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mb/google/hatch/var/kindred: Disable SATA controller for eMMC SKUs 

Disable SATA controller and SATA port 1 for eMMC SKUs

BUG=b:132918661
TEST=Verify SSD is disabled when SKU ID = 2/4/21/22

Change-Id: I6d95ff94b079a564f74c19739370101899843f00
Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34789
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
David Wu 2019-08-08 11:16:30 +08:00 committed by Furquan Shaikh
parent 460a1758aa
commit aa9aff7b81
1 changed files with 15 additions and 3 deletions
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18
src/mainboard/google/hatch/variants/kindred/variant.c
View File

@ -22,16 +22,28 @@ void variant_devtree_update(void)
{
uint32_t sku_id;
struct device *emmc_host;
struct device *ssd_host;
config_t *cfg = config_of_path(SA_DEVFN_ROOT);
emmc_host = pcidev_path_on_root(PCH_DEVFN_EMMC);
if (emmc_host == NULL)
return;
ssd_host = pcidev_path_on_root(PCH_DEVFN_SATA);
/* SKU ID 1/3/23/24 doesn't have a eMMC device, hence disable it. */
sku_id = get_board_sku();
if (sku_id == 1 || sku_id == 3 || sku_id == 23 || sku_id == 24) {
if (emmc_host == NULL)
return;
emmc_host->enabled = 0;
cfg->ScsEmmcHs400Enabled = 0;
}
/* SKU ID 2/4/21/22 doesn't have a SSD device, hence disable it. */
if (sku_id == 2 || sku_id == 4 || sku_id == 21 || sku_id == 22) {
if (ssd_host == NULL)
return;
ssd_host->enabled = 0;
cfg->SataSalpSupport = 0;
cfg->SataMode = 0;
cfg->SataPortsEnable[1] = 0;
cfg->SataPortsDevSlp[1] = 0;
cfg->satapwroptimize = 0;
}
}