soc/amd/cezanne: add support for the changed AMD FSP API for USB PHY

The AMD FSP is using a new structure for USB and USB C phy settings.
This patch removes old, unused structures, adds the new one and
enables the devicetree interface for it.

Signed-off-by: Julian Schroeder <julianmarcusschroeder@gmail.com>
Change-Id: I011ca40a334e4fd26778ca7f18b653298b14019b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/54065
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-by: Rob Barnes <robbarnes@google.com>
diff --git a/src/soc/amd/cezanne/fsp_m_params.c b/src/soc/amd/cezanne/fsp_m_params.c
index bd80e78..1e6f5ac 100644
--- a/src/soc/amd/cezanne/fsp_m_params.c
+++ b/src/soc/amd/cezanne/fsp_m_params.c
@@ -161,6 +161,11 @@
 
 	mcfg->enable_nb_azalia = devtree_gfx_hda_dev_enabled();
 
+	if (config->usb_phy_custom)
+		mcfg->usb_phy = (struct usb_phy_config *)&config->usb_phy;
+	else
+		mcfg->usb_phy = NULL;
+
 	fsp_fill_pcie_ddi_descriptors(mcfg);
 	fsp_assign_ioapic_upds(mcfg);
 }