diff options
| author | Martin Roth <martinroth@chromium.org> | 2018-03-06 14:39:31 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2018-03-09 12:40:50 +0000 |
| commit | 001848c415c0cd72c7d9961897d53fb2efbceca0 (patch) | |
| tree | fa5e638ab1b74a679dbe204864ec2aa6c430b6df /src/mainboard/google | |
| parent | 7d1593aeb0749fae8edb1c5087a32c1267e5d6c7 (diff) | |
| download | coreboot-001848c415c0cd72c7d9961897d53fb2efbceca0.tar.xz | |
mainboard/google/kahlee: Disable Bayhub part on board_id 0
The Bayhub part is not used on proto with board_id 0, so disable it.
BUG=b:74248569
TEST=Build & boot Grunt. Bayhub part is disabled.
Change-Id: I635356d41bab637726594d403d66dde730f12256
Signed-off-by: Martin Roth <martinroth@chromium.org>
Reviewed-on: https://review.coreboot.org/25015
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/kahlee/variants/baseboard/OemCustomize.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/mainboard/google/kahlee/variants/baseboard/OemCustomize.c b/src/mainboard/google/kahlee/variants/baseboard/OemCustomize.c index aa0edf7d91..c9ce900e22 100644 --- a/src/mainboard/google/kahlee/variants/baseboard/OemCustomize.c +++ b/src/mainboard/google/kahlee/variants/baseboard/OemCustomize.c @@ -15,6 +15,7 @@ #include <amdblocks/agesawrapper.h> #include <variant/gpio.h> +#include <boardid.h> static const PCIe_PORT_DESCRIPTOR PortList[] = { /* Initialize Port descriptor (PCIe port, Lanes 7:4, D2F1) for NC*/ @@ -127,6 +128,98 @@ static const PCIe_COMPLEX_DESCRIPTOR PcieComplex = { .DdiLinkList = (void *)DdiList }; +/* + * TODO: Remove after we're done with Grunt Proto + */ +static const PCIe_PORT_DESCRIPTOR PortListNoBayhub[] = { + /* Initialize Port descriptor (PCIe port, Lanes 7:4, D2F1) for NC*/ + { + 0, + PCIE_ENGINE_DATA_INITIALIZER(PcieUnusedEngine, 4, 7), + PCIE_PORT_DATA_INITIALIZER_V2( + PortDisabled, /* mPortPresent */ + ChannelTypeExt6db, /* mChannelType */ + 2, /* mDevAddress */ + 1, /* mDevFunction */ + HotplugDisabled, /* mHotplug */ + PcieGenMaxSupported, /* mMaxLinkSpeed */ + PcieGenMaxSupported, /* mMaxLinkCap */ + AspmL0sL1, /* mAspm */ + 0, /* mResetId */ + 0) /* mClkPmSupport */ + }, + /* Initialize Port descriptor (PCIe port, Lanes 0:0, D2F2) for WLAN */ + { + 0, + PCIE_ENGINE_DATA_INITIALIZER(PciePortEngine, 0, 0), + PCIE_PORT_DATA_INITIALIZER_V2( + PortEnabled, /* mPortPresent */ + ChannelTypeExt6db, /* mChannelType */ + 2, /* mDevAddress */ + 2, /* mDevFunction */ + HotplugDisabled, /* mHotplug */ + PcieGenMaxSupported, /* mMaxLinkSpeed */ + PcieGenMaxSupported, /* mMaxLinkCap */ + AspmL0sL1, /* mAspm */ + PCIE_0_RST, /* mResetId */ + 0) /* mClkPmSupport */ + }, + /* Init Port descriptor (PCIe port, Lanes 1:1, D2F3) NC */ + { + 0, + PCIE_ENGINE_DATA_INITIALIZER(PcieUnusedEngine, 1, 1), + PCIE_PORT_DATA_INITIALIZER_V2( + PortDisabled, /* mPortPresent */ + ChannelTypeExt6db, /* mChannelType */ + 2, /* mDevAddress */ + 3, /* mDevFunction */ + HotplugDisabled, /* mHotplug */ + PcieGenMaxSupported, /* mMaxLinkSpeed */ + PcieGenMaxSupported, /* mMaxLinkCap */ + AspmL0sL1, /* mAspm */ + PCIE_1_RST, /* mResetId */ + 0) /* mClkPmSupport */ + }, + /* Initialize Port descriptor (PCIe port, Lane 2, D2F4) for EMMC */ + { + 0, + PCIE_ENGINE_DATA_INITIALIZER(PcieUnusedEngine, 2, 2), + PCIE_PORT_DATA_INITIALIZER_V2( + PortDisabled, /* mPortPresent */ + ChannelTypeExt6db, /* mChannelType */ + 2, /* mDevAddress */ + 4, /* mDevFunction */ + HotplugDisabled, /* mHotplug */ + PcieGenMaxSupported, /* mMaxLinkSpeed */ + PcieGenMaxSupported, /* mMaxLinkCap */ + AspmL0sL1, /* mAspm */ + PCIE_2_RST, /* mResetId */ + 0) /* mClkPmSupport */ + }, + /* Initialize Port descriptor (PCIe port, Lane3, D2F5) for NC */ + { + DESCRIPTOR_TERMINATE_LIST, + PCIE_ENGINE_DATA_INITIALIZER(PcieUnusedEngine, 3, 3), + PCIE_PORT_DATA_INITIALIZER_V2( + PortDisabled, /* mPortPresent */ + ChannelTypeExt6db, /* mChannelType */ + 2, /* mDevAddress */ + 5, /* mDevFunction */ + HotplugDisabled, /* mHotplug */ + PcieGenMaxSupported, /* mMaxLinkSpeed */ + PcieGenMaxSupported, /* mMaxLinkCap */ + AspmL0sL1, /* mAspm */ + PCIE_3_RST, /* mResetId */ + 0) /* mClkPmSupport */ + }, +}; +static const PCIe_COMPLEX_DESCRIPTOR PcieNoBayhub = { + .Flags = DESCRIPTOR_TERMINATE_LIST, + .SocketId = 0, + .PciePortList = (void *)PortListNoBayhub, + .DdiLinkList = (void *)DdiList +}; + /*---------------------------------------------------------------------------*/ /** * OemCustomizeInitEarly @@ -148,4 +241,10 @@ VOID __attribute__((weak)) OemCustomizeInitEarly(IN OUT AMD_EARLY_PARAMS *InitEa InitEarly->GnbConfig.PcieComplexList = (void *)&PcieComplex; InitEarly->PlatformConfig.GnbAzI2sBusSelect = GnbAcpI2sBus; InitEarly->PlatformConfig.GnbAzI2sBusPinConfig = GnbAcp2Tx4RxBluetooth; + + /* Completely disable Bayhub EMMC bridge on Proto with board_id 0 */ + /* Todo: Remove when we're done with Proto */ + if (board_id() == 0) + InitEarly->GnbConfig.PcieComplexList = (void *)&PcieNoBayhub; + } |