1 files changed, 87 insertions, 0 deletions
diff --git a/src/mainboard/amd/bilby/port_descriptors.c b/src/mainboard/amd/bilby/port_descriptors.c
new file mode 100644
index 0000000000..8fc94f8c3b
--- /dev/null
+++ b/src/mainboard/amd/bilby/port_descriptors.c
@@ -0,0 +1,87 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/platform_descriptors.h>
+#include <types.h>
+
+static const fsp_dxio_descriptor pollock_dxio_descriptors[] = {
+	{ /* NVME SSD */
+		.port_present = true,
+		.engine_type = PCIE_ENGINE,
+		.start_logical_lane = 0,
+		.end_logical_lane = 0,
+		.device_number = 1,
+		.function_number = 3,
+		.link_aspm = ASPM_L1,
+		.link_aspm_L1_1 = true,
+		.link_aspm_L1_2 = true,
+		.turn_off_unused_lanes = true,
+		.clk_req = CLK_REQ0
+	},
+	{ /* WWAN */
+		.port_present = true,
+		.engine_type = PCIE_ENGINE,
+		.start_logical_lane = 1,
+		.end_logical_lane = 1,
+		.device_number = 1,
+		.function_number = 4,
+		.link_aspm = ASPM_L1,
+		.link_aspm_L1_1 = true,
+		.link_aspm_L1_2 = true,
+		.turn_off_unused_lanes = true,
+		.clk_req = CLK_REQ2
+	},
+	{ /* LAN */
+		.port_present = true,
+		.engine_type = PCIE_ENGINE,
+		.start_logical_lane = 4,
+		.end_logical_lane = 4,
+		.device_number = 1,
+		.function_number = 1,
+		.link_aspm = ASPM_L1,
+		.link_aspm_L1_1 = true,
+		.link_aspm_L1_2 = true,
+		.turn_off_unused_lanes = true,
+		.clk_req = CLK_REQ1
+	},
+	{ /* WLAN */
+		.port_present = true,
+		.engine_type = PCIE_ENGINE,
+		.start_logical_lane = 5,
+		.end_logical_lane = 5,
+		.device_number = 1,
+		.function_number = 2,
+		.link_aspm = ASPM_L1,
+		.link_aspm_L1_1 = true,
+		.link_aspm_L1_2 = true,
+		.turn_off_unused_lanes = true,
+		.clk_req = CLK_REQ4
+	}
+};
+
+fsp_ddi_descriptor pollock_ddi_descriptors[] = {
+	{ /* DDI0 - eDP */
+		.connector_type = EDP,
+		.aux_index = AUX1,
+		.hdp_index = HDP1
+	},
+	{ /* DDI1 - DP */
+		.connector_type = DP,
+		.aux_index = AUX2,
+		.hdp_index = HDP2
+	},
+	{ /* DDI2 - DP */
+		.connector_type = DP,
+		.aux_index = AUX4,
+		.hdp_index = HDP4,
+	}
+};
+
+void mainboard_get_dxio_ddi_descriptors(
+		const fsp_dxio_descriptor **dxio_descs, size_t *dxio_num,
+		const fsp_ddi_descriptor **ddi_descs, size_t *ddi_num)
+{
+	*dxio_descs = pollock_dxio_descriptors;
+	*dxio_num = ARRAY_SIZE(pollock_dxio_descriptors);
+	*ddi_descs = pollock_ddi_descriptors;
+	*ddi_num = ARRAY_SIZE(pollock_ddi_descriptors);
+}