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From: Boris Brezillon <boris.brezillon@collabora.com>
To: Anton Vorontsov <anton@enomsg.org>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	linux-mtd@lists.infradead.org
Cc: Michael Ellerman <mpe@ellerman.id.au>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	linuxppc-dev@lists.ozlabs.org,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	Tudor Ambarus <tudor.ambarus@microchip.com>,
	Rob Herring <robh+dt@kernel.org>,
	devicetree@vger.kernel.org
Subject: Re: [PATCH 10/10] dt-bindings: mtd: fsl-upm-nand: Deprecate chip-delay and fsl,upm-wait-flags
Date: Wed, 3 Jun 2020 15:52:24 +0200	[thread overview]
Message-ID: <20200603155224.3baa35f9@collabora.com> (raw)
In-Reply-To: <20200603134922.1352340-11-boris.brezillon@collabora.com>

And I forgot to Cc the DT maintainer/ML on this one :-/

On Wed,  3 Jun 2020 15:49:22 +0200
Boris Brezillon <boris.brezillon@collabora.com> wrote:

> Those properties are no longer parsed by the driver which is being passed
> those information by the core now. Let's deprecate them.
> 
> Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
> ---
>  Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt b/Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt
> index fce4894f5a98..25f07c1f9e44 100644
> --- a/Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt
> +++ b/Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt
> @@ -7,14 +7,16 @@ Required properties:
>  - fsl,upm-cmd-offset : UPM pattern offset for the command latch.
>  
>  Optional properties:
> -- fsl,upm-wait-flags : add chip-dependent short delays after running the
> -	UPM pattern (0x1), after writing a data byte (0x2) or after
> -	writing out a buffer (0x4).
>  - fsl,upm-addr-line-cs-offsets : address offsets for multi-chip support.
>  	The corresponding address lines are used to select the chip.
>  - gpios : may specify optional GPIOs connected to the Ready-Not-Busy pins
>  	(R/B#). For multi-chip devices, "n" GPIO definitions are required
>  	according to the number of chips.
> +
> +Deprecated properties:
> +- fsl,upm-wait-flags : add chip-dependent short delays after running the
> +	UPM pattern (0x1), after writing a data byte (0x2) or after
> +	writing out a buffer (0x4).
>  - chip-delay : chip dependent delay for transferring data from array to
>  	read registers (tR). Required if property "gpios" is not used
>  	(R/B# pins not connected).
> @@ -52,8 +54,6 @@ upm@3,0 {
>  	fsl,upm-cmd-offset = <0x08>;
>  	/* Multi-chip NAND device */
>  	fsl,upm-addr-line-cs-offsets = <0x0 0x200>;
> -	fsl,upm-wait-flags = <0x5>;
> -	chip-delay = <25>; // in micro-seconds
>  
>  	nand@0 {
>  		#address-cells = <1>;


           reply	other threads:[~2020-06-03 13:52 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <20200603134922.1352340-11-boris.brezillon@collabora.com>]

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