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Angelo Dureghelloa3730242017-08-07 01:17:18 +02001/*
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
12#define CONFIG_STMARK2
13#define CONFIG_HOSTNAME stmark2
14
15#define CONFIG_MCFUART
16#define CONFIG_SYS_UART_PORT 0
17#define CONFIG_SYS_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 }
18
19#define LDS_BOARD_TEXT \
20 board/sysam/stmark2/sbf_dram_init.o (.text*)
21
22#define CONFIG_TIMESTAMP
23
24#define CONFIG_BOOTARGS \
25 "console=ttyS0,115200 root=/dev/ram0 rw " \
26 "rootfstype=ramfs " \
27 "rdinit=/bin/init " \
28 "devtmpfs.mount=1"
29
30#define CONFIG_BOOTCOMMAND \
31 "sf probe 0:1 50000000; " \
32 "sf read ${loadaddr} 0x100000 ${kern_size}; " \
33 "bootm ${loadaddr}"
34
35#define CONFIG_EXTRA_ENV_SETTINGS \
36 "kern_size=0x700000\0" \
37 "loadaddr=0x40001000\0" \
38 "-(rootfs)\0" \
39 "update_uboot=loady ${loadaddr}; " \
40 "sf probe 0:1 50000000; " \
41 "sf erase 0 0x80000; " \
42 "sf write ${loadaddr} 0 ${filesize}\0" \
43 "update_kernel=loady ${loadaddr}; " \
44 "setenv kern_size ${filesize}; saveenv; " \
45 "sf probe 0:1 50000000; " \
46 "sf erase 0x100000 0x700000; " \
47 "sf write ${loadaddr} 0x100000 ${filesize}\0" \
48 "update_rootfs=loady ${loadaddr}; " \
49 "sf probe 0:1 50000000; " \
50 "sf erase 0x00800000 0x100000; " \
51 "sf write ${loadaddr} 0x00800000 ${filesize}\0" \
52 ""
53
54/* Realtime clock */
55#undef CONFIG_MCFRTC
56#define CONFIG_RTC_MCFRRTC
57#define CONFIG_SYS_MCFRRTC_BASE 0xFC0A8000
58
59/* spi not partitions */
Angelo Dureghelloa3730242017-08-07 01:17:18 +020060#define CONFIG_MTD_DEVICE
61#define CONFIG_JFFS2_CMDLINE
62#define CONFIG_JFFS2_DEV "nor0"
Angelo Dureghelloa3730242017-08-07 01:17:18 +020063
64/* Timer */
65#define CONFIG_MCFTMR
66#undef CONFIG_MCFPIT
67
68/* DSPI and Serial Flash */
69#define CONFIG_CF_SPI
70#define CONFIG_CF_DSPI
71#define CONFIG_SF_DEFAULT_SPEED 50000000
72#define CONFIG_SERIAL_FLASH
73#define CONFIG_HARD_SPI
74#define CONFIG_SPI_FLASH_ISSI
75#define CONFIG_ENV_SPI_BUS 0
76#define CONFIG_ENV_SPI_CS 1
77
78#define CONFIG_SYS_SBFHDR_SIZE 0x7
79
80#define CONFIG_SYS_DSPI_CTAR0 (DSPI_CTAR_TRSZ(7) | \
81 DSPI_CTAR_PCSSCK_1CLK | \
82 DSPI_CTAR_PASC(0) | \
83 DSPI_CTAR_PDT(0) | \
84 DSPI_CTAR_CSSCK(0) | \
85 DSPI_CTAR_ASC(0) | \
86 DSPI_CTAR_DT(1) | \
87 DSPI_CTAR_BR(6))
88#define CONFIG_SYS_DSPI_CTAR1 (CONFIG_SYS_DSPI_CTAR0)
89#define CONFIG_SYS_DSPI_CTAR2 (CONFIG_SYS_DSPI_CTAR0)
90
91/* Input, PCI, Flexbus, and VCO */
92#define CONFIG_EXTRA_CLOCK
93
94#define CONFIG_PRAM 2048 /* 2048 KB */
95#define CONFIG_SYS_LONGHELP
96#define CONFIG_AUTO_COMPLETE
97#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
98
99/* Print Buffer Size */
100#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
101 sizeof(CONFIG_SYS_PROMPT) + 16)
102#define CONFIG_SYS_MAXARGS 16
103/* Boot Argument Buffer Size */
104#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
105
106#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x10000)
107#define CONFIG_SYS_MBAR 0xFC000000
108
109/*
110 * Definitions for initial stack pointer and data area (in internal SRAM)
111 */
112#define CONFIG_SYS_INIT_RAM_ADDR 0x80000000
113/* End of used area in internal SRAM */
114#define CONFIG_SYS_INIT_RAM_SIZE 0x10000
115#define CONFIG_SYS_INIT_RAM_CTRL 0x221
116#define CONFIG_SYS_GBL_DATA_OFFSET ((CONFIG_SYS_INIT_RAM_SIZE - \
117 GENERATED_GBL_DATA_SIZE) - 32)
118#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
119#define CONFIG_SYS_SBFHDR_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - 32)
120
121/*
122 * Start addresses for the final memory configuration
123 * (Set up by the startup code)
124 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
125 */
126#define CONFIG_SYS_SDRAM_BASE 0x40000000
127#define CONFIG_SYS_SDRAM_SIZE 128 /* SDRAM size in MB */
128
129#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x400)
130#define CONFIG_SYS_MEMTEST_END ((CONFIG_SYS_SDRAM_SIZE - 3) << 20)
131#define CONFIG_SYS_DRAM_TEST
132
133#if defined(CONFIG_CF_SBF)
134#define CONFIG_SERIAL_BOOT
135#endif
136
137#if defined(CONFIG_SERIAL_BOOT)
138#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_TEXT_BASE + 0x400)
139#else
140#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
141#endif
142
143#define CONFIG_SYS_BOOTPARAMS_LEN (64 * 1024)
144/* Reserve 256 kB for Monitor */
145#define CONFIG_SYS_MONITOR_LEN (256 << 10)
146/* Reserve 256 kB for malloc() */
147#define CONFIG_SYS_MALLOC_LEN (256 << 10)
148
149/*
150 * For booting Linux, the board info and command line data
151 * have to be in the first 8 MB of memory, since this is
152 * the maximum mapped by the Linux kernel during initialization ??
153 */
154/* Initial Memory map for Linux */
155#define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + \
156 (CONFIG_SYS_SDRAM_SIZE << 20))
157
158/* Configuration for environment
159 * Environment is embedded in u-boot in the second sector of the flash
160 */
161
162#if defined(CONFIG_CF_SBF)
163#define CONFIG_ENV_IS_IN_SPI_FLASH 1
164#define CONFIG_ENV_SPI_CS 1
165#define CONFIG_ENV_OFFSET 0x40000
166#define CONFIG_ENV_SIZE 0x2000
167#define CONFIG_ENV_SECT_SIZE 0x10000
168#endif
169
170#undef CONFIG_ENV_OVERWRITE
171
172/* Cache Configuration */
173#define CONFIG_SYS_CACHELINE_SIZE 16
174#define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
175 CONFIG_SYS_INIT_RAM_SIZE - 8)
176#define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
177 CONFIG_SYS_INIT_RAM_SIZE - 4)
178#define CONFIG_SYS_ICACHE_INV (CF_CACR_BCINVA + CF_CACR_ICINVA)
179#define CONFIG_SYS_DCACHE_INV (CF_CACR_DCINVA)
180#define CONFIG_SYS_CACHE_ACR2 (CONFIG_SYS_SDRAM_BASE | \
181 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
182 CF_ACR_EN | CF_ACR_SM_ALL)
183#define CONFIG_SYS_CACHE_ICACR (CF_CACR_BEC | CF_CACR_IEC | \
184 CF_CACR_ICINVA | CF_CACR_EUSP)
185#define CONFIG_SYS_CACHE_DCACR ((CONFIG_SYS_CACHE_ICACR | \
186 CF_CACR_DEC | CF_CACR_DDCM_P | \
187 CF_CACR_DCINVA) & ~CF_CACR_ICINVA)
188
189#define CACR_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
190 CONFIG_SYS_INIT_RAM_SIZE - 12)
191
192#endif /* __STMARK2_CONFIG_H */