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 #ifdef CONFIG_SYS_FSL_ERRATUM_A004468
80 	puts("Work-around for Erratum A004468 enabled\n");
81 #endif
82 #if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC135)
83 	puts("Work-around for Erratum ESDHC135 enabled\n");
84 #endif
85 #if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC13)
86 	if (SVR_MAJ(svr) < 3)
87 		puts("Work-around for Erratum ESDHC13 enabled\n");
88 #endif
89 #if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC_A001)
90 	puts("Work-around for Erratum ESDHC-A001 enabled\n");
91 #endif
92 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A002
93 	puts("Work-around for Erratum CPC-A002 enabled\n");
94 #endif
95 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A003
96 	puts("Work-around for Erratum CPC-A003 enabled\n");
97 #endif
98 #ifdef CONFIG_SYS_FSL_ERRATUM_ELBC_A001
99 	puts("Work-around for Erratum ELBC-A001 enabled\n");
100 #endif
101 #ifdef CONFIG_SYS_FSL_ERRATUM_DDR_A003
102 	puts("Work-around for Erratum DDR-A003 enabled\n");
103 #endif
104 #ifdef CONFIG_SYS_FSL_ERRATUM_DDR_115
105 	puts("Work-around for Erratum DDR115 enabled\n");
106 #endif
107 #ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134
108 	puts("Work-around for Erratum DDR111 enabled\n");
109 	puts("Work-around for Erratum DDR134 enabled\n");
110 #endif
111 #ifdef CONFIG_SYS_FSL_ERRATUM_IFC_A002769
112 	puts("Work-around for Erratum IFC-A002769 enabled\n");
113 #endif
114 #ifdef CONFIG_SYS_FSL_ERRATUM_P1010_A003549
115 	puts("Work-around for Erratum P1010-A003549 enabled\n");
116 #endif
117 #ifdef CONFIG_SYS_FSL_ERRATUM_IFC_A003399
118 	puts("Work-around for Erratum IFC A-003399 enabled\n");
119 #endif
120 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_DDR120
121 	if ((SVR_MAJ(svr) == 1) || IS_SVR_REV(svr, 2, 0))
122 		puts("Work-around for Erratum NMG DDR120 enabled\n");
123 #endif
124 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_LBC103
125 	puts("Work-around for Erratum NMG_LBC103 enabled\n");
126 #endif
127 #ifdef CONFIG_SYS_FSL_ERRATUM_NMG_ETSEC129
128 	if ((SVR_MAJ(svr) == 1) || IS_SVR_REV(svr, 2, 0))
129 		puts("Work-around for Erratum NMG ETSEC129 enabled\n");
130 #endif
131 #ifdef CONFIG_SYS_FSL_ERRATUM_A004510
132 	puts("Work-around for Erratum A004510 enabled\n");
133 #endif
134 #ifdef CONFIG_SYS_FSL_ERRATUM_SRIO_A004034
135 	puts("Work-around for Erratum SRIO-A004034 enabled\n");
136 #endif
137 #ifdef CONFIG_SYS_FSL_ERRATUM_A_004934
138 	puts("Work-around for Erratum A004934 enabled\n");
139 #endif
140 	return 0;
141 }
142 
143 U_BOOT_CMD(
144 	errata, 1, 0,	do_errata,
145 	"Report errata workarounds",
146 	""
147 );
148