[PATCH 1/2] dt-binding: misc: Add iop yaml file for Sunplus SP7021

From: Tony Huang
Date: Wed Nov 17 2021 - 01:48:24 EST


Add iop yaml file for Sunplus SP7021

Signed-off-by: Tony Huang <tony.huang@xxxxxxxxxxx>
---
.../devicetree/bindings/misc/sunplus-iop.yaml | 59 ++++++++++++++++++++++
MAINTAINERS | 5 ++
2 files changed, 64 insertions(+)
create mode 100644 Documentation/devicetree/bindings/misc/sunplus-iop.yaml

diff --git a/Documentation/devicetree/bindings/misc/sunplus-iop.yaml b/Documentation/devicetree/bindings/misc/sunplus-iop.yaml
new file mode 100644
index 0000000..0bd6efe
--- /dev/null
+++ b/Documentation/devicetree/bindings/misc/sunplus-iop.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) Sunplus Ltd. Co. 2021
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/misc/sunplus-iop.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sunplus IOP(8051) controller
+
+maintainers:
+ - Tony Huang <tony.huang@xxxxxxxxxxx>
+
+description: |
+ Processor for I/O control, RTC wake-up procedure management,
+ and cooperation with CPU&PMC in power management.
+
+properties:
+ compatible:
+ enum:
+ - sunplus,sp7021-iop
+
+ reg:
+ items:
+ - description: IOP registers regions
+ - description: PMC registers regions
+
+ reg-names:
+ items:
+ - const: iop
+ - const: iop_pmc
+
+ interrupts:
+ maxItems: 2
+
+ memory-region:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - reg-names
+ - interrupts
+ - memory-region
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ iop: iop@9c000400 {
+ compatible = "sunplus,sp7021-iop";
+ reg = <0x9c000400 0x80>, <0x9c003100 0x80>;
+ reg-names = "iop", "iop_pmc";
+ interrupt-parent = <&intc>;
+ interrupts = <41 IRQ_TYPE_LEVEL_HIGH>, <42 IRQ_TYPE_LEVEL_HIGH>;
+ memory-region = <&iop_reserve>;
+ };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 3b79fd4..ef7dcbc 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17945,6 +17945,11 @@ L: netdev@xxxxxxxxxxxxxxx
S: Maintained
F: drivers/net/ethernet/dlink/sundance.c

+SUNPLUS IOP DRIVER
+M: Tony Huang <tony.huang@xxxxxxxxxxx>
+S: Maintained
+F: Documentation/devicetree/bindings/misc/sunplu-iop.yaml
+
SUPERH
M: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>
M: Rich Felker <dalias@xxxxxxxx>
--
2.7.4