From: Rob Herring <robh@kernel.org>
To: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Lee Jones <lee.jones@linaro.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>,
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>,
Tomer Maimon <tmaimon77@gmail.com>,
linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org,
openbmc@lists.ozlabs.org
Subject: Re: [PATCH v11 07/14] dt-bindings: peci: add NPCM PECI documentation
Date: Wed, 18 Dec 2019 08:42:06 -0600 [thread overview]
Message-ID: <20191218144206.GA26118@bogus> (raw)
In-Reply-To: <20191211194624.2872-8-jae.hyun.yoo@linux.intel.com>
On Wed, Dec 11, 2019 at 11:46:17AM -0800, Jae Hyun Yoo wrote:
> From: Tomer Maimon <tmaimon77@gmail.com>
>
> Added device tree binding documentation for Nuvoton BMC
> NPCM Platform Environment Control Interface(PECI).
>
> Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
> Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
> ---
> Changes since v10:
> - Newly added in v11.
>
> .../devicetree/bindings/peci/peci-npcm.yaml | 102 ++++++++++++++++++
> 1 file changed, 102 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/peci/peci-npcm.yaml
>
> diff --git a/Documentation/devicetree/bindings/peci/peci-npcm.yaml b/Documentation/devicetree/bindings/peci/peci-npcm.yaml
> new file mode 100644
> index 000000000000..bcd5626e68e7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/peci/peci-npcm.yaml
> @@ -0,0 +1,102 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/peci/peci-npcm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nuvoton NPCM PECI Bus Device Tree Bindings
> +
> +maintainers:
> + - Tomer Maimon <tmaimon77@gmail.com>
> +
> +properties:
> + compatible:
> + const: nuvoton,npcm750-peci # for the NPCM7XX BMC.
> +
> + reg:
> + maxItems: 1
> +
> + "#address-cells":
> + # Required to define a client address.
> + const: 1
> +
> + "#size-cells":
> + # Required to define a client address.
> + const: 0
> +
> + interrupts:
> + maxItems: 1
> +
> + clocks:
> + # PECI reference clock.
> + maxItems: 1
> +
> + cmd-timeout-ms:
> + # Command timeout in units of ms.
> + allOf:
> + - $ref: /schemas/types.yaml#/definitions/uint32
You can drop this as standard units already have a type.
> + - minimum: 1
> + maximum: 60000
> + default: 1000
> +
> + pull-down:
> + description: |
> + Defines the PECI I/O internal pull down operation.
> + 0: pull down always enable
> + 1: pull down only during transactions.
> + 2: pull down always disable.
> + allOf:
> + - $ref: /schemas/types.yaml#/definitions/uint32
> + - minimum: 0
> + maximum: 2
> + default: 0
> +
> + host-neg-bit-rate:
> + description: |
> + Define host negotiation bit rate divider.
> + the host negotiation bit rate calculate with formula:
> + clock frequency[Hz] / [4 x {host-neg-bit-rate + 1}]
> + allOf:
> + - $ref: /schemas/types.yaml#/definitions/uint32
> + - minimum: 7
> + maximum: 31
> + default: 15
> +
> + high-volt-range:
> + description: |
> + Adapts PECI I/O interface to voltage range.
> + 0: PECI I/O interface voltage range of 0.8-1.06V (default)
> + 1: PECI I/O interface voltage range of 0.95-1.26V
> + type: boolean
These last 4 properties are vendor specific or PECI common. For the
former, needs a vendor prefix. For the latter, needs to be moved to
common location.
> +
> +required:
> + - compatible
> + - reg
> + - "#address-cells"
> + - "#size-cells"
> + - interrupts
> + - clocks
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/clock/nuvoton,npcm7xx-clock.h>
> + peci: bus@100000 {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0x0 0x100000 0x200>;
> +
> + peci0: peci-bus@0 {
> + compatible = "nuvoton,npcm750-peci";
> + reg = <0x0 0x200>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clk NPCM7XX_CLK_APB3>;
> + cmd-timeout-ms = <1000>;
> + pull-down = <0>;
> + host-neg-bit-rate = <15>;
> + };
> + };
> +...
> --
> 2.17.1
>
next prev parent reply other threads:[~2019-12-18 14:42 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-11 19:46 [PATCH v11 00/14] PECI device driver introduction Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 01/14] dt-bindings: Add PECI subsystem document Jae Hyun Yoo
2019-12-18 2:52 ` Rob Herring
2019-12-18 23:12 ` Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 02/14] Documentation: ioctl: Add ioctl numbers for PECI subsystem Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 03/14] peci: Add support for PECI bus driver core Jae Hyun Yoo
2019-12-11 20:18 ` Andy Shevchenko
2019-12-12 0:46 ` Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 04/14] dt-bindings: Add bindings document of Aspeed PECI adapter Jae Hyun Yoo
2019-12-18 2:57 ` Rob Herring
2019-12-18 23:21 ` Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 05/14] ARM: dts: aspeed: Add PECI node Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 06/14] peci: Add Aspeed PECI adapter driver Jae Hyun Yoo
2019-12-11 20:28 ` Andy Shevchenko
2019-12-12 0:50 ` Jae Hyun Yoo
2019-12-12 8:47 ` Andy Shevchenko
2019-12-12 18:51 ` Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 07/14] dt-bindings: peci: add NPCM PECI documentation Jae Hyun Yoo
2019-12-18 14:42 ` Rob Herring [this message]
2019-12-18 23:30 ` Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 08/14] ARM: dts: npcm7xx: Add PECI node Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 09/14] peci: npcm: add NPCM PECI driver Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 10/14] dt-bindings: mfd: Add Intel PECI client bindings document Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 11/14] mfd: intel-peci-client: Add Intel PECI client driver Jae Hyun Yoo
2019-12-16 16:01 ` Lee Jones
2019-12-16 21:57 ` Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 12/14] Documentation: hwmon: Add documents for PECI hwmon drivers Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 13/14] hwmon: Add PECI cputemp driver Jae Hyun Yoo
2019-12-13 6:24 ` Guenter Roeck
2019-12-16 20:43 ` Jae Hyun Yoo
2019-12-11 19:46 ` [PATCH v11 14/14] hwmon: Add PECI dimmtemp driver Jae Hyun Yoo
2019-12-13 6:32 ` Guenter Roeck
2019-12-16 21:04 ` Jae Hyun Yoo
2019-12-16 21:21 ` Guenter Roeck
2019-12-16 22:17 ` Jae Hyun Yoo
2019-12-16 23:27 ` Guenter Roeck
2019-12-16 23:31 ` Jae Hyun Yoo
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