Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 65 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/net/nfc/nxp,pn532.yaml b/Documentation/devicetree/bindings/net/nfc/nxp,pn532.yaml
new file mode 100644
index 0000000000..07c67c1e98
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/nfc/nxp,pn532.yaml
@@ -0,0 +1,65 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/nfc/nxp,pn532.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP Semiconductors PN532 NFC controller
+
+maintainers:
+  - Krzysztof Kozlowski <krzk@kernel.org>
+
+properties:
+  compatible:
+    oneOf:
+      - const: nxp,pn532
+      - description: Deprecated bindings
+        enum:
+          - nxp,pn532-i2c
+          - nxp,pn533-i2c
+        deprecated: true
+
+  interrupts:
+    description: Required if connected via I2C
+    maxItems: 1
+
+  reg:
+    description: Required if connected via I2C
+    maxItems: 1
+
+required:
+  - compatible
+
+dependencies:
+  interrupts: [ reg ]
+
+additionalProperties: false
+
+examples:
+  # PN532 on I2C bus
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        nfc@24 {
+            compatible = "nxp,pn532";
+
+            reg = <0x24>;
+
+            interrupt-parent = <&gpio1>;
+            interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
+        };
+    };
+
+  # PN532 connected via UART
+  - |
+    serial@49042000 {
+        reg = <0x49042000 0x400>;
+
+        nfc {
+            compatible = "nxp,pn532";
+        };
+    };