xref: /openbmc/u-boot/include/configs/km/km_arm.h (revision a22bbfda)
1 /*
2  * (C) Copyright 2009
3  * Marvell Semiconductor <www.marvell.com>
4  * Prafulla Wadaskar <prafulla@marvell.com>
5  *
6  * (C) Copyright 2009
7  * Stefan Roese, DENX Software Engineering, sr@denx.de.
8  *
9  * (C) Copyright 2010-2011
10  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
11  *
12  * SPDX-License-Identifier:	GPL-2.0+
13  */
14 
15 /*
16  * for linking errors see
17  * http://lists.denx.de/pipermail/u-boot/2009-July/057350.html
18  */
19 
20 #ifndef _CONFIG_KM_ARM_H
21 #define _CONFIG_KM_ARM_H
22 
23 /*
24  * High Level Configuration Options (easy to change)
25  */
26 #define CONFIG_MARVELL
27 #define CONFIG_FEROCEON_88FR131		/* CPU Core subversion */
28 #define CONFIG_KW88F6281		/* SOC Name */
29 #define CONFIG_MACH_KM_KIRKWOOD		/* Machine type */
30 
31 #define CONFIG_MACH_TYPE	MACH_TYPE_KM_KIRKWOOD
32 
33 #define CONFIG_NAND_ECC_BCH
34 #define CONFIG_BCH
35 
36 /* include common defines/options for all Keymile boards */
37 #include "keymile-common.h"
38 
39 /* SPI NOR Flash default params, used by sf commands */
40 #define CONFIG_SF_DEFAULT_SPEED		8100000
41 #define CONFIG_SF_DEFAULT_MODE		SPI_MODE_3
42 
43 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
44 #define CONFIG_ENV_SPI_BUS		0
45 #define CONFIG_ENV_SPI_CS		0
46 #define CONFIG_ENV_SPI_MAX_HZ		8100000
47 #define CONFIG_ENV_SPI_MODE		SPI_MODE_3
48 #endif
49 
50 /* Reserve 4 MB for malloc */
51 #define CONFIG_SYS_MALLOC_LEN		(4 * 1024 * 1024)
52 
53 #include "asm/arch/config.h"
54 
55 #define CONFIG_SYS_TEXT_BASE	0x07d00000	/* code address before reloc */
56 #define CONFIG_SYS_MEMTEST_START 0x00400000	/* 4M */
57 #define CONFIG_SYS_MEMTEST_END	0x007fffff	/*(_8M -1) */
58 #define CONFIG_SYS_LOAD_ADDR	0x00800000	/* default load adr- 8M */
59 
60 /* pseudo-non volatile RAM [hex] */
61 #define CONFIG_KM_PNVRAM	0x80000
62 /* physical RAM MTD size [hex] */
63 #define CONFIG_KM_PHRAM		0x17F000
64 
65 #define CONFIG_KM_CRAMFS_ADDR	0x2400000
66 #define CONFIG_KM_KERNEL_ADDR	0x2000000	/* 3098KBytes */
67 #define CONFIG_KM_FDT_ADDR	0x23E0000	/*  128KBytes */
68 
69 /* architecture specific default bootargs */
70 #define CONFIG_KM_DEF_BOOT_ARGS_CPU					\
71 		"bootcountaddr=${bootcountaddr} ${mtdparts}"		\
72 		" boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
73 
74 #define CONFIG_KM_DEF_ENV_CPU						\
75 	"u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.kwb\0"		\
76 	CONFIG_KM_UPDATE_UBOOT						\
77 	"set_fdthigh=setenv fdt_high ${kernelmem}\0"			\
78 	"checkfdt="							\
79 		"if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; "	\
80 		"then true; else setenv cramfsloadfdt true; "		\
81 		"setenv boot bootm ${load_addr_r}; "			\
82 		"echo No FDT found, booting with the kernel "		\
83 		"appended one; fi\0"					\
84 	""
85 
86 #define CONFIG_SKIP_LOWLEVEL_INIT	/* disable board lowlevel_init */
87 #define CONFIG_MISC_INIT_R
88 
89 /*
90  * NS16550 Configuration
91  */
92 #define CONFIG_SYS_NS16550_SERIAL
93 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
94 #define CONFIG_SYS_NS16550_CLK		CONFIG_SYS_TCLK
95 #define CONFIG_SYS_NS16550_COM1		KW_UART0_BASE
96 #define CONFIG_SYS_NS16550_COM2		KW_UART1_BASE
97 
98 /*
99  * Serial Port configuration
100  * The following definitions let you select what serial you want to use
101  * for your console driver.
102  */
103 
104 #define CONFIG_CONS_INDEX	1	/* Console on UART0 */
105 
106 /*
107  * For booting Linux, the board info and command line data
108  * have to be in the first 8 MB of memory, since this is
109  * the maximum mapped by the Linux kernel during initialization.
110  */
111 #define CONFIG_BOOTMAPSZ	(8 << 20)	/* Initial Memmap for Linux */
112 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs  */
113 #define CONFIG_INITRD_TAG		/* enable INITRD tag */
114 #define CONFIG_SETUP_MEMORY_TAGS	/* enable memory tag */
115 
116 /*
117  * NAND Flash configuration
118  */
119 #define CONFIG_SYS_MAX_NAND_DEVICE	1
120 
121 #define BOOTFLASH_START		0x0
122 
123 /* Kirkwood has two serial IF */
124 #if (CONFIG_CONS_INDEX == 2)
125 #define CONFIG_KM_CONSOLE_TTY	"ttyS1"
126 #else
127 #define CONFIG_KM_CONSOLE_TTY	"ttyS0"
128 #endif
129 
130 /*
131  * Other required minimal configurations
132  */
133 #define CONFIG_ARCH_CPU_INIT		/* call arch_cpu_init() */
134 #define CONFIG_NR_DRAM_BANKS	4
135 #define CONFIG_SYS_RESET_ADDRESS 0xffff0000	/* Rst Vector Adr */
136 
137 /*
138  * Ethernet Driver configuration
139  */
140 #define CONFIG_NETCONSOLE	/* include NetConsole support   */
141 #define CONFIG_MII		/* expose smi ove miiphy interface */
142 #define CONFIG_MVGBE		/* Enable Marvell Gbe Controller Driver */
143 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN	/* detect link using phy */
144 #define CONFIG_MVGBE_PORTS	{1, 0}	/* enable port 0 only */
145 #define CONFIG_PHY_BASE_ADR	0
146 #define CONFIG_ENV_OVERWRITE	/* ethaddr can be reprogrammed */
147 #define CONFIG_KM_COMMON_ETH_INIT /* standard km ethernet_present for piggy */
148 
149 /*
150  * I2C related stuff
151  */
152 #undef CONFIG_I2C_MVTWSI
153 #define CONFIG_SYS_I2C
154 #define	CONFIG_SYS_I2C_SOFT	/* I2C bit-banged	*/
155 #define CONFIG_SYS_I2C_INIT_BOARD
156 
157 #define	CONFIG_KIRKWOOD_GPIO		/* Enable GPIO Support */
158 #define CONFIG_SYS_NUM_I2C_BUSES	6
159 #define CONFIG_SYS_I2C_MAX_HOPS		1
160 #define CONFIG_SYS_I2C_BUSES	{	{0, {I2C_NULL_HOP} }, \
161 					{0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
162 					{0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
163 					{0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
164 					{0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
165 					{0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
166 				}
167 
168 #ifndef __ASSEMBLY__
169 #include <asm/arch/gpio.h>
170 extern void __set_direction(unsigned pin, int high);
171 void set_sda(int state);
172 void set_scl(int state);
173 int get_sda(void);
174 int get_scl(void);
175 #define KM_KIRKWOOD_SDA_PIN	8
176 #define KM_KIRKWOOD_SCL_PIN	9
177 #define KM_KIRKWOOD_SOFT_I2C_GPIOS	0x0300
178 #define KM_KIRKWOOD_ENV_WP	38
179 
180 #define I2C_ACTIVE	__set_direction(KM_KIRKWOOD_SDA_PIN, 0)
181 #define I2C_TRISTATE	__set_direction(KM_KIRKWOOD_SDA_PIN, 1)
182 #define I2C_READ	(kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
183 #define I2C_SDA(bit)	kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
184 #define I2C_SCL(bit)	kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
185 #endif
186 
187 #define I2C_DELAY	udelay(1)
188 #define I2C_SOFT_DECLARATIONS
189 
190 #define	CONFIG_SYS_I2C_SOFT_SLAVE	0x0
191 #define	CONFIG_SYS_I2C_SOFT_SPEED	100000
192 
193 /* EEprom support 24C128, 24C256 valid for environment eeprom */
194 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
195 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	6 /* 64 Byte write page */
196 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10
197 
198 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
199 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
200 
201 /*
202  *  Environment variables configurations
203  */
204 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
205 #define CONFIG_ENV_OFFSET		0xc0000     /* no bracets! */
206 #define CONFIG_ENV_SIZE			0x02000     /* Size of Environment */
207 #define CONFIG_ENV_SECT_SIZE		0x10000
208 #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + \
209 					CONFIG_ENV_SECT_SIZE)
210 #define CONFIG_ENV_TOTAL_SIZE		0x20000     /* no bracets! */
211 #else
212 #define CONFIG_SYS_DEF_EEPROM_ADDR	0x50
213 #define CONFIG_ENV_EEPROM_IS_ON_I2C
214 #define CONFIG_SYS_EEPROM_WREN
215 #define CONFIG_ENV_OFFSET		0x0 /* no bracets! */
216 #define CONFIG_ENV_SIZE			(0x2000 - CONFIG_ENV_OFFSET)
217 #define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
218 #define CONFIG_ENV_OFFSET_REDUND	0x2000 /* no bracets! */
219 #define CONFIG_ENV_SIZE_REDUND		(CONFIG_ENV_SIZE)
220 #endif
221 
222 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
223 
224 
225 /* SPI bus claim MPP configuration */
226 #define CONFIG_SYS_KW_SPI_MPP	0x0
227 
228 #define FLASH_GPIO_PIN			0x00010000
229 #define KM_FLASH_GPIO_PIN	16
230 
231 #ifndef MTDIDS_DEFAULT
232 # define MTDIDS_DEFAULT		"nand0=orion_nand"
233 #endif /* MTDIDS_DEFAULT */
234 
235 #ifndef MTDPARTS_DEFAULT
236 # define MTDPARTS_DEFAULT	"mtdparts="			\
237 	"orion_nand:"						\
238 		"-(" CONFIG_KM_UBI_PARTITION_NAME_BOOT ");"
239 #endif /* MTDPARTS_DEFAULT */
240 
241 #define	CONFIG_KM_UPDATE_UBOOT						\
242 	"update="							\
243 		"sf probe 0;sf erase 0 +${filesize};"			\
244 		"sf write ${load_addr_r} 0 ${filesize};\0"
245 
246 #if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
247 #define CONFIG_KM_NEW_ENV						\
248 	"newenv=sf probe 0;"						\
249 		"sf erase " __stringify(CONFIG_ENV_OFFSET) " "		\
250 		__stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
251 #else
252 #define CONFIG_KM_NEW_ENV						\
253 	"newenv=setenv addr 0x100000 && "				\
254 		"i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; "  \
255 		"mw.b ${addr} 0 4 && "					\
256 		"eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR)	\
257 		" ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && "	\
258 		"eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR)	\
259 		" ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
260 #endif
261 
262 #ifndef CONFIG_KM_BOARD_EXTRA_ENV
263 #define CONFIG_KM_BOARD_EXTRA_ENV       ""
264 #endif
265 
266 /*
267  * Default environment variables
268  */
269 #define CONFIG_EXTRA_ENV_SETTINGS					\
270 	CONFIG_KM_BOARD_EXTRA_ENV					\
271 	CONFIG_KM_DEF_ENV						\
272 	CONFIG_KM_NEW_ENV						\
273 	"arch=arm\0"							\
274 	""
275 
276 #if !defined(CONFIG_MTD_NOR_FLASH)
277 #undef	CONFIG_FLASH_CFI_MTD
278 #undef	CONFIG_JFFS2_CMDLINE
279 #endif
280 
281 /* additions for new relocation code, must be added to all boards */
282 #define CONFIG_SYS_SDRAM_BASE		0x00000000
283 /* Do early setups now in board_init_f() */
284 
285 /*
286  * resereved pram area at the end of memroy [hex]
287  * 8Mbytes for switch + 4Kbytes for bootcount
288  */
289 #define CONFIG_KM_RESERVED_PRAM 0x801000
290 /* address for the bootcount (taken from end of RAM) */
291 #define BOOTCOUNT_ADDR          (CONFIG_KM_RESERVED_PRAM)
292 /* Use generic bootcount RAM driver */
293 #define CONFIG_BOOTCOUNT_RAM
294 
295 /* enable POST tests */
296 #define CONFIG_POST	(CONFIG_SYS_POST_MEM_REGIONS)
297 #define CONFIG_POST_SKIP_ENV_FLAGS
298 #define CONFIG_POST_EXTERNAL_WORD_FUNCS
299 
300 /* we do the whole PCIe FPGA config stuff here */
301 
302 #endif /* _CONFIG_KM_ARM_H */
303