[PATCH v2] dt-bindings: arm: mediatek: mmsys: refine power and gce properties
Jason-JH.Lin
jason-jh.lin at mediatek.com
Fri Apr 29 01:30:51 PDT 2022
Power:
Refine description and add item number for power-domains property.
GCE:
Refine description and add item number for mboxes property and
mediatek,gce-client-reg property.
Fixes: 1da90b8a7bae ("dt-bindings: arm: mediatek: mmsys: add power and gce properties")
Signed-off-by: Jason-JH.Lin <jason-jh.lin at mediatek.com>
---
Change in v2:
1. Add maxItems: 24 for mboxes property
2. Add description and $refs for mediatek,gce-client-reg property
---
.../bindings/arm/mediatek/mediatek,mmsys.yaml | 23 ++++++++++++-------
1 file changed, 15 insertions(+), 8 deletions(-)
diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
index 6ad023eec193..2b27577f98cc 100644
--- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
@@ -43,17 +43,19 @@ properties:
maxItems: 1
power-domains:
+ maxItems: 1
description:
- A phandle and PM domain specifier as defined by bindings
- of the power controller specified by phandle. See
- Documentation/devicetree/bindings/power/power-domain.yaml for details.
+ Each mmsys belongs to a power-domains. If mmsys wants to use PM
+ interface to control the power controller of mmsys, it should have
+ this property.
mboxes:
+ minItems: 1
+ maxItems: 24
description:
- Using mailbox to communicate with GCE, it should have this
- property and list of phandle, mailbox specifiers. See
- Documentation/devicetree/bindings/mailbox/mtk-gce.txt for details.
- $ref: /schemas/types.yaml#/definitions/phandle-array
+ If using mailbox to communicate with GCE, it should have this
+ property. GCE will help configure the hardware settings for the
+ current mmsys data pipeline.
mediatek,gce-client-reg:
description:
@@ -64,7 +66,12 @@ properties:
register which is defined in the gce header
include/dt-bindings/gce/<chip>-gce.h.
$ref: /schemas/types.yaml#/definitions/phandle-array
- maxItems: 1
+ items:
+ - items:
+ - description: phandle to GCE
+ - description: subsys id
+ - description: register offset
+ - description: register size
"#clock-cells":
const: 1
--
2.18.0
More information about the Linux-mediatek
mailing list