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Subject[PATCH v11 03/15] dt-bindings: spi: cdns: Add compatible for AMD Pensando Elba SoC
Date
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>
---

v11 changes:
- Removed redundant if/then for amd,pensando-elba-qspi

v10 changes:
- Fix cdns,fifo-depth, only amd,pensando-elba-qspi is 1024 bytes

v9 changes:
- Add 1024 to cdns,fifo-depth property to resolve dtbs_check error

---
.../bindings/spi/cdns,qspi-nor.yaml | 19 +++++++++++++++++--
1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
index 5c01db128be0..6e67de9da293 100644
--- a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
+++ b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
@@ -20,11 +20,28 @@ allOf:
required:
- power-domains

+ - 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
@@ -48,8 +65,6 @@ 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
--
2.17.1
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