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authorFelix Held <felix-coreboot@felixheld.de>2022-05-06 21:58:01 +0200
committerWerner Zeh <werner.zeh@siemens.com>2022-05-16 04:39:26 +0000
commit221c15d3a03843d712123de900e344567278e0db (patch)
tree5f78e3aae068cac850688bd83dc7c30070e3b5fd /src
parent0d943175f10c96c2dc94b47e49a8f38c9d355390 (diff)
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>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/amd/chausie/devicetree.cb110
1 files changed, 110 insertions, 0 deletions
diff --git a/src/mainboard/amd/chausie/devicetree.cb b/src/mainboard/amd/chausie/devicetree.cb
index 09b850058d..b7e0aa1a48 100644
--- a/src/mainboard/amd/chausie/devicetree.cb
+++ b/src/mainboard/amd/chausie/devicetree.cb
@@ -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