1 /*
2  * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
3  * (C) Copyright 2013 - 2018 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_BOOTP_BOOTPATH
42 # define CONFIG_BOOTP_GATEWAY
43 # define CONFIG_BOOTP_HOSTNAME
44 # define CONFIG_BOOTP_MAY_FAIL
45 #endif
46 
47 /* SPI */
48 #ifdef CONFIG_ZYNQ_SPI
49 #endif
50 
51 /* QSPI */
52 #ifdef CONFIG_ZYNQ_QSPI
53 # define CONFIG_SF_DEFAULT_SPEED	30000000
54 # define CONFIG_SPI_FLASH_ISSI
55 #endif
56 
57 /* NOR */
58 #ifdef CONFIG_MTD_NOR_FLASH
59 # define CONFIG_SYS_FLASH_BASE		0xE2000000
60 # define CONFIG_SYS_FLASH_SIZE		(16 * 1024 * 1024)
61 # define CONFIG_SYS_MAX_FLASH_BANKS	1
62 # define CONFIG_SYS_MAX_FLASH_SECT	512
63 # define CONFIG_SYS_FLASH_ERASE_TOUT	1000
64 # define CONFIG_SYS_FLASH_WRITE_TOUT	5000
65 # define CONFIG_FLASH_SHOW_PROGRESS	10
66 # define CONFIG_SYS_FLASH_CFI
67 # undef CONFIG_SYS_FLASH_EMPTY_INFO
68 # define CONFIG_FLASH_CFI_DRIVER
69 # undef CONFIG_SYS_FLASH_PROTECTION
70 # define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
71 #endif
72 
73 #ifdef CONFIG_NAND_ZYNQ
74 #define CONFIG_SYS_MAX_NAND_DEVICE	1
75 #define CONFIG_SYS_NAND_ONFI_DETECTION
76 #define CONFIG_MTD_DEVICE
77 #endif
78 
79 /* MMC */
80 #if defined(CONFIG_MMC_SDHCI_ZYNQ)
81 # define CONFIG_ZYNQ_SDHCI_MAX_FREQ	52000000
82 #endif
83 
84 #ifdef CONFIG_USB_EHCI_ZYNQ
85 # define CONFIG_EHCI_IS_TDI
86 
87 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
88 # define DFU_DEFAULT_POLL_TIMEOUT	300
89 # define CONFIG_USB_CABLE_CHECK
90 # define CONFIG_THOR_RESET_OFF
91 # define DFU_ALT_INFO_RAM \
92 	"dfu_ram_info=" \
93 	"set dfu_alt_info " \
94 	"${kernel_image} ram 0x3000000 0x500000\\\\;" \
95 	"${devicetree_image} ram 0x2A00000 0x20000\\\\;" \
96 	"${ramdisk_image} ram 0x2000000 0x600000\0" \
97 	"dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
98 	"thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
99 
100 # if defined(CONFIG_MMC_SDHCI_ZYNQ)
101 #  define DFU_ALT_INFO_MMC \
102 	"dfu_mmc_info=" \
103 	"set dfu_alt_info " \
104 	"${kernel_image} fat 0 1\\\\;" \
105 	"${devicetree_image} fat 0 1\\\\;" \
106 	"${ramdisk_image} fat 0 1\0" \
107 	"dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \
108 	"thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0"
109 
110 #  define DFU_ALT_INFO	\
111 	DFU_ALT_INFO_RAM \
112 	DFU_ALT_INFO_MMC
113 # else
114 #  define DFU_ALT_INFO	\
115 	DFU_ALT_INFO_RAM
116 # endif
117 #endif
118 
119 #if !defined(DFU_ALT_INFO)
120 # define DFU_ALT_INFO
121 #endif
122 
123 #if defined(CONFIG_ZYNQ_I2C0) || defined(CONFIG_ZYNQ_I2C1)
124 #define CONFIG_SYS_I2C_ZYNQ
125 #endif
126 
127 /* I2C */
128 #if defined(CONFIG_SYS_I2C_ZYNQ)
129 # define CONFIG_SYS_I2C
130 # define CONFIG_SYS_I2C_ZYNQ_SPEED		100000
131 # define CONFIG_SYS_I2C_ZYNQ_SLAVE		0
132 #endif
133 
134 /* EEPROM */
135 #ifdef CONFIG_ZYNQ_EEPROM
136 # define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		1
137 # define CONFIG_SYS_I2C_EEPROM_ADDR		0x54
138 # define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	4
139 # define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	5
140 # define CONFIG_SYS_EEPROM_SIZE			1024 /* Bytes */
141 #endif
142 
143 /* Total Size of Environment Sector */
144 #define CONFIG_ENV_SIZE			(128 << 10)
145 
146 /* Allow to overwrite serial and ethaddr */
147 #define CONFIG_ENV_OVERWRITE
148 
149 /* Environment */
150 #ifndef CONFIG_ENV_IS_NOWHERE
151 # define CONFIG_ENV_SECT_SIZE		CONFIG_ENV_SIZE
152 # define CONFIG_ENV_OFFSET		0xE0000
153 #endif
154 
155 /* enable preboot to be loaded before CONFIG_BOOTDELAY */
156 #define CONFIG_PREBOOT
157 
158 /* Boot configuration */
159 #define CONFIG_SYS_LOAD_ADDR		0 /* default? */
160 
161 /* Distro boot enablement */
162 
163 #ifdef CONFIG_SPL_BUILD
164 #define BOOTENV
165 #else
166 #include <config_distro_defaults.h>
167 
168 #ifdef CONFIG_CMD_MMC
169 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
170 #else
171 #define BOOT_TARGET_DEVICES_MMC(func)
172 #endif
173 
174 #ifdef CONFIG_CMD_USB
175 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
176 #else
177 #define BOOT_TARGET_DEVICES_USB(func)
178 #endif
179 
180 #if defined(CONFIG_CMD_PXE)
181 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
182 #else
183 #define BOOT_TARGET_DEVICES_PXE(func)
184 #endif
185 
186 #if defined(CONFIG_CMD_DHCP)
187 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
188 #else
189 #define BOOT_TARGET_DEVICES_DHCP(func)
190 #endif
191 
192 #define BOOT_TARGET_DEVICES(func) \
193 	BOOT_TARGET_DEVICES_MMC(func) \
194 	BOOT_TARGET_DEVICES_USB(func) \
195 	BOOT_TARGET_DEVICES_PXE(func) \
196 	BOOT_TARGET_DEVICES_DHCP(func)
197 
198 #include <config_distro_bootcmd.h>
199 #endif /* CONFIG_SPL_BUILD */
200 
201 /* Default environment */
202 #ifndef CONFIG_EXTRA_ENV_SETTINGS
203 #define CONFIG_EXTRA_ENV_SETTINGS	\
204 	"fit_image=fit.itb\0"		\
205 	"load_addr=0x2000000\0"		\
206 	"fit_size=0x800000\0"		\
207 	"flash_off=0x100000\0"		\
208 	"nor_flash_off=0xE2100000\0"	\
209 	"fdt_high=0x20000000\0"		\
210 	"initrd_high=0x20000000\0"	\
211 	"loadbootenv_addr=0x2000000\0" \
212 	"fdt_addr_r=0x1f00000\0"        \
213 	"pxefile_addr_r=0x2000000\0"    \
214 	"kernel_addr_r=0x2000000\0"     \
215 	"scriptaddr=0x3000000\0"        \
216 	"ramdisk_addr_r=0x3100000\0"    \
217 	"bootenv=uEnv.txt\0" \
218 	"bootenv_dev=mmc\0" \
219 	"loadbootenv=load ${bootenv_dev} 0 ${loadbootenv_addr} ${bootenv}\0" \
220 	"importbootenv=echo Importing environment from ${bootenv_dev} ...; " \
221 		"env import -t ${loadbootenv_addr} $filesize\0" \
222 	"bootenv_existence_test=test -e ${bootenv_dev} 0 /${bootenv}\0" \
223 	"setbootenv=if env run bootenv_existence_test; then " \
224 			"if env run loadbootenv; then " \
225 				"env run importbootenv; " \
226 			"fi; " \
227 		"fi; \0" \
228 	"sd_loadbootenv=set bootenv_dev mmc && " \
229 			"run setbootenv \0" \
230 	"usb_loadbootenv=set bootenv_dev usb && usb start && run setbootenv \0" \
231 	"preboot=if test $modeboot = sdboot; then " \
232 			"run sd_loadbootenv; " \
233 			"echo Checking if uenvcmd is set ...; " \
234 			"if test -n $uenvcmd; then " \
235 				"echo Running uenvcmd ...; " \
236 				"run uenvcmd; " \
237 			"fi; " \
238 		"fi; \0" \
239 	"norboot=echo Copying FIT from NOR flash to RAM... && " \
240 		"cp.b ${nor_flash_off} ${load_addr} ${fit_size} && " \
241 		"bootm ${load_addr}\0" \
242 	"sdboot=echo Copying FIT from SD to RAM... && " \
243 		"load mmc 0 ${load_addr} ${fit_image} && " \
244 		"bootm ${load_addr}\0" \
245 	"jtagboot=echo TFTPing FIT to RAM... && " \
246 		"tftpboot ${load_addr} ${fit_image} && " \
247 		"bootm ${load_addr}\0" \
248 	"usbboot=if usb start; then " \
249 			"echo Copying FIT from USB to RAM... && " \
250 			"load usb 0 ${load_addr} ${fit_image} && " \
251 			"bootm ${load_addr}; fi\0" \
252 		DFU_ALT_INFO \
253 		BOOTENV
254 #endif
255 
256 /* Miscellaneous configurable options */
257 
258 #define CONFIG_CMDLINE_EDITING
259 #define CONFIG_AUTO_COMPLETE
260 #define CONFIG_SYS_LONGHELP
261 #define CONFIG_CLOCKS
262 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
263 
264 #ifndef CONFIG_NR_DRAM_BANKS
265 # define CONFIG_NR_DRAM_BANKS		1
266 #endif
267 
268 #define CONFIG_SYS_MEMTEST_START	0
269 #define CONFIG_SYS_MEMTEST_END		0x1000
270 
271 #define CONFIG_SYS_MALLOC_LEN		0x1400000
272 
273 #define CONFIG_SYS_INIT_RAM_ADDR	0xFFFF0000
274 #define CONFIG_SYS_INIT_RAM_SIZE	0x1000
275 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
276 					CONFIG_SYS_INIT_RAM_SIZE - \
277 					GENERATED_GBL_DATA_SIZE)
278 
279 /* Enable the PL to be downloaded */
280 #define CONFIG_FPGA_ZYNQPL
281 
282 /* FIT support */
283 #define CONFIG_IMAGE_FORMAT_LEGACY /* enable also legacy image format */
284 
285 /* Extend size of kernel image for uncompression */
286 #define CONFIG_SYS_BOOTM_LEN	(60 * 1024 * 1024)
287 
288 /* Boot FreeBSD/vxWorks from an ELF image */
289 #define CONFIG_SYS_MMC_MAX_DEVICE	1
290 
291 #define CONFIG_SYS_LDSCRIPT  "arch/arm/mach-zynq/u-boot.lds"
292 
293 /* Commands */
294 
295 /* SPL part */
296 #define CONFIG_SPL_FRAMEWORK
297 
298 /* MMC support */
299 #ifdef CONFIG_MMC_SDHCI_ZYNQ
300 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
301 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME     "u-boot.img"
302 #endif
303 
304 /* Disable dcache for SPL just for sure */
305 #ifdef CONFIG_SPL_BUILD
306 #define CONFIG_SYS_DCACHE_OFF
307 #endif
308 
309 /* Address in RAM where the parameters must be copied by SPL. */
310 #define CONFIG_SYS_SPL_ARGS_ADDR	0x10000000
311 
312 #define CONFIG_SPL_FS_LOAD_ARGS_NAME		"system.dtb"
313 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME		"uImage"
314 
315 /* Not using MMC raw mode - just for compilation purpose */
316 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR	0
317 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS	0
318 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR	0
319 
320 /* qspi mode is working fine */
321 #ifdef CONFIG_ZYNQ_QSPI
322 #define CONFIG_SPL_SPI_LOAD
323 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x100000
324 #define CONFIG_SYS_SPI_ARGS_OFFS	0x200000
325 #define CONFIG_SYS_SPI_ARGS_SIZE	0x80000
326 #define CONFIG_SYS_SPI_KERNEL_OFFS	(CONFIG_SYS_SPI_ARGS_OFFS + \
327 					CONFIG_SYS_SPI_ARGS_SIZE)
328 #endif
329 
330 /* for booting directly linux */
331 
332 /* SP location before relocation, must use scratch RAM */
333 #define CONFIG_SPL_TEXT_BASE	0x0
334 
335 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
336 #define CONFIG_SPL_MAX_SIZE	0x30000
337 
338 /* On the top of OCM space */
339 #define CONFIG_SYS_SPL_MALLOC_START	CONFIG_SPL_STACK_R_ADDR
340 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x2000000
341 
342 /*
343  * SPL stack position - and stack goes down
344  * 0xfffffe00 is used for putting wfi loop.
345  * Set it up as limit for now.
346  */
347 #define CONFIG_SPL_STACK	0xfffffe00
348 
349 /* BSS setup */
350 #define CONFIG_SPL_BSS_START_ADDR	0x100000
351 #define CONFIG_SPL_BSS_MAX_SIZE		0x100000
352 
353 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
354 
355 #endif /* __CONFIG_ZYNQ_COMMON_H */
356