[PATCH v7 21/22] dt-bindings: add BCM6318 GPIO sysctl binding documentation

Álvaro Fernández Rojas
2021-03-15T11:44:45Z

Add binding documentation for the GPIO sysctl found in BCM6318 SoCs.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
v7: add changes suggested by Rob Herring

.../mfd/brcm,bcm6318-gpio-sysctl.yaml | 179 ++++++++++++++++++
1 file changed, 179 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mfd/brcm,bcm6318-gpio-sysctl.yaml

diff --git a/Documentation/devicetree/bindings/mfd/brcm,bcm6318-gpio-sysctl.yaml b/Documentation/devicetree/bindings/mfd/brcm,bcm6318-gpio-sysctl.yaml
new file mode 100644
index 000000000000..7056a490a27d
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/brcm,bcm6318-gpio-sysctl.yaml
@@ -0,0 +1,179 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/brcm,bcm6318-gpio-sysctl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom BCM6318 GPIO System Controller Device Tree Bindings
+
+maintainers:
+ - Álvaro Fernández Rojas <noltari@gmail.com>
+ - Jonas Gorski <jonas.gorski@gmail.com>
+
+description:
+ Broadcom BCM6318 SoC GPIO system controller which provides a register map
+ for controlling the GPIO and pins of the SoC.
+
+properties:
+ "#address-cells": true
+
+ "#size-cells": true
+
+ compatible:
+ items:
+ - const: brcm,bcm6318-gpio-sysctl
+ - const: syscon
+ - const: simple-mfd
+
+ ranges:
+ maxItems: 1
+
+ reg:
+ maxItems: 1
+
+patternProperties:
+ "^gpio@[0-9a-f]+$":
+ # Child node
+ type: object
+ $ref: "../gpio/brcm,bcm63xx-gpio.yaml"
+ description:
+ GPIO controller for the SoC GPIOs. This child node definition
+ should follow the bindings specified in
+ Documentation/devicetree/bindings/gpio/brcm,bcm63xx-gpio.yaml.
+
+ "^pinctrl@[0-9a-f]+$":
+ # Child node
+ type: object
+ $ref: "../pinctrl/brcm,bcm6318-pinctrl.yaml"
+ description:
+ Pin controller for the SoC pins. This child node definition
+ should follow the bindings specified in
+ Documentation/devicetree/bindings/pinctrl/brcm,bcm6318-pinctrl.yaml.
+
+required:
+ - "#address-cells"
+ - compatible
+ - ranges
+ - reg
+ - "#size-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ syscon@10000080 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "brcm,bcm6318-gpio-sysctl", "syscon", "simple-mfd";
+ reg = <0x10000080 0x80>;
+ ranges = <0 0x10000080 0x80>;
+
+ gpio@0 {
+ compatible = "brcm,bcm6318-gpio";
+ reg = <0x0 0x10>;
+
+ data = <0xc>;
+ dirout = <0x4>;
+
+ gpio-controller;
+ gpio-ranges = <&pinctrl 0 0 50>;
+ #gpio-cells = <2>;
+ };
+
+ pinctrl: pinctrl@10 {
+ compatible = "brcm,bcm6318-pinctrl";
+ reg = <0x18 0x10>, <0x54 0x18>;
+
+ pinctrl_ephy0_spd_led: ephy0_spd_led-pins {
+ function = "ephy0_spd_led";
+ pins = "gpio0";
+ };
+
+ pinctrl_ephy1_spd_led: ephy1_spd_led-pins {
+ function = "ephy1_spd_led";
+ pins = "gpio1";
+ };
+
+ pinctrl_ephy2_spd_led: ephy2_spd_led-pins {
+ function = "ephy2_spd_led";
+ pins = "gpio2";
+ };
+
+ pinctrl_ephy3_spd_led: ephy3_spd_led-pins {
+ function = "ephy3_spd_led";
+ pins = "gpio3";
+ };
+
+ pinctrl_ephy0_act_led: ephy0_act_led-pins {
+ function = "ephy0_act_led";
+ pins = "gpio4";
+ };
+
+ pinctrl_ephy1_act_led: ephy1_act_led-pins {
+ function = "ephy1_act_led";
+ pins = "gpio5";
+ };
+
+ pinctrl_ephy2_act_led: ephy2_act_led-pins {
+ function = "ephy2_act_led";
+ pins = "gpio6";
+ };
+
+ pinctrl_ephy3_act_led: ephy3_act_led-pins {
+ function = "ephy3_act_led";
+ pins = "gpio7";
+ };
+
+ pinctrl_serial_led: serial_led-pins {
+ pinctrl_serial_led_data: serial_led_data-pins {
+ function = "serial_led_data";
+ pins = "gpio6";
+ };
+
+ pinctrl_serial_led_clk: serial_led_clk-pins {
+ function = "serial_led_clk";
+ pins = "gpio7";
+ };
+ };
+
+ pinctrl_inet_act_led: inet_act_led-pins {
+ function = "inet_act_led";
+ pins = "gpio8";
+ };
+
+ pinctrl_inet_fail_led: inet_fail_led-pins {
+ function = "inet_fail_led";
+ pins = "gpio9";
+ };
+
+ pinctrl_dsl_led: dsl_led-pins {
+ function = "dsl_led";
+ pins = "gpio10";
+ };
+
+ pinctrl_post_fail_led: post_fail_led-pins {
+ function = "post_fail_led";
+ pins = "gpio11";
+ };
+
+ pinctrl_wlan_wps_led: wlan_wps_led-pins {
+ function = "wlan_wps_led";
+ pins = "gpio12";
+ };
+
+ pinctrl_usb_pwron: usb_pwron-pins {
+ function = "usb_pwron";
+ pins = "gpio13";
+ };
+
+ pinctrl_usb_device_led: usb_device_led-pins {
+ function = "usb_device_led";
+ pins = "gpio13";
+ };
+
+ pinctrl_usb_active: usb_active-pins {
+ function = "usb_active";
+ pins = "gpio40";
+ };
+ };
+ };
--
2.20.1