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authorMartin Roth <gaumless@gmail.com>2023-09-27 16:47:15 -0600
committerFelix Held <felix-coreboot@felixheld.de>2023-12-12 12:30:24 +0000
commit21be665c9a449cff7f9c07e41b032c2d8f596c55 (patch)
treee02a5e13531b30ae1e2f6c64e1abfab980aaa1aa /src
parentf643a4d77eec14a617e0b75e58a18aec3ebf7686 (diff)
mb/amd/onyx: Add USB configuration
Drive board specific USB configuration from the coreboot devicetree into the opensil input block. In the process of scrubbing opensil for public release USB became non functional. Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Signed-off-by: Martin Roth <gaumless@gmail.com> Change-Id: I62eefe1061446612168dd27e673a2742903456c3 Reviewed-on: https://review.coreboot.org/c/coreboot/+/78920 Reviewed-by: Varshit Pandya <pandyavarshit@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/amd/onyx/devicetree.cb39
1 files changed, 39 insertions, 0 deletions
diff --git a/src/mainboard/amd/onyx/devicetree.cb b/src/mainboard/amd/onyx/devicetree.cb
index 2b37b761fd..04262e3785 100644
--- a/src/mainboard/amd/onyx/devicetree.cb
+++ b/src/mainboard/amd/onyx/devicetree.cb
@@ -1,5 +1,31 @@
chip soc/amd/genoa
+ # USB configuration
+ register "usb.xhci0_enable" = "1"
+ register "usb.xhci1_enable" = "1"
+ # OC pins
+ register "usb.usb2_oc_pins[0].port0" = "0x0"
+ register "usb.usb2_oc_pins[0].port1" = "0x1"
+ register "usb.usb2_oc_pins[0].port2" = "0x0"
+ register "usb.usb2_oc_pins[0].port3" = "0x1"
+
+ register "usb.usb2_oc_pins[1].port0" = "0x0"
+ register "usb.usb2_oc_pins[1].port1" = "0x1"
+
+ register "usb.usb3_oc_pins[0].port0" = "0x0"
+ register "usb.usb3_oc_pins[0].port1" = "0x1"
+ register "usb.usb3_oc_pins[0].port2" = "0x0"
+ register "usb.usb3_oc_pins[0].port3" = "0x1"
+ register "usb.usb3_oc_pins[1].port0" = "0x0"
+ register "usb.usb3_oc_pins[1].port1" = "0x1"
+
+ register "usb.polarity_cfg_low" = "true"
+
+ register "usb.usb3_force_gen1.port0" = "3"
+ register "usb.usb3_force_gen1.port1" = "3"
+ register "usb.usb3_force_gen1.port2" = "3"
+ register "usb.usb3_force_gen1.port3" = "3"
+
# eSPI configuration
register "common_config.espi_config" = "{
.std_io_decode_bitmap = ESPI_DECODE_IO_0x80_EN,
@@ -13,6 +39,19 @@ chip soc/amd/genoa
.flash_ch_en = 0,
}"
+ # PHY settings
+ register "usb.usb31_phy_enable" = "1"
+ register "usb.usb31_phy" = "{
+ {0x01, 0x07, 0x00, 0x00, 0x07, 0x01, 0x05, 0x00, 0x05, 0x00, 0x05, 0x00},
+ {0x05, 0x07, 0x00, 0x00, 0x07, 0x01, 0x05, 0x00, 0x05, 0x00, 0x05, 0x00},
+ {0x05, 0x07, 0x00, 0x00, 0x07, 0x01, 0x05, 0x00, 0x05, 0x00, 0x05, 0x00},
+ {0x05, 0x07, 0x00, 0x00, 0x07, 0x01, 0x05, 0x00, 0x05, 0x00, 0x05, 0x00},
+ {0x05, 0x01, 0x07, 0x00, 0x00, 0x07, 0x01, 0x05, 0x00, 0x05, 0x00, 0x05},
+ {0x00, 0x05, 0x07, 0x00, 0x00, 0x07, 0x01, 0x05, 0x00, 0x05, 0x00, 0x05},
+ {0x00, 0x05, 0x07, 0x00, 0x00, 0x07, 0x01, 0x05, 0x00, 0x05, 0x00, 0x05},
+ {0x00, 0x05, 0x07, 0x00, 0x00, 0x07, 0x01, 0x05, 0x00, 0x05, 0x00, 0x05},
+ }"
+
device domain 0 on
end