diff options
| author | Karthikeyan Ramasubramanian <kramasub@google.com> | 2020-02-07 16:45:26 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-02-09 19:29:51 +0000 |
| commit | c015bcc304d140c787a33f04fbd13e90c34cf7a0 (patch) | |
| tree | c018e49f725390079a6b7848b93e2337e961a37f /src | |
| parent | 441867d2f068a3ff9951fcbbb97d3a07c1867626 (diff) | |
mb/google/dedede: Add initial configuration for serial IO ports
Add initial configuration for GSPI, I2C and UART ports and leave them in
disabled state.
BUG=None
TEST=Build the mainboard.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: I1cd7659337e6330a8ece34df247e399a085d21d0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38775
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/dedede/variants/baseboard/devicetree.cb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/baseboard/devicetree.cb b/src/mainboard/google/dedede/variants/baseboard/devicetree.cb index 44d9ca2e3b..2a0b760728 100644 --- a/src/mainboard/google/dedede/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/dedede/variants/baseboard/devicetree.cb @@ -19,6 +19,39 @@ chip soc/intel/tigerlake register "pmc_gpe0_dw1" = "GPP_D" register "pmc_gpe0_dw2" = "GPP_H" + register "SerialIoI2cMode" = "{ + [PchSerialIoIndexI2C0] = PchSerialIoDisabled, + [PchSerialIoIndexI2C1] = PchSerialIoDisabled, + [PchSerialIoIndexI2C2] = PchSerialIoDisabled, + [PchSerialIoIndexI2C3] = PchSerialIoDisabled, + [PchSerialIoIndexI2C4] = PchSerialIoDisabled, + [PchSerialIoIndexI2C5] = PchSerialIoDisabled, + }" + + register "SerialIoGSpiMode" = "{ + [PchSerialIoIndexGSPI0] = PchSerialIoDisabled, + [PchSerialIoIndexGSPI1] = PchSerialIoDisabled, + [PchSerialIoIndexGSPI2] = PchSerialIoDisabled, + }" + + register "SerialIoGSpiCsMode" = "{ + [PchSerialIoIndexGSPI0] = 0, + [PchSerialIoIndexGSPI1] = 0, + [PchSerialIoIndexGSPI2] = 0, + }" + + register "SerialIoGSpiCsState" = "{ + [PchSerialIoIndexGSPI0] = 0, + [PchSerialIoIndexGSPI1] = 0, + [PchSerialIoIndexGSPI2] = 0, + }" + + register "SerialIoUartMode" = "{ + [PchSerialIoIndexUART0] = PchSerialIoDisabled, + [PchSerialIoIndexUART1] = PchSerialIoDisabled, + [PchSerialIoIndexUART2] = PchSerialIoDisabled, + }" + device domain 0 on device pci 00.0 off end # Host Bridge device pci 02.0 off end # Integrated Graphics Device |