Define two new properties: brcm,rx-aeq-mode which allows configuring the
SATA PHY RX equalizers and when "manual" is used, brcm,rx-aeq can be
used to set the exact value.
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
Documentation/devicetree/bindings/phy/brcm-sata-phy.txt | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/phy/brcm-sata-phy.txt b/Documentation/devicetree/bindings/phy/brcm-sata-phy.txt
index 97977cd29a98..0aced97d8092 100644
--- a/Documentation/devicetree/bindings/phy/brcm-sata-phy.txt
+++ b/Documentation/devicetree/bindings/phy/brcm-sata-phy.txt
@@ -27,7 +27,16 @@ Sub-nodes optional properties:
This property is not applicable for "brcm,iproc-ns2-sata-phy",
"brcm,iproc-nsp-sata-phy" and "brcm,iproc-sr-sata-phy".
-Example:
+- brcm,rxaeq-mode: string that indicates the desired RX equalizer
+ mode, possible values are:
+ "off" (equivalent to not specifying the property)
+ "auto"
+ "manual" (brcm,rxaeq-value is used in that case)
+
+- brcm,rxaeq-value: when 'rxaeq-mode' is set to "manual", provides the RX
+ equalizer value that should be used. Allowed range is 0..63.
+
+Example
sata-phy@f0458100 {
compatible = "brcm,bcm7445-sata-phy", "brcm,phy-sata3";
reg = <0xf0458100 0x1e00>, <0xf045804c 0x10>;
--
2.9.3
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