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staging: omap-thermal: update DT entry documentation

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Simple update on documentation file for DT. This patch
also adds an example for OMAP4430 and 0MAP4470, and also updated
OMAP4460's example.

Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eduardo Valentin 2013-02-26 18:53:34 -04:00 • committed by Greg Kroah-Hartman
parent 194a54f0bd
commit 18da6351d0
1 changed files with 24 additions and 3 deletions
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27
drivers/staging/omap-thermal/omap_bandgap.txt
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@ -10,21 +10,42 @@ to the silicon temperature.
Required properties: Required properties:
- compatible : Should be: - compatible : Should be:
- "ti,omap4460-control-bandgap" : for OMAP4460 bandgap - "ti,omap4430-bandgap" : for OMAP4430 bandgap
- "ti,omap5430-control-bandgap" : for OMAP5430 bandgap - "ti,omap4460-bandgap" : for OMAP4460 bandgap
- "ti,omap4470-bandgap" : for OMAP4470 bandgap
- "ti,omap5430-bandgap" : for OMAP5430 bandgap
- interrupts : this entry should indicate which interrupt line - interrupts : this entry should indicate which interrupt line
the talert signal is routed to; the talert signal is routed to;
Specific: Specific:
- ti,tshut-gpio : this entry should be used to inform which GPIO - ti,tshut-gpio : this entry should be used to inform which GPIO
line the tshut signal is routed to; line the tshut signal is routed to;
- regs : this entry must also be specified and it is specific
to each bandgap version, because the mapping may change from
soc to soc, apart of depending on available features.
Example: Example:
OMAP4430:
bandgap {
reg = <0x4a002260 0x4 0x4a00232C 0x4>;
compatible = "ti,omap4430-bandgap";
};
OMAP4460:
bandgap { bandgap {
reg = <0x4a002260 0x4 reg = <0x4a002260 0x4
0x4a00232C 0x4 0x4a00232C 0x4
0x4a002378 0x18>; 0x4a002378 0x18>;
compatible = "ti,omap4460-control-bandgap"; compatible = "ti,omap4460-bandgap";
interrupts = <0 126 4>; /* talert */
ti,tshut-gpio = <86>;
};
OMAP4470:
bandgap {
reg = <0x4a002260 0x4
0x4a00232C 0x4
0x4a002378 0x18>;
compatible = "ti,omap4470-bandgap";
interrupts = <0 126 4>; /* talert */ interrupts = <0 126 4>; /* talert */
ti,tshut-gpio = <86>; ti,tshut-gpio = <86>;
}; };