[PATCH v4 1/4] dt-bindings: PCI: mediatek-gen3: add support for Airoha EN7581

Lorenzo Bianconi
2024-07-03T16:13:13Z

Introduce Airoha EN7581 entry in mediatek-gen3 PCIe controller binding

Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
.../bindings/pci/mediatek-pcie-gen3.yaml | 68 +++++++++++++++++--
1 file changed, 63 insertions(+), 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
index 76d742051f73..898c1be2d6a4 100644
--- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
+++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
@@ -53,6 +53,7 @@ properties:
- mediatek,mt8195-pcie
- const: mediatek,mt8192-pcie
- const: mediatek,mt8192-pcie
+ - const: airoha,en7581-pcie

reg:
maxItems: 1
@@ -76,20 +77,20 @@ properties:

resets:
minItems: 1
- maxItems: 2
+ maxItems: 3

reset-names:
minItems: 1
- maxItems: 2
+ maxItems: 3
items:
- enum: [ phy, mac ]
+ enum: [ phy, mac, phy-lane0, phy-lane1, phy-lane2 ]

clocks:
- minItems: 4
+ minItems: 1
maxItems: 6

clock-names:
- minItems: 4
+ minItems: 1
maxItems: 6

assigned-clocks:
@@ -147,6 +148,9 @@ allOf:
const: mediatek,mt8192-pcie
then:
properties:
+ clocks:
+ minItems: 4
+
clock-names:
items:
- const: pl_250m
@@ -155,6 +159,15 @@ allOf:
- const: tl_32k
- const: peri_26m
- const: top_133m
+
+ resets:
+ minItems: 1
+ maxItems: 2
+
+ reset-names:
+ minItems: 1
+ maxItems: 2
+
- if:
properties:
compatible:
@@ -164,6 +177,9 @@ allOf:
- mediatek,mt8195-pcie
then:
properties:
+ clocks:
+ minItems: 4
+
clock-names:
items:
- const: pl_250m
@@ -172,6 +188,15 @@ allOf:
- const: tl_32k
- const: peri_26m
- const: peri_mem
+
+ resets:
+ minItems: 1
+ maxItems: 2
+
+ reset-names:
+ minItems: 1
+ maxItems: 2
+
- if:
properties:
compatible:
@@ -180,6 +205,9 @@ allOf:
- mediatek,mt7986-pcie
then:
properties:
+ clocks:
+ minItems: 4
+
clock-names:
items:
- const: pl_250m
@@ -187,6 +215,36 @@ allOf:
- const: peri_26m
- const: top_133m

+ resets:
+ minItems: 1
+ maxItems: 2
+
+ reset-names:
+ minItems: 1
+ maxItems: 2
+
+ - if:
+ properties:
+ compatible:
+ const: airoha,en7581-pcie
+ then:
+ properties:
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ items:
+ - const: sys-ck
+
+ resets:
+ minItems: 3
+
+ reset-names:
+ items:
+ - const: phy-lane0
+ - const: phy-lane1
+ - const: phy-lane2
+
unevaluatedProperties: false

examples:
--
2.45.2