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git.ipfire.org Git - people/ms/u-boot.git/blob - arch/powerpc/cpu/mpc83xx/fdt.c
2 * Copyright 2007 Freescale Semiconductor, Inc.
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 #include <fdt_support.h>
29 #include <asm/processor.h>
31 extern void ft_qe_setup(void *blob
);
33 DECLARE_GLOBAL_DATA_PTR
;
35 #if defined(CONFIG_BOOTCOUNT_LIMIT) && defined(CONFIG_MPC8360)
36 #include <asm/immap_qe.h>
38 void fdt_fixup_muram (void *blob
)
43 data
[1] = QE_MURAM_SIZE
- 2 * sizeof(unsigned long);
44 do_fixup_by_compat(blob
, "fsl,qe-muram-data", "reg",
45 data
, sizeof (data
), 0);
49 void ft_cpu_setup(void *blob
, bd_t
*bd
)
51 immap_t
*immr
= (immap_t
*)CONFIG_SYS_IMMR
;
52 int spridr
= immr
->sysconf
.spridr
;
55 * delete crypto node if not on an E-processor
56 * initial revisions of the MPC834xE/6xE have the original SEC 2.0.
57 * EA revisions got the SEC uprevved to 2.4 but since the default device
58 * tree contains SEC 2.0 properties we uprev them here.
60 if (!IS_E_PROCESSOR(spridr
))
61 fdt_fixup_crypto_node(blob
, 0);
62 else if (IS_E_PROCESSOR(spridr
) &&
63 (SPR_FAMILY(spridr
) == SPR_834X_FAMILY
||
64 SPR_FAMILY(spridr
) == SPR_836X_FAMILY
) &&
65 REVID_MAJOR(spridr
) >= 2)
66 fdt_fixup_crypto_node(blob
, 0x0204);
68 #if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\
69 defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3) ||\
70 defined(CONFIG_HAS_ETH4) || defined(CONFIG_HAS_ETH5)
71 fdt_fixup_ethernet(blob
);
74 * mpc8313e erratum IPIC1 swapped TSEC interrupt ID numbers on rev. 1
75 * h/w (see AN3545). The base device tree in use has rev. 1 ID numbers,
76 * so if on Rev. 2 (and higher) h/w, we fix them up here
78 if (REVID_MAJOR(immr
->sysconf
.spridr
) >= 2) {
82 nodeoffset
= fdt_path_offset(blob
, "/aliases");
83 if (nodeoffset
>= 0) {
84 #if defined(CONFIG_HAS_ETH0)
85 prop
= fdt_getprop(blob
, nodeoffset
, "ethernet0", NULL
);
87 u32 tmp
[] = { 32, 0x8, 33, 0x8, 34, 0x8 };
89 path
= fdt_path_offset(blob
, prop
);
90 prop
= fdt_getprop(blob
, path
, "interrupts", 0);
92 fdt_setprop(blob
, path
, "interrupts",
96 #if defined(CONFIG_HAS_ETH1)
97 prop
= fdt_getprop(blob
, nodeoffset
, "ethernet1", NULL
);
99 u32 tmp
[] = { 35, 0x8, 36, 0x8, 37, 0x8 };
101 path
= fdt_path_offset(blob
, prop
);
102 prop
= fdt_getprop(blob
, path
, "interrupts", 0);
104 fdt_setprop(blob
, path
, "interrupts",
113 do_fixup_by_prop_u32(blob
, "device_type", "cpu", 4,
114 "timebase-frequency", (bd
->bi_busfreq
/ 4), 1);
115 do_fixup_by_prop_u32(blob
, "device_type", "cpu", 4,
116 "bus-frequency", bd
->bi_busfreq
, 1);
117 do_fixup_by_prop_u32(blob
, "device_type", "cpu", 4,
118 "clock-frequency", gd
->core_clk
, 1);
119 do_fixup_by_prop_u32(blob
, "device_type", "soc", 4,
120 "bus-frequency", bd
->bi_busfreq
, 1);
121 do_fixup_by_compat_u32(blob
, "fsl,soc",
122 "bus-frequency", bd
->bi_busfreq
, 1);
123 do_fixup_by_compat_u32(blob
, "fsl,soc",
124 "clock-frequency", bd
->bi_busfreq
, 1);
125 do_fixup_by_compat_u32(blob
, "fsl,immr",
126 "bus-frequency", bd
->bi_busfreq
, 1);
127 do_fixup_by_compat_u32(blob
, "fsl,immr",
128 "clock-frequency", bd
->bi_busfreq
, 1);
133 #ifdef CONFIG_SYS_NS16550
134 do_fixup_by_compat_u32(blob
, "ns16550",
135 "clock-frequency", CONFIG_SYS_NS16550_CLK
, 1);
138 fdt_fixup_memory(blob
, (u64
)bd
->bi_memstart
, (u64
)bd
->bi_memsize
);
140 #if defined(CONFIG_BOOTCOUNT_LIMIT)
141 fdt_fixup_muram (blob
);