From mboxrd@z Thu Jan 1 00:00:00 1970 From: Georgi Djakov Subject: Re: [PATCH v4 2/7] dt-bindings: Introduce interconnect provider bindings Date: Wed, 6 Jun 2018 18:23:00 +0300 Message-ID: <8fd1092a-40cd-b2a4-b153-df67e16bb4b3@linaro.org> References: <20180309210958.16672-1-georgi.djakov@linaro.org> <20180309210958.16672-3-georgi.djakov@linaro.org> <7723f351-2460-7378-411a-cfcdf4138d8f@baylibre.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <7723f351-2460-7378-411a-cfcdf4138d8f@baylibre.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Neil Armstrong Cc: linux-pm@vger.kernel.org, gregkh@linuxfoundation.org, mark.rutland@arm.com, lorenzo.pieralisi@arm.com, skannan@codeaurora.org, seansw@qti.qualcomm.com, khilman@baylibre.com, mturquette@baylibre.com, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, amit.kucheria@linaro.org, bjorn.andersson@linaro.org, robh+dt@kernel.org, linux-arm-msm@vger.kernel.org, davidai@quicinc.com, vincent.guittot@linaro.org, linux-arm-kernel@lists.infradead.org List-Id: linux-arm-msm@vger.kernel.org Hi Neil, Apologies for the delayed response. On 12.04.18 г. 16:15, Neil Armstrong wrote: > On 09/03/2018 22:09, Georgi Djakov wrote: >> This binding is intended to represent the interconnect hardware present >> in some of the modern SoCs. Currently it consists only of a binding for >> the interconnect hardware devices (provider). >> >> Signed-off-by: Georgi Djakov >> --- >> .../bindings/interconnect/interconnect.txt | 47 ++++++++++++++++++++++ >> 1 file changed, 47 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/interconnect/interconnect.txt >> >> diff --git a/Documentation/devicetree/bindings/interconnect/interconnect.txt b/Documentation/devicetree/bindings/interconnect/interconnect.txt >> new file mode 100644 >> index 000000000000..70612bb201e4 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/interconnect/interconnect.txt >> @@ -0,0 +1,47 @@ >> +Interconnect Provider Device Tree Bindings >> +========================================= >> + >> +The purpose of this document is to define a common set of generic interconnect >> +providers/consumers properties. >> + >> + >> += interconnect providers = >> + >> +The interconnect provider binding is intended to represent the interconnect >> +controllers in the system. Each provider registers a set of interconnect >> +nodes, which expose the interconnect related capabilities of the interconnect >> +to consumer drivers. These capabilities can be throughput, latency, priority >> +etc. The consumer drivers set constraints on interconnect path (or endpoints) >> +depending on the usecase. Interconnect providers can also be interconnect >> +consumers, such as in the case where two network-on-chip fabrics interface >> +directly > > Hi, > > Can't we specify the number of cells for the phandle ? It should be aligned with other consumer/provider bindings. Yes, that's the plan. Will align it! Thanks, Georgi