/* * Copyright (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> * Copyright (C) 2008 Renesas Solutions Corp. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include <common.h> #include <command.h> #include <asm/processor.h> #include <asm/io.h> #define STBCR4 0xFFFE040C #define cmt_clock_enable() do {\ writeb(readb(STBCR4) & ~0x04, STBCR4);\ } while (0) #define scif0_enable() do {\ writeb(readb(STBCR4) & ~0x80, STBCR4);\ } while (0) int checkcpu(void) { #if defined(CONFIG_SH2A) puts("CPU: SH2A\n"); #else puts("CPU: SH2\n"); #endif return 0; } int cpu_init(void) { /* SCIF enable */ scif0_enable(); /* CMT clock enable */ cmt_clock_enable() ; return 0; } int cleanup_before_linux(void) { disable_interrupts(); return 0; } int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { disable_interrupts(); reset_cpu(0); return 0; } void flush_cache(unsigned long addr, unsigned long size) { } void icache_enable(void) { } void icache_disable(void) { } int icache_status(void) { return 0; } void dcache_enable(void) { } void dcache_disable(void) { } int dcache_status(void) { return 0; }