linux-kernel - [PATCH 15/16] dt-bindings: timer: Add Ingenic X1000 OST bindings.

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Message-Id: <20200723152639.639771-15-daniel.lezcano@linaro.org>
Date:   Thu, 23 Jul 2020 17:26:35 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     tglx@...utronix.de
Cc:     周琰杰 (Zhou Yanjie) 
        <zhouyanjie@...yeetech.com>,
        周正 <sernia.zhou@...mail.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Rob Herring <robh@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-kernel@...r.kernel.org (open list:CLOCKSOURCE, CLOCKEVENT DRIVERS),
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS)
Subject: [PATCH 15/16] dt-bindings: timer: Add Ingenic X1000 OST bindings.

From: 周琰杰 (Zhou Yanjie) <zhouyanjie@...yeetech.com>

Add the OST bindings for the X1000 SoC from Ingenic.

Tested-by: 周正 (Zhou Zheng) <sernia.zhou@...mail.com>
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@...yeetech.com>
Reviewed-by: Paul Cercueil <paul@...pouillou.net>
Reviewed-by: Rob Herring <robh@...nel.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>
Link: https://lore.kernel.org/r/20200722171804.97559-2-zhouyanjie@wanyeetech.com
---
 .../bindings/timer/ingenic,sysost.yaml        | 63 +++++++++++++++++++
 include/dt-bindings/clock/ingenic,sysost.h    | 12 ++++
 2 files changed, 75 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..df3eb76045e0
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/ingenic,sysost.yaml
@@ -0,0 +1,63 @@
+# 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@...yeetech.com>
+
+description:
+  The SYSOST in an Ingenic SoC provides one 64bit timer for clocksource
+  and one or more 32bit timers for clockevent.
+
+properties:
+  "#clock-cells":
+    const: 1
+
+  compatible:
+    enum:
+      - 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
+
+examples:
+  - |
+    #include <dt-bindings/clock/x1000-cgu.h>
+
+    ost: timer@...00000 {
+        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__ */
-- 
2.25.1