Thread (10 messages) 10 messages, 2 authors, 2015-08-10
STALE3952d
Revisions (4)
  1. v3 [diff vs current]
  2. v4 [diff vs current]
  3. v5 current
  4. v6 [diff vs current]

[PATCH v5 4/6] ARM: dts: imx7d-sdb: add eMMC5.0 support

From: Haibo Chen <hidden>
Date: 2015-08-10 08:16:28
Also in: linux-devicetree, linux-mmc, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

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 <redacted>
---
 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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