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ARM: dts: igep0020: Add SD card write-protect pin.

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A host device that supports write protection should refuse to write to
an SD card that is designated read-only when write-protect is set. This
is an optional feature of the SD specification.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Enric Balletbo i Serra 2016-05-06 23:02:34 +02:00 committed by Tony Lindgren
parent b44f788cce
commit a1f6ad1417
1 changed files with 11 additions and 0 deletions
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11
arch/arm/boot/dts/omap3-igep0020-common.dtsi
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@ -194,6 +194,12 @@
OMAP3630_CORE2_IOPAD(0x25f8, PIN_OUTPUT | MUX_MODE4) /* etk_d14.gpio_28 */
>;
};
mmc1_wp_pins: pinmux_mmc1_cd_pins {
pinctrl-single,pins = <
OMAP3630_CORE2_IOPAD(0x25fa, PIN_INPUT | MUX_MODE4) /* etk_d15.gpio_29 */
>;
};
};
&i2c3 {
@ -250,3 +256,8 @@
};
};
};
&mmc1 {
pinctrl-0 = <&mmc1_pins &mmc1_wp_pins>;
wp-gpios = <&gpio1 29 GPIO_ACTIVE_LOW>; /* gpio_29 */
};