From: "Heiko Stübner" <heiko@sntech.de>
To: Doug Anderson <dianders@chromium.org>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
Ulf Hansson <ulf.hansson@linaro.org>,
linux@arm.linux.org.uk, Alexandru Stan <amstan@chromium.org>,
pawel.moll@arm.com, linux-rockchip@lists.infradead.org,
Seungwon Jeon <tgih.jun@samsung.com>,
ijc+devicetree@hellion.org.uk, linux-kernel@vger.kernel.org,
robh+dt@kernel.org, Jaehoon Chung <jh80.chung@samsung.com>,
Andrew Bresticker <abrestic@chromium.org>,
Mark Brown <broonie@kernel.org>,
Alim Akhtar <alim.akhtar@samsung.com>,
galak@codeaurora.org, Sonny Rao <sonnyrao@chromium.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 3/3] ARM: dts: Specify VMMC and VQMMC on rk3288-evb
Date: Tue, 06 Jan 2015 18:44:13 +0100 [thread overview]
Message-ID: <1798568.RumoICfKOO@phil> (raw)
In-Reply-To: <1418689340-29517-3-git-send-email-dianders@chromium.org>
Hi Doug,
Am Montag, 15. Dezember 2014, 16:22:20 schrieb Doug Anderson:
> Specifying these rails should eventually let us do UHS.
>
> Signed-off-by: Doug Anderson <dianders@chromium.org>
> ---
> Changes in v3: None
> Changes in v2:
> - Fix subject line
>
> arch/arm/boot/dts/rk3288-evb.dtsi | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi
> b/arch/arm/boot/dts/rk3288-evb.dtsi index 3e067dd..d660fe6 100644
> --- a/arch/arm/boot/dts/rk3288-evb.dtsi
> +++ b/arch/arm/boot/dts/rk3288-evb.dtsi
> @@ -114,6 +114,8 @@
> pinctrl-names = "default";
> pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
> status = "okay";
> + vmmc-supply = <&vcc_io>;
according to the schematics there is a switch between the card and vcc_io with
a controlling pin called SDMMC_PWR providing a supply called vcc_sd.
So there should probably be a fixed-regulator get introduced for this, like the
older rockchip boards do.
Heiko
next prev parent reply other threads:[~2015-01-06 17:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1418689340-29517-1-git-send-email-dianders@chromium.org>
2014-12-16 0:22 ` [PATCH v3 3/3] ARM: dts: Specify VMMC and VQMMC on rk3288-evb Doug Anderson
2015-01-06 17:44 ` Heiko Stübner [this message]
2015-03-11 22:13 ` Doug Anderson
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