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Diffstat (limited to 'arch/arm/mach-mx3/cpu.c')
-rw-r--r--arch/arm/mach-mx3/cpu.c31
1 files changed, 18 insertions, 13 deletions
diff --git a/arch/arm/mach-mx3/cpu.c b/arch/arm/mach-mx3/cpu.c
index d00a75457812..d1d339576fdf 100644
--- a/arch/arm/mach-mx3/cpu.c
+++ b/arch/arm/mach-mx3/cpu.c
@@ -25,15 +25,15 @@ struct mx3_cpu_type {
25}; 25};
26 26
27static struct mx3_cpu_type mx31_cpu_type[] __initdata = { 27static struct mx3_cpu_type mx31_cpu_type[] __initdata = {
28 { .srev = 0x00, .name = "i.MX31(L)", .v = "1.0", .rev = MX3x_CHIP_REV_1_0 }, 28 { .srev = 0x00, .name = "i.MX31(L)", .v = "1.0", .rev = IMX_CHIP_REVISION_1_0 },
29 { .srev = 0x10, .name = "i.MX31", .v = "1.1", .rev = MX3x_CHIP_REV_1_1 }, 29 { .srev = 0x10, .name = "i.MX31", .v = "1.1", .rev = IMX_CHIP_REVISION_1_1 },
30 { .srev = 0x11, .name = "i.MX31L", .v = "1.1", .rev = MX3x_CHIP_REV_1_1 }, 30 { .srev = 0x11, .name = "i.MX31L", .v = "1.1", .rev = IMX_CHIP_REVISION_1_1 },
31 { .srev = 0x12, .name = "i.MX31", .v = "1.15", .rev = MX3x_CHIP_REV_1_1 }, 31 { .srev = 0x12, .name = "i.MX31", .v = "1.15", .rev = IMX_CHIP_REVISION_1_1 },
32 { .srev = 0x13, .name = "i.MX31L", .v = "1.15", .rev = MX3x_CHIP_REV_1_1 }, 32 { .srev = 0x13, .name = "i.MX31L", .v = "1.15", .rev = IMX_CHIP_REVISION_1_1 },
33 { .srev = 0x14, .name = "i.MX31", .v = "1.2", .rev = MX3x_CHIP_REV_1_2 }, 33 { .srev = 0x14, .name = "i.MX31", .v = "1.2", .rev = IMX_CHIP_REVISION_1_2 },
34 { .srev = 0x15, .name = "i.MX31L", .v = "1.2", .rev = MX3x_CHIP_REV_1_2 }, 34 { .srev = 0x15, .name = "i.MX31L", .v = "1.2", .rev = IMX_CHIP_REVISION_1_2 },
35 { .srev = 0x28, .name = "i.MX31", .v = "2.0", .rev = MX3x_CHIP_REV_2_0 }, 35 { .srev = 0x28, .name = "i.MX31", .v = "2.0", .rev = IMX_CHIP_REVISION_2_0 },
36 { .srev = 0x29, .name = "i.MX31L", .v = "2.0", .rev = MX3x_CHIP_REV_2_0 }, 36 { .srev = 0x29, .name = "i.MX31L", .v = "2.0", .rev = IMX_CHIP_REVISION_2_0 },
37}; 37};
38 38
39void __init mx31_read_cpu_rev(void) 39void __init mx31_read_cpu_rev(void)
@@ -53,6 +53,8 @@ void __init mx31_read_cpu_rev(void)
53 return; 53 return;
54 } 54 }
55 55
56 mx31_cpu_rev = IMX_CHIP_REVISION_UNKNOWN;
57
56 printk(KERN_WARNING "Unknown CPU identifier. srev = %02x\n", srev); 58 printk(KERN_WARNING "Unknown CPU identifier. srev = %02x\n", srev);
57} 59}
58 60
@@ -62,22 +64,25 @@ EXPORT_SYMBOL(mx35_cpu_rev);
62void __init mx35_read_cpu_rev(void) 64void __init mx35_read_cpu_rev(void)
63{ 65{
64 u32 rev; 66 u32 rev;
65 char *srev = "unknown"; 67 char *srev;
66 68
67 rev = __raw_readl(MX35_IO_ADDRESS(MX35_IIM_BASE_ADDR + MXC_IIMSREV)); 69 rev = __raw_readl(MX35_IO_ADDRESS(MX35_IIM_BASE_ADDR + MXC_IIMSREV));
68 switch (rev) { 70 switch (rev) {
69 case 0x00: 71 case 0x00:
70 mx35_cpu_rev = MX3x_CHIP_REV_1_0; 72 mx35_cpu_rev = IMX_CHIP_REVISION_1_0;
71 srev = "1.0"; 73 srev = "1.0";
72 break; 74 break;
73 case 0x10: 75 case 0x10:
74 mx35_cpu_rev = MX3x_CHIP_REV_2_0; 76 mx35_cpu_rev = IMX_CHIP_REVISION_2_0;
75 srev = "2.0"; 77 srev = "2.0";
76 break; 78 break;
77 case 0x11: 79 case 0x11:
78 mx35_cpu_rev = MX3x_CHIP_REV_2_1; 80 mx35_cpu_rev = IMX_CHIP_REVISION_2_1;
79 srev = "2.1"; 81 srev = "2.1";
80 break; 82 break;
83 default:
84 mx35_cpu_rev = IMX_CHIP_REVISION_UNKNOWN;
85 srev = "unknown";
81 } 86 }
82 87
83 printk(KERN_INFO "CPU identified as i.MX35, silicon rev %s\n", srev); 88 printk(KERN_INFO "CPU identified as i.MX35, silicon rev %s\n", srev);