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r: 60654
b: refs/heads/master
c: 3b824f8
h: refs/heads/master
v: v3
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Roy Zang authored and Kumar Gala committed Jul 3, 2007
1 parent ffc0b19 commit c857db2
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2 changes: 1 addition & 1 deletion [refs]
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refs/heads/master: 8d038e0433e3164e460c2daeca1ec6947a08f81a
refs/heads/master: 3b824f85191c9ccc2614474543118e88543d5ba2
28 changes: 28 additions & 0 deletions trunk/Documentation/powerpc/booting-without-of.txt
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Expand Up @@ -51,6 +51,7 @@ Table of Contents
h) Board Control and Status (BCSR)
i) Freescale QUICC Engine module (QE)
g) Flash chip nodes
k) Global Utilities Block

VII - Specifying interrupt information for devices
1) interrupts property
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partition-names = "fs\0firmware";
};

k) 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).

Example:

global-utilities@e0000 { /* global utilities block */
compatible = "fsl,mpc8548-guts";
reg = <e0000 1000>;
fsl,has-rstcr;
};

More devices will be defined as this spec matures.

VII - Specifying interrupt information for devices
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