]> git.kernelconcepts.de Git - karo-tx-uboot.git/blob - include/configs/bf537-pnav.h
Blackfin: unify default I2C settings for ADI boards
[karo-tx-uboot.git] / include / configs / bf537-pnav.h
1 /*
2  * U-boot - Configuration file for BF537 PNAV board
3  */
4
5 #ifndef __CONFIG_BF537_PNAV_H__
6 #define __CONFIG_BF537_PNAV_H__
7
8 #include <asm/config-pre.h>
9
10
11 /*
12  * Processor Settings
13  */
14 #define CONFIG_BFIN_CPU             bf537-0.2
15 #define CONFIG_BFIN_BOOT_MODE       BFIN_BOOT_SPI_MASTER
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                 24576000
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                 20
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                 4
40
41
42 /*
43  * Memory Settings
44  */
45 #define CONFIG_MEM_ADD_WDTH     10
46 #define CONFIG_MEM_SIZE         64
47
48 #define CONFIG_EBIU_SDRRC_VAL   0x3b7
49 #define CONFIG_EBIU_SDGCTL_VAL  0x9111cd
50
51 #define CONFIG_EBIU_AMGCTL_VAL  0xFF
52 #define CONFIG_EBIU_AMBCTL0_VAL 0x7BB033B0
53 #define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0
54
55 #define CONFIG_SYS_MONITOR_LEN          (256 * 1024)
56 #define CONFIG_SYS_MALLOC_LEN           (128 * 1024)
57
58
59 /*
60  * Network Settings
61  */
62 #ifndef __ADSPBF534__
63 #define ADI_CMDS_NETWORK        1
64 #define CONFIG_BFIN_MAC
65 #define CONFIG_RMII
66 #define CONFIG_NET_MULTI        1
67 #endif
68 #define CONFIG_HOSTNAME         bf537-pnav
69 /* Uncomment next line to use fixed MAC address */
70 /* #define CONFIG_ETHADDR       02:80:ad:24:21:18 */
71
72
73 /*
74  * Flash Settings
75  */
76 #define CONFIG_FLASH_CFI_DRIVER
77 #define CONFIG_SYS_FLASH_BASE           0x20000000
78 #define CONFIG_SYS_FLASH_CFI
79 #define CONFIG_SYS_MAX_FLASH_BANKS      1
80 #define CONFIG_SYS_MAX_FLASH_SECT       71
81
82
83 /*
84  * SPI Settings
85  */
86 #define CONFIG_BFIN_SPI
87 #define CONFIG_ENV_SPI_MAX_HZ   30000000
88 #define CONFIG_SF_DEFAULT_SPEED 30000000
89 #define CONFIG_SPI_FLASH
90 #define CONFIG_SPI_FLASH_STMICRO
91
92
93 /*
94  * Env Storage Settings
95  */
96 #if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
97 #define CONFIG_ENV_IS_EMBEDDED_IN_LDR
98 #define CONFIG_ENV_IS_IN_SPI_FLASH
99 #define CONFIG_ENV_OFFSET       0x4000
100 #else
101 #define ENV_IS_EMBEDDED
102 #define CONFIG_ENV_IS_IN_FLASH  1
103 #define CONFIG_ENV_ADDR         0x20004000
104 #define CONFIG_ENV_OFFSET       0x4000
105 #endif
106 #define CONFIG_ENV_SIZE         0x1000
107 #define CONFIG_ENV_SECT_SIZE    0x2000
108 #ifdef ENV_IS_EMBEDDED
109 /* WARNING - the following is hand-optimized to fit within
110  * the sector before the environment sector. If it throws
111  * an error during compilation remove an object here to get
112  * it linked after the configuration sector.
113  */
114 # define LDS_BOARD_TEXT \
115         arch/blackfin/cpu/traps.o               (.text .text.*); \
116         arch/blackfin/cpu/interrupt.o   (.text .text.*); \
117         arch/blackfin/cpu/serial.o              (.text .text.*); \
118         common/dlmalloc.o               (.text .text.*); \
119         lib/crc32.o             (.text .text.*); \
120         . = DEFINED(env_offset) ? env_offset : .; \
121         common/env_embedded.o           (.text .text.*);
122 #endif
123
124
125 /*
126  * NAND Settings
127  */
128 #define CONFIG_NAND_PLAT
129
130 #define CONFIG_SYS_NAND_BASE            0x20100000
131 #define CONFIG_SYS_MAX_NAND_DEVICE      1
132
133 #define BFIN_NAND_CLE(chip) ((unsigned long)(chip)->IO_ADDR_W | (1 << 2))
134 #define BFIN_NAND_ALE(chip) ((unsigned long)(chip)->IO_ADDR_W | (1 << 1))
135 #define BFIN_NAND_READY     PF12
136 #define BFIN_NAND_WRITE(addr, cmd) \
137         do { \
138                 bfin_write8(addr, cmd); \
139                 SSYNC(); \
140         } while (0)
141
142 #define NAND_PLAT_WRITE_CMD(chip, cmd) BFIN_NAND_WRITE(BFIN_NAND_CLE(chip), cmd)
143 #define NAND_PLAT_WRITE_ADR(chip, cmd) BFIN_NAND_WRITE(BFIN_NAND_ALE(chip), cmd)
144 #define NAND_PLAT_DEV_READY(chip)      (bfin_read_PORTHIO() & BFIN_NAND_READY)
145 #define NAND_PLAT_INIT() \
146         do { \
147                 bfin_write_PORTH_FER(bfin_read_PORTH_FER() & ~BFIN_NAND_READY); \
148                 bfin_write_PORTHIO_DIR(bfin_read_PORTHIO_DIR() & ~BFIN_NAND_READY); \
149                 bfin_write_PORTHIO_INEN(bfin_read_PORTHIO_INEN() | BFIN_NAND_READY); \
150         } while (0)
151
152
153 /*
154  * I2C settings
155  */
156 #define CONFIG_BFIN_TWI_I2C     1
157 #define CONFIG_HARD_I2C         1
158
159
160 /*
161  * Misc Settings
162  */
163 #define CONFIG_BAUDRATE         115200
164 #define CONFIG_MISC_INIT_R
165 #define CONFIG_RTC_BFIN
166 #define CONFIG_UART_CONSOLE     0
167
168 /* JFFS Partition offset set  */
169 #define CONFIG_SYS_JFFS2_FIRST_BANK     0
170 #define CONFIG_SYS_JFFS2_NUM_BANKS      1
171 /* 512k reserved for u-boot */
172 #define CONFIG_SYS_JFFS2_FIRST_SECTOR   15
173
174 #define CONFIG_BOOTCOMMAND      "run nandboot"
175 #define CONFIG_BOOTARGS_ROOT    "/dev/mtdblock1 rw rootfstype=yaffs"
176
177
178 /*
179  * Pull in common ADI header for remaining command/environment setup
180  */
181 #include <configs/bfin_adi_common.h>
182
183 #endif