Add a dedicated google,gs101-usb31drd-phy compatible for Google Tensor
gs101 SoC.
It needs additional clocks enabled for register access, and additional
memory regions (PCS & PMA) are required for successful configuration.
Signed-off-by: André Draszik <andre.draszik@xxxxxxxxxx>
---
.../bindings/phy/samsung,usb3-drd-phy.yaml | 78 +++++++++++++++++-----
1 file changed, 61 insertions(+), 17 deletions(-)
diff --git a/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml b/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml
index 452e584d9812..db1dc4c60b72 100644
--- a/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/samsung,usb3-drd-phy.yaml
@@ -25,6 +25,7 @@ description: |
properties:
compatible:
enum:
+ - google,gs101-usb31drd-phy
- samsung,exynos5250-usbdrd-phy
- samsung,exynos5420-usbdrd-phy
- samsung,exynos5433-usbdrd-phy
@@ -57,7 +58,18 @@ properties:
the OF graph bindings specified.
reg:
- maxItems: 1
+ minItems: 1
+ items:
+ - description: PHY register base address.
+ - description: PCS register base address.
+ - description: PMA register base address.
+
+ reg-names:
+ minItems: 1
+ items:
+ - const: phy
+ - const: pcs
+ - const: pma
samsung,pmu-syscon:
$ref: /schemas/types.yaml#/definitions/phandle
@@ -85,30 +97,62 @@ allOf:
properties:
compatible:
contains:
- enum:
- - samsung,exynos5433-usbdrd-phy
- - samsung,exynos7-usbdrd-phy
+ const: google,gs101-usb31drd-phy
then:
properties:
clocks:
- minItems: 5
- maxItems: 5
- clock-names:
items:
- - const: phy
- - const: ref
- - const: phy_utmi
- - const: phy_pipe
- - const: itp
- else:
- properties:
- clocks:
- minItems: 2
- maxItems: 2
+ - description: Gate of main PHY clock
+ - description: Gate of PHY reference clock
+ - description: Gate of control interface AXI clock
+ - description: Gate of control interface APB clock
+ - description: Gate of SCL APB clock
clock-names:
items:
- const: phy
- const: ref
+ - const: ctrl_aclk
+ - const: ctrl_pclk
+ - const: scl_pclk
+ reg:
+ minItems: 3
+ reg-names:
+ minItems: 3
+ required:
+ - reg-names
+ else:
+ if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - samsung,exynos5433-usbdrd-phy
+ - samsung,exynos7-usbdrd-phy
+ then:
+ properties:
+ clocks:
+ minItems: 5
+ maxItems: 5
+ clock-names:
+ items:
+ - const: phy
+ - const: ref
+ - const: phy_utmi
+ - const: phy_pipe
+ - const: itp
+ reg:
+ maxItems: 1
+ else:
+ properties:
+ clocks:
+ minItems: 2
+ maxItems: 2
+ clock-names:
+ items:
+ - const: phy
+ - const: ref
+ reg:
+ maxItems: 1
additionalProperties: false
--
2.44.0.769.g3c40516874-goog
