[PATCH v1 5/9] dt-bindings: gpio: Add HPE GXP GPIO

[nick.hawkins@xxxxxxx]

From: Nick Hawkins <nick.hawkins@xxxxxxx>

Provide access to the registers and interrupts for GPIO. The GPIO
will have two driver instances: One for host, the other for CPLD.

Signed-off-by: Nick Hawkins <nick.hawkins@xxxxxxx>
---
 .../bindings/gpio/hpe,gxp-gpio.yaml           | 137 ++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/gpio/hpe,gxp-gpio.yaml

diff --git a/Documentation/devicetree/bindings/gpio/hpe,gxp-gpio.yaml b/Documentation/devicetree/bindings/gpio/hpe,gxp-gpio.yaml
new file mode 100644
index 000000000000..1cf4cff26d5f
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/hpe,gxp-gpio.yaml
@@ -0,0 +1,137 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/hpe,gxp-gpio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: HPE GXP gpio controllers
+
+maintainers:
+  - Nick Hawkins <nick.hawkins@xxxxxxx>
+
+description:
+  Interruptable GPIO drivers for the HPE GXP that covers multiple interfaces.
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - enum:
+              - hpe,gxp-gpio
+              - hpe,gxp-gpio-pl
+
+  reg:
+    minItems: 3
+    maxItems: 6
+
+  reg-names:
+    minItems: 3
+    maxItems: 6
+
+  gpio-controller: true
+
+  '#gpio-cells':
+    const: 2
+
+  gpio-line-names:
+    minItems: 1
+    maxItems: 300
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - gpio-controller
+  - "#gpio-cells"
+
+additionalProperties: false
+
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - hpe,gxp-gpio
+    then:
+      properties:
+        reg:
+          items:
+            - description: CSM
+            - description: fn2 virtual button
+            - description: fn2 system status
+            - description: vuhc status
+            - description: external virtual button
+        reg-names:
+          items:
+            - const: csm
+            - const: fn2-vbtn
+            - const: fn2-stat
+            - const: vuhc
+            - const: vbtn
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - hpe,gxp-gpio-pl
+    then:
+      properties:
+        reg:
+          items:
+            - description: Programmable logic led
+            - description: Programmable logic health led
+            - description: Programmable logic interrupt interface
+        reg-names:
+          items:
+            - const: pl-led
+            - const: pl-health
+            - const: pl-int
+
+examples:
+  - |
+        gpio@0 {
+          compatible = "hpe,gxp-gpio";
+          reg = <0x0 0x400>, <0x200046 0x1>, <0x200070 0x08>, <0x400064 0x80>, <0x5100030f 0x1>;
+          reg-names = "csm", "fn2-vbtn", "fn2-stat", "vuhc", "vbtn";
+          gpio-controller;
+          #gpio-cells = <2>;
+          interrupt-parent = <&vic0>;
+          interrupts = <10>;
+          gpio-line-names =
+          "IOP_LED1", "IOP_LED2", "IOP_LED3", "IOP_LED4", "IOP_LED5", "IOP_LED6", "IOP_LED7", "IOP_LED8",
+          "FAN1_INST", "FAN2_INST", "FAN3_INST", "FAN4_INST", "FAN5_INST", "FAN6_INST", "FAN7_INST",
+          "FAN8_INST", "FAN1_FAIL", "FAN2_FAIL", "FAN3_FAIL", "FAN4_FAIL", "FAN5_FAIL", "FAN6_FAIL",
+          "FAN7_FAIL", "FAN8_FAIL", "FAN1_ID", "FAN2_ID", "FAN3_ID", "FAN4_ID", "FAN5_ID", "FAN6_ID",
+          "FAN7_ID", "FAN8_ID", "IDENTIFY", "HEALTH_RED", "HEALTH_AMBER", "POWER_BUTTON", "UID_PRESS",
+          "SLP", "NMI_BUTTON", "RESET_BUTTON", "SIO_S5", "SO_ON_CONTROL", "PSU1_INST", "PSU2_INST",
+          "PSU3_INST", "PSU4_INST", "PSU5_INST", "PSU6_INST", "PSU7_INST", "PSU8_INST", "PSU1_AC",
+          "PSU2_AC", "PSU3_AC", "PSU4_AC", "PSU5_AC", "PSU6_AC", "PSU7_AC", "PSU8_AC", "PSU1_DC",
+          "PSU2_DC", "PSU3_DC", "PSU4_DC", "PSU5_DC", "PSU6_DC", "PSU7_DC", "PSU8_DC", "", "", "", "",
+          "", "", "", "", "", "", "", "", "", "";
+        };
+
+  - |
+        gpio@51000304 {
+          compatible = "hpe,gxp-gpio-pl";
+          reg = <0x51000304 0x2>, <0x5100030d 0x01>, <0x51000380 0x7f>;
+          reg-names = "pl-led", "pl-health", "pl-int";
+          gpio-controller;
+          #gpio-cells = <2>;
+          interrupt-parent = <&vic0>;
+          interrupts = <24>;
+          gpio-line-names =
+          "IOP_LED1", "IOP_LED2", "IOP_LED3", "IOP_LED4", "IOP_LED5", "IOP_LED6", "IOP_LED7", "IOP_LED8",
+          "FAN1_INST", "FAN2_INST", "FAN3_INST", "FAN4_INST", "FAN5_INST", "FAN6_INST", "FAN7_INST",
+          "FAN8_INST", "FAN1_FAIL", "FAN2_FAIL", "FAN3_FAIL", "FAN4_FAIL", "FAN5_FAIL", "FAN6_FAIL",
+          "FAN7_FAIL", "FAN8_FAIL", "FAN1_ID", "FAN2_ID", "FAN3_ID", "FAN4_ID", "FAN5_ID", "FAN6_ID",
+          "FAN7_ID", "FAN8_ID", "IDENTIFY", "HEALTH_RED", "HEALTH_AMBER", "POWER_BUTTON", "UID_PRESS",
+          "SLP", "NMI_BUTTON", "RESET_BUTTON", "SIO_S5", "SO_ON_CONTROL", "PSU1_INST", "PSU2_INST",
+          "PSU3_INST", "PSU4_INST", "PSU5_INST", "PSU6_INST", "PSU7_INST", "PSU8_INST", "PSU1_AC",
+          "PSU2_AC", "PSU3_AC", "PSU4_AC", "PSU5_AC", "PSU6_AC", "PSU7_AC", "PSU8_AC", "PSU1_DC",
+          "PSU2_DC", "PSU3_DC", "PSU4_DC", "PSU5_DC", "PSU6_DC", "PSU7_DC", "PSU8_DC", "", "", "", "",
+          "", "", "", "", "", "", "", "", "", "";
+        };
-- 
2.17.1