coreboot-kgpe-d16/src/mainboard/lenovo/t420/early_init.c
Angel Pons 89ab2503c9 mainboard/lenovo: Use SPDX for GPL-2.0-only files
Done with sed and God Lines. Only done for C-like code for now.

Change-Id: I7b7670bb541cf4814fd4958d5c0d8c68cbee80c2
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40085
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Peter Lemenkov <lemenkov@gmail.com>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
2020-04-04 16:22:40 +00:00

64 lines
1.8 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
#include <device/pci_ops.h>
#include <northbridge/intel/sandybridge/raminit_native.h>
#include <southbridge/intel/bd82x6x/pch.h>
#include <drivers/lenovo/hybrid_graphics/hybrid_graphics.h>
#include <northbridge/intel/sandybridge/sandybridge.h>
#include <device/device.h>
static void hybrid_graphics_init(void)
{
bool peg, igd;
u32 reg32;
early_hybrid_graphics(&igd, &peg);
if (peg && igd)
return;
/* Hide disabled devices */
reg32 = pci_read_config32(PCI_DEV(0, 0, 0), DEVEN);
reg32 &= ~(DEVEN_PEG10 | DEVEN_IGD);
if (peg)
reg32 |= DEVEN_PEG10;
if (igd)
reg32 |= DEVEN_IGD;
else
/* Disable IGD VGA decode, no GTT or GFX stolen */
pci_write_config16(PCI_DEV(0, 0, 0), GGC, 2);
pci_write_config32(PCI_DEV(0, 0, 0), DEVEN, reg32);
}
// OC3 set in BIOS to port 2-7, OC7 set in BIOS to port 10-13
const struct southbridge_usb_port mainboard_usb_ports[] = {
{ 1, 1, 0 }, /* P0: system port 4, OC0 */
{ 1, 1, 1 }, /* P1: system port 2 (EHCI debug), OC 1 */
{ 1, 1, -1 }, /* P2: HALF MINICARD (WLAN) no oc */
{ 1, 0, -1 }, /* P3: WWAN, no OC */
{ 1, 0, -1 }, /* P4: smartcard, no OC */
{ 1, 1, -1 }, /* P5: ExpressCard, no OC */
{ 0, 0, -1 }, /* P6: empty */
{ 0, 0, -1 }, /* P7: empty */
{ 1, 1, 4 }, /* P8: system port 3, OC4*/
{ 1, 1, 5 }, /* P9: system port 1 (EHCI debug), OC 5 */
{ 1, 0, -1 }, /* P10: fingerprint reader, no OC */
{ 1, 0, -1 }, /* P11: bluetooth, no OC. */
{ 1, 1, -1 }, /* P12: docking, no OC */
{ 1, 1, -1 }, /* P13: camera (LCD), no OC */
};
void mainboard_get_spd(spd_raw_data *spd, bool id_only)
{
read_spd(&spd[0], 0x50, id_only);
read_spd(&spd[2], 0x51, id_only);
}
void mainboard_early_init(int s3resume)
{
hybrid_graphics_init();
}