From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Clark Subject: [PATCH 3/5] dt-bindings: msm/disp: Introduce interconnect bindings for MDSS on SDM845 Date: Tue, 18 Jun 2019 13:24:11 -0700 Message-ID: <20190618202425.15259-4-robdclark@gmail.com> References: <20190618202425.15259-1-robdclark@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190618202425.15259-1-robdclark@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, Sean Paul , Georgi Djakov , Jayant Shekhar , Sravanthi Kollukuduru , Rob Herring , Rob Clark , Rob Clark , Sean Paul , David Airlie , Daniel Vetter , Rob Herring , Mark Rutland , freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: dri-devel@lists.freedesktop.org From: Jayant Shekhar Add interconnect properties such as interconnect provider specifier , the edge source and destination ports which are required by the interconnect API to configure interconnect path for MDSS. Changes in v2: - None Changes in v3: - Remove common property definitions (Rob Herring) Changes in v4: - Use port macros and change port string names (Georgi Djakov) Changes in v5-v7: - None Signed-off-by: Sravanthi Kollukuduru Signed-off-by: Jayant Shekhar Reviewed-by: Rob Herring Signed-off-by: Rob Clark --- Documentation/devicetree/bindings/display/msm/dpu.txt | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/display/msm/dpu.txt b/Documentation/devicetree/bindings/display/msm/dpu.txt index ad2e8830324e..a61dd40f3792 100644 --- a/Documentation/devicetree/bindings/display/msm/dpu.txt +++ b/Documentation/devicetree/bindings/display/msm/dpu.txt @@ -28,6 +28,11 @@ Required properties: - #address-cells: number of address cells for the MDSS children. Should be 1. - #size-cells: Should be 1. - ranges: parent bus address space is the same as the child bus address space. +- interconnects : interconnect path specifier for MDSS according to + Documentation/devicetree/bindings/interconnect/interconnect.txt. Should be + 2 paths corresponding to 2 AXI ports. +- interconnect-names : MDSS will have 2 port names to differentiate between the + 2 interconnect paths defined with interconnect specifier. Optional properties: - assigned-clocks: list of clock specifiers for clocks needing rate assignment @@ -86,6 +91,11 @@ Example: interrupt-controller; #interrupt-cells = <1>; + interconnects = <&rsc_hlos MASTER_MDP0 &rsc_hlos SLAVE_EBI1>, + <&rsc_hlos MASTER_MDP1 &rsc_hlos SLAVE_EBI1>; + + interconnect-names = "mdp0-mem", "mdp1-mem"; + iommus = <&apps_iommu 0>; #address-cells = <2>; -- 2.20.1