From c13c653934bbd24acb1f8dec8f61ffe927d1abb2 Mon Sep 17 00:00:00 2001 From: Shawn Nematbakhsh Date: Fri, 20 Nov 2015 21:47:07 -0800 Subject: [PATCH] snoball: Enable secondary bias regulator This regulator must be enabled in order to power snoball through the VBUS path. BUG=chrome-os-partner:47851 BRANCH=None TEST=Boot snoball with 12V supply on VBUS, verify that EC is stable and not resetting constantly. Change-Id: Id1b79b69f641e0c80160b161fe177aeb9c3de733 Signed-off-by: Shawn Nematbakhsh Reviewed-on: https://chromium-review.googlesource.com/313811 Commit-Ready: Shawn N Tested-by: Shawn N Reviewed-by: Alec Berg --- board/snoball/gpio.inc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/board/snoball/gpio.inc b/board/snoball/gpio.inc index 654e13a5ca..776d42934c 100644 --- a/board/snoball/gpio.inc +++ b/board/snoball/gpio.inc @@ -31,7 +31,7 @@ GPIO(I2C2_SDA, PIN(B, 11), GPIO_INPUT) /* Mux select for I2C2 TCPCs */ GPIO(I2C_MUX_SEL, PIN(B, 2), GPIO_OUT_LOW) -GPIO(BIAS_EN, PIN(B, 10), GPIO_OUT_LOW) +GPIO(BIAS_EN, PIN(B, 10), GPIO_OUT_HIGH) /* Primary-side communication GPIOs */ GPIO(OPTO_IN, PIN(B, 12), GPIO_INPUT) GPIO(OPTO_OUT, PIN(A, 8), GPIO_OUT_LOW)