mirror of
https://github.com/u-boot/u-boot.git
synced 2025-04-20 03:44:55 +00:00
8dcf1df48d
add support for Serial Downloader Boot via UUU as well as flashing emmc via UUU on USB0 Port of phyBOARD Pollux. Reviewed-by: Fabio Estevam <festevam@gmail.com> Signed-off-by: Benjamin Hahn <B.Hahn@phytec.de>
58 lines
1,017 B
C
58 lines
1,017 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;
|
|
case USB_BOOT:
|
|
printf("Detect USB boot. Will enter fastboot mode!\n");
|
|
env_set_ulong("dofastboot", 1);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|