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 #define CONFIG_ZYNQ_SERIAL
37 
38 /* Ethernet driver */
39 #if defined(CONFIG_ZYNQ_GEM)
40 # define CONFIG_MII
41 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
42 # define CONFIG_PHY_MARVELL
43 # define CONFIG_PHY_REALTEK
44 # define CONFIG_PHY_XILINX
45 # define CONFIG_BOOTP_BOOTPATH
46 # define CONFIG_BOOTP_GATEWAY
47 # define CONFIG_BOOTP_HOSTNAME
48 # define CONFIG_BOOTP_MAY_FAIL
49 #endif
50 
51 /* SPI */
52 #ifdef CONFIG_ZYNQ_SPI
53 #endif
54 
55 /* QSPI */
56 #ifdef CONFIG_ZYNQ_QSPI
57 # define CONFIG_SF_DEFAULT_SPEED	30000000
58 # define CONFIG_SPI_FLASH_ISSI
59 #endif
60 
61 /* NOR */
62 #ifdef CONFIG_MTD_NOR_FLASH
63 # define CONFIG_SYS_FLASH_BASE		0xE2000000
64 # define CONFIG_SYS_FLASH_SIZE		(16 * 1024 * 1024)
65 # define CONFIG_SYS_MAX_FLASH_BANKS	1
66 # define CONFIG_SYS_MAX_FLASH_SECT	512
67 # define CONFIG_SYS_FLASH_ERASE_TOUT	1000
68 # define CONFIG_SYS_FLASH_WRITE_TOUT	5000
69 # define CONFIG_FLASH_SHOW_PROGRESS	10
70 # define CONFIG_SYS_FLASH_CFI
71 # undef CONFIG_SYS_FLASH_EMPTY_INFO
72 # define CONFIG_FLASH_CFI_DRIVER
73 # undef CONFIG_SYS_FLASH_PROTECTION
74 # define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
75 #endif
76 
77 #ifdef CONFIG_NAND_ZYNQ
78 #define CONFIG_SYS_MAX_NAND_DEVICE	1
79 #define CONFIG_SYS_NAND_ONFI_DETECTION
80 #define CONFIG_MTD_DEVICE
81 #endif
82 
83 /* MMC */
84 #if defined(CONFIG_MMC_SDHCI_ZYNQ)
85 # define CONFIG_ZYNQ_SDHCI_MAX_FREQ	52000000
86 #endif
87 
88 #ifdef CONFIG_USB_EHCI_ZYNQ
89 # define CONFIG_EHCI_IS_TDI
90 
91 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
92 # define DFU_DEFAULT_POLL_TIMEOUT	300
93 # define CONFIG_USB_CABLE_CHECK
94 # define CONFIG_THOR_RESET_OFF
95 # define CONFIG_USB_FUNCTION_THOR
96 # define DFU_ALT_INFO_RAM \
97 	"dfu_ram_info=" \
98 	"set dfu_alt_info " \
99 	"${kernel_image} ram 0x3000000 0x500000\\\\;" \
100 	"${devicetree_image} ram 0x2A00000 0x20000\\\\;" \
101 	"${ramdisk_image} ram 0x2000000 0x600000\0" \
102 	"dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
103 	"thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
104 
105 # if defined(CONFIG_MMC_SDHCI_ZYNQ)
106 #  define DFU_ALT_INFO_MMC \
107 	"dfu_mmc_info=" \
108 	"set dfu_alt_info " \
109 	"${kernel_image} fat 0 1\\\\;" \
110 	"${devicetree_image} fat 0 1\\\\;" \
111 	"${ramdisk_image} fat 0 1\0" \
112 	"dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \
113 	"thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0"
114 
115 #  define DFU_ALT_INFO	\
116 	DFU_ALT_INFO_RAM \
117 	DFU_ALT_INFO_MMC
118 # else
119 #  define DFU_ALT_INFO	\
120 	DFU_ALT_INFO_RAM
121 # endif
122 #endif
123 
124 #if !defined(DFU_ALT_INFO)
125 # define DFU_ALT_INFO
126 #endif
127 
128 #if defined(CONFIG_MMC_SDHCI_ZYNQ) || defined(CONFIG_ZYNQ_USB)
129 # define CONFIG_SUPPORT_VFAT
130 #endif
131 
132 #if defined(CONFIG_ZYNQ_I2C0) || defined(CONFIG_ZYNQ_I2C1)
133 #define CONFIG_SYS_I2C_ZYNQ
134 #endif
135 
136 /* I2C */
137 #if defined(CONFIG_SYS_I2C_ZYNQ)
138 # define CONFIG_SYS_I2C
139 # define CONFIG_SYS_I2C_ZYNQ_SPEED		100000
140 # define CONFIG_SYS_I2C_ZYNQ_SLAVE		0
141 #endif
142 
143 /* EEPROM */
144 #ifdef CONFIG_ZYNQ_EEPROM
145 # define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		1
146 # define CONFIG_SYS_I2C_EEPROM_ADDR		0x54
147 # define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	4
148 # define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	5
149 # define CONFIG_SYS_EEPROM_SIZE			1024 /* Bytes */
150 #endif
151 
152 /* Total Size of Environment Sector */
153 #define CONFIG_ENV_SIZE			(128 << 10)
154 
155 /* Allow to overwrite serial and ethaddr */
156 #define CONFIG_ENV_OVERWRITE
157 
158 /* Environment */
159 #ifndef CONFIG_ENV_IS_NOWHERE
160 # ifdef CONFIG_MTD_NOR_FLASH
161 /* Environment in NOR flash */
162 # elif defined(CONFIG_ZYNQ_QSPI)
163 /* Environment in Serial Flash */
164 # endif
165 
166 # define CONFIG_ENV_SECT_SIZE		CONFIG_ENV_SIZE
167 # define CONFIG_ENV_OFFSET		0xE0000
168 #endif
169 
170 /* enable preboot to be loaded before CONFIG_BOOTDELAY */
171 #define CONFIG_PREBOOT
172 
173 /* Boot configuration */
174 #define CONFIG_BOOTCOMMAND		"run $modeboot || run distro_bootcmd"
175 #define CONFIG_SYS_LOAD_ADDR		0 /* default? */
176 
177 /* Distro boot enablement */
178 
179 #ifdef CONFIG_SPL_BUILD
180 #define BOOTENV
181 #else
182 #include <config_distro_defaults.h>
183 
184 #ifdef CONFIG_CMD_MMC
185 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
186 #else
187 #define BOOT_TARGET_DEVICES_MMC(func)
188 #endif
189 
190 #ifdef CONFIG_CMD_USB
191 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
192 #else
193 #define BOOT_TARGET_DEVICES_USB(func)
194 #endif
195 
196 #if defined(CONFIG_CMD_PXE)
197 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
198 #else
199 #define BOOT_TARGET_DEVICES_PXE(func)
200 #endif
201 
202 #if defined(CONFIG_CMD_DHCP)
203 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
204 #else
205 #define BOOT_TARGET_DEVICES_DHCP(func)
206 #endif
207 
208 #define BOOT_TARGET_DEVICES(func) \
209 	BOOT_TARGET_DEVICES_MMC(func) \
210 	BOOT_TARGET_DEVICES_USB(func) \
211 	BOOT_TARGET_DEVICES_PXE(func) \
212 	BOOT_TARGET_DEVICES_DHCP(func)
213 
214 #include <config_distro_bootcmd.h>
215 #endif /* CONFIG_SPL_BUILD */
216 
217 /* Default environment */
218 #ifndef CONFIG_EXTRA_ENV_SETTINGS
219 #define CONFIG_EXTRA_ENV_SETTINGS	\
220 	"fit_image=fit.itb\0"		\
221 	"load_addr=0x2000000\0"		\
222 	"fit_size=0x800000\0"		\
223 	"flash_off=0x100000\0"		\
224 	"nor_flash_off=0xE2100000\0"	\
225 	"fdt_high=0x20000000\0"		\
226 	"initrd_high=0x20000000\0"	\
227 	"loadbootenv_addr=0x2000000\0" \
228 	"fdt_addr_r=0x1f00000\0"        \
229 	"pxefile_addr_r=0x2000000\0"    \
230 	"kernel_addr_r=0x2000000\0"     \
231 	"scriptaddr=0x3000000\0"        \
232 	"ramdisk_addr_r=0x3100000\0"    \
233 	"bootenv=uEnv.txt\0" \
234 	"bootenv_dev=mmc\0" \
235 	"loadbootenv=load ${bootenv_dev} 0 ${loadbootenv_addr} ${bootenv}\0" \
236 	"importbootenv=echo Importing environment from ${bootenv_dev} ...; " \
237 		"env import -t ${loadbootenv_addr} $filesize\0" \
238 	"bootenv_existence_test=test -e ${bootenv_dev} 0 /${bootenv}\0" \
239 	"setbootenv=if env run bootenv_existence_test; then " \
240 			"if env run loadbootenv; then " \
241 				"env run importbootenv; " \
242 			"fi; " \
243 		"fi; \0" \
244 	"sd_loadbootenv=set bootenv_dev mmc && " \
245 			"run setbootenv \0" \
246 	"usb_loadbootenv=set bootenv_dev usb && usb start && run setbootenv \0" \
247 	"preboot=if test $modeboot = sdboot; then " \
248 			"run sd_loadbootenv; " \
249 			"echo Checking if uenvcmd is set ...; " \
250 			"if test -n $uenvcmd; then " \
251 				"echo Running uenvcmd ...; " \
252 				"run uenvcmd; " \
253 			"fi; " \
254 		"fi; \0" \
255 	"norboot=echo Copying FIT from NOR flash to RAM... && " \
256 		"cp.b ${nor_flash_off} ${load_addr} ${fit_size} && " \
257 		"bootm ${load_addr}\0" \
258 	"sdboot=echo Copying FIT from SD to RAM... && " \
259 		"load mmc 0 ${load_addr} ${fit_image} && " \
260 		"bootm ${load_addr}\0" \
261 	"jtagboot=echo TFTPing FIT to RAM... && " \
262 		"tftpboot ${load_addr} ${fit_image} && " \
263 		"bootm ${load_addr}\0" \
264 	"usbboot=if usb start; then " \
265 			"echo Copying FIT from USB to RAM... && " \
266 			"load usb 0 ${load_addr} ${fit_image} && " \
267 			"bootm ${load_addr}; fi\0" \
268 		DFU_ALT_INFO \
269 		BOOTENV
270 #endif
271 
272 /* Miscellaneous configurable options */
273 
274 #define CONFIG_CMDLINE_EDITING
275 #define CONFIG_AUTO_COMPLETE
276 #define CONFIG_SYS_LONGHELP
277 #define CONFIG_CLOCKS
278 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
279 #define CONFIG_SYS_CBSIZE		256 /* Console I/O Buffer Size */
280 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
281 					sizeof(CONFIG_SYS_PROMPT) + 16)
282 
283 #ifndef CONFIG_NR_DRAM_BANKS
284 # define CONFIG_NR_DRAM_BANKS		1
285 #endif
286 
287 #define CONFIG_SYS_MEMTEST_START	0
288 #define CONFIG_SYS_MEMTEST_END		0x1000
289 
290 #define CONFIG_SYS_MALLOC_LEN		0x1400000
291 
292 #define CONFIG_SYS_INIT_RAM_ADDR	0xFFFF0000
293 #define CONFIG_SYS_INIT_RAM_SIZE	0x1000
294 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
295 					CONFIG_SYS_INIT_RAM_SIZE - \
296 					GENERATED_GBL_DATA_SIZE)
297 
298 /* Enable the PL to be downloaded */
299 #define CONFIG_FPGA
300 #define CONFIG_FPGA_XILINX
301 #define CONFIG_FPGA_ZYNQPL
302 
303 /* FIT support */
304 #define CONFIG_IMAGE_FORMAT_LEGACY /* enable also legacy image format */
305 
306 /* FDT support */
307 #define CONFIG_DISPLAY_BOARDINFO_LATE
308 
309 /* Extend size of kernel image for uncompression */
310 #define CONFIG_SYS_BOOTM_LEN	(60 * 1024 * 1024)
311 
312 /* Boot FreeBSD/vxWorks from an ELF image */
313 #define CONFIG_SYS_MMC_MAX_DEVICE	1
314 
315 #define CONFIG_SYS_LDSCRIPT  "arch/arm/mach-zynq/u-boot.lds"
316 
317 /* Commands */
318 
319 /* SPL part */
320 #define CONFIG_SPL_FRAMEWORK
321 
322 #define CONFIG_SPL_LDSCRIPT	"arch/arm/mach-zynq/u-boot-spl.lds"
323 
324 /* MMC support */
325 #ifdef CONFIG_MMC_SDHCI_ZYNQ
326 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
327 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME     "u-boot.img"
328 #endif
329 
330 /* Disable dcache for SPL just for sure */
331 #ifdef CONFIG_SPL_BUILD
332 #define CONFIG_SYS_DCACHE_OFF
333 #undef CONFIG_FPGA
334 #endif
335 
336 /* Address in RAM where the parameters must be copied by SPL. */
337 #define CONFIG_SYS_SPL_ARGS_ADDR	0x10000000
338 
339 #define CONFIG_SPL_FS_LOAD_ARGS_NAME		"system.dtb"
340 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME		"uImage"
341 
342 /* Not using MMC raw mode - just for compilation purpose */
343 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR	0
344 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS	0
345 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR	0
346 
347 /* qspi mode is working fine */
348 #ifdef CONFIG_ZYNQ_QSPI
349 #define CONFIG_SPL_SPI_LOAD
350 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x100000
351 #define CONFIG_SYS_SPI_ARGS_OFFS	0x200000
352 #define CONFIG_SYS_SPI_ARGS_SIZE	0x80000
353 #define CONFIG_SYS_SPI_KERNEL_OFFS	(CONFIG_SYS_SPI_ARGS_OFFS + \
354 					CONFIG_SYS_SPI_ARGS_SIZE)
355 #endif
356 
357 /* for booting directly linux */
358 
359 /* SP location before relocation, must use scratch RAM */
360 #define CONFIG_SPL_TEXT_BASE	0x0
361 
362 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
363 #define CONFIG_SPL_MAX_SIZE	0x30000
364 
365 /* The highest 64k OCM address */
366 #define OCM_HIGH_ADDR	0xffff0000
367 
368 /* On the top of OCM space */
369 #define CONFIG_SYS_SPL_MALLOC_START	OCM_HIGH_ADDR
370 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x2000
371 
372 /*
373  * SPL stack position - and stack goes down
374  * 0xfffffe00 is used for putting wfi loop.
375  * Set it up as limit for now.
376  */
377 #define CONFIG_SPL_STACK	0xfffffe00
378 
379 /* BSS setup */
380 #define CONFIG_SPL_BSS_START_ADDR	0x100000
381 #define CONFIG_SPL_BSS_MAX_SIZE		0x100000
382 
383 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
384 
385 #endif /* __CONFIG_ZYNQ_COMMON_H */
386