| /* |
| * |
| * (C) Copyright 2000-2003 |
| * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| * |
| * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. |
| * TsiChung Liew (Tsi-Chung.Liew@freescale.com) |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <watchdog.h> |
| #include <command.h> |
| |
| #include <asm/immap.h> |
| #include <asm/io.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
| { |
| rcm_t *rcm = (rcm_t *) (MMAP_RCM); |
| udelay(1000); |
| setbits_8(&rcm->rcr, RCM_RCR_SOFTRST); |
| |
| /* we don't return! */ |
| return 0; |
| }; |
| |
| int checkcpu(void) |
| { |
| ccm_t *ccm = (ccm_t *) MMAP_CCM; |
| u16 msk; |
| u16 id = 0; |
| u8 ver; |
| |
| puts("CPU: "); |
| msk = (in_be16(&ccm->cir) >> 6); |
| ver = (in_be16(&ccm->cir) & 0x003f); |
| switch (msk) { |
| case 0x6c: |
| id = 52277; |
| break; |
| } |
| |
| if (id) { |
| char buf1[32], buf2[32], buf3[32]; |
| |
| printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, |
| ver); |
| printf(" CPU CLK %s MHz BUS CLK %s MHz FLB CLK %s MHz\n", |
| strmhz(buf1, gd->cpu_clk), |
| strmhz(buf2, gd->bus_clk), |
| strmhz(buf3, gd->arch.flb_clk)); |
| printf(" INP CLK %s MHz VCO CLK %s MHz\n", |
| strmhz(buf1, gd->arch.inp_clk), |
| strmhz(buf2, gd->arch.vco_clk)); |
| } |
| |
| return 0; |
| } |