From mboxrd@z Thu Jan 1 00:00:00 1970 From: robh@kernel.org (Rob Herring) Date: Tue, 1 May 2018 08:39:06 -0500 Subject: [PATCH 09/16] bus: ti-sysc: Add handling for clkctrl opt clocks In-Reply-To: <20180423174549.57412-10-tony@atomide.com> References: <20180423174549.57412-1-tony@atomide.com> <20180423174549.57412-10-tony@atomide.com> Message-ID: <20180501133906.GA18650@rob-hp-laptop> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Apr 23, 2018 at 10:45:42AM -0700, Tony Lindgren wrote: > There can be up to eight optional device functional gate gate clocks for > each clkctrl instance in clkctrl register bits 8 to 15. Some of them are > only needed for module level reset while others may always be needed > during use. Let's add support for those and update the binding doc > accordingly. > > Note that the optional clkctrl mux and divider clocks starting at bit 20 > can be directly mapped to the child devices, and ti-sysc does not need to > manage those. > > And as GPIOs need the optional clocks for reset, we can now add it with > SYSC_QUIRK_OPT_CLKS_IN_RESET. > > Cc: Mark Rutland > Cc: Rob Herring > Cc: Tero Kristo > Cc: devicetree at vger.kernel.org > Signed-off-by: Tony Lindgren > --- > .../devicetree/bindings/bus/ti-sysc.txt | 6 +- Reviewed-by: Rob Herring > drivers/bus/ti-sysc.c | 140 ++++++++++++++---- > 2 files changed, 120 insertions(+), 26 deletions(-)