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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 6860b4a1cc02c673278bb94667436ed9c1ad2557 / . / board / nvidia / common / board.c
blob: 85dd359ec952f9bf108a1c1ef20cdbaab89ee50c [file] [log] [blame]
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]1/*
2 * (C) Copyright 2010,2011
3 * NVIDIA Corporation <www.nvidia.com>
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#include <common.h>
25#include <ns16550.h>
26#include <asm/io.h>
27#include <asm/arch/tegra2.h>
28#include <asm/arch/sys_proto.h>
29
Simon Glassf46a9452011-11-28 15:04:40 +0000[diff] [blame]30#include <asm/arch/board.h>
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]31#include <asm/arch/clk_rst.h>
Simon Glassb4ba2be2011-08-30 06:23:13 +0000[diff] [blame]32#include <asm/arch/clock.h>
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]33#include <asm/arch/pinmux.h>
34#include <asm/arch/uart.h>
Tom Warren9112ef82011-11-05 09:48:11 +0000[diff] [blame]35#include <spi.h>
Simon Glassf10393e2012-02-27 10:52:50 +0000[diff] [blame]36#include <asm/arch/usb.h>
Simon Glasscb445fb2012-02-03 15:13:57 +0000[diff] [blame]37#include <i2c.h>
Tom Warren74652cf2011-04-14 12:18:06 +0000[diff] [blame]38#include "board.h"
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]39
40DECLARE_GLOBAL_DATA_PTR;
41
42const struct tegra2_sysinfo sysinfo = {
43 CONFIG_TEGRA2_BOARD_STRING
44};
45
46/*
47 * Routine: timer_init
48 * Description: init the timestamp and lastinc value
49 */
50int timer_init(void)
51{
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]52 return 0;
53}
54
Simon Glassf10393e2012-02-27 10:52:50 +0000[diff] [blame]55void __pin_mux_usb(void)
56{
57}
58
59void pin_mux_usb(void) __attribute__((weak, alias("__pin_mux_usb")));
60
Tom Warrenf4ef6662011-04-14 12:09:41 +0000[diff] [blame]61/*
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]62 * Routine: board_init
63 * Description: Early hardware init.
64 */
65int board_init(void)
66{
Simon Glassa04eba92011-11-05 04:46:51 +0000[diff] [blame]67 /* Do clocks and UART first so that printf() works */
Simon Glass4ed59e72011-09-21 12:40:04 +0000[diff] [blame]68 clock_init();
69 clock_verify();
70
Simon Glassa04eba92011-11-05 04:46:51 +0000[diff] [blame]71#ifdef CONFIG_SPI_UART_SWITCH
72 gpio_config_uart();
73#endif
Tom Warren9112ef82011-11-05 09:48:11 +0000[diff] [blame]74#ifdef CONFIG_TEGRA2_SPI
75 spi_init();
76#endif
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]77 /* boot param addr */
78 gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100);
Simon Glasscb445fb2012-02-03 15:13:57 +0000[diff] [blame]79#ifdef CONFIG_TEGRA_I2C
80#ifndef CONFIG_SYS_I2C_INIT_BOARD
81#error "You must define CONFIG_SYS_I2C_INIT_BOARD to use i2c on Nvidia boards"
82#endif
83 i2c_init_board();
84#endif
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]85
Simon Glassf10393e2012-02-27 10:52:50 +0000[diff] [blame]86#ifdef CONFIG_USB_EHCI_TEGRA
87 pin_mux_usb();
88 board_usb_init(gd->fdt_blob);
89#endif
90
Tom Warren3f82b1d2011-01-27 10:58:05 +0000[diff] [blame]91 return 0;
92}
Tom Warren21ef6a12011-05-31 10:30:37 +0000[diff] [blame]93
Simon Glass3e00dbd2011-09-21 12:40:03 +0000[diff] [blame]94#ifdef CONFIG_BOARD_EARLY_INIT_F
95int board_early_init_f(void)
96{
Simon Glassf46a9452011-11-28 15:04:40 +0000[diff] [blame]97 board_init_uart_f();
Simon Glass3e00dbd2011-09-21 12:40:03 +0000[diff] [blame]98
99 /* Initialize periph GPIOs */
Simon Glassa04eba92011-11-05 04:46:51 +0000[diff] [blame]100#ifdef CONFIG_SPI_UART_SWITCH
101 gpio_early_init_uart();
102#else
Simon Glass3e00dbd2011-09-21 12:40:03 +0000[diff] [blame]103 gpio_config_uart();
Simon Glassa04eba92011-11-05 04:46:51 +0000[diff] [blame]104#endif
Simon Glass3e00dbd2011-09-21 12:40:03 +0000[diff] [blame]105 return 0;
106}
107#endif /* EARLY_INIT */