u-boot/board/phytec/phycore_imx8mp/phycore-imx8mp.c
Teresa Remmet 60f64bec41 board: phytec: phycore_imx8mp: Add fec support
Enable support for the fec ethernet on phyCORE-i.MX8MP.

Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
2021-07-10 16:53:34 +02:00

55 lines
900 B
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2020 PHYTEC Messtechnik GmbH
* Author: Teresa Remmet <t.remmet@phytec.de>
*/
#include <common.h>
#include <asm/arch/sys_proto.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <asm/mach-imx/boot_mode.h>
#include <env.h>
#include <miiphy.h>
DECLARE_GLOBAL_DATA_PTR;
static int setup_fec(void)
{
struct iomuxc_gpr_base_regs *gpr =
(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
/* Use 125M anatop REF_CLK1 for ENET1, not from external */
clrsetbits_le32(&gpr->gpr[1], 0x2000, 0);
return 0;
}
int board_init(void)
{
setup_fec();
return 0;
}
int board_mmc_get_env_dev(int devno)
{
return devno;
}
int board_late_init(void)
{
switch (get_boot_device()) {
case SD2_BOOT:
env_set_ulong("mmcdev", 1);
break;
case MMC3_BOOT:
env_set_ulong("mmcdev", 2);
break;
default:
break;
}
return 0;
}