V Sowmya has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/30615
Change subject: mb/google/hatch: Disable the eMMC controller for hatch
......................................................................
mb/google/hatch: Disable the eMMC controller for hatch
eMMC controller is not used in hatch hence this patch adds the
Kconfig option to disable the eMMC controller ACPI entries.
BUG=b:120914069
BRANCH=none
TEST=USE="-intel_mrc -bmpblk" emerge-hatch coreboot.
Change-Id: Ie52c4fa581ad2c9b14e57919a63b3128bd928596
Signed-off-by: V Sowmya <v.sowmya(a)intel.com>
---
M src/mainboard/google/hatch/Kconfig
1 file changed, 1 insertion(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/15/30615/1
diff --git a/src/mainboard/google/hatch/Kconfig b/src/mainboard/google/hatch/Kconfig
index 711d2e9..15fe354 100644
--- a/src/mainboard/google/hatch/Kconfig
+++ b/src/mainboard/google/hatch/Kconfig
@@ -15,6 +15,7 @@
select SOC_INTEL_CANNONLAKE_MEMCFG_INIT
select SOC_INTEL_COFFEELAKE
select SYSTEM_TYPE_LAPTOP
+ select EXCLUDE_EMMC_INTERFACE
if BOARD_GOOGLE_BASEBOARD_HATCH
--
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Gerrit-Change-Id: Ie52c4fa581ad2c9b14e57919a63b3128bd928596
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Stefan Reinauer has abandoned this change. ( https://review.coreboot.org/c/coreboot/+/28346?usp=email )
Change subject: sb/intel/spi: unify and refine VSCC handling
......................................................................
Abandoned
--
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Gerrit-Change-Id: I27a9373f2402837682194e7097c6764851f1e5bd
Gerrit-Change-Number: 28346
Gerrit-PatchSet: 23
Gerrit-Owner: Stefan T <stefan.tauner(a)gmx.at>
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Gerrit-Reviewer: Stefan T <stefan.tauner(a)gmx.at>
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Patrick Rudolph has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/36650 )
Change subject: soc/intel/skylake: Improve comment for DISB
......................................................................
soc/intel/skylake: Improve comment for DISB
Either documentation or FSP is wrong, as the behaviour of DISB is actually
reversed. Document that and warn about clearing the bit.
Change-Id: I9ca748ddb245cae632e423a417c6a25d52a15354
Signed-off-by: Patrick Rudolph <patrick.rudolph(a)9elements.com>
---
M src/soc/intel/skylake/pmc.c
1 file changed, 10 insertions(+), 1 deletion(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/50/36650/1
diff --git a/src/soc/intel/skylake/pmc.c b/src/soc/intel/skylake/pmc.c
index ab9297f..3bc5c68 100644
--- a/src/soc/intel/skylake/pmc.c
+++ b/src/soc/intel/skylake/pmc.c
@@ -31,7 +31,16 @@
void pmc_set_disb(void)
{
- /* Set the DISB after DRAM init */
+ /*
+ * Set the DISB after DRAM init.
+ *
+ * According to Document Number: 332691-002EN
+ * "Intel 100 Series and Intel C230 Series Chipset Family Platform
+ * Controller Hub (PCH) Vol2" this bit must be CLEARED after DRAM init.
+ *
+ * Tests showed that either documentation or FSP is wrong. Clearing this
+ * bit here causes full memory training on every boot.
+ */
u32 disb_val;
#if defined(__SIMPLE_DEVICE__)
pci_devfn_t dev = PCH_DEV_PMC;
--
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