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rambi: Remove internal pullup from write protect pin

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The pin has a 100k series resistor, which is overwhelmed by the
internal pullup.

BUG=chrome-os-partner:23489
BRANCH=none
TEST=gpioget wp_l, with screw present and removed.  With screw present,
     signal should read 0; with it removed it should read 1.

Change-Id: I35ee867111d0d7e8626dd3ac8010e9a10f46ccf7
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/174094
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Randall Spangler
2013-10-22 14:30:11 -07:00
parent ba0b7bf32d
commit 7f3ca9fb65
1 changed files with 1 additions and 1 deletions
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2
board/rambi/board.c
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@@ -52,7 +52,7 @@ const struct gpio_info gpio_list[] = {
x86_interrupt},
{"VCORE_PGOOD", LM4_GPIO_C, (1<<6), GPIO_INT_BOTH,
x86_interrupt},
{"WP_L", LM4_GPIO_A, (1<<4), GPIO_INT_BOTH|GPIO_PULL_UP,
{"WP_L", LM4_GPIO_A, (1<<4), GPIO_INT_BOTH,
switch_interrupt},
/* Other inputs */