[v4,08/15] Documentation: add BCM6362 pincontroller binding documentation
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Message ID 20210304085710.7128-9-noltari@gmail.com
State New, archived
Headers show
Series
  • pinctrl: add BCM63XX pincontrol support
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Commit Message

Álvaro Fernández Rojas March 4, 2021, 8:57 a.m. UTC
Add binding documentation for the pincontrol core found in BCM6362 SoCs.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
---
 v4: no changes
 v3: add new gpio node
 v2: remove interrupts

 .../pinctrl/brcm,bcm6362-pinctrl.yaml         | 250 ++++++++++++++++++
 1 file changed, 250 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/brcm,bcm6362-pinctrl.yaml

Patch
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diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm6362-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6362-pinctrl.yaml
new file mode 100644
index 000000000000..f33b56cd883f
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6362-pinctrl.yaml
@@ -0,0 +1,250 @@ 
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/brcm,bcm6362-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom BCM6362 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,bcm6362-pinctrl
+
+patternProperties:
+  '^gpio$':
+    type: object
+    properties:
+      compatible:
+        const: brcm,bcm6362-gpio
+
+      data:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        description: |
+          Offset in the register map for the data register (in bytes).
+
+      dirout:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        description: |
+          Offset in the register map for the dirout register (in bytes).
+
+      gpio-controller: true
+
+      "#gpio-cells":
+        const: 2
+
+      gpio-ranges:
+        maxItems: 1
+
+    required:
+      - gpio-controller
+      - gpio-ranges
+      - '#gpio-cells'
+
+  '^.*$':
+    if:
+      type: object
+    then:
+      properties:
+        function:
+          $ref: "/schemas/types.yaml#/definitions/string"
+          enum: [ usb_device_led, sys_irq, serial_led_clk, serial_led_data,
+                  robosw_led_data, robosw_led_clk, robosw_led0, robosw_led1,
+                  inet_led, spi_cs2, spi_cs3, ntr_pulse, uart1_scts,
+                  uart1_srts, uart1_sdin, uart1_sdout, adsl_spi_miso,
+                  adsl_spi_mosi, adsl_spi_clk, adsl_spi_cs, ephy0_led,
+                  ephy1_led, ephy2_led, ephy3_led, ext_irq0, ext_irq1,
+                  ext_irq2, ext_irq3, nand ]
+
+        pins:
+          $ref: "/schemas/types.yaml#/definitions/string"
+          enum: [ gpio0, gpio1, gpio2, gpio3, gpio4, gpio5, gpio6, gpio7,
+                  gpio8, gpio9, gpio10, gpio11, gpio12, gpio13, gpio14,
+                  gpio15, gpio16, gpio17, gpio18, gpio19, gpio20, gpio21,
+                  gpio22, gpio23, gpio24, gpio25, gpio26, gpio27, nand_grp ]
+
+required:
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    gpio_cntl@10000080 {
+      compatible = "syscon", "simple-mfd";
+      reg = <0x10000080 0x80>;
+
+      pinctrl: pinctrl {
+        compatible = "brcm,bcm6362-pinctrl";
+
+        gpio {
+          compatible = "brcm,bcm6362-gpio";
+          data = <0xc>;
+          dirout = <0x4>;
+
+          gpio-controller;
+          gpio-ranges = <&pinctrl 0 0 48>;
+          #gpio-cells = <2>;
+        };
+
+        pinctrl_usb_device_led: usb_device_led {
+          function = "usb_device_led";
+          pins = "gpio0";
+        };
+
+        pinctrl_sys_irq: sys_irq {
+          function = "sys_irq";
+          pins = "gpio1";
+        };
+
+        pinctrl_serial_led: serial_led {
+          pinctrl_serial_led_clk: serial_led_clk {
+            function = "serial_led_clk";
+            pins = "gpio2";
+          };
+
+          pinctrl_serial_led_data: serial_led_data {
+            function = "serial_led_data";
+            pins = "gpio3";
+          };
+        };
+
+        pinctrl_robosw_led_data: robosw_led_data {
+          function = "robosw_led_data";
+          pins = "gpio4";
+        };
+
+        pinctrl_robosw_led_clk: robosw_led_clk {
+          function = "robosw_led_clk";
+          pins = "gpio5";
+        };
+
+        pinctrl_robosw_led0: robosw_led0 {
+          function = "robosw_led0";
+          pins = "gpio6";
+        };
+
+        pinctrl_robosw_led1: robosw_led1 {
+          function = "robosw_led1";
+          pins = "gpio7";
+        };
+
+        pinctrl_inet_led: inet_led {
+          function = "inet_led";
+          pins = "gpio8";
+        };
+
+        pinctrl_spi_cs2: spi_cs2 {
+          function = "spi_cs2";
+          pins = "gpio9";
+        };
+
+        pinctrl_spi_cs3: spi_cs3 {
+          function = "spi_cs3";
+          pins = "gpio10";
+        };
+
+        pinctrl_ntr_pulse: ntr_pulse {
+          function = "ntr_pulse";
+          pins = "gpio11";
+        };
+
+        pinctrl_uart1_scts: uart1_scts {
+          function = "uart1_scts";
+          pins = "gpio12";
+        };
+
+        pinctrl_uart1_srts: uart1_srts {
+          function = "uart1_srts";
+          pins = "gpio13";
+        };
+
+        pinctrl_uart1: uart1 {
+          pinctrl_uart1_sdin: uart1_sdin {
+            function = "uart1_sdin";
+            pins = "gpio14";
+          };
+
+          pinctrl_uart1_sdout: uart1_sdout {
+            function = "uart1_sdout";
+            pins = "gpio15";
+          };
+        };
+
+        pinctrl_adsl_spi: adsl_spi {
+          pinctrl_adsl_spi_miso: adsl_spi_miso {
+            function = "adsl_spi_miso";
+            pins = "gpio16";
+          };
+
+          pinctrl_adsl_spi_mosi: adsl_spi_mosi {
+            function = "adsl_spi_mosi";
+            pins = "gpio17";
+          };
+
+          pinctrl_adsl_spi_clk: adsl_spi_clk {
+            function = "adsl_spi_clk";
+            pins = "gpio18";
+          };
+
+          pinctrl_adsl_spi_cs: adsl_spi_cs {
+            function = "adsl_spi_cs";
+            pins = "gpio19";
+          };
+        };
+
+        pinctrl_ephy0_led: ephy0_led {
+          function = "ephy0_led";
+          pins = "gpio20";
+        };
+
+        pinctrl_ephy1_led: ephy1_led {
+          function = "ephy1_led";
+          pins = "gpio21";
+        };
+
+        pinctrl_ephy2_led: ephy2_led {
+          function = "ephy2_led";
+          pins = "gpio22";
+        };
+
+        pinctrl_ephy3_led: ephy3_led {
+          function = "ephy3_led";
+          pins = "gpio23";
+        };
+
+        pinctrl_ext_irq0: ext_irq0 {
+          function = "ext_irq0";
+          pins = "gpio24";
+        };
+
+        pinctrl_ext_irq1: ext_irq1 {
+          function = "ext_irq1";
+          pins = "gpio25";
+        };
+
+        pinctrl_ext_irq2: ext_irq2 {
+          function = "ext_irq2";
+          pins = "gpio26";
+        };
+
+        pinctrl_ext_irq3: ext_irq3 {
+          function = "ext_irq3";
+          pins = "gpio27";
+        };
+
+        pinctrl_nand: nand {
+          function = "nand";
+          group = "nand_grp";
+        };
+      };
+    };