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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57 lines
1.2 KiB
57 lines
1.2 KiB
/*
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* (C) Copyright 2012-2013 Henrik Nordstrom <henrik@henriknordstrom.net>
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* (C) Copyright 2013 Luke Kenneth Casson Leighton <lkcl@lkcl.net>
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*
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* (C) Copyright 2007-2011
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* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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* Tom Cubie <tangliang@allwinnertech.com>
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*
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* Some board init for the Allwinner A10-evb board.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/dram.h>
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DECLARE_GLOBAL_DATA_PTR;
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/* add board specific code here */
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int board_init(void)
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{
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int id_pfr1;
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gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100);
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asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1));
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debug("id_pfr1: 0x%08x\n", id_pfr1);
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/* Generic Timer Extension available? */
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if ((id_pfr1 >> 16) & 0xf) {
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debug("Setting CNTFRQ\n");
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/* CNTFRQ == 24 MHz */
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asm volatile("mcr p15, 0, %0, c14, c0, 0" : : "r"(24000000));
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}
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return 0;
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}
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int dram_init(void)
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{
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gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0, PHYS_SDRAM_0_SIZE);
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return 0;
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}
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#ifdef CONFIG_SPL_BUILD
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void sunxi_board_init(void)
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{
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unsigned long ramsize;
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printf("DRAM:");
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ramsize = sunxi_dram_init();
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printf(" %lu MiB\n", ramsize >> 20);
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if (!ramsize)
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hang();
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}
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#endif
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