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authorSerge Semin <Sergey.Semin@baikalelectronics.ru>2020-05-26 16:51:00 +0300
committerSebastian Reichel <sre@kernel.org>2020-05-28 08:59:59 +0200
commit2140d68d69d45e4a74ec09ca381d2c8879165d2d (patch)
tree61bebd7df1490b4d74e957362df653241b570799 /Documentation/devicetree/bindings/power/reset
parenteda8ffcc5edf17a5b895aa1c77633dc55955c040 (diff)
dt-bindings: power: reset: Unrequire regmap property in syscon-reboot node
Since normally syscon-reboot block is supposed to be a part of a system controller, lets mark the regmap property as deprecated and recommend the syscon-reboot node to be a sub-node of SYSCON. Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru> Reviewed-by: Rob Herring <robh@kernel.org> Cc: Alexey Malahov <Alexey.Malahov@baikalelectronics.ru> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'Documentation/devicetree/bindings/power/reset')
-rw-r--r--Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml15
1 files changed, 10 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml b/Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml
index b80772cb9f06..da2509724812 100644
--- a/Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml
+++ b/Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml
@@ -12,9 +12,12 @@ maintainers:
description: |+
This is a generic reset driver using syscon to map the reset register.
The reset is generally performed with a write to the reset register
- defined by the register map pointed by syscon reference plus the offset
- with the value and mask defined in the reboot node.
- Default will be little endian mode, 32 bit access only.
+ defined by the SYSCON register map base plus the offset with the value and
+ mask defined in the reboot node. Default will be little endian mode, 32 bit
+ access only. The SYSCON registers map is normally retrieved from the
+ parental dt-node. So the SYSCON reboot node should be represented as a
+ sub-node of a "syscon", "simple-mfd" node. Though the regmap property
+ pointing to the system controller node is also supported.
properties:
compatible:
@@ -30,7 +33,10 @@ properties:
regmap:
$ref: /schemas/types.yaml#/definitions/phandle
- description: Phandle to the register map node.
+ deprecated: true
+ description: |
+ Phandle to the register map node. This property is deprecated in favor of
+ the syscon-reboot node been a child of a system controller node.
value:
$ref: /schemas/types.yaml#/definitions/uint32
@@ -38,7 +44,6 @@ properties:
required:
- compatible
- - regmap
- offset
additionalProperties: false