From: Yong Mao <yong.mao@mediatek.com>
To: Ulf Hansson <ulf.hansson@linaro.org>, Rob Herring <robh@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
srv_heupstream@mediatek.com,
Linus Walleij <linus.walleij@linaro.org>,
linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
yong mao <yong.mao@mediatek.com>,
linux-mediatek@lists.infradead.org,
Daniel Kurtz <djkurtz@chromium.org>,
Eddie Huang <eddie.huang@mediatek.com>,
Chaotian Jing <chaotian.jing@mediatek.com>
Subject: [PATCH v2 2/3] ARM64: dts: mediatek: Enable mmc3 for supporting sdio feature
Date: Tue, 18 Apr 2017 18:13:10 +0800 [thread overview]
Message-ID: <1492510391-704-3-git-send-email-yong.mao@mediatek.com> (raw)
In-Reply-To: <1492510391-704-1-git-send-email-yong.mao@mediatek.com>
From: yong mao <yong.mao@mediatek.com>
Add description of mmc3 for supporting sdio feature
Signed-off-by: Yong Mao <yong.mao@mediatek.com>
Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
---
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 = <MT8173_PIN_22_MSDC3_DAT0__FUNC_MSDC3_DAT0>,
+ <MT8173_PIN_23_MSDC3_DAT1__FUNC_MSDC3_DAT1>,
+ <MT8173_PIN_24_MSDC3_DAT2__FUNC_MSDC3_DAT2>,
+ <MT8173_PIN_25_MSDC3_DAT3__FUNC_MSDC3_DAT3>;
+ input-enable;
+ drive-strength = <MTK_DRIVE_8mA>;
+ bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
+ };
+
+ pins_cmd {
+ pinmux = <MT8173_PIN_27_MSDC3_CMD__FUNC_MSDC3_CMD>;
+ input-enable;
+ drive-strength = <MTK_DRIVE_8mA>;
+ bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
+ };
+
+ pins_clk {
+ pinmux = <MT8173_PIN_26_MSDC3_CLK__FUNC_MSDC3_CLK>;
+ bias-pull-down;
+ drive-strength = <MTK_DRIVE_8mA>;
+ };
+ };
+
+ mmc3_pins_uhs: mmc3 {
+ pins_dat {
+ pinmux = <MT8173_PIN_22_MSDC3_DAT0__FUNC_MSDC3_DAT0>,
+ <MT8173_PIN_23_MSDC3_DAT1__FUNC_MSDC3_DAT1>,
+ <MT8173_PIN_24_MSDC3_DAT2__FUNC_MSDC3_DAT2>,
+ <MT8173_PIN_25_MSDC3_DAT3__FUNC_MSDC3_DAT3>;
+ input-enable;
+ drive-strength = <MTK_DRIVE_8mA>;
+ bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
+ };
+
+ pins_cmd {
+ pinmux = <MT8173_PIN_27_MSDC3_CMD__FUNC_MSDC3_CMD>;
+ input-enable;
+ drive-strength = <MTK_DRIVE_8mA>;
+ bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
+ };
+
+ pins_clk {
+ pinmux = <MT8173_PIN_26_MSDC3_CLK__FUNC_MSDC3_CLK>;
+ drive-strength = <MTK_DRIVE_8mA>;
+ bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+ };
+ };
+
usb_id_pins_float: usb_iddig_pull_up {
pins_iddig {
pinmux = <MT8173_PIN_16_IDDIG__FUNC_IDDIG>;
--
1.7.9.5
next prev parent reply other threads:[~2017-04-18 10:13 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-18 10:13 [RESEND v2] mmc: mediatek: Support SDIO feature Yong Mao
2017-04-18 10:13 ` [PATCH v2 1/3] mmc: dt-bindings: update Mediatek MMC bindings Yong Mao
[not found] ` <1492510391-704-2-git-send-email-yong.mao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2017-04-20 16:27 ` Rob Herring
2017-04-18 10:13 ` Yong Mao [this message]
2017-04-18 10:13 ` [PATCH v2 3/3] mmc: sdio: mediatek: Support SDIO feature Yong Mao
2017-04-20 13:50 ` Ulf Hansson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1492510391-704-3-git-send-email-yong.mao@mediatek.com \
--to=yong.mao@mediatek.com \
--cc=chaotian.jing@mediatek.com \
--cc=devicetree@vger.kernel.org \
--cc=djkurtz@chromium.org \
--cc=eddie.huang@mediatek.com \
--cc=linus.walleij@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mediatek@lists.infradead.org \
--cc=linux-mmc@vger.kernel.org \
--cc=robh@kernel.org \
--cc=srv_heupstream@mediatek.com \
--cc=ulf.hansson@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).