1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Embedded Planet EP8248E with PlanetCore firmware 4 * 5 * Author: Scott Wood <scottwood@freescale.com> 6 * 7 * Copyright (c) 2007 Freescale Semiconductor, Inc. 8 */ 9 10 #include "ops.h" 11 #include "stdio.h" 12 #include "planetcore.h" 13 #include "pq2.h" 14 15 static char *table; 16 static u64 mem_size; 17 18 #include <io.h> 19 20 static void platform_fixups(void) 21 { 22 u64 val; 23 24 dt_fixup_memory(0, mem_size); 25 planetcore_set_mac_addrs(table); 26 27 if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) { 28 printf("No PlanetCore crystal frequency key.\r\n"); 29 return; 30 } 31 32 pq2_fixup_clocks(val); 33 } 34 35 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, 36 unsigned long r6, unsigned long r7) 37 { 38 table = (char *)r3; 39 planetcore_prepare_table(table); 40 41 if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size)) 42 return; 43 44 mem_size *= 1024 * 1024; 45 simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64); 46 47 fdt_init(_dtb_start); 48 49 planetcore_set_stdout_path(table); 50 serial_console_init(); 51 platform_ops.fixups = platform_fixups; 52 } 53