summaryrefslogtreecommitdiff
path: root/include/configs/ci20.h
blob: c574337e84fdc2edfdb2275b2e1b31150e019194 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * CI20 configuration
 *
 * Copyright (c) 2013 Imagination Technologies
 * Author: Paul Burton <paul.burton@imgtec.com>
 */

#ifndef __CONFIG_CI20_H__
#define __CONFIG_CI20_H__

#define CONFIG_SKIP_LOWLEVEL_INIT

/* Ingenic JZ4780 clock configuration. */
#define CONFIG_SYS_HZ			1000
#define CONFIG_SYS_MHZ			1200
#define CONFIG_SYS_MIPS_TIMER_FREQ	(CONFIG_SYS_MHZ * 1000000)

/* Memory configuration */
#define CONFIG_SYS_MONITOR_LEN		(512 * 1024)
#define CONFIG_SYS_MALLOC_LEN		(64 * 1024 * 1024)
#define CONFIG_SYS_BOOTPARAMS_LEN	(128 * 1024)

#define CONFIG_SYS_SDRAM_BASE		0x80000000 /* cached (KSEG0) address */
#define CONFIG_SYS_INIT_SP_OFFSET	0x400000
#define CONFIG_SYS_LOAD_ADDR		0x81000000
#define CONFIG_LOADADDR			CONFIG_SYS_LOAD_ADDR

#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_TEXT_BASE

/* NS16550-ish UARTs */
#define CONFIG_SYS_NS16550_CLK		48000000
#define CONFIG_SYS_CONSOLE_IS_IN_ENV

/* Ethernet: davicom DM9000 */
#define CONFIG_DRIVER_DM9000		1
#define CONFIG_DM9000_BASE		0xb6000000
#define DM9000_IO			CONFIG_DM9000_BASE
#define DM9000_DATA			(CONFIG_DM9000_BASE + 2)

/* Environment */
#define CONFIG_SYS_MMC_ENV_DEV		0

#define CONFIG_SYS_CBSIZE	1024		/* Console I/O buffer size */
#define CONFIG_SYS_MAXARGS	32		/* Max number of command args */
#define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE
						/* Boot argument buffer size */
#define CONFIG_VERSION_VARIABLE			/* U-BOOT version */

/* Miscellaneous configuration options */
#define CONFIG_SYS_BOOTM_LEN		(64 << 20)

/* SPL */
#define CONFIG_SPL_STACK		0xf4008000 /* only max. 2KB spare! */

#define CONFIG_SPL_MAX_SIZE		((14 * 1024) - 0xa00)

#define CONFIG_SPL_BSS_START_ADDR	0xf4004000
#define CONFIG_SPL_BSS_MAX_SIZE		0x00002000 /* 512KB, arbitrary */

#define CONFIG_SPL_START_S_PATH		"arch/mips/mach-jz47xx"

#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	0x1c	/* 14 KiB offset */

#endif /* __CONFIG_CI20_H__ */