From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Hunter Subject: Re: [PATCH 1/6] dt-bindings: timer: add Tegra210 timer Date: Thu, 24 Jan 2019 10:30:42 +0000 Message-ID: References: <20190107032810.13522-1-josephl@nvidia.com> <20190107032810.13522-2-josephl@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190107032810.13522-2-josephl@nvidia.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Joseph Lo , Thierry Reding Cc: linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Daniel Lezcano , Thomas Gleixner , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org On 07/01/2019 03:28, Joseph Lo wrote: > The Tegra210 timer provides fourteen 29-bit timer counters and one 32-bit > timestamp counter. The TMRs run at either a fixed 1 MHz clock rate derived > from the oscillator clock (TMR0-TMR9) or directly at the oscillator clock > (TMR10-TMR13). Each TMR can be programmed to generate one-shot periodic, > or watchdog interrupts. > > Cc: Daniel Lezcano > Cc: Thomas Gleixner > Cc: linux-kernel@vger.kernel.org > Cc: devicetree@vger.kernel.org > Signed-off-by: Joseph Lo > --- > .../bindings/timer/nvidia,tegra210-timer.txt | 25 +++++++++++++++++++ > 1 file changed, 25 insertions(+) > create mode 100644 Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.txt > > diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.txt b/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.txt > new file mode 100644 > index 000000000000..ba511220a669 > --- /dev/null > +++ b/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.txt > @@ -0,0 +1,25 @@ > +NVIDIA Tegra210 timer > + > +The Tegra210 timer provides fourteen 29-bit timer counters and one 32-bit > +timestamp counter. The TMRs run at either a fixed 1 MHz clock rate derived > +from the oscillator clock (TMR0-TMR9) or directly at the oscillator clock > +(TMR10-TMR13). Each TMR can be programmed to generate one-shot, periodic, > +or watchdog interrupts. > + > +Required properties: > +- compatible : "nvidia,tegra210-timer". > +- reg : Specifies base physical address and size of the registers. > +- interrupts : A list of 4 interrupts; one per each of TMR10 through TMR13. Why do we only add the interrupts for TMR10 - TMR13? What about the others? Cheers Jon -- nvpublic