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From fd22635f222f44dcb4dd6382d97de13144edad2b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
Date: Wed, 24 Mar 2021 09:19:16 +0100
Subject: [PATCH 15/22] dt-bindings: add BCM6368 GPIO sysctl binding
 documentation
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Add binding documentation for the GPIO sysctl found in BCM6368 SoCs.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210324081923.20379-16-noltari@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
 .../mfd/brcm,bcm6368-gpio-sysctl.yaml         | 246 ++++++++++++++++++
 1 file changed, 246 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/mfd/brcm,bcm6368-gpio-sysctl.yaml

--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/brcm,bcm6368-gpio-sysctl.yaml
@@ -0,0 +1,246 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/brcm,bcm6368-gpio-sysctl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom BCM6368 GPIO System Controller Device Tree Bindings
+
+maintainers:
+  - Álvaro Fernández Rojas <noltari@gmail.com>
+  - Jonas Gorski <jonas.gorski@gmail.com>
+
+description:
+  Broadcom BCM6368 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,bcm6368-gpio-sysctl
+      - const: syscon
+      - const: simple-mfd
+
+  ranges:
+    maxItems: 1
+
+  reg:
+    maxItems: 1
+
+patternProperties:
+  "^gpio@[0-9a-f]+$":
+    # Child node
+    type: object
+    $ref: "../gpio/brcm,bcm6345-gpio.yaml"
+    description:
+      GPIO controller for the SoC GPIOs. This child node definition
+      should follow the bindings specified in
+      Documentation/devicetree/bindings/gpio/brcm,bcm6345-gpio.yaml.
+
+  "^pinctrl@[0-9a-f]+$":
+    # Child node
+    type: object
+    $ref: "../pinctrl/brcm,bcm6368-pinctrl.yaml"
+    description:
+      Pin controller for the SoC pins. This child node definition
+      should follow the bindings specified in
+      Documentation/devicetree/bindings/pinctrl/brcm,bcm6368-pinctrl.yaml.
+
+required:
+  - "#address-cells"
+  - compatible
+  - ranges
+  - reg
+  - "#size-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    syscon@10000080 {
+      #address-cells = <1>;
+      #size-cells = <1>;
+      compatible = "brcm,bcm6368-gpio-sysctl", "syscon", "simple-mfd";
+      reg = <0x10000080 0x80>;
+      ranges = <0 0x10000080 0x80>;
+
+      gpio@0 {
+        compatible = "brcm,bcm6368-gpio";
+        reg-names = "dirout", "dat";
+        reg = <0x0 0x8>, <0x8 0x8>;
+
+        gpio-controller;
+        gpio-ranges = <&pinctrl 0 0 38>;
+        #gpio-cells = <2>;
+      };
+
+      pinctrl: pinctrl@18 {
+        compatible = "brcm,bcm6368-pinctrl";
+        reg = <0x18 0x4>, <0x38 0x4>;
+
+        pinctrl_analog_afe_0: analog_afe_0-pins {
+          function = "analog_afe_0";
+          pins = "gpio0";
+        };
+
+        pinctrl_analog_afe_1: analog_afe_1-pins {
+          function = "analog_afe_1";
+          pins = "gpio1";
+        };
+
+        pinctrl_sys_irq: sys_irq-pins {
+          function = "sys_irq";
+          pins = "gpio2";
+        };
+
+        pinctrl_serial_led: serial_led-pins {
+          pinctrl_serial_led_data: serial_led_data-pins {
+            function = "serial_led_data";
+            pins = "gpio3";
+          };
+
+          pinctrl_serial_led_clk: serial_led_clk-pins {
+            function = "serial_led_clk";
+            pins = "gpio4";
+          };
+        };
+
+        pinctrl_inet_led: inet_led-pins {
+          function = "inet_led";
+          pins = "gpio5";
+        };
+
+        pinctrl_ephy0_led: ephy0_led-pins {
+          function = "ephy0_led";
+          pins = "gpio6";
+        };
+
+        pinctrl_ephy1_led: ephy1_led-pins {
+          function = "ephy1_led";
+          pins = "gpio7";
+        };
+
+        pinctrl_ephy2_led: ephy2_led-pins {
+          function = "ephy2_led";
+          pins = "gpio8";
+        };
+
+        pinctrl_ephy3_led: ephy3_led-pins {
+          function = "ephy3_led";
+          pins = "gpio9";
+        };
+
+        pinctrl_robosw_led_data: robosw_led_data-pins {
+          function = "robosw_led_data";
+          pins = "gpio10";
+        };
+
+        pinctrl_robosw_led_clk: robosw_led_clk-pins {
+          function = "robosw_led_clk";
+          pins = "gpio11";
+        };
+
+        pinctrl_robosw_led0: robosw_led0-pins {
+          function = "robosw_led0";
+          pins = "gpio12";
+        };
+
+        pinctrl_robosw_led1: robosw_led1-pins {
+          function = "robosw_led1";
+          pins = "gpio13";
+        };
+
+        pinctrl_usb_device_led: usb_device_led-pins {
+          function = "usb_device_led";
+          pins = "gpio14";
+        };
+
+        pinctrl_pci: pci-pins {
+          pinctrl_pci_req1: pci_req1-pins {
+            function = "pci_req1";
+            pins = "gpio16";
+          };
+
+          pinctrl_pci_gnt1: pci_gnt1-pins {
+            function = "pci_gnt1";
+            pins = "gpio17";
+          };
+
+          pinctrl_pci_intb: pci_intb-pins {
+            function = "pci_intb";
+            pins = "gpio18";
+          };
+
+          pinctrl_pci_req0: pci_req0-pins {
+            function = "pci_req0";
+            pins = "gpio19";
+          };
+
+          pinctrl_pci_gnt0: pci_gnt0-pins {
+            function = "pci_gnt0";
+            pins = "gpio20";
+          };
+        };
+
+        pinctrl_pcmcia: pcmcia-pins {
+          pinctrl_pcmcia_cd1: pcmcia_cd1-pins {
+            function = "pcmcia_cd1";
+            pins = "gpio22";
+          };
+
+          pinctrl_pcmcia_cd2: pcmcia_cd2-pins {
+            function = "pcmcia_cd2";
+            pins = "gpio23";
+          };
+
+          pinctrl_pcmcia_vs1: pcmcia_vs1-pins {
+            function = "pcmcia_vs1";
+            pins = "gpio24";
+          };
+
+          pinctrl_pcmcia_vs2: pcmcia_vs2-pins {
+            function = "pcmcia_vs2";
+            pins = "gpio25";
+          };
+        };
+
+        pinctrl_ebi_cs2: ebi_cs2-pins {
+          function = "ebi_cs2";
+          pins = "gpio26";
+        };
+
+        pinctrl_ebi_cs3: ebi_cs3-pins {
+          function = "ebi_cs3";
+          pins = "gpio27";
+        };
+
+        pinctrl_spi_cs2: spi_cs2-pins {
+          function = "spi_cs2";
+          pins = "gpio28";
+        };
+
+        pinctrl_spi_cs3: spi_cs3-pins {
+          function = "spi_cs3";
+          pins = "gpio29";
+        };
+
+        pinctrl_spi_cs4: spi_cs4-pins {
+          function = "spi_cs4";
+          pins = "gpio30";
+        };
+
+        pinctrl_spi_cs5: spi_cs5-pins {
+          function = "spi_cs5";
+          pins = "gpio31";
+        };
+
+        pinctrl_uart1: uart1-pins {
+          function = "uart1";
+          group = "uart1_grp";
+        };
+      };
+    };