From: Brian Norris <computersforpeace@gmail.com>
To: Florian Fainelli <f.fainelli@gmail.com>
Cc: linux-mtd@lists.infradead.org, Kamal Dasu <kdasu.kdev@gmail.com>,
Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
David Woodhouse <dwmw2@infradead.org>,
Simon Arlott <simon@fire.lp0.eu>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>,
"open list:BROADCOM STB NAND FLASH DRIVER"
<bcm-kernel-feedback-list@broadcom.com>,
Boris Brezillon <boris.brezillon@free-electrons.com>,
Richard Weinberger <richard@nod.at>
Subject: Re: [PATCH] mtd: brcmnand: Add support for v6.2 controllers
Date: Sun, 3 Apr 2016 23:53:53 -0700 [thread overview]
Message-ID: <20160404065353.GE13995@localhost> (raw)
In-Reply-To: <1457652859-767-1-git-send-email-f.fainelli@gmail.com>
+ Boris, Richard
On Thu, Mar 10, 2016 at 03:34:16PM -0800, Florian Fainelli wrote:
> Document and match the brcm,brcmnand-v6.2 compatible string, the controller has
> a register layout identical to the v6.0 version and supports prefetch. Update the
> command shift logic to account for v6.2 controller which are the first ones to
> use a shift of 0 (6.1 used a shift of 24).
Ah yes, another blip in the ever-shifting register layout of this
controller. Fun!
> Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com>
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Brian Norris <computersforpeace@gmail.com>
> ---
> Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt | 1 +
> drivers/mtd/nand/brcmnand/brcmnand.c | 3 ++-
> 2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt
> index c2546ced9c02..deb24cbdda82 100644
> --- a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt
> +++ b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt
> @@ -24,6 +24,7 @@ Required properties:
> brcm,brcmnand-v5.0
> brcm,brcmnand-v6.0
> brcm,brcmnand-v6.1
> + brcm,brcmnand-v6.2
> brcm,brcmnand-v7.0
> brcm,brcmnand-v7.1
> brcm,brcmnand
> diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c
> index e0528397306a..0b7a698cc233 100644
> --- a/drivers/mtd/nand/brcmnand/brcmnand.c
> +++ b/drivers/mtd/nand/brcmnand/brcmnand.c
> @@ -601,7 +601,7 @@ static void brcmnand_wr_corr_thresh(struct brcmnand_host *host, u8 val)
>
> static inline int brcmnand_cmd_shift(struct brcmnand_controller *ctrl)
> {
> - if (ctrl->nand_version < 0x0700)
> + if (ctrl->nand_version < 0x0602)
> return 24;
> return 0;
> }
> @@ -2115,6 +2115,7 @@ static const struct of_device_id brcmnand_of_match[] = {
> { .compatible = "brcm,brcmnand-v5.0" },
> { .compatible = "brcm,brcmnand-v6.0" },
> { .compatible = "brcm,brcmnand-v6.1" },
> + { .compatible = "brcm,brcmnand-v6.2" },
> { .compatible = "brcm,brcmnand-v7.0" },
> { .compatible = "brcm,brcmnand-v7.1" },
> {},
> --
> 2.1.0
>
next prev parent reply other threads:[~2016-04-04 6:53 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-10 23:34 [PATCH] mtd: brcmnand: Add support for v6.2 controllers Florian Fainelli
2016-03-18 16:40 ` Rob Herring
2016-04-04 6:53 ` Brian Norris [this message]
2016-04-04 21:48 ` Boris Brezillon
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