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Date: Fri, 7 May 2021 12:40:45 +1200
From: Chris Packham <chris.packham@...iedtelesis.co.nz>
To: wsa@...nel.org, andriy.shevchenko@...ux.intel.com,
andy.shevchenko@...il.com, robh+dt@...nel.org, mpe@...erman.id.au
Cc: linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
Chris Packham <chris.packham@...iedtelesis.co.nz>
Subject: [PATCH v2 1/3] dt-bindings: i2c: mpc: Add fsl,i2c-erratum-a004447 flag
Document the fsl,i2c-erratum-a004447 flag which indicates the presence
of an i2c erratum on some QorIQ SoCs.
Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
---
Documentation/devicetree/bindings/i2c/i2c-mpc.yaml | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/i2c/i2c-mpc.yaml b/Documentation/devicetree/bindings/i2c/i2c-mpc.yaml
index 7b553d559c83..98c6fcf7bf26 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mpc.yaml
+++ b/Documentation/devicetree/bindings/i2c/i2c-mpc.yaml
@@ -46,6 +46,13 @@ properties:
description: |
I2C bus timeout in microseconds
+ fsl,i2c-erratum-a004447:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description: |
+ Indicates the presence of QorIQ erratum A-004447, which
+ says that the standard i2c recovery scheme mechanism does
+ not work and an alternate implementation is needed.
+
required:
- compatible
- reg
--
2.31.1
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