port_descriptors.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <baseboard/variants.h>
#include <soc/gpio.h>
#include <soc/platform_descriptors.h>
#include <types.h>
 
static const fsp_dxio_descriptor skyrim_sbna_dxio_descriptors[] = {
        { /* WLAN */
                .engine_type = PCIE_ENGINE,
                .port_present = true,
                .start_logical_lane = 0,
                .end_logical_lane = 0,
                .device_number = PCI_SLOT(WLAN_DEVFN),
                .function_number = PCI_FUNC(WLAN_DEVFN),
                .link_speed_capability = GEN3,
                .turn_off_unused_lanes = true,
                .link_aspm = 2,
                .link_hotplug = 3,
                .clk_req = CLK_REQ2,
        },
        { /*  SD */
                .engine_type = PCIE_ENGINE,
                .port_present = true,
                .start_logical_lane = 1,
                .end_logical_lane = 1,
                .device_number = PCI_SLOT(SD_DEVFN),
                .function_number = PCI_FUNC(SD_DEVFN),
                .link_speed_capability = GEN3,
                .turn_off_unused_lanes = true,
                .gpio_group_id = GPIO_27,
                .clk_req = CLK_REQ1,
        },
        { /* SSD */
                .engine_type = PCIE_ENGINE,
                .port_present = true,
                .start_logical_lane = 2,
                .end_logical_lane = 3,
                .device_number = PCI_SLOT(NVME_DEVFN),
                .function_number = PCI_FUNC(NVME_DEVFN),
                .link_speed_capability = GEN3,
                .turn_off_unused_lanes = true,
                .link_aspm = 2,
                .link_hotplug = 3,
                .gpio_group_id = GPIO_6,
                .clk_req = CLK_REQ0,
        },
};
 
static const fsp_ddi_descriptor skyrim_sbna_ddi_descriptors[] = {
        { /* DDI0 - eDP */
                .connector_type = DDI_EDP,
                .aux_index = DDI_AUX1,
                .hdp_index = DDI_HDP1
        },
        { /* DDI1 -  DP (type C) */
                .connector_type = DDI_DP,
                .aux_index = DDI_AUX2,
                .hdp_index = DDI_HDP2
        },
        { /* DDI2 - DP (type C) */
                .connector_type = DDI_DP,
                .aux_index = DDI_AUX3,
                .hdp_index = DDI_HDP3,
        },
        { /* DDI3 - DP (type C) */
                .connector_type = DDI_DP,
                .aux_index = DDI_AUX4,
                .hdp_index = DDI_HDP4,
        },
        { /* DDI4 - Unused */
                .connector_type = DDI_UNUSED_TYPE,
                .aux_index = DDI_AUX5,
                .hdp_index = DDI_HDP5,
        },
};
 
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 = skyrim_sbna_dxio_descriptors;
        *dxio_num = ARRAY_SIZE(skyrim_sbna_dxio_descriptors);
        *ddi_descs = skyrim_sbna_ddi_descriptors;
        *ddi_num = ARRAY_SIZE(skyrim_sbna_ddi_descriptors);
}