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Message-ID: <20231003042215.142678-3-shravan.chippa@microchip.com>
Date: Tue, 3 Oct 2023 09:52:13 +0530
From: shravan chippa <shravan.chippa@...rochip.com>
To: <green.wan@...ive.com>, <vkoul@...nel.org>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>, <palmer@...belt.com>,
<paul.walmsley@...ive.com>, <conor+dt@...nel.org>
CC: <dmaengine@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-riscv@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
<nagasuresh.relli@...rochip.com>, <praveen.kumar@...rochip.com>,
<shravan.chippa@...rochip.com>,
Conor Dooley <conor.dooley@...rochip.com>
Subject: [PATCH v2 2/4] dt-bindings: dma: sf-pdma: add new compatible name
From: Shravan Chippa <shravan.chippa@...rochip.com>
Add new compatible name microchip,mpfs-pdma to support
out of order dma transfers
Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
Signed-off-by: Shravan Chippa <shravan.chippa@...rochip.com>
---
.../bindings/dma/sifive,fu540-c000-pdma.yaml | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml b/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
index a1af0b906365..974467c4bacb 100644
--- a/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
+++ b/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
@@ -27,10 +27,14 @@ allOf:
properties:
compatible:
- items:
- - enum:
- - sifive,fu540-c000-pdma
- - const: sifive,pdma0
+ oneOf:
+ - items:
+ - const: microchip,mpfs-pdma # Microchip out of order DMA transfer
+ - const: sifive,fu540-c000-pdma # Sifive in-order DMA transfer
+ - items:
+ - enum:
+ - sifive,fu540-c000-pdma
+ - const: sifive,pdma0
description:
Should be "sifive,<chip>-pdma" and "sifive,pdma<version>".
Supported compatible strings are -
--
2.34.1
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