From d524dac9279b6a41ffdf7ff7958c577f2e387db6 Mon Sep 17 00:00:00 2001 From: Grant Likely Date: Wed, 26 Jan 2011 10:10:40 -0700 Subject: dt: Move device tree documentation out of powerpc directory The device tree is used by more than just PowerPC. Make the documentation directory available to all. v2: reorganized files while moving to create arch and driver specific directories. Signed-off-by: Grant Likely Acked-by: Josh Boyer --- .../devicetree/bindings/powerpc/fsl/mcm.txt | 64 ++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 Documentation/devicetree/bindings/powerpc/fsl/mcm.txt (limited to 'Documentation/devicetree/bindings/powerpc/fsl/mcm.txt') diff --git a/Documentation/devicetree/bindings/powerpc/fsl/mcm.txt b/Documentation/devicetree/bindings/powerpc/fsl/mcm.txt new file mode 100644 index 000000000000..4ceda9b3b413 --- /dev/null +++ b/Documentation/devicetree/bindings/powerpc/fsl/mcm.txt @@ -0,0 +1,64 @@ +===================================================================== +MPX LAW & Coherency Module Device Tree Binding +Copyright (C) 2009 Freescale Semiconductor Inc. +===================================================================== + +Local Access Window (LAW) Node + +The LAW node represents the region of CCSR space where local access +windows are configured. For MCM based devices this is the first 4k +of CCSR space that includes CCSRBAR, ALTCBAR, ALTCAR, BPTR, and some +number of local access windows as specified by fsl,num-laws. + +PROPERTIES + + - compatible + Usage: required + Value type: + Definition: Must include "fsl,mcm-law" + + - reg + Usage: required + Value type: + Definition: A standard property. The value specifies the + physical address offset and length of the CCSR space + registers. + + - fsl,num-laws + Usage: required + Value type: + Definition: The value specifies the number of local access + windows for this device. + +===================================================================== + +MPX Coherency Module Node + +The MPX LAW node represents the region of CCSR space where MCM config +and error reporting registers exist, this is the second 4k (0x1000) +of CCSR space. + +PROPERTIES + + - compatible + Usage: required + Value type: + Definition: Must include "fsl,CHIP-mcm", "fsl,mcm" where + CHIP is the processor (mpc8641, mpc8610, etc.) + + - reg + Usage: required + Value type: + Definition: A standard property. The value specifies the + physical address offset and length of the CCSR space + registers. + + - interrupts + Usage: required + Value type: + + - interrupt-parent + Usage: required + Value type: + +===================================================================== -- cgit v1.2.1