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_ZYNQ_I2C0) || defined(CONFIG_ZYNQ_I2C1)
128 #define CONFIG_SYS_I2C_ZYNQ
129 #endif
130 
131 /* I2C */
132 #if defined(CONFIG_SYS_I2C_ZYNQ)
133 # define CONFIG_SYS_I2C
134 # define CONFIG_SYS_I2C_ZYNQ_SPEED		100000
135 # define CONFIG_SYS_I2C_ZYNQ_SLAVE		0
136 #endif
137 
138 /* EEPROM */
139 #ifdef CONFIG_ZYNQ_EEPROM
140 # define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		1
141 # define CONFIG_SYS_I2C_EEPROM_ADDR		0x54
142 # define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	4
143 # define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	5
144 # define CONFIG_SYS_EEPROM_SIZE			1024 /* Bytes */
145 #endif
146 
147 /* Total Size of Environment Sector */
148 #define CONFIG_ENV_SIZE			(128 << 10)
149 
150 /* Allow to overwrite serial and ethaddr */
151 #define CONFIG_ENV_OVERWRITE
152 
153 /* Environment */
154 #ifndef CONFIG_ENV_IS_NOWHERE
155 # define CONFIG_ENV_SECT_SIZE		CONFIG_ENV_SIZE
156 # define CONFIG_ENV_OFFSET		0xE0000
157 #endif
158 
159 /* enable preboot to be loaded before CONFIG_BOOTDELAY */
160 #define CONFIG_PREBOOT
161 
162 /* Boot configuration */
163 #define CONFIG_BOOTCOMMAND		"run $modeboot || run distro_bootcmd"
164 #define CONFIG_SYS_LOAD_ADDR		0 /* default? */
165 
166 /* Distro boot enablement */
167 
168 #ifdef CONFIG_SPL_BUILD
169 #define BOOTENV
170 #else
171 #include <config_distro_defaults.h>
172 
173 #ifdef CONFIG_CMD_MMC
174 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
175 #else
176 #define BOOT_TARGET_DEVICES_MMC(func)
177 #endif
178 
179 #ifdef CONFIG_CMD_USB
180 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
181 #else
182 #define BOOT_TARGET_DEVICES_USB(func)
183 #endif
184 
185 #if defined(CONFIG_CMD_PXE)
186 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
187 #else
188 #define BOOT_TARGET_DEVICES_PXE(func)
189 #endif
190 
191 #if defined(CONFIG_CMD_DHCP)
192 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
193 #else
194 #define BOOT_TARGET_DEVICES_DHCP(func)
195 #endif
196 
197 #define BOOT_TARGET_DEVICES(func) \
198 	BOOT_TARGET_DEVICES_MMC(func) \
199 	BOOT_TARGET_DEVICES_USB(func) \
200 	BOOT_TARGET_DEVICES_PXE(func) \
201 	BOOT_TARGET_DEVICES_DHCP(func)
202 
203 #include <config_distro_bootcmd.h>
204 #endif /* CONFIG_SPL_BUILD */
205 
206 /* Default environment */
207 #ifndef CONFIG_EXTRA_ENV_SETTINGS
208 #define CONFIG_EXTRA_ENV_SETTINGS	\
209 	"fit_image=fit.itb\0"		\
210 	"load_addr=0x2000000\0"		\
211 	"fit_size=0x800000\0"		\
212 	"flash_off=0x100000\0"		\
213 	"nor_flash_off=0xE2100000\0"	\
214 	"fdt_high=0x20000000\0"		\
215 	"initrd_high=0x20000000\0"	\
216 	"loadbootenv_addr=0x2000000\0" \
217 	"fdt_addr_r=0x1f00000\0"        \
218 	"pxefile_addr_r=0x2000000\0"    \
219 	"kernel_addr_r=0x2000000\0"     \
220 	"scriptaddr=0x3000000\0"        \
221 	"ramdisk_addr_r=0x3100000\0"    \
222 	"bootenv=uEnv.txt\0" \
223 	"bootenv_dev=mmc\0" \
224 	"loadbootenv=load ${bootenv_dev} 0 ${loadbootenv_addr} ${bootenv}\0" \
225 	"importbootenv=echo Importing environment from ${bootenv_dev} ...; " \
226 		"env import -t ${loadbootenv_addr} $filesize\0" \
227 	"bootenv_existence_test=test -e ${bootenv_dev} 0 /${bootenv}\0" \
228 	"setbootenv=if env run bootenv_existence_test; then " \
229 			"if env run loadbootenv; then " \
230 				"env run importbootenv; " \
231 			"fi; " \
232 		"fi; \0" \
233 	"sd_loadbootenv=set bootenv_dev mmc && " \
234 			"run setbootenv \0" \
235 	"usb_loadbootenv=set bootenv_dev usb && usb start && run setbootenv \0" \
236 	"preboot=if test $modeboot = sdboot; then " \
237 			"run sd_loadbootenv; " \
238 			"echo Checking if uenvcmd is set ...; " \
239 			"if test -n $uenvcmd; then " \
240 				"echo Running uenvcmd ...; " \
241 				"run uenvcmd; " \
242 			"fi; " \
243 		"fi; \0" \
244 	"norboot=echo Copying FIT from NOR flash to RAM... && " \
245 		"cp.b ${nor_flash_off} ${load_addr} ${fit_size} && " \
246 		"bootm ${load_addr}\0" \
247 	"sdboot=echo Copying FIT from SD to RAM... && " \
248 		"load mmc 0 ${load_addr} ${fit_image} && " \
249 		"bootm ${load_addr}\0" \
250 	"jtagboot=echo TFTPing FIT to RAM... && " \
251 		"tftpboot ${load_addr} ${fit_image} && " \
252 		"bootm ${load_addr}\0" \
253 	"usbboot=if usb start; then " \
254 			"echo Copying FIT from USB to RAM... && " \
255 			"load usb 0 ${load_addr} ${fit_image} && " \
256 			"bootm ${load_addr}; fi\0" \
257 		DFU_ALT_INFO \
258 		BOOTENV
259 #endif
260 
261 /* Miscellaneous configurable options */
262 
263 #define CONFIG_CMDLINE_EDITING
264 #define CONFIG_AUTO_COMPLETE
265 #define CONFIG_SYS_LONGHELP
266 #define CONFIG_CLOCKS
267 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
268 
269 #ifndef CONFIG_NR_DRAM_BANKS
270 # define CONFIG_NR_DRAM_BANKS		1
271 #endif
272 
273 #define CONFIG_SYS_MEMTEST_START	0
274 #define CONFIG_SYS_MEMTEST_END		0x1000
275 
276 #define CONFIG_SYS_MALLOC_LEN		0x1400000
277 
278 #define CONFIG_SYS_INIT_RAM_ADDR	0xFFFF0000
279 #define CONFIG_SYS_INIT_RAM_SIZE	0x1000
280 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
281 					CONFIG_SYS_INIT_RAM_SIZE - \
282 					GENERATED_GBL_DATA_SIZE)
283 
284 /* Enable the PL to be downloaded */
285 #define CONFIG_FPGA_ZYNQPL
286 
287 /* FIT support */
288 #define CONFIG_IMAGE_FORMAT_LEGACY /* enable also legacy image format */
289 
290 /* Extend size of kernel image for uncompression */
291 #define CONFIG_SYS_BOOTM_LEN	(60 * 1024 * 1024)
292 
293 /* Boot FreeBSD/vxWorks from an ELF image */
294 #define CONFIG_SYS_MMC_MAX_DEVICE	1
295 
296 #define CONFIG_SYS_LDSCRIPT  "arch/arm/mach-zynq/u-boot.lds"
297 
298 /* Commands */
299 
300 /* SPL part */
301 #define CONFIG_SPL_FRAMEWORK
302 
303 /* MMC support */
304 #ifdef CONFIG_MMC_SDHCI_ZYNQ
305 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
306 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME     "u-boot.img"
307 #endif
308 
309 /* Disable dcache for SPL just for sure */
310 #ifdef CONFIG_SPL_BUILD
311 #define CONFIG_SYS_DCACHE_OFF
312 #endif
313 
314 /* Address in RAM where the parameters must be copied by SPL. */
315 #define CONFIG_SYS_SPL_ARGS_ADDR	0x10000000
316 
317 #define CONFIG_SPL_FS_LOAD_ARGS_NAME		"system.dtb"
318 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME		"uImage"
319 
320 /* Not using MMC raw mode - just for compilation purpose */
321 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR	0
322 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS	0
323 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR	0
324 
325 /* qspi mode is working fine */
326 #ifdef CONFIG_ZYNQ_QSPI
327 #define CONFIG_SPL_SPI_LOAD
328 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x100000
329 #define CONFIG_SYS_SPI_ARGS_OFFS	0x200000
330 #define CONFIG_SYS_SPI_ARGS_SIZE	0x80000
331 #define CONFIG_SYS_SPI_KERNEL_OFFS	(CONFIG_SYS_SPI_ARGS_OFFS + \
332 					CONFIG_SYS_SPI_ARGS_SIZE)
333 #endif
334 
335 /* for booting directly linux */
336 
337 /* SP location before relocation, must use scratch RAM */
338 #define CONFIG_SPL_TEXT_BASE	0x0
339 
340 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
341 #define CONFIG_SPL_MAX_SIZE	0x30000
342 
343 /* On the top of OCM space */
344 #define CONFIG_SYS_SPL_MALLOC_START	CONFIG_SPL_STACK_R_ADDR
345 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x2000000
346 
347 /*
348  * SPL stack position - and stack goes down
349  * 0xfffffe00 is used for putting wfi loop.
350  * Set it up as limit for now.
351  */
352 #define CONFIG_SPL_STACK	0xfffffe00
353 
354 /* BSS setup */
355 #define CONFIG_SPL_BSS_START_ADDR	0x100000
356 #define CONFIG_SPL_BSS_MAX_SIZE		0x100000
357 
358 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
359 
360 #endif /* __CONFIG_ZYNQ_COMMON_H */
361