1 /*
2  * Copyright 2010-2011 Freescale Semiconductor, Inc.
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22 
23 #include <common.h>
24 #include <command.h>
25 #include <linux/compiler.h>
26 #include <asm/processor.h>
27 
28 static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
29 {
30 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011
31 	extern int enable_cpu_a011_workaround;
32 #endif
33 	__maybe_unused u32 svr = get_svr();
34 
35 #if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_FSL_SATA_ERRATUM_A001)
36 	if (IS_SVR_REV(svr, 1, 0)) {
37 		switch (SVR_SOC_VER(svr)) {
38 		case SVR_P1013:
39 		case SVR_P1022:
40 			puts("Work-around for Erratum SATA A001 enabled\n");
41 		}
42 	}
43 #endif
44 
45 #if defined(CONFIG_SYS_P4080_ERRATUM_SERDES8)
46 	puts("Work-around for Erratum SERDES8 enabled\n");
47 #endif
48 #if defined(CONFIG_SYS_P4080_ERRATUM_SERDES9)
49 	puts("Work-around for Erratum SERDES9 enabled\n");
50 #endif
51 #if defined(CONFIG_SYS_P4080_ERRATUM_SERDES_A005)
52 	puts("Work-around for Erratum SERDES-A005 enabled\n");
53 #endif
54 #if defined(CONFIG_SYS_P4080_ERRATUM_CPU22)
55 	if (SVR_MAJ(svr) < 3)
56 		puts("Work-around for Erratum CPU22 enabled\n");
57 #endif
58 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011
59 	/*
60 	 * NMG_CPU_A011 applies to P4080 rev 1.0, 2.0, fixed in 3.0
61 	 * also applies to P3041 rev 1.0, 1.1, P2041 rev 1.0, 1.1
62 	 * The SVR has been checked by cpu_init_r().
63 	 */
64 	if (enable_cpu_a011_workaround)
65 		puts("Work-around for Erratum CPU-A011 enabled\n");
66 #endif
67 #if defined(CONFIG_SYS_FSL_ERRATUM_CPU_A003999)
68 	puts("Work-around for Erratum CPU-A003999 enabled\n");
69 #endif
70 #if defined(CONFIG_SYS_FSL_ERRATUM_DDR_A003474)
71 	puts("Work-around for Erratum DDR-A003473 enabled\n");
72 #endif
73 #if defined(CONFIG_SYS_FSL_ERRATUM_DDR_MSYNC_IN)
74 	puts("Work-around for DDR MSYNC_IN Erratum enabled\n");
75 #endif
76 #if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC111)
77 	puts("Work-around for Erratum ESDHC111 enabled\n");
78 #endif
79 #if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC135)
80 	puts("Work-around for Erratum ESDHC135 enabled\n");
81 #endif
82 #if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC136)
83 	puts("Work-around for Erratum ESDHC136 enabled\n");
84 #endif
85 #if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC_A001)
86 	puts("Work-around for Erratum ESDHC-A001 enabled\n");
87 #endif
88 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A002
89 	puts("Work-around for Erratum CPC-A002 enabled\n");
90 #endif
91 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A003
92 	puts("Work-around for Erratum CPC-A003 enabled\n");
93 #endif
94 #ifdef CONFIG_SYS_FSL_ERRATUM_ELBC_A001
95 	puts("Work-around for Erratum ELBC-A001 enabled\n");
96 #endif
97 #ifdef CONFIG_SYS_FSL_ERRATUM_DDR_A003
98 	puts("Work-around for Erratum DDR-A003 enabled\n");
99 #endif
100 #ifdef CONFIG_SYS_FSL_ERRATUM_DDR_115
101 	puts("Work-around for Erratum DDR115 enabled\n");
102 #endif
103 #ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134
104 	puts("Work-around for Erratum DDR111 enabled\n");
105 	puts("Work-around for Erratum DDR134 enabled\n");
106 #endif
107 #ifdef CONFIG_SYS_FSL_ERRATUM_IFC_A002769
108 	puts("Work-around for Erratum IFC-A002769 enabled\n");
109 #endif
110 #ifdef CONFIG_SYS_FSL_ERRATUM_P1010_A003549
111 	puts("Work-around for Erratum P1010-A003549 enabled\n");
112 #endif
113 #ifdef CONFIG_SYS_FSL_ERRATUM_IFC_A003399
114 	puts("Work-around for Erratum IFC A-003399 enabled\n");
115 #endif
116 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_DDR120
117 	if ((SVR_MAJ(svr) == 1) || IS_SVR_REV(svr, 2, 0))
118 		puts("Work-around for Erratum NMG DDR120 enabled\n");
119 #endif
120 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_LBC103
121 	puts("Work-around for Erratum NMG_LBC103 enabled\n");
122 #endif
123 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_ETSEC129
124 	if ((SVR_MAJ(svr) == 1) || IS_SVR_REV(svr, 2, 0))
125 		puts("Work-around for Erratum NMG ETSEC129 enabled\n");
126 #endif
127 #ifdef CONFIG_SYS_FSL_ERRATUM_A004510
128 	puts("Work-around for Erratum A004510 enabled\n");
129 #endif
130 	return 0;
131 }
132 
133 U_BOOT_CMD(
134 	errata, 1, 0,	do_errata,
135 	"Report errata workarounds",
136 	""
137 );
138