coreboot-kgpe-d16/src/soc/intel/alderlake/pcie_rp.c
Eric Lai f8248f38a1 soc/intel/alderlake: Update PCH and CPU PCIe RP table
According ADL EDS to update the PCH and CPU PCIe RP table.

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: Idcc21d8028f51a221d639440db4cf5a4e095c632
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49021
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
2021-01-18 07:28:51 +00:00

34 lines
840 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
#include <intelblocks/pcie_rp.h>
#include <soc/pci_devs.h>
#include <soc/pcie.h>
static const struct pcie_rp_group pch_lp_rp_groups[] = {
{ .slot = PCH_DEV_SLOT_PCIE, .count = 8 },
{ .slot = PCH_DEV_SLOT_PCIE_1, .count = 4 },
{ 0 }
};
const struct pcie_rp_group *get_pch_pcie_rp_table(void)
{
return pch_lp_rp_groups;
}
/*
* ADL-P FSP define CPU RP as below:
* RP1: PEG60 : 0:6:0 : x4 CPU Slot
* RP2: PEG10 : 0:1:0 : x8 CPU Slot
* RP3: PEG62 : 0:6:2 : x4 CPU Slot
*/
static const struct pcie_rp_group cpu_rp_groups[] = {
{ .slot = SA_DEV_SLOT_CPU_6, .start = 0, .count = 1 },
{ .slot = SA_DEV_SLOT_CPU_1, .start = 0, .count = 1 },
{ .slot = SA_DEV_SLOT_CPU_6, .start = 2, .count = 1 },
{ 0 }
};
const struct pcie_rp_group *get_cpu_pcie_rp_table(void)
{
return cpu_rp_groups;
}