Thread (1 message) 1 message, 1 author, 2013-05-23

[PATCH V2 1/6] drivers: bus: add a new driver for WEIM

From: arnd@arndb.de (Arnd Bergmann)
Date: 2013-05-23 09:53:37
Also in: linux-devicetree

On Thursday 23 May 2013, Huang Shijie wrote:
? 2013?05?23? 17:23, Sascha Hauer ??:
quoted
On Thu, May 23, 2013 at 04:16:13PM +0800, Huang Shijie wrote:
quoted
+			<cs-number>  0<physical address of mapping>  <size>
+
+Timing property for child nodes. It is mandatory, not optional.
+
+ - fsl,weim-cs-timing:	The timing array, contains 6 timing values for the
+			child node. We can get the CS index from the child
+			node's "reg" property.
This should be more detailed, something like:

This contains the values for the registers EIM_CSnGCR1, EIM_CSnGCR2,
EIM_CSnRCR1, EIM_CSnRCR2, EIM_CSnWCR1, EIM_CSnWCR2 in this order.

do you mean i should add some new properties, such as
"fsl,eim_csnrcr1", "fsl,eim_csnrcr2" ...
No, the property is fine, just update the documentation the way that
Sascha suggested.
quoted
quoted
+static int weim_remove(struct platform_device *pdev)
+{
+	struct imx_weim *weim = platform_get_drvdata(pdev);
+
+	clk_disable_unprepare(weim->clk);
Once again: Is this clock needed for the child devices? If yes, you
can't disable it here and leave the child devices registered.
But weim_remove will not be called as long as there are children
registered, right?

	Arnd
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