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gru: set correct gpio for SD card detect 

The only outlier at this time is Kevin rev 0, treat it specially, the
rest of the targets use the same GPIO.

BRANCH=none
BUG=none
TEST=gru still boots off SD card just fine

Change-Id: Ic603093a990d27166b16175db3303f155b4775aa
Signed-off-by: Martin Roth <martinroth@google.com>
Original-Commit-Id: 5788c5add1d1f803e7b22fb53215b6003ac04d03
Original-Change-Id: Ic5183f08dd1119f9588f243bd9e9c080d84687f9
Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/344151
Original-Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: https://review.coreboot.org/14851
Tested-by: build bot (Jenkins)
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
This commit is contained in:
Vadim Bendebury 2016-05-11 15:03:44 +08:00 committed by Martin Roth
parent 728fffd33c
commit 2832c4125b
1 changed files with 5 additions and 11 deletions
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16
src/mainboard/google/gru/mainboard.c
View File

@ -24,19 +24,13 @@ static void configure_sdmmc(void)
{
gpio_output(GPIO(4, D, 5), 1); /* SDMMC_PWR_EN */
gpio_output(GPIO(2, A, 2), 1); /* SDMMC_SDIO_PWR_EN */
/*
* SDMMC_DET_L is different on different board revisions.
* Ideally this and other deviations should come from a table
* which could be looked up by board revision.
*/
switch (board_id()) {
case 0: /* This is for Kevin proto 1. */
/* SDMMC_DET_L is different on Kevin board revision 0. */
if (IS_ENABLED(CONFIG_BOARD_GOOGLE_KEVIN) && (board_id() == 0))
gpio_input(GPIO(4, D, 2));
break;
default:
else
gpio_input(GPIO(4, D, 0));
break;
}
gpio_output(GPIO(2, D, 4), 0); /* Keep the max voltage */
write32(&rk3399_grf->iomux_sdmmc, IOMUX_SDMMC);