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From: Christophe Kerello <christophe.kerello@st.com>
To: Marcin Sloniewski <marcin.sloniewski@gmail.com>,
	<linux-arm-kernel@lists.infradead.org>
Cc: Rob Herring <robh@kernel.org>,
	Stephan Gerhold <stephan@gerhold.net>,
	Manivannan Sadhasivam <mani@kernel.org>,
	Heiko Stuebner <heiko.stuebner@theobroma-systems.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	<linux-kernel@vger.kernel.org>, Lubomir Rintel <lkundrak@v3.sk>,
	Mark Brown <broonie@kernel.org>, allen <allen.chen@ite.com.tw>,
	Sam Ravnborg <sam@ravnborg.org>,
	<linux-stm32@st-md-mailman.stormreply.com>,
	<devicetree@vger.kernel.org>
Subject: Re: [Linux-stm32] [PATCH v3 3/3] ARM: dts: stm32: add initial support for stm32mp157-odyssey board
Date: Wed, 22 Jul 2020 14:09:51 +0200	[thread overview]
Message-ID: <73077407-e008-1ae2-266d-1045a73620ba@st.com> (raw)
In-Reply-To: <20200721185317.208722-3-marcin.sloniewski@gmail.com>

Hello Marcin,

On 7/21/20 8:53 PM, Marcin Sloniewski wrote:
> +&sdmmc2 {
> +	pinctrl-names = "default", "opendrain", "sleep";
> +	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
> +	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
> +	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
> +	non-removable;
> +	no-sd;
> +	no-sdio;
> +	st,neg-edge;
> +	bus-width = <4>;
> +	vmmc-supply = <&v3v3>;
> +	vqmmc-supply = <&v3v3>;
> +	mmc-ddr-3_3v;
> +	status = "okay";
> +};

Based on the pins muxed, 8 data lines are configured, but the bus width 
is set to 4. What is the reason of not setting this property to 8?

Regards,
Christophe Kerello.

  parent reply	other threads:[~2020-07-22 12:10 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-21 18:53 [PATCH v3 1/3] dt-bindings: vendor-prefixes: add Seeed Studio Marcin Sloniewski
2020-07-21 18:53 ` [PATCH v3 2/3] dt-bindings: arm: stm32: document Odyssey compatible Marcin Sloniewski
2020-07-21 18:53 ` [PATCH v3 3/3] ARM: dts: stm32: add initial support for stm32mp157-odyssey board Marcin Sloniewski
2020-07-22  6:39   ` Ahmad Fatoum
2020-07-23 19:43     ` Marcin Słoniewski
2020-07-24  9:16       ` Ahmad Fatoum
2020-07-24 14:09         ` Marcin Słoniewski
2020-07-22 12:09   ` Christophe Kerello [this message]
2020-07-23 18:47     ` [Linux-stm32] " Marcin Słoniewski

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