lkml.org 
[lkml]   [2021]   [May]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3 03/17] dt-bindings: qcom-bam: Add 'iommus' to required properties
Date
Add the missing required property - 'iommus' to the
device-tree binding documentation for qcom-bam DMA IP.

This property describes the phandle(s) to apps_smmu node with sid mask.

Cc: Thara Gopinath <thara.gopinath@linaro.org>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Andy Gross <agross@kernel.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: David S. Miller <davem@davemloft.net>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: dmaengine@vger.kernel.org
Cc: linux-clk@vger.kernel.org
Cc: linux-crypto@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: bhupesh.linux@gmail.com
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
---
.../devicetree/bindings/dma/qcom_bam_dma.yaml | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/dma/qcom_bam_dma.yaml b/Documentation/devicetree/bindings/dma/qcom_bam_dma.yaml
index d2900616006c..2479862a3654 100644
--- a/Documentation/devicetree/bindings/dma/qcom_bam_dma.yaml
+++ b/Documentation/devicetree/bindings/dma/qcom_bam_dma.yaml
@@ -55,6 +55,12 @@ properties:
interconnect-names:
const: memory

+ iommus:
+ minItems: 1
+ maxItems: 8
+ description: |
+ phandle to apps_smmu node with sid mask.
+
qcom,ee:
$ref: /schemas/types.yaml#/definitions/uint8
description:
@@ -81,6 +87,7 @@ required:
- clocks
- clock-names
- "#dma-cells"
+ - iommus
- qcom,ee

additionalProperties: false
@@ -96,4 +103,8 @@ examples:
clock-names = "bam_clk";
#dma-cells = <1>;
qcom,ee = /bits/ 8 <0>;
+ iommus = <&apps_smmu 0x584 0x0011>,
+ <&apps_smmu 0x586 0x0011>,
+ <&apps_smmu 0x594 0x0011>,
+ <&apps_smmu 0x596 0x0011>;
};
--
2.31.1
\
 
 \ /
  Last update: 2021-05-19 16:39    [W:0.284 / U:1.696 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site