u-boot-brain/board/phytec/phycore_imx8mm/phycore-imx8mm.c
Teresa Remmet 0cc2a07879 board: phytec: imx8mm: Add PHYTEC phyCORE-i.MX8MM support
Add support PHYTEC phyCORE-i.MX8MM SOM.

Supported features:
 - 2GB LPDDR4 RAM
 - 1x 1Gbit Ethernet
 - eMMC
 - external SD
 - debug UART3
 - watchdog
 - i2c eeprom

Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
2020-11-01 15:58:19 +01:00

54 lines
876 B
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2019-2020 PHYTEC Messtechnik GmbH
* Author: Teresa Remmet <t.remmet@phytec.de>
*/
#include <common.h>
#include <asm/arch/sys_proto.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;
}