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Hoan Hoang0f52b562009-01-18 22:44:17 -05001/*
2 * U-boot - Configuration file for IBF-DSP561 board
3 */
4
5#ifndef __CONFIG_IBF_DSP561__H__
6#define __CONFIG_IBF_DSP561__H__
7
Mike Frysingerf348ab82009-04-24 17:22:40 -04008#include <asm/config-pre.h>
Hoan Hoang0f52b562009-01-18 22:44:17 -05009
10
11/*
12 * Processor Settings
13 */
14#define CONFIG_BFIN_CPU bf561-0.5
15#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_BYPASS
16
17
18/*
19 * Clock Settings
20 * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
21 * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
22 */
23/* CONFIG_CLKIN_HZ is any value in Hz */
24#define CONFIG_CLKIN_HZ 25000000
25/* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */
26/* 1 = CLKIN / 2 */
27#define CONFIG_CLKIN_HALF 0
28/* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */
29/* 1 = bypass PLL */
30#define CONFIG_PLL_BYPASS 0
31/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */
32/* Values can range from 0-63 (where 0 means 64) */
33#define CONFIG_VCO_MULT 24
34/* CCLK_DIV controls the core clock divider */
35/* Values can be 1, 2, 4, or 8 ONLY */
36#define CONFIG_CCLK_DIV 1
37/* SCLK_DIV controls the system clock divider */
38/* Values can range from 1-15 */
39#define CONFIG_SCLK_DIV 5
40
41
42/*
43 * Memory Settings
44 */
45#define CONFIG_MEM_ADD_WDTH 9
46#define CONFIG_MEM_SIZE 64
47
48#define CONFIG_EBIU_SDRRC_VAL 0x377
49#define CONFIG_EBIU_SDGCTL_VAL 0x91998d
50#define CONFIG_EBIU_SDBCTL_VAL 0x15
51
52#define CONFIG_EBIU_AMGCTL_VAL 0x3F
53#define CONFIG_EBIU_AMBCTL0_VAL 0x7BB07BB0
54#define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0
55
56#define CONFIG_SYS_MONITOR_LEN (256 * 1024)
57#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
58
59
60/*
61 * Flash Settings
62 */
63#define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
64#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
65#define CONFIG_SYS_FLASH_CFI_AMD_RESET
66#define CONFIG_SYS_FLASH_BASE 0x20000000
67#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
68#define CONFIG_SYS_MAX_FLASH_SECT 135 /* max number of sectors on one chip */
69/* The BF561-EZKIT uses a top boot flash */
70#define CONFIG_ENV_IS_IN_FLASH 1
71#define CONFIG_ENV_ADDR 0x20004000
72#define CONFIG_ENV_OFFSET (CONFIG_ENV_ADDR - CONFIG_SYS_FLASH_BASE)
73#define CONFIG_ENV_SIZE 0x2000
74#define CONFIG_ENV_SECT_SIZE 0x10000 /* Total Size of Environment Sector */
75#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_BYPASS)
76#define ENV_IS_EMBEDDED
77#else
78#define ENV_IS_EMBEDDED_CUSTOM
79#endif
Mike Frysinger9ff67e52009-06-14 06:29:07 -040080#ifdef ENV_IS_EMBEDDED
81/* WARNING - the following is hand-optimized to fit within
82 * the sector before the environment sector. If it throws
83 * an error during compilation remove an object here to get
84 * it linked after the configuration sector.
85 */
86# define LDS_BOARD_TEXT \
87 cpu/blackfin/traps.o (.text .text.*); \
88 cpu/blackfin/interrupt.o (.text .text.*); \
89 cpu/blackfin/serial.o (.text .text.*); \
90 common/dlmalloc.o (.text .text.*); \
91 lib_generic/crc32.o (.text .text.*); \
92 lib_generic/zlib.o (.text .text.*); \
93 board/ibf-dsp561/ibf-dsp561.o (.text .text.*); \
94 . = DEFINED(env_offset) ? env_offset : .; \
95 common/env_embedded.o (.text .text.*);
96#endif
Hoan Hoang0f52b562009-01-18 22:44:17 -050097
98
99/*
100 * I2C Settings
101 */
102#define CONFIG_SOFT_I2C 1
103#define PF_SCL 0x1/*PF0*/
104#define PF_SDA 0x2/*PF1*/
105
106#ifdef CONFIG_SOFT_I2C
107#define I2C_INIT do { *pFIO0_DIR |= PF_SCL; SSYNC(); } while (0)
108#define I2C_ACTIVE do { *pFIO0_DIR |= PF_SDA; *pFIO0_INEN &= ~PF_SDA; SSYNC(); } while (0)
109#define I2C_TRISTATE do { *pFIO0_DIR &= ~PF_SDA; *pFIO0_INEN |= PF_SDA; SSYNC(); } while (0)
110#define I2C_READ ((*pFIO0_FLAG_D & PF_SDA) != 0)
111#define I2C_SDA(bit) \
112 do { \
113 if (bit) \
114 *pFIO0_FLAG_S = PF_SDA; \
115 else \
116 *pFIO0_FLAG_C = PF_SDA; \
117 SSYNC(); \
118 } while (0)
119#define I2C_SCL(bit) \
120 do { \
121 if (bit) \
122 *pFIO0_FLAG_S = PF_SCL; \
123 else \
124 *pFIO0_FLAG_C = PF_SCL; \
125 SSYNC(); \
126 } while (0)
127#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
128
129#define CONFIG_SYS_I2C_SPEED 50000
130#define CONFIG_SYS_I2C_SLAVE 0
131#endif
132
133
134/*
135 * Misc Settings
136 */
137#define CONFIG_UART_CONSOLE 0
138
139
140/*
141 * Pull in common ADI header for remaining command/environment setup
142 */
143#include <configs/bfin_adi_common.h>
144
Mike Frysingerf348ab82009-04-24 17:22:40 -0400145#endif