GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mb/amd/chausie/devicetree: add USB PHY configuration 

Specify the USB PHY settings in the devicetree instead of relying on the
FSP defaults. The USB PHY configuration for Chausie are taken from the
internal UEFI code.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I8cc38e6e26d53802773fe3c405415de15cca98a3
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64132
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
This commit is contained in:
Felix Held 2022-05-06 21:58:01 +02:00 committed by Werner Zeh
parent 0d943175f1
commit 221c15d3a0
1 changed files with 110 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

110
src/mainboard/amd/chausie/devicetree.cb
View File

@ -39,6 +39,116 @@ chip soc/amd/sabrina
register "pspp_policy" = "DXIO_PSPP_DISABLED" # TODO: reenable when PSPP works
register "usb_phy_custom" = "1"
register "usb_phy" = "{
.Usb2PhyPort[0] = {
.compdistune = 0x3,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xe,
.sqrxtune = 0x3,
.txfslstune = 0x3,
.txpreempamptune = 0x2,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[1] = {
.compdistune = 0x3,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xe,
.sqrxtune = 0x3,
.txfslstune = 0x3,
.txpreempamptune = 0x2,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[2] = {
.compdistune = 0x3,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xe,
.sqrxtune = 0x3,
.txfslstune = 0x3,
.txpreempamptune = 0x2,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[3] = {
.compdistune = 0x3,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xe,
.sqrxtune = 0x3,
.txfslstune = 0x3,
.txpreempamptune = 0x2,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[4] = {
.compdistune = 0x3,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xe,
.sqrxtune = 0x3,
.txfslstune = 0x3,
.txpreempamptune = 0x2,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb2PhyPort[5] = {
.compdistune = 0x3,
.pllbtune = 0x1,
.pllitune = 0x0,
.pllptune = 0xe,
.sqrxtune = 0x3,
.txfslstune = 0x3,
.txpreempamptune = 0x2,
.txpreemppulsetune = 0x0,
.txrisetune = 0x1,
.txvreftune = 0x3,
.txhsxvtune = 0x3,
.txrestune = 0x2,
},
.Usb3PhyPort[0] = {
.tx_term_ctrl = 0x2,
.rx_term_ctrl = 0x2,
.tx_vboost_lvl_en = 0x0,
.tx_vboost_lvl = 0x5,
},
.Usb3PhyPort[1] = {
.tx_term_ctrl = 0x2,
.rx_term_ctrl = 0x2,
.tx_vboost_lvl_en = 0x0,
.tx_vboost_lvl = 0x5,
},
.Usb3PhyPort[2] = {
.tx_term_ctrl = 0x2,
.rx_term_ctrl = 0x2,
.tx_vboost_lvl_en = 0x0,
.tx_vboost_lvl = 0x5,
},
.ComboPhyStaticConfig[0] = USB_COMBO_PHY_MODE_USB_C,
.ComboPhyStaticConfig[1] = USB_COMBO_PHY_MODE_USB_C,
.BatteryChargerEnable = 0,
.PhyP3CpmP4Support = 0,
}"
device domain 0 on
device ref iommu on end
device ref gpp_bridge_0 on end # GBE