[PATCH v1 02/29] dt-bindings: memory: tegra20: emc: Document new interconnect property

Dmitry Osipenko digetx at gmail.com
Mon Nov 18 20:02:20 UTC 2019


External memory controller is interconnected with memory controller and
with external memory. Document new interconnect property which designates
external memory controller as interconnect provider.

Signed-off-by: Dmitry Osipenko <digetx at gmail.com>
---
 .../bindings/memory-controllers/nvidia,tegra20-emc.txt        | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt
index add95367640b..7566d883f921 100644
--- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt
@@ -12,6 +12,9 @@ Properties:
   irrespective of ram-code configuration.
 - interrupts : Should contain EMC General interrupt.
 - clocks : Should contain EMC clock.
+- #interconnect-cells : Should be 1. This cell represents external memory
+  interconnect. The assignments may be found in header file
+  <dt-bindings/interconnect/tegra-icc.h>.
 
 Child device nodes describe the memory settings for different configurations and clock rates.
 
@@ -20,6 +23,7 @@ Example:
 	memory-controller at 7000f400 {
 		#address-cells = < 1 >;
 		#size-cells = < 0 >;
+		#interconnect-cells = < 1 >;
 		compatible = "nvidia,tegra20-emc";
 		reg = <0x7000f4000 0x200>;
 		interrupts = <0 78 0x04>;
-- 
2.23.0



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