From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Schultz Subject: [PATCH 3/3] ARM: dts: rockchip: phycore: Support UHS mode for SD card on phyCORE-RK3288 RDK Date: Tue, 13 Feb 2018 10:44:34 +0100 Message-ID: <1518515074-22526-3-git-send-email-d.schultz@phytec.de> References: <1518515074-22526-1-git-send-email-d.schultz@phytec.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1518515074-22526-1-git-send-email-d.schultz@phytec.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: heiko@sntech.de, robh+dt@kernel.org, mark.rutland@arm.com, linux@armlinux.org.uk, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org From: Wadim Egorov The phyCORE-RK3288 RDK could enable SD3.0 card but need vdd_io_sd to support the voltage range from 1.8V to 3.3V. And we have also to add relevant UHS modes to the sdmmc node. Let's also turn off the vdd_io_sd regulator in suspend state. Signed-off-by: Wadim Egorov Signed-off-by: Daniel Schultz --- arch/arm/boot/dts/rk3288-phycore-rdk.dts | 4 ++++ arch/arm/boot/dts/rk3288-phycore-som.dtsi | 5 ++--- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/rk3288-phycore-rdk.dts b/arch/arm/boot/dts/rk3288-phycore-rdk.dts index ecb26f0..985743f 100644 --- a/arch/arm/boot/dts/rk3288-phycore-rdk.dts +++ b/arch/arm/boot/dts/rk3288-phycore-rdk.dts @@ -265,6 +265,10 @@ disable-wp; pinctrl-names = "default"; pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; vmmc-supply = <&vdd_sd>; vqmmc-supply = <&vdd_io_sd>; status = "okay"; diff --git a/arch/arm/boot/dts/rk3288-phycore-som.dtsi b/arch/arm/boot/dts/rk3288-phycore-som.dtsi index 5eae477..f13bcb1 100644 --- a/arch/arm/boot/dts/rk3288-phycore-som.dtsi +++ b/arch/arm/boot/dts/rk3288-phycore-som.dtsi @@ -336,11 +336,10 @@ regulator-name = "vdd_io_sd"; regulator-always-on; regulator-boot-on; - regulator-min-microvolt = <3300000>; + regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-state-mem { - regulator-on-in-suspend; - regulator-suspend-microvolt = <3300000>; + regulator-off-in-suspend; }; }; }; -- 2.7.4