linux-kernel - [PATCH v2 1/6] dt-bindings: usb: am33xx-usb: deprecate '#dma-channels'

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Message-Id: <20220427161126.647073-2-krzysztof.kozlowski@linaro.org>
Date:   Wed, 27 Apr 2022 18:11:21 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Benoît Cousson <bcousson@...libre.com>,
        Tony Lindgren <tony@...mide.com>, Sekhar Nori <nsekhar@...com>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Vinod Koul <vkoul@...nel.org>, linux-usb@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        dmaengine@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 1/6] dt-bindings: usb: am33xx-usb: deprecate '#dma-channels'

The generic property, used in most of the drivers and defined in generic
dma-common DT bindings, is 'dma-channels'.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 Documentation/devicetree/bindings/usb/am33xx-usb.txt | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/usb/am33xx-usb.txt b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
index 7a198a30408a..654ffc62d013 100644
--- a/Documentation/devicetree/bindings/usb/am33xx-usb.txt
+++ b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
@@ -61,8 +61,9 @@ DMA
   endpoint number (0 … 14 for endpoints 1 … 15 on instance 0 and 15 … 29
   for endpoints 1 … 15 on instance 1). The second number is 0 for RX and
   1 for TX transfers.
-- #dma-channels: should be set to 30 representing the 15 endpoints for
+- dma-channels: should be set to 30 representing the 15 endpoints for
   each USB instance.
+- #dma-channels: deprecated
 
 Example:
 ~~~~~~~~
@@ -193,7 +194,7 @@ usb: usb@...00000 {
 		interrupts = <17>;
 		interrupt-names = "glue";
 		#dma-cells = <2>;
-		#dma-channels = <30>;
-		#dma-requests = <256>;
+		dma-channels = <30>;
+		dma-requests = <256>;
 	};
 };
-- 
2.32.0