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authorAaron Durbin <adurbin@chromium.org>2016-10-27 12:11:15 -0500
committerAaron Durbin <adurbin@chromium.org>2016-10-28 19:02:11 +0200
commit558c8a57b9f4d7391304e7b50f3ee393c436015e (patch)
treece8494b08562a6b845429304928929bd607383e0
parent64606cea9394bf3b3a3803450f6e31c75800193c (diff)
mainboard/google/reef: update comment for DMIC config usage
Going forward GPIO_17 is used to determine the configuration of the board w.r.t. the number of DMICs on the board. BUG=chrome-os-partner:56918 Change-Id: I03edb880e0649977030c1b87219ebebac631a519 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://review.coreboot.org/17163 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
-rw-r--r--src/mainboard/google/reef/variants/baseboard/gpio.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/reef/variants/baseboard/gpio.c b/src/mainboard/google/reef/variants/baseboard/gpio.c
index 976a5040f2..c9fa3d350a 100644
--- a/src/mainboard/google/reef/variants/baseboard/gpio.c
+++ b/src/mainboard/google/reef/variants/baseboard/gpio.c
@@ -289,7 +289,7 @@ static const struct pad_config gpio_table[] = {
PAD_CFG_GPI_APIC_HIGH(GPIO_14, DN_20K, DEEP), /* FP_INT */
PAD_CFG_GPI_SCI_LOW(GPIO_15, NONE, DEEP, EDGE_SINGLE), /* TRACKPAD_INT_1V8_ODL */
PAD_CFG_GPI(GPIO_16, UP_20K, DEEP), /* unused */
- PAD_CFG_GPI(GPIO_17, UP_20K, DEEP), /* unused */
+ PAD_CFG_GPI(GPIO_17, UP_20K, DEEP), /* 1 vs 4 DMIC config */
PAD_CFG_GPI_APIC_LOW(GPIO_18, NONE, DEEP), /* Trackpad IRQ */
PAD_CFG_GPI(GPIO_19, UP_20K, DEEP), /* unused */
PAD_CFG_GPI_APIC_LOW(GPIO_20, UP_20K, DEEP), /* NFC IRQ */