From: Andrew Lunn <andrew@lunn.ch>
To: Marcin Wojtas <mw@semihalf.com>
Cc: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-mmc@vger.kernel.org,
ulf.hansson@linaro.org, sebastian.hesselbarth@gmail.com,
jason@lakedaemon.net, thomas.petazzoni@free-electrons.com,
gregory.clement@free-electrons.com, nadavh@marvell.com,
alior@marvell.com, tawfik@marvell.com, jaz@semihalf.com
Subject: Re: [PATCH v2 3/5] ARM: mvebu: set SW polling as SDHCI card detection on A388-GP
Date: Fri, 9 Oct 2015 15:46:41 +0200 [thread overview]
Message-ID: <20151009134641.GD14688@lunn.ch> (raw)
In-Reply-To: <1444352635-21965-4-git-send-email-mw@semihalf.com>
On Fri, Oct 09, 2015 at 03:03:53AM +0200, Marcin Wojtas wrote:
> The newest revisions of A388-GP (v1.5 and higher) support only
> DAT3-based card detection. Revisions < v1.5 based on GPIO detection
> via I2C expander, but this solution is supposed to be deprecated on
> new boards. In order to satisfy all type of hardware this commit
> changes card detection to use software polling mechanism.
Hi Marcin
Thanks for going with broken-cd and not introducing a regression for
older boards. As others have said, a comment would be good, but
otherwise:
Acked-by: Andrew Lunn <andrew@lunn.ch>
Thanks
Andrew
>
> Signed-off-by: Marcin Wojtas <mw@semihalf.com>
> ---
> arch/arm/boot/dts/armada-388-gp.dts | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/armada-388-gp.dts b/arch/arm/boot/dts/armada-388-gp.dts
> index 391dea9..403a86b 100644
> --- a/arch/arm/boot/dts/armada-388-gp.dts
> +++ b/arch/arm/boot/dts/armada-388-gp.dts
> @@ -213,8 +213,8 @@
> sdhci@d8000 {
> pinctrl-names = "default";
> pinctrl-0 = <&sdhci_pins>;
> - cd-gpios = <&expander0 5 GPIO_ACTIVE_LOW>;
> no-1-8-v;
> + broken-cd;
> wp-inverted;
> bus-width = <8>;
> status = "okay";
> --
> 1.8.3.1
>
next prev parent reply other threads:[~2015-10-09 13:46 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-09 1:03 [PATCH v2 0/5] Armada 38x SDHCI driver improvements Marcin Wojtas
2015-10-09 1:03 ` [PATCH v2 1/5] mmc: sdhci-pxav3: enable proper resuming on Armada 38x SoC Marcin Wojtas
2015-10-09 1:03 ` [PATCH v2 2/5] mmc: sdhci-pxav3: enable usage of DAT3 pin as HW card detect Marcin Wojtas
2015-10-09 12:13 ` Jisheng Zhang
2015-10-09 13:46 ` Russell King - ARM Linux
2015-10-09 14:45 ` Marcin Wojtas
2015-10-10 7:05 ` Jisheng Zhang
2015-10-10 12:13 ` Marcin Wojtas
2015-10-12 2:52 ` Jisheng Zhang
2015-10-09 1:03 ` [PATCH v2 3/5] ARM: mvebu: set SW polling as SDHCI card detection on A388-GP Marcin Wojtas
2015-10-09 7:52 ` Thomas Petazzoni
2015-10-09 10:16 ` Marcin Wojtas
2015-10-09 13:46 ` Andrew Lunn [this message]
2015-10-09 1:03 ` [PATCH v2 4/5] mmc: sdhci: add init_card callback to sdhci Marcin Wojtas
2015-10-09 1:03 ` [PATCH v2 5/5] mmc: sdhci-pxav3: enable modifying MMC_CARD bit during card initialization Marcin Wojtas
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