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authorBrad Larson <blarson@amd.com>2023-05-15 21:16:00 +0300
committerMark Brown <broonie@kernel.org>2023-05-17 04:38:58 +0300
commitf2156989bf3014c67707d73ccd202b2ada09080b (patch)
treea9a1b1f8ee94d4b55fbd1126121ca5fb22880772 /Documentation/devicetree/bindings/spi
parentf5c2f9f9584353bc816d76a65c97dd03dc61678c (diff)
downloadlinux-f2156989bf3014c67707d73ccd202b2ada09080b.tar.xz
spi: cdns: Add compatible for AMD Pensando Elba SoC
Document the cadence qspi controller compatible for AMD Pensando Elba SoC boards. The Elba qspi fifo size is 1024. Signed-off-by: Brad Larson <blarson@amd.com Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org Link: https://lore.kernel.org/r/20230515181606.65953-3-blarson@amd.com Signed-off-by: Mark Brown <broonie@kernel.org
Diffstat (limited to 'Documentation/devicetree/bindings/spi')
-rw-r--r--Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml18
1 files changed, 16 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
index b310069762dd..4f15f9a0cc34 100644
--- a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
+++ b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
@@ -46,12 +46,28 @@ allOf:
maxItems: 2
items:
enum: [ qspi, qspi-ocp ]
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: amd,pensando-elba-qspi
+ then:
+ properties:
+ cdns,fifo-depth:
+ enum: [ 128, 256, 1024 ]
+ default: 1024
+ else:
+ properties:
+ cdns,fifo-depth:
+ enum: [ 128, 256 ]
+ default: 128
properties:
compatible:
oneOf:
- items:
- enum:
+ - amd,pensando-elba-qspi
- ti,k2g-qspi
- ti,am654-ospi
- intel,lgm-qspi
@@ -76,8 +92,6 @@ properties:
description:
Size of the data FIFO in words.
$ref: /schemas/types.yaml#/definitions/uint32
- enum: [ 128, 256 ]
- default: 128
cdns,fifo-width:
$ref: /schemas/types.yaml#/definitions/uint32