1 /*
2  * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
3  * (C) Copyright 2013 Xilinx, Inc.
4  *
5  * Common configuration options for all Zynq boards.
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #ifndef __CONFIG_ZYNQ_COMMON_H
11 #define __CONFIG_ZYNQ_COMMON_H
12 
13 /* CPU clock */
14 #ifndef CONFIG_CPU_FREQ_HZ
15 # define CONFIG_CPU_FREQ_HZ	800000000
16 #endif
17 
18 /* Cache options */
19 #define CONFIG_SYS_L2CACHE_OFF
20 #ifndef CONFIG_SYS_L2CACHE_OFF
21 # define CONFIG_SYS_L2_PL310
22 # define CONFIG_SYS_PL310_BASE		0xf8f02000
23 #endif
24 
25 #define ZYNQ_SCUTIMER_BASEADDR		0xF8F00600
26 #define CONFIG_SYS_TIMERBASE		ZYNQ_SCUTIMER_BASEADDR
27 #define CONFIG_SYS_TIMER_COUNTS_DOWN
28 #define CONFIG_SYS_TIMER_COUNTER	(CONFIG_SYS_TIMERBASE + 0x4)
29 
30 /* Serial drivers */
31 /* The following table includes the supported baudrates */
32 #define CONFIG_SYS_BAUDRATE_TABLE  \
33 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
34 
35 #define CONFIG_ARM_DCC
36 
37 /* Ethernet driver */
38 #if defined(CONFIG_ZYNQ_GEM)
39 # define CONFIG_MII
40 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
41 # define CONFIG_PHY_MARVELL
42 # define CONFIG_PHY_REALTEK
43 # define CONFIG_PHY_XILINX
44 # define CONFIG_BOOTP_BOOTPATH
45 # define CONFIG_BOOTP_GATEWAY
46 # define CONFIG_BOOTP_HOSTNAME
47 # define CONFIG_BOOTP_MAY_FAIL
48 #endif
49 
50 /* SPI */
51 #ifdef CONFIG_ZYNQ_SPI
52 #endif
53 
54 /* QSPI */
55 #ifdef CONFIG_ZYNQ_QSPI
56 # define CONFIG_SF_DEFAULT_SPEED	30000000
57 # define CONFIG_SPI_FLASH_ISSI
58 #endif
59 
60 /* NOR */
61 #ifdef CONFIG_MTD_NOR_FLASH
62 # define CONFIG_SYS_FLASH_BASE		0xE2000000
63 # define CONFIG_SYS_FLASH_SIZE		(16 * 1024 * 1024)
64 # define CONFIG_SYS_MAX_FLASH_BANKS	1
65 # define CONFIG_SYS_MAX_FLASH_SECT	512
66 # define CONFIG_SYS_FLASH_ERASE_TOUT	1000
67 # define CONFIG_SYS_FLASH_WRITE_TOUT	5000
68 # define CONFIG_FLASH_SHOW_PROGRESS	10
69 # define CONFIG_SYS_FLASH_CFI
70 # undef CONFIG_SYS_FLASH_EMPTY_INFO
71 # define CONFIG_FLASH_CFI_DRIVER
72 # undef CONFIG_SYS_FLASH_PROTECTION
73 # define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
74 #endif
75 
76 #ifdef CONFIG_NAND_ZYNQ
77 #define CONFIG_SYS_MAX_NAND_DEVICE	1
78 #define CONFIG_SYS_NAND_ONFI_DETECTION
79 #define CONFIG_MTD_DEVICE
80 #endif
81 
82 /* MMC */
83 #if defined(CONFIG_MMC_SDHCI_ZYNQ)
84 # define CONFIG_ZYNQ_SDHCI_MAX_FREQ	52000000
85 #endif
86 
87 #ifdef CONFIG_USB_EHCI_ZYNQ
88 # define CONFIG_EHCI_IS_TDI
89 
90 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
91 # define DFU_DEFAULT_POLL_TIMEOUT	300
92 # define CONFIG_USB_CABLE_CHECK
93 # define CONFIG_THOR_RESET_OFF
94 # define CONFIG_USB_FUNCTION_THOR
95 # define DFU_ALT_INFO_RAM \
96 	"dfu_ram_info=" \
97 	"set dfu_alt_info " \
98 	"${kernel_image} ram 0x3000000 0x500000\\\\;" \
99 	"${devicetree_image} ram 0x2A00000 0x20000\\\\;" \
100 	"${ramdisk_image} ram 0x2000000 0x600000\0" \
101 	"dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
102 	"thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
103 
104 # if defined(CONFIG_MMC_SDHCI_ZYNQ)
105 #  define DFU_ALT_INFO_MMC \
106 	"dfu_mmc_info=" \
107 	"set dfu_alt_info " \
108 	"${kernel_image} fat 0 1\\\\;" \
109 	"${devicetree_image} fat 0 1\\\\;" \
110 	"${ramdisk_image} fat 0 1\0" \
111 	"dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \
112 	"thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0"
113 
114 #  define DFU_ALT_INFO	\
115 	DFU_ALT_INFO_RAM \
116 	DFU_ALT_INFO_MMC
117 # else
118 #  define DFU_ALT_INFO	\
119 	DFU_ALT_INFO_RAM
120 # endif
121 #endif
122 
123 #if !defined(DFU_ALT_INFO)
124 # define DFU_ALT_INFO
125 #endif
126 
127 #if defined(CONFIG_MMC_SDHCI_ZYNQ) || defined(CONFIG_ZYNQ_USB)
128 # define CONFIG_SUPPORT_VFAT
129 #endif
130 
131 #if defined(CONFIG_ZYNQ_I2C0) || defined(CONFIG_ZYNQ_I2C1)
132 #define CONFIG_SYS_I2C_ZYNQ
133 #endif
134 
135 /* I2C */
136 #if defined(CONFIG_SYS_I2C_ZYNQ)
137 # define CONFIG_SYS_I2C
138 # define CONFIG_SYS_I2C_ZYNQ_SPEED		100000
139 # define CONFIG_SYS_I2C_ZYNQ_SLAVE		0
140 #endif
141 
142 /* EEPROM */
143 #ifdef CONFIG_ZYNQ_EEPROM
144 # define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		1
145 # define CONFIG_SYS_I2C_EEPROM_ADDR		0x54
146 # define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	4
147 # define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	5
148 # define CONFIG_SYS_EEPROM_SIZE			1024 /* Bytes */
149 #endif
150 
151 /* Total Size of Environment Sector */
152 #define CONFIG_ENV_SIZE			(128 << 10)
153 
154 /* Allow to overwrite serial and ethaddr */
155 #define CONFIG_ENV_OVERWRITE
156 
157 /* Environment */
158 #ifndef CONFIG_ENV_IS_NOWHERE
159 # define CONFIG_ENV_SECT_SIZE		CONFIG_ENV_SIZE
160 # define CONFIG_ENV_OFFSET		0xE0000
161 #endif
162 
163 /* enable preboot to be loaded before CONFIG_BOOTDELAY */
164 #define CONFIG_PREBOOT
165 
166 /* Boot configuration */
167 #define CONFIG_BOOTCOMMAND		"run $modeboot || run distro_bootcmd"
168 #define CONFIG_SYS_LOAD_ADDR		0 /* default? */
169 
170 /* Distro boot enablement */
171 
172 #ifdef CONFIG_SPL_BUILD
173 #define BOOTENV
174 #else
175 #include <config_distro_defaults.h>
176 
177 #ifdef CONFIG_CMD_MMC
178 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
179 #else
180 #define BOOT_TARGET_DEVICES_MMC(func)
181 #endif
182 
183 #ifdef CONFIG_CMD_USB
184 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
185 #else
186 #define BOOT_TARGET_DEVICES_USB(func)
187 #endif
188 
189 #if defined(CONFIG_CMD_PXE)
190 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
191 #else
192 #define BOOT_TARGET_DEVICES_PXE(func)
193 #endif
194 
195 #if defined(CONFIG_CMD_DHCP)
196 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
197 #else
198 #define BOOT_TARGET_DEVICES_DHCP(func)
199 #endif
200 
201 #define BOOT_TARGET_DEVICES(func) \
202 	BOOT_TARGET_DEVICES_MMC(func) \
203 	BOOT_TARGET_DEVICES_USB(func) \
204 	BOOT_TARGET_DEVICES_PXE(func) \
205 	BOOT_TARGET_DEVICES_DHCP(func)
206 
207 #include <config_distro_bootcmd.h>
208 #endif /* CONFIG_SPL_BUILD */
209 
210 /* Default environment */
211 #ifndef CONFIG_EXTRA_ENV_SETTINGS
212 #define CONFIG_EXTRA_ENV_SETTINGS	\
213 	"fit_image=fit.itb\0"		\
214 	"load_addr=0x2000000\0"		\
215 	"fit_size=0x800000\0"		\
216 	"flash_off=0x100000\0"		\
217 	"nor_flash_off=0xE2100000\0"	\
218 	"fdt_high=0x20000000\0"		\
219 	"initrd_high=0x20000000\0"	\
220 	"loadbootenv_addr=0x2000000\0" \
221 	"fdt_addr_r=0x1f00000\0"        \
222 	"pxefile_addr_r=0x2000000\0"    \
223 	"kernel_addr_r=0x2000000\0"     \
224 	"scriptaddr=0x3000000\0"        \
225 	"ramdisk_addr_r=0x3100000\0"    \
226 	"bootenv=uEnv.txt\0" \
227 	"bootenv_dev=mmc\0" \
228 	"loadbootenv=load ${bootenv_dev} 0 ${loadbootenv_addr} ${bootenv}\0" \
229 	"importbootenv=echo Importing environment from ${bootenv_dev} ...; " \
230 		"env import -t ${loadbootenv_addr} $filesize\0" \
231 	"bootenv_existence_test=test -e ${bootenv_dev} 0 /${bootenv}\0" \
232 	"setbootenv=if env run bootenv_existence_test; then " \
233 			"if env run loadbootenv; then " \
234 				"env run importbootenv; " \
235 			"fi; " \
236 		"fi; \0" \
237 	"sd_loadbootenv=set bootenv_dev mmc && " \
238 			"run setbootenv \0" \
239 	"usb_loadbootenv=set bootenv_dev usb && usb start && run setbootenv \0" \
240 	"preboot=if test $modeboot = sdboot; then " \
241 			"run sd_loadbootenv; " \
242 			"echo Checking if uenvcmd is set ...; " \
243 			"if test -n $uenvcmd; then " \
244 				"echo Running uenvcmd ...; " \
245 				"run uenvcmd; " \
246 			"fi; " \
247 		"fi; \0" \
248 	"norboot=echo Copying FIT from NOR flash to RAM... && " \
249 		"cp.b ${nor_flash_off} ${load_addr} ${fit_size} && " \
250 		"bootm ${load_addr}\0" \
251 	"sdboot=echo Copying FIT from SD to RAM... && " \
252 		"load mmc 0 ${load_addr} ${fit_image} && " \
253 		"bootm ${load_addr}\0" \
254 	"jtagboot=echo TFTPing FIT to RAM... && " \
255 		"tftpboot ${load_addr} ${fit_image} && " \
256 		"bootm ${load_addr}\0" \
257 	"usbboot=if usb start; then " \
258 			"echo Copying FIT from USB to RAM... && " \
259 			"load usb 0 ${load_addr} ${fit_image} && " \
260 			"bootm ${load_addr}; fi\0" \
261 		DFU_ALT_INFO \
262 		BOOTENV
263 #endif
264 
265 /* Miscellaneous configurable options */
266 
267 #define CONFIG_CMDLINE_EDITING
268 #define CONFIG_AUTO_COMPLETE
269 #define CONFIG_SYS_LONGHELP
270 #define CONFIG_CLOCKS
271 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
272 
273 #ifndef CONFIG_NR_DRAM_BANKS
274 # define CONFIG_NR_DRAM_BANKS		1
275 #endif
276 
277 #define CONFIG_SYS_MEMTEST_START	0
278 #define CONFIG_SYS_MEMTEST_END		0x1000
279 
280 #define CONFIG_SYS_MALLOC_LEN		0x1400000
281 
282 #define CONFIG_SYS_INIT_RAM_ADDR	0xFFFF0000
283 #define CONFIG_SYS_INIT_RAM_SIZE	0x1000
284 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
285 					CONFIG_SYS_INIT_RAM_SIZE - \
286 					GENERATED_GBL_DATA_SIZE)
287 
288 /* Enable the PL to be downloaded */
289 #define CONFIG_FPGA_ZYNQPL
290 
291 /* FIT support */
292 #define CONFIG_IMAGE_FORMAT_LEGACY /* enable also legacy image format */
293 
294 /* Extend size of kernel image for uncompression */
295 #define CONFIG_SYS_BOOTM_LEN	(60 * 1024 * 1024)
296 
297 /* Boot FreeBSD/vxWorks from an ELF image */
298 #define CONFIG_SYS_MMC_MAX_DEVICE	1
299 
300 #define CONFIG_SYS_LDSCRIPT  "arch/arm/mach-zynq/u-boot.lds"
301 
302 /* Commands */
303 
304 /* SPL part */
305 #define CONFIG_SPL_FRAMEWORK
306 
307 /* MMC support */
308 #ifdef CONFIG_MMC_SDHCI_ZYNQ
309 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
310 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME     "u-boot.img"
311 #endif
312 
313 /* Disable dcache for SPL just for sure */
314 #ifdef CONFIG_SPL_BUILD
315 #define CONFIG_SYS_DCACHE_OFF
316 #endif
317 
318 /* Address in RAM where the parameters must be copied by SPL. */
319 #define CONFIG_SYS_SPL_ARGS_ADDR	0x10000000
320 
321 #define CONFIG_SPL_FS_LOAD_ARGS_NAME		"system.dtb"
322 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME		"uImage"
323 
324 /* Not using MMC raw mode - just for compilation purpose */
325 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR	0
326 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS	0
327 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR	0
328 
329 /* qspi mode is working fine */
330 #ifdef CONFIG_ZYNQ_QSPI
331 #define CONFIG_SPL_SPI_LOAD
332 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x100000
333 #define CONFIG_SYS_SPI_ARGS_OFFS	0x200000
334 #define CONFIG_SYS_SPI_ARGS_SIZE	0x80000
335 #define CONFIG_SYS_SPI_KERNEL_OFFS	(CONFIG_SYS_SPI_ARGS_OFFS + \
336 					CONFIG_SYS_SPI_ARGS_SIZE)
337 #endif
338 
339 /* for booting directly linux */
340 
341 /* SP location before relocation, must use scratch RAM */
342 #define CONFIG_SPL_TEXT_BASE	0x0
343 
344 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
345 #define CONFIG_SPL_MAX_SIZE	0x30000
346 
347 /* The highest 64k OCM address */
348 #define OCM_HIGH_ADDR	0xffff0000
349 
350 /* On the top of OCM space */
351 #define CONFIG_SYS_SPL_MALLOC_START	OCM_HIGH_ADDR
352 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x2000
353 
354 /*
355  * SPL stack position - and stack goes down
356  * 0xfffffe00 is used for putting wfi loop.
357  * Set it up as limit for now.
358  */
359 #define CONFIG_SPL_STACK	0xfffffe00
360 
361 /* BSS setup */
362 #define CONFIG_SPL_BSS_START_ADDR	0x100000
363 #define CONFIG_SPL_BSS_MAX_SIZE		0x100000
364 
365 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
366 
367 #endif /* __CONFIG_ZYNQ_COMMON_H */
368