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Commit dcb1b29b authored by Russell King's avatar Russell King Committed by Tejun Heo
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dt-bindings: ata: add ahci_imx electrical properties 



Add the documentation for the electrical properties for the iMX SATA
controller.  There are many values for these, and listing them would
be error prone.  Refer readers to the device documentation and driver
source code for these details.

Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
Reviewed-by: default avatarShawn Guo <shawn.guo@freescale.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent 29e69413

Documentation/devicetree/bindings/ata/imx-sata.txt

+8 −0
Original line number Diff line number Diff line
@@ -13,6 +13,14 @@ Required properties: 
  required entry in clock-names

- clock-names : should include "sata", "sata_ref" and "ahb" entries



Optional properties:

- fsl,transmit-level-mV : transmit voltage level, in millivolts.

- fsl,transmit-boost-mdB : transmit boost level, in milli-decibels

- fsl,transmit-atten-16ths : transmit attenuation, in 16ths

- fsl,receive-eq-mdB : receive equalisation, in milli-decibels

  Please refer to the technical documentation or the driver source code

  for the list of legal values for these options.



Examples:



sata@02200000 {