diff options
author | David Hendricks <dhendrix@chromium.org> | 2012-09-05 13:34:17 -0700 |
---|---|---|
committer | Gerrit <chrome-bot@google.com> | 2012-09-05 14:38:12 -0700 |
commit | 95aa023645ebc5a86e69cc9c870a850af2bf1dc8 (patch) | |
tree | 5f32ee014d2568f68ef57533362afe531298c61f /board/daisy | |
parent | b2e4b8c45c443c292ff9cad911ce9ee77487dad3 (diff) | |
download | chrome-ec-95aa023645ebc5a86e69cc9c870a850af2bf1dc8.tar.gz |
daisy: add GPIO_I2C_* pins to board header and GPIO table
This adds the I2C pins to the listing of Daisy GPIOs. This allows us
to use GPIO_I2C_* for shared Daisy/Snow code.
BRANCH=snow
BUG=none
TEST=compile tested for Daisy and Snow
Signed-off-by: David Hendricks <dhendrix@chromium.org>
Change-Id: I7413921b2dbe3f8cd79c88ab4bfc8ace0d72bd56
Reviewed-on: https://gerrit.chromium.org/gerrit/32261
Commit-Ready: David Hendricks <dhendrix@chromium.org>
Tested-by: David Hendricks <dhendrix@chromium.org>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Diffstat (limited to 'board/daisy')
-rw-r--r-- | board/daisy/board.c | 9 | ||||
-rw-r--r-- | board/daisy/board.h | 4 |
2 files changed, 12 insertions, 1 deletions
diff --git a/board/daisy/board.c b/board/daisy/board.c index 7a2a0083f2..2d09a79a04 100644 --- a/board/daisy/board.c +++ b/board/daisy/board.c @@ -64,7 +64,14 @@ const struct gpio_info gpio_list[GPIO_COUNT] = { /* Other inputs */ {"AC_PWRBTN_L", GPIO_A, (1<<0), GPIO_INT_BOTH, NULL}, {"SPI1_NSS", GPIO_A, (1<<4), GPIO_PULL_UP, NULL}, - + /* + * I2C pins should be configured as inputs until I2C module is + * initialized. This will avoid driving the lines unintentionally. + */ + {"I2C1_SCL", GPIO_B, (1<<6), GPIO_INPUT, NULL}, + {"I2C1_SDA", GPIO_B, (1<<7), GPIO_INPUT, NULL}, + {"I2C2_SCL", GPIO_B, (1<<10), GPIO_INPUT, NULL}, + {"I2C2_SDA", GPIO_B, (1<<11), GPIO_INPUT, NULL}, /* Outputs */ {"AC_STATUS", GPIO_A, (1<<5), GPIO_OUT_HIGH, NULL}, {"SPI1_MISO", GPIO_A, (1<<6), GPIO_OUT_HIGH, NULL}, diff --git a/board/daisy/board.h b/board/daisy/board.h index 887df7e758..91d7ed473f 100644 --- a/board/daisy/board.h +++ b/board/daisy/board.h @@ -71,6 +71,10 @@ enum gpio_signal { /* Other inputs */ GPIO_AC_PWRBTN_L, GPIO_SPI1_NSS, + GPIO_I2C1_SCL, + GPIO_I2C1_SDA, + GPIO_I2C2_SCL, + GPIO_I2C2_SDA, /* Outputs */ GPIO_AC_STATUS, GPIO_SPI1_MISO, |