arm:at91-boards: remove console_init_f where unnecessary
[karo-tx-uboot.git] / board / calao / tny_a9260 / tny_a9260.c
1 /*
2  * (C) Copyright 2007-2008
3  * Stelian Pop <stelian@popies.net>
4  * Lead Tech Design <www.leadtechdesign.com>
5  *
6  * Copyright (C) 2009
7  * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com>
8  *
9  * See file CREDITS for list of people who contributed to this
10  * project.
11  *
12  * This program is free software; you can redistribute it and/or
13  * modify it under the terms of the GNU General Public License as
14  * published by the Free Software Foundation; either version 2 of
15  * the License, or (at your option) any later version.
16  *
17  * This program is distributed in the hope that it will be useful,
18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20  * GNU General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License
23  * along with this program; if not, write to the Free Software
24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25  * MA 02111-1307 USA
26  */
27
28 #include <common.h>
29 #include <asm/arch/at91sam9_matrix.h>
30 #include <asm/arch/at91sam9_smc.h>
31 #include <asm/arch/at91_common.h>
32 #include <asm/arch/at91_pmc.h>
33 #include <asm/arch/at91_rstc.h>
34 #include <asm/arch/gpio.h>
35 #include <asm/arch/hardware.h>
36
37 DECLARE_GLOBAL_DATA_PTR;
38
39 /* ------------------------------------------------------------------------- */
40 /*
41  * Miscelaneous platform dependent initialisations
42  */
43
44 static void tny_a9260_nand_hw_init(void)
45 {
46         struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
47         struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
48         struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
49         unsigned long csa;
50
51         /* Assign CS3 to NAND/SmartMedia Interface */
52         csa = readl(&matrix->ebicsa);
53         csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA;
54         writel(csa, &matrix->ebicsa);
55
56         /* Configure SMC CS3 for NAND/SmartMedia */
57         writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
58                 AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
59                 &smc->cs[3].setup);
60         writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) |
61                 AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3),
62                 &smc->cs[3].pulse);
63         writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
64                 &smc->cs[3].cycle);
65         writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
66                 AT91_SMC_MODE_EXNW_DISABLE |
67 #ifdef CONFIG_SYS_NAND_DBW_16
68                 AT91_SMC_MODE_DBW_16 |
69 #else /* CONFIG_SYS_NAND_DBW_8 */
70                 AT91_SMC_MODE_DBW_8 |
71 #endif
72                 AT91_SMC_MODE_TDF_CYCLE(2),
73                 &smc->cs[3].mode);
74
75         writel(1 << ATMEL_ID_PIOC, &pmc->pcer);
76
77         /* Configure RDY/BSY */
78         at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
79
80         /* Enable NandFlash */
81         at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
82 }
83
84 int board_init(void)
85 {
86         /* adress of boot parameters */
87         gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
88
89         at91_seriald_hw_init();
90         tny_a9260_nand_hw_init();
91         at91_spi0_hw_init(1 << 5);
92         return 0;
93 }
94
95 int dram_init(void)
96 {
97         gd->ram_size = get_ram_size(
98                 (void *)CONFIG_SYS_SDRAM_BASE,
99                 CONFIG_SYS_SDRAM_SIZE);
100         return 0;
101 }