1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2018 Microchip Technology Inc. and its subsidiaries
4 *
5 * Author: Sandeep Sheriker M <sandeep.sheriker@microchip.com>
6 */
7
8#include <common.h>
9#include <init.h>
10#include <asm/global_data.h>
11#include <asm/io.h>
12#include <asm/arch/at91sam9_smc.h>
13#include <asm/arch/at91_common.h>
14#include <asm/arch/at91_rstc.h>
15#include <asm/arch/at91_sfr.h>
16#include <asm/arch/clk.h>
17#include <asm/arch/gpio.h>
18#include <debug_uart.h>
19#include <asm/mach-types.h>
20
21extern void at91_pda_detect(void);
22
23DECLARE_GLOBAL_DATA_PTR;
24
25void at91_prepare_cpu_var(void);
26
27static void board_leds_init(void)
28{
29	at91_set_pio_output(AT91_PIO_PORTB, 11, 0);	/* LED RED */
30	at91_set_pio_output(AT91_PIO_PORTB, 12, 0);	/* LED GREEN */
31	at91_set_pio_output(AT91_PIO_PORTB, 13, 1);	/* LED BLUE */
32}
33
34#ifdef CONFIG_BOARD_LATE_INIT
35int board_late_init(void)
36{
37	at91_prepare_cpu_var();
38
39	at91_pda_detect();
40
41	return 0;
42}
43#endif
44
45#ifdef CONFIG_DEBUG_UART_BOARD_INIT
46void board_debug_uart_init(void)
47{
48	at91_seriald_hw_init();
49}
50#endif
51
52#ifdef CONFIG_BOARD_EARLY_INIT_F
53int board_early_init_f(void)
54{
55	return 0;
56}
57#endif
58
59#define MAC24AA_MAC_OFFSET     0xfa
60
61#ifdef CONFIG_MISC_INIT_R
62int misc_init_r(void)
63{
64#ifdef CONFIG_I2C_EEPROM
65	at91_set_ethaddr(MAC24AA_MAC_OFFSET);
66#endif
67	return 0;
68}
69#endif
70
71int board_init(void)
72{
73	/* address of boot parameters */
74	gd->bd->bi_boot_params = CFG_SYS_SDRAM_BASE + 0x100;
75
76	board_leds_init();
77
78	return 0;
79}
80
81int dram_init(void)
82{
83	gd->ram_size = get_ram_size((void *)CFG_SYS_SDRAM_BASE,
84				    CFG_SYS_SDRAM_SIZE);
85	return 0;
86}
87