Update the PSPI NPCM binding document of the spi aliases use
to define the spi ID number.
Signed-off-by: Tomer Maimon <tmaimon77@xxxxxxxxx>
---
Documentation/devicetree/bindings/spi/nuvoton,npcm-pspi.txt | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/spi/nuvoton,npcm-pspi.txt b/Documentation/devicetree/bindings/spi/nuvoton,npcm-pspi.txt
index 99606b22e5c2..1fd9a4406a1d 100644
--- a/Documentation/devicetree/bindings/spi/nuvoton,npcm-pspi.txt
+++ b/Documentation/devicetree/bindings/spi/nuvoton,npcm-pspi.txt
@@ -19,8 +19,16 @@ Optional properties:
- clock-frequency : Input clock frequency to the PSPI block in Hz.
Default is 25000000 Hz.
+Aliases:
+- All the SPI controller nodes should be represented in the aliases node using
+ the following format 'spi{n}' withe the correct numbered in "aliases" node.
+
Example:
+aliases {
+ spi0 = &spi0;
+};
+
spi0: spi@f0200000 {
compatible = "nuvoton,npcm750-pspi";
reg = <0xf0200000 0x1000>;
--
2.14.1
