summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/spi/cdns,qspi-nor-peripheral-props.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/spi/cdns,qspi-nor-peripheral-props.yaml')
-rw-r--r--Documentation/devicetree/bindings/spi/cdns,qspi-nor-peripheral-props.yaml42
1 files changed, 42 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/cdns,qspi-nor-peripheral-props.yaml b/Documentation/devicetree/bindings/spi/cdns,qspi-nor-peripheral-props.yaml
new file mode 100644
index 000000000000..553601a441a7
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/cdns,qspi-nor-peripheral-props.yaml
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/cdns,qspi-nor-peripheral-props.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Peripheral-specific properties for the Cadence QSPI controller.
+
+description:
+ See spi-peripheral-props.yaml for more info.
+
+maintainers:
+ - Pratyush Yadav <p.yadav@ti.com>
+
+properties:
+ # cdns,qspi-nor.yaml
+ cdns,read-delay:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Delay for read capture logic, in clock cycles.
+
+ cdns,tshsl-ns:
+ description:
+ Delay in nanoseconds for the length that the master mode chip select
+ outputs are de-asserted between transactions.
+
+ cdns,tsd2d-ns:
+ description:
+ Delay in nanoseconds between one chip select being de-activated
+ and the activation of another.
+
+ cdns,tchsh-ns:
+ description:
+ Delay in nanoseconds between last bit of current transaction and
+ deasserting the device chip select (qspi_n_ss_out).
+
+ cdns,tslch-ns:
+ description:
+ Delay in nanoseconds between setting qspi_n_ss_out low and
+ first bit transfer.
+
+additionalProperties: true