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From: Heiko Stuebner <heiko@sntech.de>
To: Doug Anderson <dianders@chromium.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
	Jaehoon Chung <jh80.chung@samsung.com>,
	Seungwon Jeon <tgih.jun@samsung.com>,
	Mark Brown <broonie@kernel.org>,
	Alexandru Stan <amstan@chromium.org>,
	Alim Akhtar <alim.akhtar@samsung.com>,
	Sonny Rao <sonnyrao@chromium.org>,
	Andrew Bresticker <abrestic@chromium.org>,
	Addy Ke <addy.ke@rock-chips.com>,
	javier.martinez@collabora.co.uk,
	linux-rockchip@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org, robh+dt@kernel.org,
	pawel.moll@arm.com, mark.rutland@arm.com,
	ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
	linux@arm.linux.org.uk, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 4/4] ARM: dts: Specify VMMC and VQMMC on rk3288-evb
Date: Thu, 12 Mar 2015 00:30:14 +0100	[thread overview]
Message-ID: <10565603.LCTpLmy44N@phil> (raw)
In-Reply-To: <1426112117-18220-4-git-send-email-dianders@chromium.org>

Am Mittwoch, 11. März 2015, 15:15:17 schrieb Doug Anderson:
> Specifying these rails should eventually let us do UHS.
> 
> Signed-off-by: Doug Anderson <dianders@chromium.org>

This one looks good to me and I'll take it into my dts branch.

But due to the deferal issue fixed in patch1, I'll wait a bit for patch1 
hopefully getting applied, so that we have a "clean" behaviour when everything 
reaches linux-next.

> ---
> Changes in v4:
> - Add vcc_sd regulator which is present on EVB 2.0 boards
> 
> Changes in v3: None
> Changes in v2:
> - Fix subject line
> 
>  arch/arm/boot/dts/rk3288-evb.dtsi | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi
> b/arch/arm/boot/dts/rk3288-evb.dtsi index 5e895a5..6d4ae9f 100644
> --- a/arch/arm/boot/dts/rk3288-evb.dtsi
> +++ b/arch/arm/boot/dts/rk3288-evb.dtsi
> @@ -103,6 +103,23 @@
>  		regulator-always-on;
>  		regulator-boot-on;
>  	};
> +
> +	/*
> +	 * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from
> +	 * vcc_io directly.  Those boards won't be able to power cycle SD cards
> +	 * but it shouldn't hurt to toggle this pin there anyway.
> +	 */
> +	vcc_sd: sdmmc-regulator {
> +		compatible = "regulator-fixed";
> +		gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&sdmmc_pwr>;
> +		regulator-name = "vcc_sd";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		startup-delay-us = <100000>;
> +		vin-supply = <&vcc_io>;
> +	};
>  };
> 
>  &emmc {
> @@ -132,6 +149,8 @@
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
>  	status = "okay";
> +	vmmc-supply = <&vcc_sd>;
> +	vqmmc-supply = <&vccio_sd>;
>  };
> 
>  &i2c0 {
> @@ -223,6 +242,10 @@
>  		sdmmc_cmd: sdmmc-cmd {
>  			rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
>  		};
> +
> +		sdmmc_pwr: sdmmc-pwr {
> +			rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
> +		};
>  	};
> 
>  	usb {


  reply	other threads:[~2015-03-11 23:30 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-11 22:15 [PATCH v4 1/4] mmc: dw_mmc: Don't try to enable the CD until we're sure we're not deferring Doug Anderson
2015-03-11 22:15 ` [PATCH v4 2/4] mmc: core: Add mmc_regulator_set_vqmmc() Doug Anderson
2015-03-16 14:05   ` Ulf Hansson
2015-03-16 15:12     ` Doug Anderson
2015-03-17 10:23       ` Ulf Hansson
2015-03-17 10:38         ` Mark Brown
2015-03-17 11:28           ` Ulf Hansson
2015-03-19  4:09         ` Doug Anderson
2015-03-19 11:14           ` Ulf Hansson
2015-03-19 11:36             ` Mark Brown
2015-03-20 10:55               ` Ulf Hansson
2015-03-20 11:28                 ` Mark Brown
2015-04-07 20:05                   ` Doug Anderson
2015-04-08 11:28                     ` Mark Brown
2015-03-11 22:15 ` [PATCH v4 3/4] mmc: dw_mmc: Use mmc_regulator_set_vqmmc in start_signal_voltage_switch Doug Anderson
2015-03-11 22:15 ` [PATCH v4 4/4] ARM: dts: Specify VMMC and VQMMC on rk3288-evb Doug Anderson
2015-03-11 23:30   ` Heiko Stuebner [this message]
2015-04-07 21:37     ` Heiko Stübner
2015-03-13 11:32 ` [PATCH v4 1/4] mmc: dw_mmc: Don't try to enable the CD until we're sure we're not deferring Jaehoon Chung
2015-03-13 12:10   ` Heiko Stuebner
2015-03-16  2:09     ` Jaehoon Chung
2015-03-27  5:55 ` Jaehoon Chung
2015-03-27 15:46   ` Doug Anderson

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