Message ID | 20201104164923.21238-6-digetx@gmail.com (mailing list archive) |
---|---|
State | Not Applicable, archived |
Delegated to: | Chanwoo Choi |
Headers | show |
Series | Introduce memory interconnect for NVIDIA Tegra SoCs | expand |
On Wed, Nov 04, 2020 at 07:48:41PM +0300, Dmitry Osipenko wrote: > Tegra20 External Memory Controller talks to DRAM chips and it needs to be > reprogrammed when memory frequency changes. Tegra Memory Controller sits > behind EMC and these controllers are tightly coupled. This patch adds the > new phandle property which allows to properly express connection of EMC > and MC hardware in a device-tree, it also put the Tegra20 EMC binding on > par with Tegra30+ EMC bindings, which is handy to have. > > Acked-by: Rob Herring <robh@kernel.org> > Signed-off-by: Dmitry Osipenko <digetx@gmail.com> > --- > .../bindings/memory-controllers/nvidia,tegra20-emc.txt | 2 ++ Thanks, applied. Best regards, Krzysztof
diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt index 567cffd37f3f..1b0d4417aad8 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt @@ -12,6 +12,7 @@ Properties: irrespective of ram-code configuration. - interrupts : Should contain EMC General interrupt. - clocks : Should contain EMC clock. +- nvidia,memory-controller : Phandle of the Memory Controller node. Child device nodes describe the memory settings for different configurations and clock rates. @@ -24,6 +25,7 @@ Example: reg = <0x7000f400 0x400>; interrupts = <0 78 0x04>; clocks = <&tegra_car TEGRA20_CLK_EMC>; + nvidia,memory-controller = <&mc>; }