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From: Lee Jones <lee.jones@linaro.org>
To: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
Cc: Rob Herring <robh+dt@kernel.org>,
	Jean Delvare <jdelvare@suse.com>,
	Guenter Roeck <linux@roeck-us.net>,
	Mark Rutland <mark.rutland@arm.com>,
	Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>,
	Jonathan Corbet <corbet@lwn.net>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Gustavo Pimentel <gustavo.pimentel@synopsys.com>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	"Darrick J . Wong" <darrick.wong@oracle.com>,
	Eric Sandeen <sandeen@redhat.com>, Arnd Bergmann <arnd@arndb.de>,
	Wu Hao <hao.wu@intel.com>,
	Tomohiro Kusumi <kusumi.tomohiro@gmail.com>,
	"Bryant G . Ly" <bryantly@linux.vnet.ibm.com>,
	Frederic Barrat <fbarrat@linux.vnet.ibm.com>,
	"David S . Miller" <davem@davemloft.net>,
	Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Randy Dunlap <rdunlap@infradead.org>,
	Philippe Ombredanne <pombredanne@nexb.com>,
	Vinod Koul <vkoul@kernel.org>,
	Stephen Boyd <sboyd@codeaurora.org>,
	David Kershner <david.kershner@unisys.com>,
	Uwe Kleine-Konig <u.kleine-koenig@pengutronix.de>,
	Sagar Dharia <sdharia@codeaurora.org>,
	Johan Hovold <johan@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Juergen Gross <jgross@suse.com>,
	Cyrille Pitchen <cyrille.pitchen@wedev4u.fr>,
	linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
	openbmc@lists.ozlabs.org,
	James Feist <james.feist@linux.intel.com>,
	Jason M Biils <jason.m.bills@linux.intel.com>,
	Vernon Mauery <vernon.mauery@linux.intel.com>
Subject: Re: [PATCH v9 07/12] dt-bindings: mfd: Add a document for PECI client MFD
Date: Fri, 21 Dec 2018 14:47:54 +0000
Message-ID: <20181221144754.GS13248@dell> (raw)
In-Reply-To: <20181218210417.30140-8-jae.hyun.yoo@linux.intel.com>

On Tue, 18 Dec 2018, Jae Hyun Yoo wrote:

> This commit adds a dt-bindings document for PECI client MFD.
> 
> Cc: Lee Jones <lee.jones@linaro.org>
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: Mark Rutland <mark.rutland@arm.com>
> Cc: Andrew Jeffery <andrew@aj.id.au>
> Cc: James Feist <james.feist@linux.intel.com>
> Cc: Jason M Biils <jason.m.bills@linux.intel.com>
> Cc: Joel Stanley <joel@jms.id.au>
> Cc: Vernon Mauery <vernon.mauery@linux.intel.com>
> Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
> Reviewed-by: Rob Herring <robh@kernel.org>
> ---
>  .../bindings/mfd/intel-peci-client.txt        | 34 +++++++++++++++++++
>  1 file changed, 34 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/intel-peci-client.txt
> 
> diff --git a/Documentation/devicetree/bindings/mfd/intel-peci-client.txt b/Documentation/devicetree/bindings/mfd/intel-peci-client.txt
> new file mode 100644
> index 000000000000..5d1d5d0a552f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/intel-peci-client.txt
> @@ -0,0 +1,34 @@
> +* Intel PECI client bindings
> +
> +PECI (Platform Environment Control Interface) is a one-wire bus interface that
> +provides a communication channel from PECI clients in Intel processors and
> +chipset components to external monitoring or control devices. PECI is designed
> +to support the following sideband functions:
> +
> +- Processor and DRAM thermal management
> +- Platform Manageability
> +- Processor Interface Tuning and Diagnostics
> +- Failure Analysis
> +
> +Required properties:
> +- compatible : Should be "intel,peci-client".
> +- reg        : Should contain address of a client CPU. According to the PECI
> +	       specification, client addresses start from 0x30.
> +
> +Example:
> +	peci-bus@0 {
> +		compatible = "vendor,soc-peci";
> +		reg = <0x0 0x1000>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		peci-client@30 {
> +			compatible = "intel,peci-client";
> +			reg = <0x30>;
> +		};
> +
> +		peci-client@31 {
> +			compatible = "intel,peci-client";
> +			reg = <0x31>;
> +		};

The PECI Client driver (masquerading as an MFD driver in this set)
doesn't actually do anything special.  Instead of detailing it here,
register the child devices directly instead.

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog

  reply index

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-18 21:04 [PATCH v9 00/12] PECI device driver introduction Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 01/12] dt-bindings: Add a document of PECI subsystem Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 02/12] Documentation: ioctl: Add ioctl numbers for " Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 03/12] peci: Add support for PECI bus driver core Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 04/12] dt-bindings: Add a document of PECI adapter driver for ASPEED AST24xx/25xx SoCs Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 05/12] ARM: dts: aspeed: peci: Add PECI node Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 06/12] peci: Add a PECI adapter driver for Aspeed AST24xx/AST25xx Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 07/12] dt-bindings: mfd: Add a document for PECI client MFD Jae Hyun Yoo
2018-12-21 14:47   ` Lee Jones [this message]
2019-01-02 18:29     ` Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 08/12] mfd: intel-peci-client: Add PECI client MFD driver Jae Hyun Yoo
2018-12-21 14:46   ` Lee Jones
2019-01-02 18:22     ` Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 09/12] Documentation: hwmon: Add documents for PECI hwmon client drivers Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 10/12] hwmon: Add PECI cputemp driver Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 11/12] hwmon: Add PECI dimmtemp driver Jae Hyun Yoo
2018-12-18 21:04 ` [PATCH v9 12/12] Add maintainers for the PECI subsystem Jae Hyun Yoo

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