From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yong Mao Subject: [PATCH v2 2/3] ARM64: dts: mediatek: Enable mmc3 for supporting sdio feature Date: Tue, 18 Apr 2017 18:13:10 +0800 Message-ID: <1492510391-704-3-git-send-email-yong.mao@mediatek.com> References: <1492510391-704-1-git-send-email-yong.mao@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1492510391-704-1-git-send-email-yong.mao@mediatek.com> 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: Ulf Hansson , Rob Herring Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Linus Walleij , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, yong mao , linux-mediatek@lists.infradead.org, Daniel Kurtz , Eddie Huang , Chaotian Jing List-Id: devicetree@vger.kernel.org From: yong mao Add description of mmc3 for supporting sdio feature Signed-off-by: Yong Mao Signed-off-by: Chaotian Jing --- arch/arm64/boot/dts/mediatek/mt8173-evb.dts | 77 +++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts index 1c3634f..fb8fa5c 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts +++ b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts @@ -68,6 +68,14 @@ gpio = <&pio 9 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + sdio_fixed_3v3: regulator@2 { + compatible = "regulator-fixed"; + regulator-name = "3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pio 85 GPIO_ACTIVE_HIGH>; + }; }; &cec { @@ -156,6 +164,25 @@ vqmmc-supply = <&mt6397_vmc_reg>; }; +&mmc3 { + status = "okay"; + pinctrl-names = "default", "state_uhs"; + pinctrl-0 = <&mmc3_pins_default>; + pinctrl-1 = <&mmc3_pins_uhs>; + bus-width = <4>; + max-frequency = <200000000>; + cap-sd-highspeed; + sd-uhs-sdr50; + sd-uhs-sdr104; + mediatek,clk-pad-delay = <5>; + keep-power-in-suspend; + enable-sdio-wakeup; + cap-sdio-irq; + vmmc-supply = <&sdio_fixed_3v3>; + vqmmc-supply = <&mt6397_vgp3_reg>; + non-removable; +}; + &pio { disp_pwm0_pins: disp_pwm0_pins { pins1 { @@ -261,6 +288,56 @@ }; }; + mmc3_pins_default: mmc3default { + pins_dat { + pinmux = , + , + , + ; + input-enable; + drive-strength = ; + bias-pull-up = ; + }; + + pins_cmd { + pinmux = ; + input-enable; + drive-strength = ; + bias-pull-up = ; + }; + + pins_clk { + pinmux = ; + bias-pull-down; + drive-strength = ; + }; + }; + + mmc3_pins_uhs: mmc3 { + pins_dat { + pinmux = , + , + , + ; + input-enable; + drive-strength = ; + bias-pull-up = ; + }; + + pins_cmd { + pinmux = ; + input-enable; + drive-strength = ; + bias-pull-up = ; + }; + + pins_clk { + pinmux = ; + drive-strength = ; + bias-pull-down = ; + }; + }; + usb_id_pins_float: usb_iddig_pull_up { pins_iddig { pinmux = ; -- 1.7.9.5