1 // SPDX-License-Identifier: GPL-2.0+
4 * (C) Copyright 2009 Magnus Lilja <lilja.magnus@gmail.com>
6 * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
14 #include <asm/arch/clock.h>
15 #include <asm/arch/imx-regs.h>
16 #include <asm/arch/sys_proto.h>
18 #include <power/pmic.h>
22 DECLARE_GLOBAL_DATA_PTR;
24 #ifdef CONFIG_SPL_BUILD
25 void board_init_f(ulong bootflag)
28 * copy ourselves from where we are running to where we were
29 * linked at. Use ulong pointers as all addresses involved
32 ulong *start_ptr, *end_ptr, *link_ptr, *run_ptr, *dst;
33 asm volatile ("ldr %0, =_start" : "=r"(start_ptr));
34 asm volatile ("ldr %0, =_end" : "=r"(end_ptr));
35 asm volatile ("ldr %0, =board_init_f" : "=r"(link_ptr));
36 asm volatile ("adr %0, board_init_f" : "=r"(run_ptr));
37 for (dst = start_ptr; dst < end_ptr; dst++)
38 *dst = *(dst+(run_ptr-link_ptr));
40 * branch to nand_boot's link-time address.
42 asm volatile("ldr pc, =nand_boot");
48 /* dram_init must store complete ramsize in gd->ram_size */
49 gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
54 int board_early_init_f(void)
56 /* CS5: CPLD incl. network controller */
57 static const struct mxc_weimcs cs5 = {
58 /* sp wp bcd bcs psz pme sync dol cnc wsc ew wws edc */
59 CSCR_U(0, 0, 0, 0, 0, 0, 0, 0, 3, 24, 0, 4, 3),
60 /* oea oen ebwa ebwn csa ebc dsz csn psr cre wrap csen */
61 CSCR_L(2, 2, 2, 5, 2, 0, 5, 2, 0, 0, 0, 1),
62 /* ebra ebrn rwa rwn mum lah lbn lba dww dct wwu age cnc2 fce*/
63 CSCR_A(2, 2, 2, 2, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0)
66 mxc_setup_weimcs(5, &cs5);
68 /* Setup UART1 and SPI2 pins */
77 /* adress of boot parameters */
78 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
83 int board_late_init(void)
89 ret = pmic_init(CONFIG_FSL_PMIC_BUS);
93 p = pmic_get("FSL_PMIC");
96 /* Enable RTC battery */
97 pmic_reg_read(p, REG_POWER_CTL0, &val);
98 pmic_reg_write(p, REG_POWER_CTL0, val | COINCHEN);
99 pmic_reg_write(p, REG_INT_STATUS1, RTCRSTI);
100 #ifdef CONFIG_HW_WATCHDOG
108 printf("Board: MX31PDK\n");
112 int board_eth_init(bd_t *bis)
115 #ifdef CONFIG_SMC911X
116 rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);