[PATCH 1/1] dt-bindings: sp804: add support for Hisilicon sp804 timer

Zhen Lei
2020-09-19T12:45:12Z

Some Hisilicon SoCs, such as Hi1212, use the Hisilicon extended sp804
timer.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
Documentation/devicetree/bindings/timer/arm,sp804.yaml | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/timer/arm,sp804.yaml b/Documentation/devicetree/bindings/timer/arm,sp804.yaml
index ba0945cf799ee0b..e35d3053250a557 100644
--- a/Documentation/devicetree/bindings/timer/arm,sp804.yaml
+++ b/Documentation/devicetree/bindings/timer/arm,sp804.yaml
@@ -15,19 +15,26 @@ description: |+
free-running mode. The input clock is shared, but can be gated and prescaled
independently for each timer.

+ There is a viriant of Arm SP804: Hisilicon 64-bit SP804 timer. Some Hisilicon
+ SoCs, such as Hi1212, should use the dedicated compatible: "hisilicon,sp804".
+
# Need a custom select here or 'arm,primecell' will match on lots of nodes
select:
properties:
compatible:
contains:
- const: arm,sp804
+ oneOf:
+ - const: arm,sp804
+ - const: hisilicon,sp804
required:
- compatible

properties:
compatible:
items:
- - const: arm,sp804
+ - enum:
+ - arm,sp804
+ - hisilicon,sp804
- const: arm,primecell

interrupts:
--
1.8.3