summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/edac
diff options
context:
space:
mode:
authorLei Wang <leiwang_git@outlook.com>2020-01-27 19:23:08 +0300
committerBorislav Petkov <bp@suse.de>2020-02-19 23:00:20 +0300
commitdb6c122b8fb16a346b87fbcb4987515429e5e7cf (patch)
tree6717227dc2e6bfc56d5565f5a7016fc7a70aae56 /Documentation/devicetree/bindings/edac
parent11a48a5a18c63fd7621bb050228cebf13566e4d8 (diff)
downloadlinux-db6c122b8fb16a346b87fbcb4987515429e5e7cf.tar.xz
dt-bindings: edac: Dmc-520.yaml
Add the device tree bindings for the EDAC driver dmc520_edac. Signed-off-by: Lei Wang <leiwang_git@outlook.com> Signed-off-by: Shiping Ji <shiping.linux@gmail.com> Signed-off-by: Borislav Petkov <bp@suse.de> Reviewed-by: James Morse <james.morse@arm.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lkml.kernel.org/r/5354a9c3-5b5a-486a-9d19-fa9be169faef@gmail.com
Diffstat (limited to 'Documentation/devicetree/bindings/edac')
-rw-r--r--Documentation/devicetree/bindings/edac/dmc-520.yaml59
1 files changed, 59 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/edac/dmc-520.yaml b/Documentation/devicetree/bindings/edac/dmc-520.yaml
new file mode 100644
index 000000000000..9272d2bd8634
--- /dev/null
+++ b/Documentation/devicetree/bindings/edac/dmc-520.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%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
+ maxItems: 10
+
+ interrupt-names:
+ minItems: 1
+ maxItems: 10
+ items:
+ enum:
+ - ram_ecc_errc
+ - ram_ecc_errd
+ - dram_ecc_errc
+ - dram_ecc_errd
+ - failed_access
+ - failed_prog
+ - link_err
+ - temperature_event
+ - arch_fsm
+ - 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";
+ };