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Diffstat (limited to 'Documentation/devicetree/bindings/memory-controllers/renesas,dbsc.txt')
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diff --git a/Documentation/devicetree/bindings/memory-controllers/renesas,dbsc.txt b/Documentation/devicetree/bindings/memory-controllers/renesas,dbsc.txt deleted file mode 100644 index 9f78e6c82740..000000000000 --- a/Documentation/devicetree/bindings/memory-controllers/renesas,dbsc.txt +++ /dev/null @@ -1,44 +0,0 @@ -DT bindings for Renesas R-Mobile and SH-Mobile memory controllers -================================================================= - -Renesas R-Mobile and SH-Mobile SoCs contain one or more memory controllers. -These memory controllers differ from one SoC variant to another, and are called -by different names ("DDR Bus Controller (DBSC)", "DDR3 Bus State Controller -(DBSC3)", "SDRAM Bus State Controller (SBSC)"). - -Currently memory controller device nodes are used only to reference PM -domains, and prevent these PM domains from being powered down, which would -crash the system. - -As there exist no actual drivers for these controllers yet, these bindings -should be considered EXPERIMENTAL for now. - -Required properties: - - compatible: Must be one of the following SoC-specific values: - - "renesas,dbsc-r8a73a4" (R-Mobile APE6) - - "renesas,dbsc3-r8a7740" (R-Mobile A1) - - "renesas,sbsc-sh73a0" (SH-Mobile AG5) - - reg: Must contain the base address and length of the memory controller's - registers. - -Optional properties: - - interrupts: Must contain a list of interrupt specifiers for memory - controller interrupts, if available. - - interrupt-names: Must contain a list of interrupt names corresponding to - the interrupts in the interrupts property, if available. - Valid interrupt names are: - - "sec" (secure interrupt) - - "temp" (normal (temperature) interrupt) - - power-domains: Must contain a reference to the PM domain that the memory - controller belongs to, if available. - -Example: - - sbsc1: memory-controller@fe400000 { - compatible = "renesas,sbsc-sh73a0"; - reg = <0xfe400000 0x400>; - interrupts = <0 35 IRQ_TYPE_LEVEL_HIGH>, - <0 36 IRQ_TYPE_LEVEL_HIGH>; - interrupt-names = "sec", "temp"; - power-domains = <&pd_a4bc0>; - }; |