linux-kernel - [PATCH v4 4/6] ARM: dts: imx7d-sdb: add eMMC5.0 support

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Date:	Wed, 5 Aug 2015 18:38:40 +0800
From:	Haibo Chen <haibo.chen@...escale.com>
To:	<robh+dt@...nel.org>, <pawel.moll@....com>, <mark.rutland@....com>,
	<ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>,
	<shawnguo@...nel.org>, <kernel@...gutronix.de>,
	<linux@....linux.org.uk>, <ulf.hansson@...aro.org>,
	<aisheng.dong@...escale.com>
CC:	<haibo.chen@...escale.com>, <johan.derycke@...co.com>,
	<mkl@...gutronix.de>, <fabio.estevam@...escale.com>,
	<b29396@...escale.com>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-mmc@...r.kernel.org>
Subject: [PATCH v4 4/6] ARM: dts: imx7d-sdb: add eMMC5.0 support

imx7d-sdb board has a eMMC5.0 on usdhc3. This eMMC support HS400.
This patch add usdhc3 support for HS400

Signed-off-by: Haibo Chen <haibo.chen@...escale.com>
---
 arch/arm/boot/dts/imx7d-sdb.dts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts
index fdd1d7c..8059458 100644
--- a/arch/arm/boot/dts/imx7d-sdb.dts
+++ b/arch/arm/boot/dts/imx7d-sdb.dts
@@ -241,6 +241,19 @@
 	status = "okay";
 };
 
+&usdhc3 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc3>;
+	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+	assigned-clocks = <&clks IMX7D_USDHC3_ROOT_CLK>;
+	assigned-clock-rates = <400000000>;
+	bus-width = <8>;
+	fsl,tuning-step = <2>;
+	non-removable;
+	status = "okay";
+};
+
 &iomuxc {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_hog>;
-- 
1.9.1

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