Openwrt/target/linux/bmips/patches-5.10/400-Documentation-add-BCM6328-pincontroller-binding-docu.patch
Álvaro Fernández Rojas e2448e5e03 bmips: rewrite pin controllers
This is needed in order to upstream them.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-02-25 20:40:02 +01:00

183 lines
5.0 KiB
Diff

From 3b6d70e7bae0dbba02435c53f878a042d6d4bd4d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
Date: Wed, 27 Jul 2016 11:33:56 +0200
Subject: [PATCH 01/12] Documentation: add BCM6328 pincontroller binding
documentation
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Add binding documentation for the pincontrol core found in BCM6328 SoCs.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
---
.../pinctrl/brcm,bcm6328-pinctrl.yaml | 161 ++++++++++++++++++
1 file changed, 161 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/brcm,bcm6328-pinctrl.yaml
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6328-pinctrl.yaml
@@ -0,0 +1,161 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/brcm,bcm6328-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom BCM6328 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,bcm6328-pinctrl
+
+ gpio-controller: true
+
+ '#gpio-cells':
+ description:
+ Specifies the pin number and flags, as defined in
+ include/dt-bindings/gpio/gpio.h
+ const: 2
+
+ interrupts-extended:
+ description:
+ One interrupt per each of the 4 GPIO ports supported by the controller,
+ sorted by port number ascending order.
+ minItems: 4
+ maxItems: 4
+
+patternProperties:
+ '^.*$':
+ if:
+ type: object
+ then:
+ properties:
+ function:
+ $ref: "/schemas/types.yaml#/definitions/string"
+ enum: [ serial_led_data, serial_led_clk, inet_act_led, pcie_clkreq,
+ led, ephy0_act_led, ephy1_act_led, ephy2_act_led,
+ ephy3_act_led, hsspi_cs1, usb_device_port, usb_host_port ]
+
+ pins:
+ $ref: "/schemas/types.yaml#/definitions/string"
+ enum: [ gpio6, gpio7, gpio11, gpio16, gpio17, gpio18, gpio19,
+ gpio20, gpio25, gpio26, gpio27, gpio28, hsspi_cs1,
+ usb_port1 ]
+
+required:
+ - compatible
+ - gpio-controller
+ - '#gpio-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ gpio@10000080 {
+ compatible = "syscon", "simple-mfd";
+ reg = <0x10000080 0x80>;
+
+ pinctrl: pinctrl {
+ compatible = "brcm,bcm6328-pinctrl";
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ interrupts-extended = <&ext_intc 3 0>,
+ <&ext_intc 2 0>,
+ <&ext_intc 1 0>,
+ <&ext_intc 0 0>;
+ interrupt-names = "gpio12",
+ "gpio15",
+ "gpio23",
+ "gpio24";
+
+ pinctrl_serial_led: serial_led {
+ pinctrl_serial_led_data: serial_led_data {
+ function = "serial_led_data";
+ pins = "gpio6";
+ };
+
+ pinctrl_serial_led_clk: serial_led_clk {
+ function = "serial_led_clk";
+ pins = "gpio7";
+ };
+ };
+
+ pinctrl_inet_act_led: inet_act_led {
+ function = "inet_act_led";
+ pins = "gpio11";
+ };
+
+ pinctrl_pcie_clkreq: pcie_clkreq {
+ function = "pcie_clkreq";
+ pins = "gpio16";
+ };
+
+ pinctrl_ephy0_spd_led: ephy0_spd_led {
+ function = "led";
+ pins = "gpio17";
+ };
+
+ pinctrl_ephy1_spd_led: ephy1_spd_led {
+ function = "led";
+ pins = "gpio18";
+ };
+
+ pinctrl_ephy2_spd_led: ephy2_spd_led {
+ function = "led";
+ pins = "gpio19";
+ };
+
+ pinctrl_ephy3_spd_led: ephy3_spd_led {
+ function = "led";
+ pins = "gpio20";
+ };
+
+ pinctrl_ephy0_act_led: ephy0_act_led {
+ function = "ephy0_act_led";
+ pins = "gpio25";
+ };
+
+ pinctrl_ephy1_act_led: ephy1_act_led {
+ function = "ephy1_act_led";
+ pins = "gpio26";
+ };
+
+ pinctrl_ephy2_act_led: ephy2_act_led {
+ function = "ephy2_act_led";
+ pins = "gpio27";
+ };
+
+ pinctrl_ephy3_act_led: ephy3_act_led {
+ function = "ephy3_act_led";
+ pins = "gpio28";
+ };
+
+ pinctrl_hsspi_cs1: hsspi_cs1 {
+ function = "hsspi_cs1";
+ pins = "hsspi_cs1";
+ };
+
+ pinctrl_usb_port1_device: usb_port1_device {
+ function = "usb_device_port";
+ pins = "usb_port1";
+ };
+
+ pinctrl_usb_port1_host: usb_port1_host {
+ function = "usb_host_port";
+ pins = "usb_port1";
+ };
+ };
+ };