162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Embedded Planet EP88xC with PlanetCore firmware 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Author: Scott Wood <scottwood@freescale.com> 662306a36Sopenharmony_ci * 762306a36Sopenharmony_ci * Copyright (c) 2007 Freescale Semiconductor, Inc. 862306a36Sopenharmony_ci */ 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci#include "ops.h" 1162306a36Sopenharmony_ci#include "stdio.h" 1262306a36Sopenharmony_ci#include "planetcore.h" 1362306a36Sopenharmony_ci#include "mpc8xx.h" 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_cistatic char *table; 1662306a36Sopenharmony_cistatic u64 mem_size; 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_cistatic void platform_fixups(void) 1962306a36Sopenharmony_ci{ 2062306a36Sopenharmony_ci u64 val; 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_ci dt_fixup_memory(0, mem_size); 2362306a36Sopenharmony_ci planetcore_set_mac_addrs(table); 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) { 2662306a36Sopenharmony_ci printf("No PlanetCore crystal frequency key.\r\n"); 2762306a36Sopenharmony_ci return; 2862306a36Sopenharmony_ci } 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_ci mpc885_fixup_clocks(val); 3162306a36Sopenharmony_ci} 3262306a36Sopenharmony_ci 3362306a36Sopenharmony_civoid platform_init(unsigned long r3, unsigned long r4, unsigned long r5, 3462306a36Sopenharmony_ci unsigned long r6, unsigned long r7) 3562306a36Sopenharmony_ci{ 3662306a36Sopenharmony_ci table = (char *)r3; 3762306a36Sopenharmony_ci planetcore_prepare_table(table); 3862306a36Sopenharmony_ci 3962306a36Sopenharmony_ci if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size)) 4062306a36Sopenharmony_ci return; 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_ci mem_size *= 1024 * 1024; 4362306a36Sopenharmony_ci simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64); 4462306a36Sopenharmony_ci 4562306a36Sopenharmony_ci fdt_init(_dtb_start); 4662306a36Sopenharmony_ci 4762306a36Sopenharmony_ci planetcore_set_stdout_path(table); 4862306a36Sopenharmony_ci 4962306a36Sopenharmony_ci serial_console_init(); 5062306a36Sopenharmony_ci platform_ops.fixups = platform_fixups; 5162306a36Sopenharmony_ci} 52