[PATCH 2/2] sdhci-of-arasan: Add quirk and device tree parameter to fake CD bit

Lars-Peter Clausen
2016-08-25T10:37:46Z

On 08/25/2016 01:23 AM, Zach Brown wrote:
> The sdhci controller on xilinx zynq devices will not function unless
> the cd bit is provided. http://www.xilinx.com/support/answers/61064.html
> In cases where it is impossible to provide the cd bit in hardware,
> setting the controller to test mode and then setting inserted to true
> will get the controller to function with out the cd bit.
>
> The device property "fake-cd" will let the arasan driver know it needs
> to fake the cd bit for the controller inorder for the controller to
> function with a SD card that does not provide the CD bit.

The devicetree is supposed to be descriptive rather than imperative. fake-cd
is a bit more on the later side. There is already a standard property for
describing that the card-detect pin is not connected, called 'broken-cd'.
Can that be used instead?