blob: cc70a59e7280a89f3197e075ed97ed6287130c0c [file] [log] [blame]
Paul Burton993ae662018-12-16 19:25:23 -03001/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * CI20 configuration
4 *
5 * Copyright (c) 2013 Imagination Technologies
6 * Author: Paul Burton <paul.burton@imgtec.com>
7 */
8
9#ifndef __CONFIG_CI20_H__
10#define __CONFIG_CI20_H__
11
Paul Burton993ae662018-12-16 19:25:23 -030012/* Ingenic JZ4780 clock configuration. */
Paul Burton993ae662018-12-16 19:25:23 -030013#define CONFIG_SYS_MHZ 1200
14#define CONFIG_SYS_MIPS_TIMER_FREQ (CONFIG_SYS_MHZ * 1000000)
15
16/* Memory configuration */
17#define CONFIG_SYS_MONITOR_LEN (512 * 1024)
Paul Burton993ae662018-12-16 19:25:23 -030018#define CONFIG_SYS_BOOTPARAMS_LEN (128 * 1024)
19
20#define CONFIG_SYS_SDRAM_BASE 0x80000000 /* cached (KSEG0) address */
21#define CONFIG_SYS_INIT_SP_OFFSET 0x400000
Paul Burton993ae662018-12-16 19:25:23 -030022
Paul Burton993ae662018-12-16 19:25:23 -030023/* NS16550-ish UARTs */
24#define CONFIG_SYS_NS16550_CLK 48000000
Paul Burton993ae662018-12-16 19:25:23 -030025
26/* Ethernet: davicom DM9000 */
Paul Burton993ae662018-12-16 19:25:23 -030027#define CONFIG_DM9000_BASE 0xb6000000
28#define DM9000_IO CONFIG_DM9000_BASE
29#define DM9000_DATA (CONFIG_DM9000_BASE + 2)
30
Paul Burton993ae662018-12-16 19:25:23 -030031#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */
32#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
33#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
34 /* Boot argument buffer size */
Paul Burton993ae662018-12-16 19:25:23 -030035
36/* Miscellaneous configuration options */
37#define CONFIG_SYS_BOOTM_LEN (64 << 20)
38
39/* SPL */
40#define CONFIG_SPL_STACK 0xf4008000 /* only max. 2KB spare! */
41
Paul Burton993ae662018-12-16 19:25:23 -030042#define CONFIG_SPL_MAX_SIZE ((14 * 1024) - 0xa00)
43
44#define CONFIG_SPL_BSS_START_ADDR 0xf4004000
45#define CONFIG_SPL_BSS_MAX_SIZE 0x00002000 /* 512KB, arbitrary */
46
47#define CONFIG_SPL_START_S_PATH "arch/mips/mach-jz47xx"
48
Paul Burton993ae662018-12-16 19:25:23 -030049#endif /* __CONFIG_CI20_H__ */