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| author | Maxim Polyakov <max.senia.poliak@gmail.com> | 2019-08-21 16:29:07 +0300 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-09-09 13:27:50 +0000 |
| commit | a433da754ab42083d1885d60bb819a28728e3b29 (patch) | |
| tree | 6b75470ec752ca7492d2d22ddf150cf65cabb56d | |
| parent | 21353baa16b74a5ea46d34bf9388adb0c3b4b8c1 (diff) | |
| download | coreboot-a433da754ab42083d1885d60bb819a28728e3b29.tar.xz | |
mb/asrock/h110m: disable unused serial buses
Disable spi0, i2c0 and i2c1 in the “SerialIoDevMode” register for the
following reasons:
1. when the AMI BIOS is used, these pci devices are disabled in
lspci.log;
2. there are no pads in the inteltool.log that use the functions of
these buses
Change-Id: I01ab10eb3fd41e81a1726805247c2b472d72287c
Signed-off-by: Maxim Polyakov <max.senia.poliak@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35070
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
| -rw-r--r-- | src/mainboard/asrock/h110m/devicetree.cb | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mainboard/asrock/h110m/devicetree.cb b/src/mainboard/asrock/h110m/devicetree.cb index 60a3aaa0c4..47d534a99b 100644 --- a/src/mainboard/asrock/h110m/devicetree.cb +++ b/src/mainboard/asrock/h110m/devicetree.cb @@ -190,13 +190,13 @@ chip soc/intel/skylake # PCH UART, SPI, I2C register "SerialIoDevMode" = "{ \ - [PchSerialIoIndexI2C0] = PchSerialIoPci, \ - [PchSerialIoIndexI2C1] = PchSerialIoPci, \ + [PchSerialIoIndexI2C0] = PchSerialIoDisabled, \ + [PchSerialIoIndexI2C1] = PchSerialIoDisabled, \ [PchSerialIoIndexI2C2] = PchSerialIoDisabled, \ [PchSerialIoIndexI2C3] = PchSerialIoDisabled, \ [PchSerialIoIndexI2C4] = PchSerialIoDisabled, \ [PchSerialIoIndexI2C5] = PchSerialIoDisabled, \ - [PchSerialIoIndexSpi0] = PchSerialIoPci, \ + [PchSerialIoIndexSpi0] = PchSerialIoDisabled, \ [PchSerialIoIndexSpi1] = PchSerialIoDisabled, \ [PchSerialIoIndexUart0] = PchSerialIoDisabled, \ [PchSerialIoIndexUart1] = PchSerialIoDisabled, \ |