[PATCH v5 18/36] dt-bindings: memory: tegra20: mc: Document new interconnect property

Dmitry Osipenko
2020-08-14T00:07:44Z

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@kernel.org>
Signed-off-by: Dmitry Osipenko <digetx@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@7000f000 {
@@ -27,6 +29,7 @@ Example:
interrupts = <GIC_SPI 77 0x04>;
#reset-cells = <1>;
#iommu-cells = <0>;
+ #interconnect-cells = <1>;
};

video-codec@6001a000 {
--
2.27.0