[PATCH v5 1/2] dt-bindings:serial:Add bindings doc for Sunplus SoC UART Driver

Hammer Hsieh
2021-12-13T07:10:17Z

Add bindings doc for Sunplus SoC UART Driver

Signed-off-by: Hammer Hsieh <hammer.hsieh@sunplus.com>
---
Changes in v4:
- no change.
- Reviewed-by : Rob Herring <robh@kernel.org> in v3.

Changes in v5:
- remove another two author's name, the whole driver already quite different compared
with patch v1. The other two authors request me to remove it.

.../bindings/serial/sunplus,sp7021-uart.yaml | 56 ++++++++++++++++++++++
MAINTAINERS | 5 ++
2 files changed, 61 insertions(+)
create mode 100644 Documentation/devicetree/bindings/serial/sunplus,sp7021-uart.yaml

diff --git a/Documentation/devicetree/bindings/serial/sunplus,sp7021-uart.yaml b/Documentation/devicetree/bindings/serial/sunplus,sp7021-uart.yaml
new file mode 100644
index 0000000..ab66a0f
--- /dev/null
+++ b/Documentation/devicetree/bindings/serial/sunplus,sp7021-uart.yaml
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) Sunplus Co., Ltd. 2021
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/serial/sunplus,sp7021-uart.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Sunplus SoC SP7021 UART Controller Device Tree Bindings
+
+maintainers:
+ - Hammer Hsieh <hammer.hsieh@sunplus.com>
+
+allOf:
+ - $ref: serial.yaml#
+
+properties:
+ compatible:
+ const: sunplus,sp7021-uart
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - resets
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ aliases {
+ serial0 = &uart0;
+ };
+
+ uart0: serial@9c000900 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x9c000900 0x80>;
+ interrupt-parent = <&intc>;
+ interrupts = <53 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc 0x28>;
+ resets = <&rstc 0x18>;
+ };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 3b79fd4..f2ee40c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17945,6 +17945,11 @@ L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/dlink/sundance.c

+SUNPLUS UART DRIVER
+M: Hammer Hsieh <hammer.hsieh@sunplus.com>
+S: Maintained
+F: Documentation/devicetree/bindings/serial/sunplus,sp7021-uart.yaml
+
SUPERH
M: Yoshinori Sato <ysato@users.sourceforge.jp>
M: Rich Felker <dalias@libc.org>
--
2.7.4