Re: [PATCH v5 1/2] dt-bindings: timer: Add Ingenic X1000 OST bindings.

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Hi Rob,

在 2020/7/10 上午6:49, Rob Herring 写道:
On Sun, Jul 05, 2020 at 10:03:52PM +0800, 周琰杰 (Zhou Yanjie) wrote:
Add the OST bindings for the X10000 SoC from Ingenic.

Tested-by: 周正 (Zhou Zheng) <sernia.zhou@xxxxxxxxxxx>
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>
Reviewed-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
---

Notes:
     v1->v2:
     No change.
v2->v3:
     Fix wrong parameters in "clocks".
v3->v4:
     1.Rename "ingenic,ost.yaml" to "ingenic,sysost.yaml".
     2.Rename "ingenic,ost.h" to "ingenic,sysost.h".
     3.Modify the description in "ingenic,sysost.yaml".
v4->v5:
     No change.

  .../devicetree/bindings/timer/ingenic,sysost.yaml  | 60 ++++++++++++++++++++++
  include/dt-bindings/clock/ingenic,sysost.h         | 12 +++++
  2 files changed, 72 insertions(+)
  create mode 100644 Documentation/devicetree/bindings/timer/ingenic,sysost.yaml
  create mode 100644 include/dt-bindings/clock/ingenic,sysost.h

diff --git a/Documentation/devicetree/bindings/timer/ingenic,sysost.yaml b/Documentation/devicetree/bindings/timer/ingenic,sysost.yaml
new file mode 100644
index 000000000000..03257ed806fc
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/ingenic,sysost.yaml
@@ -0,0 +1,60 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/timer/ingenic,sysost.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bindings for SYSOST in Ingenic XBurst family SoCs
+
+maintainers:
+  - 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>
+
+description:
+  The SYSOST in an Ingenic SoC provides one 64bit timer for clocksource
+  and one or more 32bit timers for clockevent.
+
+properties:
+  compatible:
+    oneOf:
+
+      - enum:
Only 1 entry, drop 'oneOf' and the blank line.


Sure.


+          - ingenic,x1000-ost
+          - ingenic,x2000-ost
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    const: ost
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - "#clock-cells"
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - interrupts
additionalProperties: false


Sure.

Thanks and best regards!


+
+examples:
+  - |
+    #include <dt-bindings/clock/x1000-cgu.h>
+
+    ost: timer@12000000 {
+    		compatible = "ingenic,x1000-ost";
+    		reg = <0x12000000 0x3c>;
+
+    		#clock-cells = <1>;
+
+    		clocks = <&cgu X1000_CLK_OST>;
+    		clock-names = "ost";
+
+    		interrupt-parent = <&cpuintc>;
+    		interrupts = <3>;
+    	};
+...
diff --git a/include/dt-bindings/clock/ingenic,sysost.h b/include/dt-bindings/clock/ingenic,sysost.h
new file mode 100644
index 000000000000..9ac88e90babf
--- /dev/null
+++ b/include/dt-bindings/clock/ingenic,sysost.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * This header provides clock numbers for the ingenic,tcu DT binding.
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_INGENIC_OST_H__
+#define __DT_BINDINGS_CLOCK_INGENIC_OST_H__
+
+#define OST_CLK_PERCPU_TIMER	0
+#define OST_CLK_GLOBAL_TIMER	1
+
+#endif /* __DT_BINDINGS_CLOCK_INGENIC_OST_H__ */
--
2.11.0




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