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-rw-r--r--Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt
index f54c8c36395e..3ed08ee9feba 100644
--- a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt
+++ b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt
@@ -16,7 +16,8 @@ Required properties:
Optional properties:
- clock-names : Contains the names of the clocks:
"ssi_clk", for the core clock used to generate the external SPI clock.
- "pclk", the interface clock, required for register access.
+ "pclk", the interface clock, required for register access. If a clock domain
+ used to enable this clock then it should be named "pclk_clkdomain".
- cs-gpios : Specifies the gpio pins to be used for chipselects.
- num-cs : The number of chipselects. If omitted, this will default to 4.
- reg-io-width : The I/O register width (in bytes) implemented by this