1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 *
4 * (C) Copyright 2000-2003
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 *
7 * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
8 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
9 */
10
11 #include <common.h>
12 #include <init.h>
13 #include <net.h>
14 #include <vsprintf.h>
15 #include <watchdog.h>
16 #include <command.h>
17 #include <netdev.h>
18 #include <asm/global_data.h>
19 #include <linux/delay.h>
20
21 #include <asm/immap.h>
22 #include <asm/io.h>
23
24 DECLARE_GLOBAL_DATA_PTR;
25
do_reset(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])26 int do_reset(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
27 {
28 rcm_t *rcm = (rcm_t *) (MMAP_RCM);
29 udelay(1000);
30 out_8(&rcm->rcr, RCM_RCR_FRCRSTOUT);
31 udelay(10000);
32 setbits_8(&rcm->rcr, RCM_RCR_SOFTRST);
33
34 /* we don't return! */
35 return 0;
36 };
37
38 #if defined(CONFIG_DISPLAY_CPUINFO)
print_cpuinfo(void)39 int print_cpuinfo(void)
40 {
41 ccm_t *ccm = (ccm_t *) MMAP_CCM;
42 u16 msk;
43 u16 id = 0;
44 u8 ver;
45
46 puts("CPU: ");
47 msk = (in_be16(&ccm->cir) >> 6);
48 ver = (in_be16(&ccm->cir) & 0x003f);
49 switch (msk) {
50 case 0x48:
51 id = 54455;
52 break;
53 case 0x49:
54 id = 54454;
55 break;
56 case 0x4a:
57 id = 54453;
58 break;
59 case 0x4b:
60 id = 54452;
61 break;
62 case 0x4d:
63 id = 54451;
64 break;
65 case 0x4f:
66 id = 54450;
67 break;
68 case 0x9F:
69 id = 54410;
70 break;
71 case 0xA0:
72 id = 54415;
73 break;
74 case 0xA1:
75 id = 54416;
76 break;
77 case 0xA2:
78 id = 54417;
79 break;
80 case 0xA3:
81 id = 54418;
82 break;
83 }
84
85 if (id) {
86 char buf1[32], buf2[32], buf3[32];
87
88 printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk,
89 ver);
90 printf(" CPU CLK %s MHz BUS CLK %s MHz FLB CLK %s MHz\n",
91 strmhz(buf1, gd->cpu_clk),
92 strmhz(buf2, gd->bus_clk),
93 strmhz(buf3, gd->arch.flb_clk));
94 #ifdef CONFIG_PCI
95 printf(" PCI CLK %s MHz INP CLK %s MHz VCO CLK %s MHz\n",
96 strmhz(buf1, gd->pci_clk),
97 strmhz(buf2, gd->arch.inp_clk),
98 strmhz(buf3, gd->arch.vco_clk));
99 #else
100 printf(" INP CLK %s MHz VCO CLK %s MHz\n",
101 strmhz(buf1, gd->arch.inp_clk),
102 strmhz(buf2, gd->arch.vco_clk));
103 #endif
104 }
105
106 return 0;
107 }
108 #endif /* CONFIG_DISPLAY_CPUINFO */
109
110 #if defined(CONFIG_MCFFEC)
111 /* Default initializations for MCFFEC controllers. To override,
112 * create a board-specific function called:
113 * int board_eth_init(struct bd_info *bis)
114 */
115
cpu_eth_init(struct bd_info * bis)116 int cpu_eth_init(struct bd_info *bis)
117 {
118 return mcffec_initialize(bis);
119 }
120 #endif
121