1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
4  * (C) Copyright 2013 - 2018 Xilinx, Inc.
5  *
6  * Common configuration options for all Zynq boards.
7  */
8 
9 #ifndef __CONFIG_ZYNQ_COMMON_H
10 #define __CONFIG_ZYNQ_COMMON_H
11 
12 /* CPU clock */
13 #ifndef CONFIG_CPU_FREQ_HZ
14 # define CONFIG_CPU_FREQ_HZ	800000000
15 #endif
16 
17 #define CONFIG_REMAKE_ELF
18 
19 /* Cache options */
20 #define CONFIG_SYS_L2CACHE_OFF
21 #ifndef CONFIG_SYS_L2CACHE_OFF
22 # define CONFIG_SYS_L2_PL310
23 # define CONFIG_SYS_PL310_BASE		0xf8f02000
24 #endif
25 
26 #define ZYNQ_SCUTIMER_BASEADDR		0xF8F00600
27 #define CONFIG_SYS_TIMERBASE		ZYNQ_SCUTIMER_BASEADDR
28 #define CONFIG_SYS_TIMER_COUNTS_DOWN
29 #define CONFIG_SYS_TIMER_COUNTER	(CONFIG_SYS_TIMERBASE + 0x4)
30 
31 /* Serial drivers */
32 /* The following table includes the supported baudrates */
33 #define CONFIG_SYS_BAUDRATE_TABLE  \
34 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
35 
36 #define CONFIG_ARM_DCC
37 
38 /* Ethernet driver */
39 #if defined(CONFIG_ZYNQ_GEM)
40 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
41 # define CONFIG_BOOTP_MAY_FAIL
42 #endif
43 
44 /* QSPI */
45 #ifdef CONFIG_ZYNQ_QSPI
46 # define CONFIG_SF_DEFAULT_SPEED	30000000
47 #endif
48 
49 /* NOR */
50 #ifdef CONFIG_MTD_NOR_FLASH
51 # define CONFIG_SYS_FLASH_BASE		0xE2000000
52 # define CONFIG_SYS_FLASH_SIZE		(16 * 1024 * 1024)
53 # define CONFIG_SYS_MAX_FLASH_BANKS	1
54 # define CONFIG_SYS_MAX_FLASH_SECT	512
55 # define CONFIG_SYS_FLASH_ERASE_TOUT	1000
56 # define CONFIG_SYS_FLASH_WRITE_TOUT	5000
57 # define CONFIG_FLASH_SHOW_PROGRESS	10
58 # undef CONFIG_SYS_FLASH_EMPTY_INFO
59 #endif
60 
61 #ifdef CONFIG_NAND_ZYNQ
62 #define CONFIG_SYS_MAX_NAND_DEVICE	1
63 #define CONFIG_SYS_NAND_ONFI_DETECTION
64 #endif
65 
66 #ifdef CONFIG_USB_EHCI_ZYNQ
67 # define CONFIG_EHCI_IS_TDI
68 
69 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
70 # define DFU_DEFAULT_POLL_TIMEOUT	300
71 # define CONFIG_USB_CABLE_CHECK
72 # define CONFIG_THOR_RESET_OFF
73 # define DFU_ALT_INFO_RAM \
74 	"dfu_ram_info=" \
75 	"set dfu_alt_info " \
76 	"${kernel_image} ram 0x3000000 0x500000\\\\;" \
77 	"${devicetree_image} ram 0x2A00000 0x20000\\\\;" \
78 	"${ramdisk_image} ram 0x2000000 0x600000\0" \
79 	"dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
80 	"thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
81 
82 # if defined(CONFIG_MMC_SDHCI_ZYNQ)
83 #  define DFU_ALT_INFO_MMC \
84 	"dfu_mmc_info=" \
85 	"set dfu_alt_info " \
86 	"${kernel_image} fat 0 1\\\\;" \
87 	"${devicetree_image} fat 0 1\\\\;" \
88 	"${ramdisk_image} fat 0 1\0" \
89 	"dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \
90 	"thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0"
91 
92 #  define DFU_ALT_INFO	\
93 	DFU_ALT_INFO_RAM \
94 	DFU_ALT_INFO_MMC
95 # else
96 #  define DFU_ALT_INFO	\
97 	DFU_ALT_INFO_RAM
98 # endif
99 #endif
100 
101 #if !defined(DFU_ALT_INFO)
102 # define DFU_ALT_INFO
103 #endif
104 
105 /* Allow to overwrite serial and ethaddr */
106 #define CONFIG_ENV_OVERWRITE
107 
108 /* enable preboot to be loaded before CONFIG_BOOTDELAY */
109 #define CONFIG_PREBOOT
110 
111 /* Boot configuration */
112 #define CONFIG_SYS_LOAD_ADDR		0 /* default? */
113 
114 #ifdef CONFIG_SPL_BUILD
115 #define BOOTENV
116 #else
117 
118 #ifdef CONFIG_CMD_MMC
119 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
120 #else
121 #define BOOT_TARGET_DEVICES_MMC(func)
122 #endif
123 
124 #ifdef CONFIG_CMD_USB
125 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
126 #else
127 #define BOOT_TARGET_DEVICES_USB(func)
128 #endif
129 
130 #if defined(CONFIG_CMD_PXE) && defined(CONFIG_CMD_DHCP)
131 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
132 #else
133 #define BOOT_TARGET_DEVICES_PXE(func)
134 #endif
135 
136 #if defined(CONFIG_CMD_DHCP)
137 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
138 #else
139 #define BOOT_TARGET_DEVICES_DHCP(func)
140 #endif
141 
142 #if defined(CONFIG_ZYNQ_QSPI)
143 # define BOOT_TARGET_DEVICES_QSPI(func)	func(QSPI, qspi, na)
144 #else
145 # define BOOT_TARGET_DEVICES_QSPI(func)
146 #endif
147 
148 #if defined(CONFIG_NAND_ZYNQ)
149 # define BOOT_TARGET_DEVICES_NAND(func)	func(NAND, nand, na)
150 #else
151 # define BOOT_TARGET_DEVICES_NAND(func)
152 #endif
153 
154 #if defined(CONFIG_MTD_NOR_FLASH)
155 # define BOOT_TARGET_DEVICES_NOR(func)	func(NOR, nor, na)
156 #else
157 # define BOOT_TARGET_DEVICES_NOR(func)
158 #endif
159 
160 #define BOOTENV_DEV_XILINX(devtypeu, devtypel, instance) \
161 	"bootcmd_xilinx=run $modeboot\0"
162 
163 #define BOOTENV_DEV_NAME_XILINX(devtypeu, devtypel, instance) \
164 	"xilinx "
165 
166 #define BOOTENV_DEV_QSPI(devtypeu, devtypel, instance) \
167 	"bootcmd_qspi=sf probe 0 0 0 && " \
168 		      "sf read $scriptaddr $script_offset_f $script_size_f && " \
169 		      "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
170 
171 #define BOOTENV_DEV_NAME_QSPI(devtypeu, devtypel, instance) \
172 	"qspi "
173 
174 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
175 	"bootcmd_nand=nand info && " \
176 		      "nand read $scriptaddr $script_offset_f $script_size_f && " \
177 		      "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
178 
179 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
180 	"nand "
181 
182 #define BOOTENV_DEV_NOR(devtypeu, devtypel, instance) \
183 	"bootcmd_nor=cp.b $scropt_offset_nor $scriptaddr $script_size_f && " \
184 		     "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
185 
186 #define BOOTENV_DEV_NAME_NOR(devtypeu, devtypel, instance) \
187 	"nor "
188 
189 #define BOOT_TARGET_DEVICES(func) \
190 	BOOT_TARGET_DEVICES_MMC(func) \
191 	BOOT_TARGET_DEVICES_QSPI(func) \
192 	BOOT_TARGET_DEVICES_NAND(func) \
193 	BOOT_TARGET_DEVICES_NOR(func) \
194 	BOOT_TARGET_DEVICES_USB(func) \
195 	BOOT_TARGET_DEVICES_PXE(func) \
196 	BOOT_TARGET_DEVICES_DHCP(func) \
197 	func(XILINX, xilinx, na)
198 
199 #include <config_distro_bootcmd.h>
200 #endif /* CONFIG_SPL_BUILD */
201 
202 /* Default environment */
203 #ifndef CONFIG_EXTRA_ENV_SETTINGS
204 #define CONFIG_EXTRA_ENV_SETTINGS	\
205 	"fit_image=fit.itb\0"		\
206 	"load_addr=0x2000000\0"		\
207 	"fit_size=0x800000\0"		\
208 	"flash_off=0x100000\0"		\
209 	"nor_flash_off=0xE2100000\0"	\
210 	"fdt_high=0x20000000\0"		\
211 	"initrd_high=0x20000000\0"	\
212 	"scriptaddr=0x20000\0"	\
213 	"script_offser_nor=0xE2FC0000\0"	\
214 	"script_offset_f=0xFC0000\0"	\
215 	"script_size_f=0x40000\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_CLOCKS
264 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
265 
266 #define CONFIG_SYS_MEMTEST_START	0
267 #define CONFIG_SYS_MEMTEST_END		0x1000
268 
269 #define CONFIG_SYS_INIT_RAM_ADDR	0xFFFF0000
270 #define CONFIG_SYS_INIT_RAM_SIZE	0x1000
271 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
272 					CONFIG_SYS_INIT_RAM_SIZE - \
273 					GENERATED_GBL_DATA_SIZE)
274 
275 
276 /* Extend size of kernel image for uncompression */
277 #define CONFIG_SYS_BOOTM_LEN	(60 * 1024 * 1024)
278 
279 /* Boot FreeBSD/vxWorks from an ELF image */
280 #define CONFIG_SYS_MMC_MAX_DEVICE	1
281 
282 #define CONFIG_SYS_LDSCRIPT  "arch/arm/mach-zynq/u-boot.lds"
283 
284 /* MMC support */
285 #ifdef CONFIG_MMC_SDHCI_ZYNQ
286 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
287 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME     "u-boot.img"
288 #endif
289 
290 /* Disable dcache for SPL just for sure */
291 #ifdef CONFIG_SPL_BUILD
292 #define CONFIG_SYS_DCACHE_OFF
293 #endif
294 
295 /* Address in RAM where the parameters must be copied by SPL. */
296 #define CONFIG_SYS_SPL_ARGS_ADDR	0x10000000
297 
298 #define CONFIG_SPL_FS_LOAD_ARGS_NAME		"system.dtb"
299 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME		"uImage"
300 
301 /* Not using MMC raw mode - just for compilation purpose */
302 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR	0
303 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS	0
304 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR	0
305 
306 /* qspi mode is working fine */
307 #ifdef CONFIG_ZYNQ_QSPI
308 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x100000
309 #define CONFIG_SYS_SPI_ARGS_OFFS	0x200000
310 #define CONFIG_SYS_SPI_ARGS_SIZE	0x80000
311 #define CONFIG_SYS_SPI_KERNEL_OFFS	(CONFIG_SYS_SPI_ARGS_OFFS + \
312 					CONFIG_SYS_SPI_ARGS_SIZE)
313 #endif
314 
315 /* SP location before relocation, must use scratch RAM */
316 #define CONFIG_SPL_TEXT_BASE	0x0
317 
318 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
319 #define CONFIG_SPL_MAX_SIZE	0x30000
320 
321 /* On the top of OCM space */
322 #define CONFIG_SYS_SPL_MALLOC_START	CONFIG_SPL_STACK_R_ADDR
323 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x2000000
324 
325 /*
326  * SPL stack position - and stack goes down
327  * 0xfffffe00 is used for putting wfi loop.
328  * Set it up as limit for now.
329  */
330 #define CONFIG_SPL_STACK	0xfffffe00
331 
332 /* BSS setup */
333 #define CONFIG_SPL_BSS_START_ADDR	0x100000
334 #define CONFIG_SPL_BSS_MAX_SIZE		0x100000
335 
336 #define CONFIG_SPL_LOAD_FIT_ADDRESS 0x10000000
337 
338 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
339 
340 #endif /* __CONFIG_ZYNQ_COMMON_H */
341