx.c has been added since
> these patches was sent.
> 

Hm, ok. I see that Mike had some comments on the thread that look
to be left unanswered? Care to address those first?

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