74 lines
1.8 KiB
Diff
74 lines
1.8 KiB
Diff
From d54c88d19380488afecbf0257fea7f5adb60ed7f Mon Sep 17 00:00:00 2001
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From: Jisheng Zhang <jszhang@kernel.org>
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Date: Sun, 20 Nov 2022 16:21:08 +0800
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Subject: [PATCH 01/15] dt-bindings: serial: add bindings doc for Bouffalolab
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uart driver
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Add bindings doc for Bouffalolab UART Driver
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Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
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---
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.../bindings/serial/bouffalolab,uart.yaml | 50 +++++++++++++++++++
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1 file changed, 50 insertions(+)
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create mode 100644 Documentation/devicetree/bindings/serial/bouffalolab,uart.yaml
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diff --git a/Documentation/devicetree/bindings/serial/bouffalolab,uart.yaml b/Documentation/devicetree/bindings/serial/bouffalolab,uart.yaml
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new file mode 100644
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index 000000000000..6cef956d33d2
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--- /dev/null
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+++ b/Documentation/devicetree/bindings/serial/bouffalolab,uart.yaml
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@@ -0,0 +1,50 @@
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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+# Copyright (C) 2022 Jisheng Zhang <jszhang@kernel.org>
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+%YAML 1.2
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+---
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+$id: "http://devicetree.org/schemas/serial/bouffalolab,uart.yaml#"
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+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
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+
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+title: Bouffalolab UART Controller
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+
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+maintainers:
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+ - Jisheng Zhang <jszhang@kernel.org>
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+
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+allOf:
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+ - $ref: serial.yaml#
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+
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+properties:
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+ compatible:
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+ const: bouffalolab,uart
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+
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+ reg:
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+ maxItems: 1
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+
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+ interrupts:
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+ maxItems: 1
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+
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+ clocks:
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+ maxItems: 1
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+
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+required:
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+ - compatible
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+ - reg
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+ - interrupts
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+ - clocks
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+
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+additionalProperties: false
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+
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+examples:
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+ - |
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+ #include <dt-bindings/interrupt-controller/irq.h>
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+ aliases {
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+ serial0 = &uart0;
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+ };
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+
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+ uart0: serial@30002000 {
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+ compatible = "bouffalolab,uart";
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+ reg = <0x30002000 0x1000>;
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+ interrupts = <53 IRQ_TYPE_LEVEL_HIGH>;
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+ clocks = <&xtal>;
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+ };
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+...
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--
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2.39.0
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