linux-kernel - [PATCH v9 2/5] dt-bindings: soc: document LiteX SoC Controller bindings

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Message-ID: <20200722122704.1153221-2-mholenko@antmicro.com>
Date:   Wed, 22 Jul 2020 12:27:52 +0200
From:   Mateusz Holenko <mholenko@...micro.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>, devicetree@...r.kernel.org,
        linux-serial@...r.kernel.org
Cc:     Stafford Horne <shorne@...il.com>,
        Karol Gugala <kgugala@...micro.com>,
        Mateusz Holenko <mholenko@...micro.com>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        "Paul E. McKenney" <paulmck@...ux.ibm.com>,
        Filip Kokosinski <fkokosinski@...micro.com>,
        Pawel Czarnecki <pczarnecki@...ernships.antmicro.com>,
        Joel Stanley <joel@....id.au>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Maxime Ripard <mripard@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Sam Ravnborg <sam@...nborg.org>,
        Icenowy Zheng <icenowy@...c.io>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        linux-kernel@...r.kernel.org, "Gabriel L. Somlo" <gsomlo@...il.com>
Subject: [PATCH v9 2/5] dt-bindings: soc: document LiteX SoC Controller
 bindings

From: Pawel Czarnecki <pczarnecki@...ernships.antmicro.com>

Add documentation for LiteX SoC Controller bindings.

Signed-off-by: Pawel Czarnecki <pczarnecki@...ernships.antmicro.com>
Signed-off-by: Mateusz Holenko <mholenko@...micro.com>
Reviewed-by: Rob Herring <robh@...nel.org>
---

Notes:
    Changes in v9:
        - fixed the `reg` node notation in the DT example

    No changes in v8.

    No changes in v7.

    Changes in v6:
        - fixed license header

    Changes in v5:
        - added reviewed-by tag
    
    Changes in v4:
        - changes compatible to "litex,soc-controller"
        - fixed yaml's header
        - removed unnecessary sections from yaml
        - fixed indentation in yaml
    
    This commit has been introduced in v3 of the patchset.

 .../soc/litex/litex,soc-controller.yaml       | 39 +++++++++++++++++++
 MAINTAINERS                                   |  6 +++
 2 files changed, 45 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/litex/litex,soc-controller.yaml

diff --git a/Documentation/devicetree/bindings/soc/litex/litex,soc-controller.yaml b/Documentation/devicetree/bindings/soc/litex/litex,soc-controller.yaml
new file mode 100644
index 000000000000..53121c1fbe4d
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/litex/litex,soc-controller.yaml
@@ -0,0 +1,39 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+# Copyright 2020 Antmicro <www.antmicro.com>
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/soc/litex/litex,soc-controller.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: LiteX SoC Controller driver
+
+description: |
+  This is the SoC Controller driver for the LiteX SoC Builder.
+  It's purpose is to verify LiteX CSR (Control&Status Register) access
+  operations and provide function for other drivers to read/write CSRs
+  and to check if those accessors are ready to use.
+
+maintainers:
+  - Karol Gugala <kgugala@...micro.com>
+  - Mateusz Holenko <mholenko@...micro.com>
+
+properties:
+  compatible:
+    const: litex,soc-controller
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+examples:
+  - |
+    soc_ctrl0: soc-controller@...00000 {
+        compatible = "litex,soc-controller";
+        reg = <0xf0000000 0xC>;
+        status = "okay";
+    };
+
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 7b58ca29cc80..39be98db7418 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9835,6 +9835,12 @@ L:	kunit-dev@...glegroups.com
 S:	Maintained
 F:	lib/list-test.c
 
+LITEX PLATFORM
+M:	Karol Gugala <kgugala@...micro.com>
+M:	Mateusz Holenko <mholenko@...micro.com>
+S:	Maintained
+F:	Documentation/devicetree/bindings/*/litex,*.yaml
+
 LIVE PATCHING
 M:	Josh Poimboeuf <jpoimboe@...hat.com>
 M:	Jiri Kosina <jikos@...nel.org>
-- 
2.25.1