From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Lin Subject: [PATCH 1/2] ARM: dts: rockchip: Support UHS mode for SD card on PopMetal-RK3288 board Date: Mon, 10 Oct 2016 20:33:45 +0800 Message-ID: <1476102826-7143-1-git-send-email-shawn.lin@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Heiko Stuebner Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Shawn Lin List-Id: linux-rockchip.vger.kernel.org PopMetal-RK3288 board could enable SD3.0 card but need vccio_sd to support the voltage range from 1V8 to 3V3 and we also need to add more UHS mode here. Signed-off-by: Shawn Lin --- arch/arm/boot/dts/rk3288-popmetal.dts | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/rk3288-popmetal.dts b/arch/arm/boot/dts/rk3288-popmetal.dts index 23003a2..3831cd5 100644 --- a/arch/arm/boot/dts/rk3288-popmetal.dts +++ b/arch/arm/boot/dts/rk3288-popmetal.dts @@ -165,6 +165,10 @@ num-slots = <1>; 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 = <&vcc_sd>; vqmmc-supply = <&vccio_sd>; status = "okay"; @@ -280,7 +284,7 @@ vccio_sd: LDO_REG2 { regulator-always-on; regulator-boot-on; - regulator-min-microvolt = <3300000>; + regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-name = "vccio_sd"; regulator-state-mem { -- 2.3.7