variant.c

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
#include <baseboard/variants.h>
#include <soc/amd/picasso/chip.h>
#include <soc/pci_devs.h>
 
uint32_t usb_oc_map_override[USB_PORT_COUNT] = {
        USB_OC_PIN_0,
        USB_OC_PIN_0,
        USB_OC_NONE, //for camera
        USB_OC_PIN_1,
        USB_OC_NONE,
        USB_OC_NONE
};
 
static const fsp_ddi_descriptor hdmi_ddi_descriptors[] = {
        { // DDI0, DP0, eDP
                .connector_type = EDP,
                .aux_index = AUX1,
                .hdp_index = HDP1
        },
        { // DDI1, DP1, DB OPT2 USB-C1 / DB OPT3 MST hub
                .connector_type = DP,
                .aux_index = AUX2,
                .hdp_index = HDP2
        },
        { // DDI2, DP3, USB-C0
                .connector_type = DP,
                .aux_index = AUX4,
                .hdp_index = HDP4,
        }
};
 
void variant_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 = baseboard_get_dxio_descriptors(dxio_num);
 
        *ddi_descs = &hdmi_ddi_descriptors[0];
        *ddi_num = ARRAY_SIZE(hdmi_ddi_descriptors);
}
 
void variant_devtree_update(void)
{
        struct soc_amd_picasso_config *soc_cfg;
        soc_cfg = config_of_soc();
        uint8_t i;
 
        /*
          For convertible SKU, it will support additional camera on USB1,
          so we need the different OC map to support.
        */
        if (variant_is_convertible()) {
                for (i = 0; i < USB_PORT_COUNT; i++)
                        soc_cfg->usb_port_overcurrent_pin[i] = usb_oc_map_override[i];
        }
}