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authorHarsha B R <harsha.b.r@intel.com>2023-02-04 16:09:05 +0530
committerSridhar Siricilla <sridhar.siricilla@intel.com>2023-02-08 05:37:48 +0000
commit2904aeabad4db6797130b60f386d1feb6dfa1949 (patch)
treea0c0fb65cb3aff35b9e7eb6e06bdbb2d7b47f5a3
parent58973822698005287d0b51102d6d55398d8fdcb9 (diff)
mb/intel/mtlrvp: Describe mainboard configuration for BB Retimer
This patch describes BB retimer for tcss_dma0 and tcss_dma1 with respect to GPP_B21 as per schematics. +--------------+------------+ | tbt_pcie_rp0 | tcss_dma0 | +--------------+------------+ | tbt_pcie_rp1 | tcss_dma0 | +--------------+------------+ | tbt_pcie_rp2 | tcss_dma1 | +--------------+------------+ | tbt_pcie_rp3 | tcss_dma1 | +--------------+------------+ BUG=b:224325352 BRANCH=None TEST=Able to build and boot MTLRVP to ChromeOS. Verify the enumeration of tbt_pcie_rp as part of lspci. 00:07.0 PCI bridge: Intel Corporation Device 7ec4 00:07.1 PCI bridge: Intel Corporation Device 7ec5 00:07.2 PCI bridge: Intel Corporation Device 7ec6 00:07.3 PCI bridge: Intel Corporation Device 7ec7 Signed-off-by: Harsha B R <harsha.b.r@intel.com> Change-Id: Ie1a0026b064aa4f7fcd27e75c0b0d052ec620dcc Signed-off-by: Jamie Ryu <jamie.m.ryu@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/72786 Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--src/mainboard/intel/mtlrvp/Kconfig1
-rw-r--r--src/mainboard/intel/mtlrvp/variants/baseboard/mtlrvp_p/devicetree.cb26
2 files changed, 25 insertions, 2 deletions
diff --git a/src/mainboard/intel/mtlrvp/Kconfig b/src/mainboard/intel/mtlrvp/Kconfig
index 11a0daa9cc..8508d8fcdd 100644
--- a/src/mainboard/intel/mtlrvp/Kconfig
+++ b/src/mainboard/intel/mtlrvp/Kconfig
@@ -28,6 +28,7 @@ config CHROMEOS
config BOARD_SPECIFIC_OPTIONS
def_bool y
select INTEL_LPSS_UART_FOR_CONSOLE
+ select DRIVERS_INTEL_USB4_RETIMER
select DRIVERS_WWAN_FM350GL
config MAINBOARD_DIR
diff --git a/src/mainboard/intel/mtlrvp/variants/baseboard/mtlrvp_p/devicetree.cb b/src/mainboard/intel/mtlrvp/variants/baseboard/mtlrvp_p/devicetree.cb
index 07985a30bd..850f0e5f05 100644
--- a/src/mainboard/intel/mtlrvp/variants/baseboard/mtlrvp_p/devicetree.cb
+++ b/src/mainboard/intel/mtlrvp/variants/baseboard/mtlrvp_p/devicetree.cb
@@ -121,8 +121,30 @@ chip soc/intel/meteorlake
end
end
end
- device ref tcss_dma0 on end
- device ref tcss_dma1 on end
+ device ref tcss_dma0 on
+ chip drivers/intel/usb4/retimer
+ register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
+ use tcss_usb3_port1 as dfp[0].typec_port
+ device generic 0 on end
+ end
+ chip drivers/intel/usb4/retimer
+ register "dfp[1].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
+ use tcss_usb3_port2 as dfp[1].typec_port
+ device generic 0 on end
+ end
+ end
+ device ref tcss_dma1 on
+ chip drivers/intel/usb4/retimer
+ register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
+ use tcss_usb3_port3 as dfp[0].typec_port
+ device generic 0 on end
+ end
+ chip drivers/intel/usb4/retimer
+ register "dfp[1].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
+ use tcss_usb3_port4 as dfp[1].typec_port
+ device generic 0 on end
+ end
+ end
device ref pcie_rp7 on
# Enable PCH PCIE RP 7 using CLK 1
register "pcie_rp[PCIE_RP(7)]" = "{