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dt-bindings: usb: amlogic,meson-g12a-usb-ctrl: add the Amlogic GXL and GXM Families USB Glue Bindings

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The Amlogic GXL and GXM is slightly different from the Amlogic G12A Glue.

The GXL SoCs only embeds 2 USB2 PHYs and no USB3 PHYs, and the GXM SoCs
embeds 3 USB2 PHYs.

Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
This commit is contained in:
Neil Armstrong 2020-03-26 14:44:53 +01:00 committed by Felipe Balbi
parent b88035625e
commit 8f385b6755
1 changed files with 69 additions and 4 deletions
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73
Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml
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@ -25,9 +25,13 @@ description: |
The Amlogic A1 embeds a DWC3 USB IP Core configured for USB2 in
host-only mode.
The Amlogic GXL & GXM SoCs doesn't embed an USB3 PHY.
properties:
compatible:
enum:
- amlogic,meson-gxl-usb-ctrl
- amlogic,meson-gxm-usb-ctrl
- amlogic,meson-g12a-usb-ctrl
- amlogic,meson-a1-usb-ctrl
@ -41,6 +45,11 @@ properties:
clocks:
minItems: 1
maxItems: 3
clock-names:
minItems: 1
maxItems: 3
resets:
minItems: 1
@ -52,10 +61,8 @@ properties:
maxItems: 1
phy-names:
items:
- const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used
- const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used
- const: usb3-phy0 # USB3 PHY if USB3_0 is used
minItems: 1
maxItems: 3
phys:
minItems: 1
@ -89,6 +96,61 @@ required:
- dr_mode
allOf:
- if:
properties:
compatible:
enum:
- amlogic,meson-g12a-usb-ctrl
then:
properties:
phy-names:
items:
- const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used
- const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used
- const: usb3-phy0 # USB3 PHY if USB3_0 is used
- if:
properties:
compatible:
enum:
- amlogic,meson-gxl-usb-ctrl
then:
properties:
clocks:
minItems: 2
clock-names:
items:
- const: usb_ctrl
- const: ddr
phy-names:
items:
- const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used
- const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used
required:
- clock-names
- if:
properties:
compatible:
enum:
- amlogic,meson-gxm-usb-ctrl
then:
properties:
clocks:
minItems: 2
clock-names:
items:
- const: usb_ctrl
- const: ddr
phy-names:
items:
- const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used
- const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used
- const: usb2-phy2 # USB2 PHY2 if USBOTG_C port is used
required:
- clock-names
- if:
properties:
compatible:
@ -97,6 +159,9 @@ allOf:
then:
properties:
phy-names:
items:
- const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used
clocks:
minItems: 3
clock-names: