From aa9aff7b81348dff5de91e16ec54d36d6e74dffe Mon Sep 17 00:00:00 2001 From: David Wu Date: Thu, 8 Aug 2019 11:16:30 +0800 Subject: 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 Reviewed-on: https://review.coreboot.org/c/coreboot/+/34789 Reviewed-by: Tim Wawrzynczak Reviewed-by: Paul Fagerburg Reviewed-by: Paul Menzel Tested-by: build bot (Jenkins) --- src/mainboard/google/hatch/variants/kindred/variant.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) (limited to 'src/mainboard/google') diff --git a/src/mainboard/google/hatch/variants/kindred/variant.c b/src/mainboard/google/hatch/variants/kindred/variant.c index 54059477a1..6cd017bf60 100644 --- a/src/mainboard/google/hatch/variants/kindred/variant.c +++ b/src/mainboard/google/hatch/variants/kindred/variant.c @@ -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; + } } -- cgit v1.2.3