google/chell: Set USB current limit to 2A

The GPIO for USBA_1_ILIM_SEL_L should be low to enable 2A charging
from the Type-A port.

BUG=chrome-os-partner:47172
BRANCH=none
TEST=emerge-glados coreboot

Change-Id: I1bbcdd467684e7c1372c8ca862d498fb6cbb966c
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: c8a8fbed6d0fd7aea0a41db2bde104fe7a05cabe
Original-Change-Id: I3b18cbb204cfa19e50f34ea9533018e286342513
Original-Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/312451
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/12447
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
diff --git a/src/mainboard/google/chell/gpio.h b/src/mainboard/google/chell/gpio.h
index 20880cd..a347454 100644
--- a/src/mainboard/google/chell/gpio.h
+++ b/src/mainboard/google/chell/gpio.h
@@ -141,7 +141,7 @@
 /* ISH_I2C1_SDA */	/* GPP_D7 */
 /* ISH_I2C1_SCL */	/* GPP_D8 */
 /* ISH_SPI_CS# */	/* GPP_D9 */
-/* ISH_SPI_CLK */	PAD_CFG_GPO(GPP_D10, 1, DEEP), /* USBA_1_ILIM_SEL_L */
+/* ISH_SPI_CLK */	PAD_CFG_GPO(GPP_D10, 0, DEEP), /* USBA_1_ILIM_SEL_L */
 /* ISH_SPI_MISO */	/* GPP_D11 */
 /* ISH_SPI_MOSI */	PAD_CFG_GPO(GPP_D12, 1, DEEP), /* EN_PP3300_DX_CAM */
 /* ISH_UART0_RXD */	/* GPP_D13 */