diff options
Diffstat (limited to 'kernel/Documentation/devicetree/bindings/powerpc/fsl/guts.txt')
-rw-r--r-- | kernel/Documentation/devicetree/bindings/powerpc/fsl/guts.txt | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/kernel/Documentation/devicetree/bindings/powerpc/fsl/guts.txt b/kernel/Documentation/devicetree/bindings/powerpc/fsl/guts.txt new file mode 100644 index 000000000..7f150b501 --- /dev/null +++ b/kernel/Documentation/devicetree/bindings/powerpc/fsl/guts.txt @@ -0,0 +1,36 @@ +* Global Utilities Block + +The global utilities block controls power management, I/O device +enabling, power-on-reset configuration monitoring, general-purpose +I/O signal configuration, alternate function selection for multiplexed +signals, and clock control. + +Required properties: + + - compatible : Should define the compatible device type for + global-utilities. + - reg : Offset and length of the register set for the device. + +Recommended properties: + + - fsl,has-rstcr : Indicates that the global utilities register set + contains a functioning "reset control register" (i.e. the board + is wired to reset upon setting the HRESET_REQ bit in this register). + + - fsl,liodn-bits : Indicates the number of defined bits in the LIODN + registers, for those SOCs that have a PAMU device. + +Examples: + global-utilities@e0000 { /* global utilities block */ + compatible = "fsl,mpc8548-guts"; + reg = <e0000 1000>; + fsl,has-rstcr; + }; + + guts: global-utilities@e0000 { + compatible = "fsl,qoriq-device-config-1.0"; + reg = <0xe0000 0xe00>; + fsl,has-rstcr; + #sleep-cells = <1>; + fsl,liodn-bits = <12>; + }; |