upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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107 lines
2.3 KiB
107 lines
2.3 KiB
/*
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* (C) Copyright 2010,2011
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* NVIDIA Corporation <www.nvidia.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <ns16550.h>
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#include <asm/io.h>
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#include <asm/arch/tegra2.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/board.h>
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#include <asm/arch/clk_rst.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/pinmux.h>
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#include <asm/arch/uart.h>
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#include <spi.h>
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#include <asm/arch/usb.h>
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#include <i2c.h>
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#include "board.h"
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DECLARE_GLOBAL_DATA_PTR;
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const struct tegra2_sysinfo sysinfo = {
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CONFIG_TEGRA2_BOARD_STRING
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};
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/*
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* Routine: timer_init
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* Description: init the timestamp and lastinc value
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*/
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int timer_init(void)
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{
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return 0;
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}
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void __pin_mux_usb(void)
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{
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}
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void pin_mux_usb(void) __attribute__((weak, alias("__pin_mux_usb")));
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/*
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* Routine: board_init
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* Description: Early hardware init.
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*/
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int board_init(void)
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{
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/* Do clocks and UART first so that printf() works */
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clock_init();
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clock_verify();
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#ifdef CONFIG_SPI_UART_SWITCH
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gpio_config_uart();
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#endif
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#ifdef CONFIG_TEGRA2_SPI
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spi_init();
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#endif
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/* boot param addr */
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gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100);
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#ifdef CONFIG_TEGRA_I2C
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#ifndef CONFIG_SYS_I2C_INIT_BOARD
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#error "You must define CONFIG_SYS_I2C_INIT_BOARD to use i2c on Nvidia boards"
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#endif
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i2c_init_board();
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#endif
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#ifdef CONFIG_USB_EHCI_TEGRA
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pin_mux_usb();
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board_usb_init(gd->fdt_blob);
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#endif
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return 0;
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}
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#ifdef CONFIG_BOARD_EARLY_INIT_F
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int board_early_init_f(void)
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{
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board_init_uart_f();
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/* Initialize periph GPIOs */
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#ifdef CONFIG_SPI_UART_SWITCH
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gpio_early_init_uart();
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#else
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gpio_config_uart();
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#endif
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return 0;
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}
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#endif /* EARLY_INIT */
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