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From: Jayant Shekhar <jshekhar-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
	linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	abhinavk-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
	Jayant Shekhar <jshekhar-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	robdclark-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	nganji-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
	seanpaul-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org,
	Sravanthi Kollukuduru
	<skolluku-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	hoegsberg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org,
	jsanka-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
	chandanu-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org
Subject: [v6 3/3] dt-bindings: msm/disp: Introduce interconnect bindings for MDSS on SDM845
Date: Wed, 23 Jan 2019 09:01:37 +0530	[thread overview]
Message-ID: <1548214297-17697-4-git-send-email-jshekhar@codeaurora.org> (raw)
In-Reply-To: <1548214297-17697-1-git-send-email-jshekhar-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>

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:
  	- None

Changes in v6:
	-None

Signed-off-by: Sravanthi Kollukuduru <skolluku@codeaurora.org>
Signed-off-by: Jayant Shekhar <jshekhar@codeaurora.org>
---
 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 ad2e883..a61dd40 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>;
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

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  parent reply	other threads:[~2019-01-23  3:31 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-23  3:31 [v6 0/3] Use interconnect API in MDSS on SDM845 Jayant Shekhar
2019-01-23  3:31 ` [v6 1/3] drm/msm/dpu: clean up references of DPU custom bus scaling Jayant Shekhar
2019-01-23  3:31 ` [v6 2/3] drm/msm/dpu: Integrate interconnect API in MDSS Jayant Shekhar
     [not found] ` <1548214297-17697-1-git-send-email-jshekhar-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2019-01-23  3:31   ` Jayant Shekhar [this message]
2019-01-23  3:42 [v6 0/3] Use interconnect API in MDSS on SDM845 Jayant Shekhar
2019-01-23  3:42 ` [v6 3/3] dt-bindings: msm/disp: Introduce interconnect bindings for " Jayant Shekhar

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