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Add eMMC bits to Nanopi Neo to support eMMC on Core model

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This commit is contained in:
Igor Pečovnik 2018-07-26 16:54:25 +00:00
parent ab13b9b4e7
commit a8a01d2164
1 changed files with 28 additions and 0 deletions
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28
patch/kernel/sunxi-next/board-nanopi-neo-core-add-emmc.patch Normal file
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@ -0,0 +1,28 @@
diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
index 9f33f6fae..561182a9f 100644
--- a/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
+++ b/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
@@ -47,6 +47,23 @@
compatible = "friendlyarm,nanopi-neo", "allwinner,sun8i-h3";
};
+&mmc2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_8bit_pins>;
+ vmmc-supply = <&reg_vcc3v3>;
+ bus-width = <8>;
+ non-removable;
+ cap-mmc-hw-reset;
+ status = "okay";
+};
+
+&mmc2_8bit_pins {
+ /* Increase drive strength for DDR modes */
+ drive-strength = <40>;
+ /* eMMC is missing pull-ups */
+ bias-pull-up;
+};
+
&ehci0 {
status = "okay";
};