linux-kernel - Re: [PATCH v1 1/2] dt-binding: bmc: Add NPCM7xx LPC BPC documentation

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Date:   Wed, 11 Jul 2018 14:21:07 -0600
From:   Rob Herring <robh@...nel.org>
To:     Tomer Maimon <tmaimon77@...il.com>
Cc:     mark.rutland@....com, arnd@...d.de, gregkh@...uxfoundation.org,
        avifishman70@...il.com, yuenn@...gle.com,
        brendanhiggins@...gle.com, venture@...gle.com, joel@....id.au,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hwmon@...r.kernel.org, openbmc@...ts.ozlabs.org
Subject: Re: [PATCH v1 1/2] dt-binding: bmc: Add NPCM7xx LPC BPC documentation

On Wed, Jul 04, 2018 at 12:14:26PM +0300, Tomer Maimon wrote:
> Added device tree binding documentation for Nuvoton BMC
> NPCM7xx BIOS Post Code (BPC).
> The NPCM7xx BPC monitoring two configurable I/O addresses
> written by the host on Low Pin Count (LPC) bus.
> 
> Signed-off-by: Tomer Maimon <tmaimon77@...il.com>
> ---
>  .../devicetree/bindings/bmc/npcm7xx-lpc-bpc.txt    | 26 ++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/bmc/npcm7xx-lpc-bpc.txt
> 
> diff --git a/Documentation/devicetree/bindings/bmc/npcm7xx-lpc-bpc.txt b/Documentation/devicetree/bindings/bmc/npcm7xx-lpc-bpc.txt
> new file mode 100644
> index 000000000000..0832c9cbea32
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/bmc/npcm7xx-lpc-bpc.txt
> @@ -0,0 +1,26 @@
> +Nuvoton NPCM7xx LPC BPC interface
> +
> +Nuvoton BMC NPCM7xx BIOS Post Code (BPC) monitoring two
> +configurable I/O addresses written by the host on the
> +Low Pin Count (LPC) bus, the capure data stored in 128-word FIFO.

s/capure/capture/

Otherwise,

Reviewed-by: Rob Herring <robh@...nel.org>


> +
> +NPCM7xx BPC supports capture double words, when using capture
> +double word only I/O address 1 is monitored.
> +
> +Required properties for lpc_bpc node
> +- compatible	: "nuvoton,npcm750-lpc-bpc" for Poleg NPCM7XX.
> +- reg 			: specifies physical base address and size of the registers.
> +- interrupts	: contain the LPC BPC with flags for falling edge.
> +- monitor-ports : contain monitor I/O addresses, at least one monitor I/O
> +				  address required
> +
> +Optional property for lpc_bpc node
> +- bpc-en-dwcapture : enable capture double words support.
> +
> +Example:
> +	lpc_bpc: lpc-bpc@...07040 {
> +		compatible = "nuvoton,npcm7xx-lpc-bpc";
> +		reg = <0xf0007040 0x14>;
> +		monitor-ports = <0x80>;
> +		interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> +	};
> -- 
> 2.14.1
>