[PATCH net-next v9 6/6] net: dt-bindings: dwmac: add support for mt8195

From: Biao Huang
Date: Tue Dec 14 2021 - 21:17:17 EST


Add binding document for the ethernet on mt8195.

Signed-off-by: Biao Huang <biao.huang@xxxxxxxxxxxx>
---
.../bindings/net/mediatek-dwmac.yaml | 42 ++++++++++++++-----
1 file changed, 32 insertions(+), 10 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml b/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml
index 8ad6e19661b8..44d55146def4 100644
--- a/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml
@@ -19,6 +19,7 @@ select:
contains:
enum:
- mediatek,mt2712-gmac
+ - mediatek,mt8195-gmac
required:
- compatible

@@ -27,26 +28,37 @@ allOf:

properties:
compatible:
- items:
- - enum:
- - mediatek,mt2712-gmac
- - const: snps,dwmac-4.20a
+ oneOf:
+ - items:
+ - enum:
+ - mediatek,mt2712-gmac
+ - const: snps,dwmac-4.20a
+ - items:
+ - enum:
+ - mediatek,mt8195-gmac
+ - const: snps,dwmac-5.10a

clocks:
+ minItems: 5
items:
- description: AXI clock
- description: APB clock
- description: MAC Main clock
- description: PTP clock
- description: RMII reference clock provided by MAC
+ - description: MAC clock gate

clock-names:
- items:
- - const: axi
- - const: apb
- - const: mac_main
- - const: ptp_ref
- - const: rmii_internal
+ minItems: 5
+ maxItems: 6
+ contains:
+ enum:
+ - axi
+ - apb
+ - mac_main
+ - ptp_ref
+ - rmii_internal
+ - mac_cg

mediatek,pericfg:
$ref: /schemas/types.yaml#/definitions/phandle
@@ -61,6 +73,8 @@ properties:
or will round down. Range 0~31*170.
For MT2712 RMII/MII interface, Allowed value need to be a multiple of 550,
or will round down. Range 0~31*550.
+ For MT8195 RGMII/RMII/MII interface, Allowed value need to be a multiple of 290,
+ or will round down. Range 0~31*290.

mediatek,rx-delay-ps:
description:
@@ -69,6 +83,8 @@ properties:
or will round down. Range 0~31*170.
For MT2712 RMII/MII interface, Allowed value need to be a multiple of 550,
or will round down. Range 0~31*550.
+ For MT8195 RGMII/RMII/MII interface, Allowed value need to be a multiple
+ of 290, or will round down. Range 0~31*290.

mediatek,rmii-rxc:
type: boolean
@@ -102,6 +118,12 @@ properties:
3. the inside clock, which be sent to MAC, will be inversed in RMII case when
the reference clock is from MAC.

+ mediatek,mac-wol:
+ type: boolean
+ description:
+ If present, indicates that MAC supports WOL(Wake-On-LAN), and MAC WOL will be enabled.
+ Otherwise, PHY WOL is perferred.
+
required:
- compatible
- reg
--
2.25.1