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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75 lines
1.7 KiB
75 lines
1.7 KiB
/*
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* Copyright 2014 Freescale Semiconductor, Inc.
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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 <libfdt.h>
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#include <fdt_support.h>
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#ifdef CONFIG_FSL_ESDHC
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#include <fsl_esdhc.h>
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#endif
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#include "mp.h"
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#ifdef CONFIG_MP
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void ft_fixup_cpu(void *blob)
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{
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int off;
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__maybe_unused u64 spin_tbl_addr = (u64)get_spin_tbl_addr();
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fdt32_t *reg;
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int addr_cells;
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u64 val, core_id;
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size_t *boot_code_size = &(__secondary_boot_code_size);
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off = fdt_path_offset(blob, "/cpus");
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if (off < 0) {
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puts("couldn't find /cpus node\n");
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return;
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}
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of_bus_default_count_cells(blob, off, &addr_cells, NULL);
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off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
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while (off != -FDT_ERR_NOTFOUND) {
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reg = (fdt32_t *)fdt_getprop(blob, off, "reg", 0);
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core_id = of_read_number(reg, addr_cells);
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if (reg) {
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if (core_id == 0 || (is_core_online(core_id))) {
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val = spin_tbl_addr;
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val += id_to_core(core_id) *
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SPIN_TABLE_ELEM_SIZE;
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val = cpu_to_fdt64(val);
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fdt_setprop_string(blob, off, "enable-method",
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"spin-table");
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fdt_setprop(blob, off, "cpu-release-addr",
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&val, sizeof(val));
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} else {
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debug("skipping offline core\n");
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}
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} else {
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puts("Warning: found cpu node without reg property\n");
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}
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off = fdt_node_offset_by_prop_value(blob, off, "device_type",
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"cpu", 4);
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}
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fdt_add_mem_rsv(blob, (uintptr_t)&secondary_boot_code,
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*boot_code_size);
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}
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#endif
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void ft_cpu_setup(void *blob, bd_t *bd)
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{
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#ifdef CONFIG_MP
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ft_fixup_cpu(blob);
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#endif
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#ifdef CONFIG_SYS_NS16550
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do_fixup_by_compat_u32(blob, "fsl,ns16550",
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"clock-frequency", CONFIG_SYS_NS16550_CLK, 1);
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#endif
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#if defined(CONFIG_FSL_ESDHC)
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fdt_fixup_esdhc(blob, bd);
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#endif
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}
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