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Subject[PATCH v10 1/2] dt-bindings: edac: dmc-520.yaml
Date
This is the device tree bindings for new EDAC driver dmc520_edac.c.

From: Lei Wang <leiwang_git@outlook.com>

Signed-off-by: Lei Wang <leiwang_git@outlook.com>
Signed-off-by: Shiping Ji <shiping.linux@gmail.com>
Reviewed-by: James Morse <james.morse@arm.com>

---
Changes in v10:
- Convert to the YAML format for binding description

---
.../devicetree/bindings/edac/dmc-520.yaml | 56 +++++++++++++++++++
1 file changed, 56 insertions(+)
create mode 100644 Documentation/devicetree/bindings/edac/dmc-520.yaml

diff --git a/Documentation/devicetree/bindings/edac/dmc-520.yaml b/Documentation/devicetree/bindings/edac/dmc-520.yaml
new file mode 100644
index 000000000000..dd5982b227b2
--- /dev/null
+++ b/Documentation/devicetree/bindings/edac/dmc-520.yaml
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/edac/dmc-520.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ARM DMC-520 EDAC bindings
+
+maintainers:
+ - Lei Wang <lewan@microsoft.com>
+
+description: |+
+ DMC-520 node is defined to describe DRAM error detection and correction.
+
+ https://static.docs.arm.com/100000/0200/corelink_dmc520_trm_100000_0200_01_en.pdf
+
+properties:
+ compatible:
+ items:
+ - const: brcm,dmc-520
+ - const: arm,dmc-520
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ minItems: 1
+
+ interrupt-names:
+ minItems: 1
+ items:
+ - const: ram_ecc_errc
+ - const: ram_ecc_errd
+ - const: dram_ecc_errc
+ - const: dram_ecc_errd
+ - const: failed_access
+ - const: failed_prog
+ - const: link_err
+ - const: temperature_event
+ - const: arch_fsm
+ - const: phy_request
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-names
+
+examples:
+ - |
+ dmc0: dmc@200000 {
+ compatible = "brcm,dmc-520", "arm,dmc-520";
+ reg = <0x200000 0x80000>;
+ interrupts = <0x0 0x349 0x4>, <0x0 0x34B 0x4>;
+ interrupt-names = "dram_ecc_errc", "dram_ecc_errd";
+ };
--
2.17.1

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