blob: 458868af7269fafbc028463aec794e801824e608 (
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
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
|
/*
* U-boot - Configuration file for BF527 SDP board
*/
#ifndef __CONFIG_BF527_SDP_H__
#define __CONFIG_BF527_SDP_H__
#include <asm/config-pre.h>
/*
* Processor Settings
*/
#define CONFIG_BFIN_CPU bf527-0.2
#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_PARA
/*
* Clock Settings
* CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
* SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
*/
/* CONFIG_CLKIN_HZ is any value in Hz */
#define CONFIG_CLKIN_HZ 24000000
/* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */
/* 1 = CLKIN / 2 */
#define CONFIG_CLKIN_HALF 0
/* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */
/* 1 = bypass PLL */
#define CONFIG_PLL_BYPASS 0
/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */
/* Values can range from 0-63 (where 0 means 64) */
#define CONFIG_VCO_MULT 25
/* CCLK_DIV controls the core clock divider */
/* Values can be 1, 2, 4, or 8 ONLY */
#define CONFIG_CCLK_DIV 1
/* SCLK_DIV controls the system clock divider */
/* Values can range from 1-15 */
#define CONFIG_SCLK_DIV 5
#define CONFIG_PLL_LOCKCNT_VAL 0x0200
#define CONFIG_PLL_CTL_VAL 0x2a00
#define CONFIG_VR_CTL_VAL 0x7090
/*
* Memory Settings
*/
#define CONFIG_MEM_ADD_WDTH 9
#define CONFIG_MEM_SIZE 32
#define CONFIG_EBIU_SDRRC_VAL 0x00FE
#define CONFIG_EBIU_SDGCTL_VAL 0x8011998d
#define CONFIG_EBIU_AMGCTL_VAL (AMCKEN | AMBEN_ALL)
#define CONFIG_EBIU_AMBCTL0_VAL (B1WAT_15 | B1RAT_15 | B1HT_3 | B1RDYPOL | B0WAT_15 | B0RAT_15 | B0HT_3 | B0RDYPOL)
#define CONFIG_EBIU_AMBCTL1_VAL (B3WAT_15 | B3RAT_15 | B3HT_3 | B3RDYPOL | B2WAT_15 | B2RAT_15 | B2HT_3 | B2RDYPOL)
#define CONFIG_SYS_MONITOR_LEN (768 * 1024)
#define CONFIG_SYS_MALLOC_LEN (640 * 1024)
/*
* Flash Settings
*/
#define CONFIG_FLASH_CFI_DRIVER
#define CONFIG_SYS_FLASH_BASE 0x20000000
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_SYS_FLASH_PROTECTION
#define CONFIG_SYS_MAX_FLASH_BANKS 1
#define CONFIG_SYS_MAX_FLASH_SECT 259
/*
* SPI Settings
*/
#define CONFIG_BFIN_SPI
#define CONFIG_ENV_SPI_MAX_HZ 30000000
#define CONFIG_SF_DEFAULT_SPEED 30000000
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_ALL
/*
* Env Storage Settings
*/
#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
#define CONFIG_ENV_IS_IN_SPI_FLASH
#define CONFIG_ENV_OFFSET 0x10000
#define CONFIG_ENV_SIZE 0x2000
#define CONFIG_ENV_SECT_SIZE 0x10000
#define CONFIG_ENV_IS_EMBEDDED_IN_LDR
#else
#define CONFIG_ENV_IS_IN_FLASH
#define CONFIG_ENV_OFFSET 0x4000
#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET)
#define CONFIG_ENV_SIZE 0x2000
#define CONFIG_ENV_SECT_SIZE 0x2000
#define CONFIG_ENV_IS_EMBEDDED_IN_LDR
#endif
/*
* I2C Settings
*/
#define CONFIG_BFIN_TWI_I2C 1
#define CONFIG_HARD_I2C 1
/*
* Misc Settings
*/
#define CONFIG_MISC_INIT_R
#define CONFIG_UART_CONSOLE 0
#define CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED
/*
* Pull in common ADI header for remaining command/environment setup
*/
#include <configs/bfin_adi_common.h>
#endif
|
