[PATCH v7 08/22] dt-bindings: add BCM6358 pincontroller binding documentation

Álvaro Fernández Rojas
2021-03-15T11:43:26Z

Add binding documentation for the pincontrol core found in BCM6358 SoCs.

Co-developed-by: Jonas Gorski <jonas.gorski@gmail.com>
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
v7: add changes suggested by Rob Herring
v6: add changes suggested by Rob Herring
v5: change Documentation to dt-bindings in commit title
v4: no changes
v3: add new gpio node
v2: remove interrupts

.../pinctrl/brcm,bcm6358-pinctrl.yaml | 98 +++++++++++++++++++
1 file changed, 98 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/brcm,bcm6358-pinctrl.yaml

diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm6358-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6358-pinctrl.yaml
new file mode 100644
index 000000000000..65e28c8ae8ce
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6358-pinctrl.yaml
@@ -0,0 +1,98 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/brcm,bcm6358-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom BCM6358 pin controller
+
+maintainers:
+ - Álvaro Fernández Rojas <noltari@gmail.com>
+ - Jonas Gorski <jonas.gorski@gmail.com>
+
+description: |+
+ The pin controller node should be the child of a syscon node.
+
+ Refer to the the bindings described in
+ Documentation/devicetree/bindings/mfd/syscon.yaml
+
+properties:
+ compatible:
+ const: brcm,bcm6358-pinctrl
+
+ reg:
+ maxItems: 1
+
+patternProperties:
+ '^.*-pins$':
+ if:
+ type: object
+ then:
+ properties:
+ function:
+ $ref: "pinmux-node.yaml#/properties/function"
+ enum: [ ebi_cs, uart1, serial_led, legacy_led, led, spi_cs, utopia,
+ pwm_syn_clk, sys_irq ]
+
+ pins:
+ $ref: "pinmux-node.yaml#/properties/pins"
+ enum: [ ebi_cs_grp, uart1_grp, serial_led_grp, legacy_led_grp,
+ led_grp, spi_cs_grp, utopia_grp, pwm_syn_clk, sys_irq_grp ]
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ pinctrl@18 {
+ compatible = "brcm,bcm6358-pinctrl";
+ reg = <0x18 0x4>;
+
+ pinctrl_ebi_cs: ebi_cs-pins {
+ function = "ebi_cs";
+ groups = "ebi_cs_grp";
+ };
+
+ pinctrl_uart1: uart1-pins {
+ function = "uart1";
+ groups = "uart1_grp";
+ };
+
+ pinctrl_serial_led: serial_led-pins {
+ function = "serial_led";
+ groups = "serial_led_grp";
+ };
+
+ pinctrl_legacy_led: legacy_led-pins {
+ function = "legacy_led";
+ groups = "legacy_led_grp";
+ };
+
+ pinctrl_led: led-pins {
+ function = "led";
+ groups = "led_grp";
+ };
+
+ pinctrl_spi_cs_23: spi_cs-pins {
+ function = "spi_cs";
+ groups = "spi_cs_grp";
+ };
+
+ pinctrl_utopia: utopia-pins {
+ function = "utopia";
+ groups = "utopia_grp";
+ };
+
+ pinctrl_pwm_syn_clk: pwm_syn_clk-pins {
+ function = "pwm_syn_clk";
+ groups = "pwm_syn_clk_grp";
+ };
+
+ pinctrl_sys_irq: sys_irq-pins {
+ function = "sys_irq";
+ groups = "sys_irq_grp";
+ };
+ };
--
2.20.1