[PATCH 3/4] dt-bindings: pci: apple,pcie: Add t6000 support

Hector Martin
2021-12-09T05:10:25Z

This new SoC is compatible with the existing driver, but the block
supports 4 downstream ports, so we need to adjust the binding to
allow that.

Signed-off-by: Hector Martin <marcan@marcan.st>
---
.../devicetree/bindings/pci/apple,pcie.yaml | 28 ++++++++++++++-----
1 file changed, 21 insertions(+), 7 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/apple,pcie.yaml b/Documentation/devicetree/bindings/pci/apple,pcie.yaml
index ef1d424ec299..7f01e15fc81c 100644
--- a/Documentation/devicetree/bindings/pci/apple,pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/apple,pcie.yaml
@@ -28,19 +28,17 @@ description: |
distributed over the root ports as the OS sees fit by programming
the PCIe controller's port registers.

-allOf:
- - $ref: /schemas/pci/pci-bus.yaml#
- - $ref: /schemas/interrupt-controller/msi-controller.yaml#
-
properties:
compatible:
items:
- - const: apple,t8103-pcie
+ - enum:
+ - apple,t8103-pcie
+ - apple,t6000-pcie
- const: apple,pcie

reg:
minItems: 3
- maxItems: 5
+ maxItems: 6

reg-names:
minItems: 3
@@ -50,6 +48,7 @@ properties:
- const: port0
- const: port1
- const: port2
+ - const: port3

ranges:
minItems: 2
@@ -59,7 +58,7 @@ properties:
description:
Interrupt specifiers, one for each root port.
minItems: 1
- maxItems: 3
+ maxItems: 4

msi-parent: true

@@ -81,6 +80,21 @@ required:

unevaluatedProperties: false

+allOf:
+ - $ref: /schemas/pci/pci-bus.yaml#
+ - $ref: /schemas/interrupt-controller/msi-controller.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: apple,t8103-pcie
+ then:
+ properties:
+ reg:
+ maxItems: 5
+ interrupts:
+ maxItems: 3
+
examples:
- |
#include <dt-bindings/interrupt-controller/apple-aic.h>
--
2.33.0