[PATCH v6 05/52] dt-bindings: memory: tegra20: mc: Document new interconnect property

Dmitry Osipenko digetx at gmail.com
Sun Oct 25 22:16:48 UTC 2020


Memory controller is interconnected with memory clients and with the
External Memory Controller. Document new interconnect property which
turns memory controller into interconnect provider.

Acked-by: Rob Herring <robh at kernel.org>
Signed-off-by: Dmitry Osipenko <digetx at gmail.com>
---
 .../bindings/memory-controllers/nvidia,tegra20-mc.txt          | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt
index e55328237df4..739b7c6f2e26 100644
--- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt
@@ -16,6 +16,8 @@ Required properties:
   IOMMU specifier needed to encode an address. GART supports only a single
   address space that is shared by all devices, therefore no additional
   information needed for the address encoding.
+- #interconnect-cells : Should be 1. This cell represents memory client.
+  The assignments may be found in header file <dt-bindings/memory/tegra20-mc.h>.
 
 Example:
 	mc: memory-controller at 7000f000 {
@@ -27,6 +29,7 @@ Example:
 		interrupts = <GIC_SPI 77 0x04>;
 		#reset-cells = <1>;
 		#iommu-cells = <0>;
+		#interconnect-cells = <1>;
 	};
 
 	video-codec at 6001a000 {
-- 
2.27.0



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