diff options
author | Randall Spangler <rspangler@chromium.org> | 2013-10-28 14:45:43 -0700 |
---|---|---|
committer | chrome-internal-fetch <chrome-internal-fetch@google.com> | 2013-10-29 17:10:22 +0000 |
commit | fea89f9cd9257ccddb5756d619568d492a8efd4a (patch) | |
tree | 846ccfd77870fef388dbf5019161f7223a02a8bb | |
parent | e589e87b48d0a66bb818a648da9c29fc509896a2 (diff) | |
download | chrome-ec-fea89f9cd9257ccddb5756d619568d492a8efd4a.tar.gz |
rambi: Change WAKE and SCI lines to open-drain
These were being driven push-pull, causing leakage.
BUG=chrome-os-partner:23639
BRANCH=none
TEST=rambi still boots main processor out of reset
Change-Id: I39a18e48307b66fc767ce2c8256d828d4e6962e0
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/174897
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
-rw-r--r-- | board/rambi/board.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/board/rambi/board.c b/board/rambi/board.c index 1a91f47a47..3b8247a5cc 100644 --- a/board/rambi/board.c +++ b/board/rambi/board.c @@ -81,7 +81,7 @@ const struct gpio_info gpio_list[] = { {"PCH_SMI_L", LM4_GPIO_F, (1<<4), GPIO_ODR_HIGH, NULL}, {"PCH_SOC_OVERRIDE_L", LM4_GPIO_G, (1<<1), GPIO_OUT_HIGH, NULL}, {"PCH_SYS_PWROK", LM4_GPIO_H, (1<<2), GPIO_OUT_LOW, NULL}, - {"PCH_WAKE_L", LM4_GPIO_F, (1<<0), GPIO_OUT_HIGH, NULL}, + {"PCH_WAKE_L", LM4_GPIO_F, (1<<0), GPIO_ODR_HIGH, NULL}, {"PP1350_EN", LM4_GPIO_H, (1<<5), GPIO_OUT_LOW, NULL}, {"PP3300_DX_EN", LM4_GPIO_J, (1<<2), GPIO_OUT_LOW, NULL}, {"PP3300_LTE_EN", LM4_GPIO_D, (1<<2), GPIO_OUT_LOW, NULL}, @@ -108,7 +108,8 @@ const struct gpio_alt_func gpio_alt_funcs[] = { {GPIO_B, 0x80, 3, MODULE_I2C, GPIO_OPEN_DRAIN}, /* I2C5 SDA */ {GPIO_D, 0x0f, 2, MODULE_SPI}, /* SPI1 */ {GPIO_L, 0x3f, 15, MODULE_LPC}, /* LPC */ - {GPIO_M, 0x33, 15, MODULE_LPC}, /* LPC */ + {GPIO_M, 0x31, 15, MODULE_LPC}, /* LPC */ + {GPIO_M, 0x02, 15, MODULE_LPC, GPIO_OPEN_DRAIN},/* LPC (SCI#) */ {GPIO_N, 0x50, 1, MODULE_PWM_LED, GPIO_OPEN_DRAIN}, /* FAN0PWM 3&4 */ }; const int gpio_alt_funcs_count = ARRAY_SIZE(gpio_alt_funcs); |