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@@ -1,168 +0,0 @@
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-/*
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- * U-Boot compatibility wrapper for the TP-Link TL-WDR4900 v1 board
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- *
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- * Copyright (c) 2013 Gabor Juhos <[email protected]>
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- *
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- * Based on:
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- * cuboot-85xx.c
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- * Author: Scott Wood <[email protected]>
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- * Copyright (c) 2007 Freescale Semiconductor, Inc.
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- *
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- * simpleboot.c
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- * Authors: Scott Wood <[email protected]>
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- * Grant Likely <[email protected]>
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- * Copyright (c) 2007 Freescale Semiconductor, Inc.
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- * Copyright (c) 2008 Secret Lab Technologies Ltd.
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License version 2 as published
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- * by the Free Software Foundation.
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- */
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-
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-#include "ops.h"
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-#include "types.h"
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-#include "io.h"
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-#include "stdio.h"
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-#include <libfdt.h>
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-
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-BSS_STACK(4*1024);
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-
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-static unsigned long bus_freq;
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-static unsigned long int_freq;
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-static u64 mem_size;
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-static unsigned char enetaddr[6];
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-
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-static void process_boot_dtb(void *boot_dtb)
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-{
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- const u32 *na, *ns, *reg, *val32;
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- const char *path;
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- u64 memsize64;
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- int node, size, i;
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-
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- /* Make sure FDT blob is sane */
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- if (fdt_check_header(boot_dtb) != 0)
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- fatal("Invalid device tree blob\n");
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-
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- /* Find the #address-cells and #size-cells properties */
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- node = fdt_path_offset(boot_dtb, "/");
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- if (node < 0)
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- fatal("Cannot find root node\n");
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- na = fdt_getprop(boot_dtb, node, "#address-cells", &size);
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- if (!na || (size != 4))
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- fatal("Cannot find #address-cells property");
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-
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- ns = fdt_getprop(boot_dtb, node, "#size-cells", &size);
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- if (!ns || (size != 4))
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- fatal("Cannot find #size-cells property");
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-
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- /* Find the memory range */
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- node = fdt_node_offset_by_prop_value(boot_dtb, -1, "device_type",
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- "memory", sizeof("memory"));
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- if (node < 0)
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- fatal("Cannot find memory node\n");
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- reg = fdt_getprop(boot_dtb, node, "reg", &size);
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- if (size < (*na+*ns) * sizeof(u32))
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- fatal("cannot get memory range\n");
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-
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- /* Only interested in memory based at 0 */
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- for (i = 0; i < *na; i++)
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- if (*reg++ != 0)
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- fatal("Memory range is not based at address 0\n");
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-
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- /* get the memsize and trucate it to under 4G on 32 bit machines */
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- memsize64 = 0;
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- for (i = 0; i < *ns; i++)
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- memsize64 = (memsize64 << 32) | *reg++;
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- if (sizeof(void *) == 4 && memsize64 >= 0x100000000ULL)
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- memsize64 = 0xffffffff;
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-
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- mem_size = memsize64;
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-
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- /* get clock frequencies */
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- node = fdt_node_offset_by_prop_value(boot_dtb, -1, "device_type",
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- "cpu", sizeof("cpu"));
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- if (!node)
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- fatal("Cannot find cpu node\n");
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-
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- val32 = fdt_getprop(boot_dtb, node, "clock-frequency", &size);
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- if (!val32 || (size != 4))
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- fatal("Cannot get clock frequency");
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-
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- int_freq = *val32;
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-
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- val32 = fdt_getprop(boot_dtb, node, "bus-frequency", &size);
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- if (!val32 || (size != 4))
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- fatal("Cannot get bus frequency");
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-
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- bus_freq = *val32;
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-
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- path = fdt_get_alias(boot_dtb, "ethernet0");
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- if (path) {
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- const void *p;
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-
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- node = fdt_path_offset(boot_dtb, path);
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- if (node < 0)
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- fatal("Cannot find ethernet0 node");
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-
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- p = fdt_getprop(boot_dtb, node, "mac-address", &size);
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- if (!p || (size < 6)) {
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- printf("no mac-address property, finding local\n\r");
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- p = fdt_getprop(boot_dtb, node, "local-mac-address", &size);
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- }
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-
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- if (!p || (size < 6))
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- fatal("cannot get MAC addres");
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-
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- memcpy(enetaddr, p, sizeof(enetaddr));
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- }
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-}
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-
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-static void platform_fixups(void)
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-{
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- void *soc, *mpic;
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-
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- dt_fixup_memory(0, mem_size);
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-
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- dt_fixup_mac_address_by_alias("ethernet0", enetaddr);
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- dt_fixup_cpu_clocks(int_freq, bus_freq / 8, bus_freq);
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-
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- /* Unfortunately, the specific model number is encoded in the
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- * soc node name in existing dts files -- once that is fixed,
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- * this can do a simple path lookup.
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- */
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- soc = find_node_by_devtype(NULL, "soc");
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- if (soc) {
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- void *serial = NULL;
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-
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- setprop(soc, "bus-frequency", &bus_freq, sizeof(bus_freq));
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-
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- while ((serial = find_node_by_devtype(serial, "serial"))) {
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- if (get_parent(serial) != soc)
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- continue;
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-
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- setprop(serial, "clock-frequency", &bus_freq,
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- sizeof(bus_freq));
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- }
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- }
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-
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- mpic = find_node_by_compatible(NULL, "fsl,mpic");
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- if (mpic)
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- setprop(mpic, "clock-frequency", &bus_freq, sizeof(bus_freq));
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-}
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-
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-void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
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- unsigned long r6, unsigned long r7)
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-{
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- mem_size = 64 * 1024 * 1024;
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-
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- simple_alloc_init(_end, mem_size - (u32)_end - 1024*1024, 32, 64);
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-
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- fdt_init(_dtb_start);
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- serial_console_init();
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-
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- printf("\n\r-- TL-WDR4900 v1 boot wrapper --\n\r");
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-
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- process_boot_dtb((void *) r3);
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-
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- platform_ops.fixups = platform_fixups;
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-}
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Christian Lamparter