Not every function can be muxed to a group. Add proper binding which
documents which function can be muxed to a group or set of groups.
Signed-off-by: Arınç ÜNAL <arinc.unal@xxxxxxxxxx>
---
.../pinctrl/ralink,rt3883-pinctrl.yaml | 204 +++++++++++++++++-
1 file changed, 197 insertions(+), 7 deletions(-)
diff --git a/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml
index feb6e66dcb61..9fbd6de13c03 100644
--- a/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml
@@ -29,21 +29,212 @@ patternProperties:
$ref: pinmux-node.yaml#
properties:
- groups:
- description: The pin group to select.
- enum: [ge1, ge2, i2c, jtag, lna a, lna g, mdio, pci, spi, uartf,
- uartlite]
-
function:
- description: The mux function to select.
+ description:
+ A string containing the name of the function to mux to the group.
enum: [ge1, ge2, gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag,
lna a, lna g, mdio, pci-dev, pci-fnc, pci-host1, pci-host2,
pcm gpio, pcm i2s, pcm uartf, spi, uartf, uartlite]
+ groups:
+ description:
+ An array of strings. Each string contains the name of a group.
+
required:
- groups
- function
+ allOf:
+ - if:
+ properties:
+ function:
+ const: ge1
+ then:
+ properties:
+ groups:
+ enum: [ge1]
+
+ - if:
+ properties:
+ function:
+ const: ge2
+ then:
+ properties:
+ groups:
+ enum: [ge2]
+
+ - if:
+ properties:
+ function:
+ const: gpio
+ then:
+ properties:
+ groups:
+ enum: [ge1, ge2, i2c, jtag, lna a, lna g, mdio, pci, spi,
+ uartf, uartlite]
+
+ - if:
+ properties:
+ function:
+ const: gpio i2s
+ then:
+ properties:
+ groups:
+ enum: [uartf]
+
+ - if:
+ properties:
+ function:
+ const: gpio uartf
+ then:
+ properties:
+ groups:
+ enum: [uartf]
+
+ - if:
+ properties:
+ function:
+ const: i2c
+ then:
+ properties:
+ groups:
+ enum: [i2c]
+
+ - if:
+ properties:
+ function:
+ const: i2s uartf
+ then:
+ properties:
+ groups:
+ enum: [uartf]
+
+ - if:
+ properties:
+ function:
+ const: jtag
+ then:
+ properties:
+ groups:
+ enum: [jtag]
+
+ - if:
+ properties:
+ function:
+ const: lna a
+ then:
+ properties:
+ groups:
+ enum: [lna a]
+
+ - if:
+ properties:
+ function:
+ const: lna g
+ then:
+ properties:
+ groups:
+ enum: [lna g]
+
+ - if:
+ properties:
+ function:
+ const: mdio
+ then:
+ properties:
+ groups:
+ enum: [mdio]
+
+ - if:
+ properties:
+ function:
+ const: pci-dev
+ then:
+ properties:
+ groups:
+ enum: [pci]
+
+ - if:
+ properties:
+ function:
+ const: pci-fnc
+ then:
+ properties:
+ groups:
+ enum: [pci]
+
+ - if:
+ properties:
+ function:
+ const: pci-host1
+ then:
+ properties:
+ groups:
+ enum: [pci]
+
+ - if:
+ properties:
+ function:
+ const: pci-host2
+ then:
+ properties:
+ groups:
+ enum: [pci]
+
+ - if:
+ properties:
+ function:
+ const: pcm gpio
+ then:
+ properties:
+ groups:
+ enum: [uartf]
+
+ - if:
+ properties:
+ function:
+ const: pcm i2s
+ then:
+ properties:
+ groups:
+ enum: [uartf]
+
+ - if:
+ properties:
+ function:
+ const: pcm uartf
+ then:
+ properties:
+ groups:
+ enum: [uartf]
+
+ - if:
+ properties:
+ function:
+ const: spi
+ then:
+ properties:
+ groups:
+ enum: [spi]
+
+ - if:
+ properties:
+ function:
+ const: uartf
+ then:
+ properties:
+ groups:
+ enum: [uartf]
+
+ - if:
+ properties:
+ function:
+ const: uartlite
+ then:
+ properties:
+ groups:
+ enum: [uartlite]
+
additionalProperties: false
additionalProperties: false
@@ -57,7 +248,6 @@ required:
additionalProperties: false
examples:
- # Pinmux controller node
- |
pinctrl {
compatible = "ralink,rt3883-pinctrl";
--
2.37.2
