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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97 lines
2.6 KiB
97 lines
2.6 KiB
/*
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* Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
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*
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* Parts are shamelessly stolen from various TI sources, original copyright
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* follows:
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* -----------------------------------------------------------------
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*
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* Copyright (C) 2004 Texas Instruments.
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*
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* ----------------------------------------------------------------------------
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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., 675 Mass Ave, Cambridge, MA 02139, USA.
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* ----------------------------------------------------------------------------
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*/
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#include <common.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/emac_defs.h>
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#include "../common/psc.h"
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#include "../common/misc.h"
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DECLARE_GLOBAL_DATA_PTR;
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int board_init(void)
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{
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/* arch number of the board */
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gd->bd->bi_arch_number = MACH_TYPE_SONATA;
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/* address of boot parameters */
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gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR;
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/* Workaround for TMS320DM6446 errata 1.3.22 */
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REG(PSC_SILVER_BULLET) = 0;
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/* Power on required peripherals */
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lpsc_on(DAVINCI_LPSC_EMAC);
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lpsc_on(DAVINCI_LPSC_EMAC_WRAPPER);
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lpsc_on(DAVINCI_LPSC_MDIO);
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lpsc_on(DAVINCI_LPSC_I2C);
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lpsc_on(DAVINCI_LPSC_UART0);
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lpsc_on(DAVINCI_LPSC_TIMER1);
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lpsc_on(DAVINCI_LPSC_GPIO);
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#if !defined(CFG_USE_DSPLINK)
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/* Powerup the DSP */
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dsp_on();
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#endif /* CFG_USE_DSPLINK */
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/* Bringup UART0 out of reset */
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REG(UART0_PWREMU_MGMT) = 0x0000e003;
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/* Enable GIO3.3V cells used for EMAC */
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REG(VDD3P3V_PWDN) = 0;
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/* Enable UART0 MUX lines */
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REG(PINMUX1) |= 1;
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/* Enable EMAC and AEMIF pins */
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REG(PINMUX0) = 0x80000c1f;
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/* Enable I2C pin Mux */
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REG(PINMUX1) |= (1 << 7);
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/* Set the Bus Priority Register to appropriate value */
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REG(VBPR) = 0x20;
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timer_init();
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return(0);
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}
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int misc_init_r(void)
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{
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uint8_t eeprom_enetaddr[6];
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dv_display_clk_infos();
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/* Read Ethernet MAC address from EEPROM if available. */
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if (dvevm_read_mac_address(eeprom_enetaddr))
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dv_configure_mac_address(eeprom_enetaddr);
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if (!eth_hw_init())
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printf("ethernet init failed!\n");
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return(0);
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}
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