[v1] dt-binding: spi: Update NPCM PSPI controller documentation

Message ID 20181204135442.125269-1-tmaimon77@gmail.com
State Not Applicable, archived
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  • [v1] dt-binding: spi: Update NPCM PSPI controller documentation
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Commit Message

Tomer Maimon Dec. 4, 2018, 1:54 p.m.
Update the PSPI NPCM binding document of the spi aliases use
to define the spi ID number.

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
---
 Documentation/devicetree/bindings/spi/nuvoton,npcm-pspi.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

Patch

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>;