From: Alexandre Torgue <alexandre.torgue@st.com>
To: Holger Assmann <h.assmann@pengutronix.de>,
Rob Herring <robh+dt@kernel.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Ahmad Fatoum <a.fatoum@pengutronix.de>,
<devicetree@vger.kernel.org>,
<linux-stm32@st-md-mailman.stormreply.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] ARM: dts: stm32: lxa-mc1: enable DDR50 mode on eMMC
Date: Wed, 23 Sep 2020 17:31:32 +0200 [thread overview]
Message-ID: <685b9dcf-2139-9641-e1e4-6a1a74673077@st.com> (raw)
In-Reply-To: <20200828130002.1701-1-h.assmann@pengutronix.de>
Hi
On 8/28/20 3:00 PM, Holger Assmann wrote:
> From: Ahmad Fatoum <a.fatoum@pengutronix.de>
>
> The "eMMC high-speed DDR mode (3.3V I/O)" at 50MHz is supported on
> the eMMC-interface of the lxa-mc1. Set it in the device tree to
> benefit from the speed improvement.
>
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> Signed-off-by: Holger Assmann <h.assmann@pengutronix.de>
> ---
> arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts b/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts
> index b85025d00943..1e5333fd437f 100644
> --- a/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts
> +++ b/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts
> @@ -212,6 +212,7 @@
> pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_b>;
> pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_b>;
> bus-width = <8>;
> + mmc-ddr-3_3v;
> no-1-8-v;
> no-sd;
> no-sdio;
>
Applied on stm32-next.
Thanks.
Alex
prev parent reply other threads:[~2020-09-23 16:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-28 13:00 [PATCH] ARM: dts: stm32: lxa-mc1: enable DDR50 mode on eMMC Holger Assmann
2020-09-23 15:31 ` Alexandre Torgue [this message]
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