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1/*
2 * Sysam stmark2 board configuration
3 *
4 * (C) Copyright 2017 Angelo Dureghello <angelo@sysam.it>
5 *
6 * SPDX-License-Identifier: GPL-2.0+
7 */
8
9#ifndef __STMARK2_CONFIG_H
10#define __STMARK2_CONFIG_H
11
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12#define CONFIG_HOSTNAME stmark2
13
14#define CONFIG_MCFUART
15#define CONFIG_SYS_UART_PORT 0
16#define CONFIG_SYS_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 }
17
18#define LDS_BOARD_TEXT \
19 board/sysam/stmark2/sbf_dram_init.o (.text*)
20
21#define CONFIG_TIMESTAMP
22
23#define CONFIG_BOOTARGS \
24 "console=ttyS0,115200 root=/dev/ram0 rw " \
25 "rootfstype=ramfs " \
26 "rdinit=/bin/init " \
27 "devtmpfs.mount=1"
28
29#define CONFIG_BOOTCOMMAND \
30 "sf probe 0:1 50000000; " \
31 "sf read ${loadaddr} 0x100000 ${kern_size}; " \
32 "bootm ${loadaddr}"
33
34#define CONFIG_EXTRA_ENV_SETTINGS \
35 "kern_size=0x700000\0" \
36 "loadaddr=0x40001000\0" \
37 "-(rootfs)\0" \
38 "update_uboot=loady ${loadaddr}; " \
39 "sf probe 0:1 50000000; " \
40 "sf erase 0 0x80000; " \
41 "sf write ${loadaddr} 0 ${filesize}\0" \
42 "update_kernel=loady ${loadaddr}; " \
43 "setenv kern_size ${filesize}; saveenv; " \
44 "sf probe 0:1 50000000; " \
45 "sf erase 0x100000 0x700000; " \
46 "sf write ${loadaddr} 0x100000 ${filesize}\0" \
47 "update_rootfs=loady ${loadaddr}; " \
48 "sf probe 0:1 50000000; " \
49 "sf erase 0x00800000 0x100000; " \
50 "sf write ${loadaddr} 0x00800000 ${filesize}\0" \
51 ""
52
53/* Realtime clock */
54#undef CONFIG_MCFRTC
55#define CONFIG_RTC_MCFRRTC
56#define CONFIG_SYS_MCFRRTC_BASE 0xFC0A8000
57
58/* spi not partitions */
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59#define CONFIG_MTD_DEVICE
60#define CONFIG_JFFS2_CMDLINE
61#define CONFIG_JFFS2_DEV "nor0"
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62
63/* Timer */
64#define CONFIG_MCFTMR
65#undef CONFIG_MCFPIT
66
67/* DSPI and Serial Flash */
68#define CONFIG_CF_SPI
69#define CONFIG_CF_DSPI
70#define CONFIG_SF_DEFAULT_SPEED 50000000
71#define CONFIG_SERIAL_FLASH
72#define CONFIG_HARD_SPI
73#define CONFIG_SPI_FLASH_ISSI
74#define CONFIG_ENV_SPI_BUS 0
75#define CONFIG_ENV_SPI_CS 1
76
77#define CONFIG_SYS_SBFHDR_SIZE 0x7
78
79#define CONFIG_SYS_DSPI_CTAR0 (DSPI_CTAR_TRSZ(7) | \
80 DSPI_CTAR_PCSSCK_1CLK | \
81 DSPI_CTAR_PASC(0) | \
82 DSPI_CTAR_PDT(0) | \
83 DSPI_CTAR_CSSCK(0) | \
84 DSPI_CTAR_ASC(0) | \
85 DSPI_CTAR_DT(1) | \
86 DSPI_CTAR_BR(6))
87#define CONFIG_SYS_DSPI_CTAR1 (CONFIG_SYS_DSPI_CTAR0)
88#define CONFIG_SYS_DSPI_CTAR2 (CONFIG_SYS_DSPI_CTAR0)
89
90/* Input, PCI, Flexbus, and VCO */
91#define CONFIG_EXTRA_CLOCK
92
93#define CONFIG_PRAM 2048 /* 2048 KB */
94#define CONFIG_SYS_LONGHELP
95#define CONFIG_AUTO_COMPLETE
96#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
97
98/* Print Buffer Size */
99#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
100 sizeof(CONFIG_SYS_PROMPT) + 16)
101#define CONFIG_SYS_MAXARGS 16
102/* Boot Argument Buffer Size */
103#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
104
105#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x10000)
106#define CONFIG_SYS_MBAR 0xFC000000
107
108/*
109 * Definitions for initial stack pointer and data area (in internal SRAM)
110 */
111#define CONFIG_SYS_INIT_RAM_ADDR 0x80000000
112/* End of used area in internal SRAM */
113#define CONFIG_SYS_INIT_RAM_SIZE 0x10000
114#define CONFIG_SYS_INIT_RAM_CTRL 0x221
115#define CONFIG_SYS_GBL_DATA_OFFSET ((CONFIG_SYS_INIT_RAM_SIZE - \
116 GENERATED_GBL_DATA_SIZE) - 32)
117#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
118#define CONFIG_SYS_SBFHDR_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - 32)
119
120/*
121 * Start addresses for the final memory configuration
122 * (Set up by the startup code)
123 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
124 */
125#define CONFIG_SYS_SDRAM_BASE 0x40000000
126#define CONFIG_SYS_SDRAM_SIZE 128 /* SDRAM size in MB */
127
128#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x400)
129#define CONFIG_SYS_MEMTEST_END ((CONFIG_SYS_SDRAM_SIZE - 3) << 20)
130#define CONFIG_SYS_DRAM_TEST
131
132#if defined(CONFIG_CF_SBF)
133#define CONFIG_SERIAL_BOOT
134#endif
135
136#if defined(CONFIG_SERIAL_BOOT)
137#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_TEXT_BASE + 0x400)
138#else
139#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
140#endif
141
142#define CONFIG_SYS_BOOTPARAMS_LEN (64 * 1024)
143/* Reserve 256 kB for Monitor */
144#define CONFIG_SYS_MONITOR_LEN (256 << 10)
145/* Reserve 256 kB for malloc() */
146#define CONFIG_SYS_MALLOC_LEN (256 << 10)
147
148/*
149 * For booting Linux, the board info and command line data
150 * have to be in the first 8 MB of memory, since this is
151 * the maximum mapped by the Linux kernel during initialization ??
152 */
153/* Initial Memory map for Linux */
154#define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + \
155 (CONFIG_SYS_SDRAM_SIZE << 20))
156
157/* Configuration for environment
158 * Environment is embedded in u-boot in the second sector of the flash
159 */
160
161#if defined(CONFIG_CF_SBF)
162#define CONFIG_ENV_IS_IN_SPI_FLASH 1
163#define CONFIG_ENV_SPI_CS 1
164#define CONFIG_ENV_OFFSET 0x40000
165#define CONFIG_ENV_SIZE 0x2000
166#define CONFIG_ENV_SECT_SIZE 0x10000
167#endif
168
169#undef CONFIG_ENV_OVERWRITE
170
171/* Cache Configuration */
172#define CONFIG_SYS_CACHELINE_SIZE 16
173#define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
174 CONFIG_SYS_INIT_RAM_SIZE - 8)
175#define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
176 CONFIG_SYS_INIT_RAM_SIZE - 4)
177#define CONFIG_SYS_ICACHE_INV (CF_CACR_BCINVA + CF_CACR_ICINVA)
178#define CONFIG_SYS_DCACHE_INV (CF_CACR_DCINVA)
179#define CONFIG_SYS_CACHE_ACR2 (CONFIG_SYS_SDRAM_BASE | \
180 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
181 CF_ACR_EN | CF_ACR_SM_ALL)
182#define CONFIG_SYS_CACHE_ICACR (CF_CACR_BEC | CF_CACR_IEC | \
183 CF_CACR_ICINVA | CF_CACR_EUSP)
184#define CONFIG_SYS_CACHE_DCACR ((CONFIG_SYS_CACHE_ICACR | \
185 CF_CACR_DEC | CF_CACR_DDCM_P | \
186 CF_CACR_DCINVA) & ~CF_CACR_ICINVA)
187
188#define CACR_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
189 CONFIG_SYS_INIT_RAM_SIZE - 12)
190
191#endif /* __STMARK2_CONFIG_H */