devicetree: bindings: Properly document micrel ks8851 SPI chips

[firefly-linux-kernel-4.4.55.git] / Documentation / devicetree / bindings / net / micrel-ks8851.txt

diff --git a/Documentation/devicetree/bindings/net/micrel-ks8851.txt b/Documentation/devicetree/bindings/net/micrel-ks8851.txt
index d54d0cc794871b29cbbbf9fbedd6242defa63677..bbdf9a7359a2ef021c3d6f780e2c14e7f3434740 100644 (file)
--- a/Documentation/devicetree/bindings/net/micrel-ks8851.txt
+++ b/Documentation/devicetree/bindings/net/micrel-ks8851.txt
@@ -1,9 +1,18 @@
-Micrel KS8851 Ethernet mac
+Micrel KS8851 Ethernet mac (MLL)
 
 Required properties:
-- compatible = "micrel,ks8851-ml" of parallel interface
+- compatible = "micrel,ks8851-mll" of parallel interface
 - reg : 2 physical address and size of registers for data and command
 - interrupts : interrupt connection
 
+Micrel KS8851 Ethernet mac (SPI)
+
+Required properties:
+- compatible = "micrel,ks8851" or the deprecated "ks8851"
+- reg : chip select number
+- interrupts : interrupt connection
+
 Optional properties:
-- vdd-supply:  supply for Ethernet mac
+- vdd-supply: analog 3.3V supply for Ethernet mac
+- vdd-io-supply: digital 1.8V IO supply for Ethernet mac
+- reset-gpios: reset_n input pin