[PATCH v2 1/3] dt-bindings: net: Add support for rk3562 dwmac

Kever Yang
2025-02-27T11:22:19Z

Add a rockchip,rk3562-gmac compatible for supporting the 2 gmac
devices on the rk3562.
rk3562 only has 4 clocks availabl for gmac module.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
---

Changes in v2:
- Fix schema entry and add clocks minItem change

.../bindings/net/rockchip-dwmac.yaml | 23 +++++++++++++++----
.../devicetree/bindings/net/snps,dwmac.yaml | 1 +
2 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
index f8a576611d6c..81ddad924e35 100644
--- a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
@@ -24,6 +24,7 @@ select:
- rockchip,rk3366-gmac
- rockchip,rk3368-gmac
- rockchip,rk3399-gmac
+ - rockchip,rk3562-gmac
- rockchip,rk3568-gmac
- rockchip,rk3576-gmac
- rockchip,rk3588-gmac
@@ -32,9 +33,6 @@ select:
required:
- compatible

-allOf:
- - $ref: snps,dwmac.yaml#
-
properties:
compatible:
oneOf:
@@ -52,6 +50,7 @@ properties:
- rockchip,rv1108-gmac
- items:
- enum:
+ - rockchip,rk3562-gmac
- rockchip,rk3568-gmac
- rockchip,rk3576-gmac
- rockchip,rk3588-gmac
@@ -59,7 +58,7 @@ properties:
- const: snps,dwmac-4.20a

clocks:
- minItems: 5
+ minItems: 4
maxItems: 8

clock-names:
@@ -117,6 +116,22 @@ required:

unevaluatedProperties: false

+allOf:
+ - $ref: snps,dwmac.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: rockchip,rk3562-gmac
+ then:
+ properties:
+ clocks:
+ minItems: 4
+ else:
+ properties:
+ clocks:
+ minItems: 5
+
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
index 91e75eb3f329..97d42ab8d374 100644
--- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
@@ -82,6 +82,7 @@ properties:
- rockchip,rk3328-gmac
- rockchip,rk3366-gmac
- rockchip,rk3368-gmac
+ - rockchip,rk3562-gmac
- rockchip,rk3576-gmac
- rockchip,rk3588-gmac
- rockchip,rk3399-gmac
--
2.25.1