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    Subject[PATCH v3 01/10] Documentations: dt-bindings: Add documents of generic PECI bus, adapter and client drivers
    Date
    This commit adds documents of generic PECI bus, adapter and client drivers.

    Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
    Reviewed-by: Haiyue Wang <haiyue.wang@linux.intel.com>
    Reviewed-by: James Feist <james.feist@linux.intel.com>
    Reviewed-by: Vernon Mauery <vernon.mauery@linux.intel.com>
    Cc: Alan Cox <alan@linux.intel.com>
    Cc: Andrew Jeffery <andrew@aj.id.au>
    Cc: Andrew Lunn <andrew@lunn.ch>
    Cc: Andy Shevchenko <andriy.shevchenko@intel.com>
    Cc: Arnd Bergmann <arnd@arndb.de>
    Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
    Cc: Fengguang Wu <fengguang.wu@intel.com>
    Cc: Greg KH <gregkh@linuxfoundation.org>
    Cc: Guenter Roeck <linux@roeck-us.net>
    Cc: Jason M Biils <jason.m.bills@linux.intel.com>
    Cc: Jean Delvare <jdelvare@suse.com>
    Cc: Joel Stanley <joel@jms.id.au>
    Cc: Julia Cartwright <juliac@eso.teric.us>
    Cc: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
    Cc: Milton Miller II <miltonm@us.ibm.com>
    Cc: Pavel Machek <pavel@ucw.cz>
    Cc: Randy Dunlap <rdunlap@infradead.org>
    Cc: Stef van Os <stef.van.os@prodrive-technologies.com>
    Cc: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
    ---
    .../devicetree/bindings/peci/peci-adapter.txt | 23 ++++++++++++++++++++
    .../devicetree/bindings/peci/peci-bus.txt | 15 +++++++++++++
    .../devicetree/bindings/peci/peci-client.txt | 25 ++++++++++++++++++++++
    3 files changed, 63 insertions(+)
    create mode 100644 Documentation/devicetree/bindings/peci/peci-adapter.txt
    create mode 100644 Documentation/devicetree/bindings/peci/peci-bus.txt
    create mode 100644 Documentation/devicetree/bindings/peci/peci-client.txt

    diff --git a/Documentation/devicetree/bindings/peci/peci-adapter.txt b/Documentation/devicetree/bindings/peci/peci-adapter.txt
    new file mode 100644
    index 000000000000..9221374f6b11
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/peci/peci-adapter.txt
    @@ -0,0 +1,23 @@
    +Generic device tree configuration for PECI adapters.
    +
    +Required properties:
    +- compatible : Should contain hardware specific definition strings that can
    + match an adapter driver implementation.
    +- reg : Should contain PECI controller registers location and length.
    +- #address-cells : Should be <1>.
    +- #size-cells : Should be <0>.
    +
    +Example:
    + peci: peci@10000000 {
    + compatible = "simple-bus";
    + #address-cells = <1>;
    + #size-cells = <1>;
    + ranges = <0x0 0x10000000 0x1000>;
    +
    + peci0: peci-bus@0 {
    + compatible = "soc,soc-peci";
    + reg = <0x0 0x1000>;
    + #address-cells = <1>;
    + #size-cells = <0>;
    + };
    + };
    diff --git a/Documentation/devicetree/bindings/peci/peci-bus.txt b/Documentation/devicetree/bindings/peci/peci-bus.txt
    new file mode 100644
    index 000000000000..90bcc791ccb0
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/peci/peci-bus.txt
    @@ -0,0 +1,15 @@
    +Generic device tree configuration for PECI buses.
    +
    +Required properties:
    +- compatible : Should be "simple-bus".
    +- #address-cells : Should be <1>.
    +- #size-cells : Should be <1>.
    +- ranges : Should contain PECI controller registers ranges.
    +
    +Example:
    + peci: peci@10000000 {
    + compatible = "simple-bus";
    + #address-cells = <1>;
    + #size-cells = <1>;
    + ranges = <0x0 0x10000000 0x1000>;
    + };
    diff --git a/Documentation/devicetree/bindings/peci/peci-client.txt b/Documentation/devicetree/bindings/peci/peci-client.txt
    new file mode 100644
    index 000000000000..8e2bfd8532f6
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/peci/peci-client.txt
    @@ -0,0 +1,25 @@
    +Generic device tree configuration for PECI clients.
    +
    +Required properties:
    +- compatible : Should contain target device specific definition strings that can
    + match a client driver implementation.
    +- reg : Should contain address of a client CPU. Address range of CPU
    + clients is starting from 0x30 based on PECI specification.
    + <0x30> .. <0x37> (depends on the PECI_OFFSET_MAX definition)
    +
    +Example:
    + peci-bus@0 {
    + #address-cells = <1>;
    + #size-cells = <0>;
    + < more properties >
    +
    + function@cpu0 {
    + compatible = "device,function";
    + reg = <0x30>;
    + };
    +
    + function@cpu1 {
    + compatible = "device,function";
    + reg = <0x31>;
    + };
    + };
    --
    2.16.2
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