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Subject[PATCH 1/5] dt-bindings: mtd: samsung-onenand: Add new binding
Date
Add a yaml binding document for the Samsung OneNAND controller.
It is found in several older Samsung SoC, notably the S5PV210.

Signed-off-by: Jonathan Bakker <xc-racer2@live.ca>
---
.../bindings/mtd/samsung,onenand.yaml | 89 +++++++++++++++++++
1 file changed, 89 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mtd/samsung,onenand.yaml

diff --git a/Documentation/devicetree/bindings/mtd/samsung,onenand.yaml b/Documentation/devicetree/bindings/mtd/samsung,onenand.yaml
new file mode 100644
index 000000000000..25012248add6
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/samsung,onenand.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mtd/samsung,onenand.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung OneNAND controller
+
+maintainers:
+ - Jonathan Bakker <xc-racer2@live.ca>
+
+properties:
+ compatible:
+ enum:
+ - samsung,s3c6400-onenand
+ - samsung,s3c6410-onenand
+ - samsung,s5pv210-onenand
+
+ reg:
+ maxItems: 3
+
+ interrupts:
+ maxItems: 1
+
+ clock-names:
+ items:
+ - const: bus
+ - const: onenand
+
+ clocks:
+ minItems: 2
+ maxItems: 2
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+allOf:
+ - $ref: nand-controller.yaml
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - samsung,s5pv210-onenand
+ then:
+ required:
+ - interrupts
+ - clock-names
+ - clocks
+
+patternProperties:
+ "^nand@[a-f0-9]+$":
+ type: object
+ properties:
+ reg:
+ minimum: 0
+ maximum: 1
+
+ additionalProperties: false
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/s5pv210.h>
+ onenand: nand-controller@b0600000 {
+ compatible = "samsung,s5pv210-onenand";
+ reg = <0xb0600000 0x2000>,
+ <0xb0000000 0x20000>,
+ <0xb0040000 0x20000>;
+ interrupt-parent = <&vic1>;
+ interrupts = <31>;
+ clocks = <&clocks CLK_NANDXL>, <&clocks DOUT_FLASH>;
+ clock-names = "bus", "onenand";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ nand@0 {
+ reg = <0>;
+ };
+ };
--
2.30.2
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