linux-kernel - [tip: timers/core] dt-bindings: timer: Add Nomadik MTU binding

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Message-ID: <165900506020.15455.5741050322919175591.tip-bot2@tip-bot2>
Date:   Thu, 28 Jul 2022 10:44:20 -0000
From:   "tip-bot2 for Linus Walleij" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Lee Jones <lee.jones@...aro.org>, devicetree@...r.kernel.org,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: timers/core] dt-bindings: timer: Add Nomadik MTU binding

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     d6513a34926f4f4b331be115819702ca2a4682fb
Gitweb:        https://git.kernel.org/tip/d6513a34926f4f4b331be115819702ca2a4682fb
Author:        Linus Walleij <linus.walleij@...aro.org>
AuthorDate:    Thu, 26 May 2022 23:36:21 +02:00
Committer:     Daniel Lezcano <daniel.lezcano@...aro.org>
CommitterDate: Tue, 14 Jun 2022 21:23:06 +02:00

dt-bindings: timer: Add Nomadik MTU binding

The Nomadik MTU timer has been used in devicetrees forever
but somehow we missed to add a binding for it. Fix it
by simply adding it.

Cc: Lee Jones <lee.jones@...aro.org>
Cc: devicetree@...r.kernel.org
Signed-off-by: Linus Walleij <linus.walleij@...aro.org>
Reviewed-by: Rob Herring <robh@...nel.org>
Link: https://lore.kernel.org/r/20220526213621.373727-1-linus.walleij@linaro.org
Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>
---
 Documentation/devicetree/bindings/timer/st,nomadik-mtu.yaml | 58 +++++++-
 1 file changed, 58 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/timer/st,nomadik-mtu.yaml

diff --git a/Documentation/devicetree/bindings/timer/st,nomadik-mtu.yaml b/Documentation/devicetree/bindings/timer/st,nomadik-mtu.yaml
new file mode 100644
index 0000000..901848d
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/st,nomadik-mtu.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2022 Linaro Ltd.
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/timer/st,nomadik-mtu.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: ST Microelectronics Nomadik Multi-Timer Unit MTU Timer
+
+maintainers:
+  - Linus Walleij <linus.walleij@...aro.org>
+
+description: This timer is found in the ST Microelectronics Nomadik
+  SoCs STn8800, STn8810 and STn8815 as well as in ST-Ericsson DB8500.
+
+properties:
+  compatible:
+    items:
+      - const: st,nomadik-mtu
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    description: The first clock named TIMCLK clocks the actual timers and
+      the second clock clocks the digital interface to the interconnect.
+    maxItems: 2
+
+  clock-names:
+    items:
+      - const: timclk
+      - const: apb_pclk
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/mfd/dbx500-prcmu.h>
+    timer@...c6000 {
+      compatible = "st,nomadik-mtu";
+      reg = <0xa03c6000 0x1000>;
+      interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
+
+      clocks = <&prcmu_clk PRCMU_TIMCLK>, <&prcc_pclk 6 6>;
+      clock-names = "timclk", "apb_pclk";
+    };