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[PATCHv4,2/2] dt-bindings: snps,dw-apb-ssi: add optional reset property

Message ID 20200529155806.16758-2-dinguyen@kernel.org
State New
Headers show
Series None | expand

Commit Message

Dinh Nguyen May 29, 2020, 3:58 p.m. UTC 
Add optional reset property.

Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
---
v4: rebased to linux-next 20200529
v3: no change
v2: actually document the "resets" and "reset-names" optional properties
---
 Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt
index 020e3168ee41..0f21407a7ea3 100644
--- a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt
+++ b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt
@@ -25,6 +25,9 @@  Optional properties:
   device.  Supported values are 2 or 4 (the default).
 - dmas : Phandle + identifiers of Tx and Rx DMA channels.
 - dma-names : Contains the names of the DMA channels. Must be "tx" and "rx".
+- resets : contains an entry for each entry in reset-names.
+	   See ../reset/reset.txt for details.
+- reset-names : must contain "spi"
 
 Child nodes as per the generic SPI binding.
 
@@ -40,5 +43,7 @@  Example:
 		num-cs = <2>;
 		cs-gpios = <&gpio0 13 0>,
 			   <&gpio0 14 0>;
+		resets = <&rst SPIM0_RST>;
+		reset-names = "spi";
 	};