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41 lines
1.3 KiB
Diff
41 lines
1.3 KiB
Diff
From c95842f5056635608ee0faed77884edb0ac4d5a9 Mon Sep 17 00:00:00 2001
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From: Janne Grunau <j@jannau.net>
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Date: Sat, 11 Dec 2021 11:48:56 +0100
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Subject: [PATCH 114/171] spi: dt-bindings: add CS delay peripheral-specific
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properties
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These properties are modelled after Linux' struct spi_device cs_setup,
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cs_hold and cs_inactive delay values.
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Signed-off-by: Janne Grunau <j@jannau.net>
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---
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.../bindings/spi/spi-peripheral-props.yaml | 12 ++++++++++++
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1 file changed, 12 insertions(+)
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diff --git a/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml b/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml
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index 5e32928c4fc3..e8e86e4e4596 100644
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--- a/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml
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+++ b/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml
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@@ -108,6 +108,18 @@ properties:
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minItems: 2
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maxItems: 4
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+ spi-cs-setup-delay-ns:
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+ description:
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+ Delay, in nanoseconds, after chip select is asserted.
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+
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+ spi-cs-hold-delay-ns:
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+ description:
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+ Delay, in nanoseconds, before chip select is de-asserted.
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+
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+ spi-cs-inactive-delay-ns:
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+ description:
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+ Delay, in nanoseconds, after chip select is de-asserted.
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+
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# The controller specific properties go here.
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allOf:
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- $ref: cdns,qspi-nor-peripheral-props.yaml#
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--
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2.34.1
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