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 
46 /* NOR */
47 #ifdef CONFIG_MTD_NOR_FLASH
48 # define CONFIG_SYS_FLASH_BASE		0xE2000000
49 # define CONFIG_SYS_FLASH_SIZE		(16 * 1024 * 1024)
50 # define CONFIG_SYS_MAX_FLASH_BANKS	1
51 # define CONFIG_SYS_MAX_FLASH_SECT	512
52 # define CONFIG_SYS_FLASH_ERASE_TOUT	1000
53 # define CONFIG_SYS_FLASH_WRITE_TOUT	5000
54 # define CONFIG_FLASH_SHOW_PROGRESS	10
55 # undef CONFIG_SYS_FLASH_EMPTY_INFO
56 #endif
57 
58 #ifdef CONFIG_NAND_ZYNQ
59 #define CONFIG_SYS_MAX_NAND_DEVICE	1
60 #define CONFIG_SYS_NAND_ONFI_DETECTION
61 #endif
62 
63 #ifdef CONFIG_USB_EHCI_ZYNQ
64 # define CONFIG_EHCI_IS_TDI
65 
66 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
67 # define DFU_DEFAULT_POLL_TIMEOUT	300
68 # define CONFIG_USB_CABLE_CHECK
69 # define CONFIG_THOR_RESET_OFF
70 # define DFU_ALT_INFO_RAM \
71 	"dfu_ram_info=" \
72 	"set dfu_alt_info " \
73 	"${kernel_image} ram 0x3000000 0x500000\\\\;" \
74 	"${devicetree_image} ram 0x2A00000 0x20000\\\\;" \
75 	"${ramdisk_image} ram 0x2000000 0x600000\0" \
76 	"dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
77 	"thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
78 
79 # if defined(CONFIG_MMC_SDHCI_ZYNQ)
80 #  define DFU_ALT_INFO_MMC \
81 	"dfu_mmc_info=" \
82 	"set dfu_alt_info " \
83 	"${kernel_image} fat 0 1\\\\;" \
84 	"${devicetree_image} fat 0 1\\\\;" \
85 	"${ramdisk_image} fat 0 1\0" \
86 	"dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \
87 	"thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0"
88 
89 #  define DFU_ALT_INFO	\
90 	DFU_ALT_INFO_RAM \
91 	DFU_ALT_INFO_MMC
92 # else
93 #  define DFU_ALT_INFO	\
94 	DFU_ALT_INFO_RAM
95 # endif
96 #endif
97 
98 #if !defined(DFU_ALT_INFO)
99 # define DFU_ALT_INFO
100 #endif
101 
102 /* Allow to overwrite serial and ethaddr */
103 #define CONFIG_ENV_OVERWRITE
104 
105 /* enable preboot to be loaded before CONFIG_BOOTDELAY */
106 #define CONFIG_PREBOOT
107 
108 /* Boot configuration */
109 #define CONFIG_SYS_LOAD_ADDR		0 /* default? */
110 
111 #ifdef CONFIG_SPL_BUILD
112 #define BOOTENV
113 #else
114 
115 #ifdef CONFIG_CMD_MMC
116 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
117 #else
118 #define BOOT_TARGET_DEVICES_MMC(func)
119 #endif
120 
121 #ifdef CONFIG_CMD_USB
122 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
123 #else
124 #define BOOT_TARGET_DEVICES_USB(func)
125 #endif
126 
127 #if defined(CONFIG_CMD_PXE) && defined(CONFIG_CMD_DHCP)
128 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
129 #else
130 #define BOOT_TARGET_DEVICES_PXE(func)
131 #endif
132 
133 #if defined(CONFIG_CMD_DHCP)
134 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
135 #else
136 #define BOOT_TARGET_DEVICES_DHCP(func)
137 #endif
138 
139 #if defined(CONFIG_ZYNQ_QSPI)
140 # define BOOT_TARGET_DEVICES_QSPI(func)	func(QSPI, qspi, na)
141 #else
142 # define BOOT_TARGET_DEVICES_QSPI(func)
143 #endif
144 
145 #if defined(CONFIG_NAND_ZYNQ)
146 # define BOOT_TARGET_DEVICES_NAND(func)	func(NAND, nand, na)
147 #else
148 # define BOOT_TARGET_DEVICES_NAND(func)
149 #endif
150 
151 #if defined(CONFIG_MTD_NOR_FLASH)
152 # define BOOT_TARGET_DEVICES_NOR(func)	func(NOR, nor, na)
153 #else
154 # define BOOT_TARGET_DEVICES_NOR(func)
155 #endif
156 
157 #define BOOTENV_DEV_XILINX(devtypeu, devtypel, instance) \
158 	"bootcmd_xilinx=run $modeboot\0"
159 
160 #define BOOTENV_DEV_NAME_XILINX(devtypeu, devtypel, instance) \
161 	"xilinx "
162 
163 #define BOOTENV_DEV_QSPI(devtypeu, devtypel, instance) \
164 	"bootcmd_qspi=sf probe 0 0 0 && " \
165 		      "sf read $scriptaddr $script_offset_f $script_size_f && " \
166 		      "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
167 
168 #define BOOTENV_DEV_NAME_QSPI(devtypeu, devtypel, instance) \
169 	"qspi "
170 
171 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
172 	"bootcmd_nand=nand info && " \
173 		      "nand read $scriptaddr $script_offset_f $script_size_f && " \
174 		      "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
175 
176 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
177 	"nand "
178 
179 #define BOOTENV_DEV_NOR(devtypeu, devtypel, instance) \
180 	"bootcmd_nor=cp.b $scropt_offset_nor $scriptaddr $script_size_f && " \
181 		     "source ${scriptaddr}; echo SCRIPT FAILED: continuing...;\0"
182 
183 #define BOOTENV_DEV_NAME_NOR(devtypeu, devtypel, instance) \
184 	"nor "
185 
186 #define BOOT_TARGET_DEVICES(func) \
187 	BOOT_TARGET_DEVICES_MMC(func) \
188 	BOOT_TARGET_DEVICES_QSPI(func) \
189 	BOOT_TARGET_DEVICES_NAND(func) \
190 	BOOT_TARGET_DEVICES_NOR(func) \
191 	BOOT_TARGET_DEVICES_USB(func) \
192 	BOOT_TARGET_DEVICES_PXE(func) \
193 	BOOT_TARGET_DEVICES_DHCP(func) \
194 	func(XILINX, xilinx, na)
195 
196 #include <config_distro_bootcmd.h>
197 #endif /* CONFIG_SPL_BUILD */
198 
199 /* Default environment */
200 #ifndef CONFIG_EXTRA_ENV_SETTINGS
201 #define CONFIG_EXTRA_ENV_SETTINGS	\
202 	"fit_image=fit.itb\0"		\
203 	"load_addr=0x2000000\0"		\
204 	"fit_size=0x800000\0"		\
205 	"flash_off=0x100000\0"		\
206 	"nor_flash_off=0xE2100000\0"	\
207 	"fdt_high=0x20000000\0"		\
208 	"initrd_high=0x20000000\0"	\
209 	"scriptaddr=0x20000\0"	\
210 	"script_offser_nor=0xE2FC0000\0"	\
211 	"script_offset_f=0xFC0000\0"	\
212 	"script_size_f=0x40000\0"	\
213 	"loadbootenv_addr=0x2000000\0" \
214 	"fdt_addr_r=0x1f00000\0"        \
215 	"pxefile_addr_r=0x2000000\0"    \
216 	"kernel_addr_r=0x2000000\0"     \
217 	"scriptaddr=0x3000000\0"        \
218 	"ramdisk_addr_r=0x3100000\0"    \
219 	"bootenv=uEnv.txt\0" \
220 	"bootenv_dev=mmc\0" \
221 	"loadbootenv=load ${bootenv_dev} 0 ${loadbootenv_addr} ${bootenv}\0" \
222 	"importbootenv=echo Importing environment from ${bootenv_dev} ...; " \
223 		"env import -t ${loadbootenv_addr} $filesize\0" \
224 	"bootenv_existence_test=test -e ${bootenv_dev} 0 /${bootenv}\0" \
225 	"setbootenv=if env run bootenv_existence_test; then " \
226 			"if env run loadbootenv; then " \
227 				"env run importbootenv; " \
228 			"fi; " \
229 		"fi; \0" \
230 	"sd_loadbootenv=set bootenv_dev mmc && " \
231 			"run setbootenv \0" \
232 	"usb_loadbootenv=set bootenv_dev usb && usb start && run setbootenv \0" \
233 	"preboot=if test $modeboot = sdboot; then " \
234 			"run sd_loadbootenv; " \
235 			"echo Checking if uenvcmd is set ...; " \
236 			"if test -n $uenvcmd; then " \
237 				"echo Running uenvcmd ...; " \
238 				"run uenvcmd; " \
239 			"fi; " \
240 		"fi; \0" \
241 	"norboot=echo Copying FIT from NOR flash to RAM... && " \
242 		"cp.b ${nor_flash_off} ${load_addr} ${fit_size} && " \
243 		"bootm ${load_addr}\0" \
244 	"sdboot=echo Copying FIT from SD to RAM... && " \
245 		"load mmc 0 ${load_addr} ${fit_image} && " \
246 		"bootm ${load_addr}\0" \
247 	"jtagboot=echo TFTPing FIT to RAM... && " \
248 		"tftpboot ${load_addr} ${fit_image} && " \
249 		"bootm ${load_addr}\0" \
250 	"usbboot=if usb start; then " \
251 			"echo Copying FIT from USB to RAM... && " \
252 			"load usb 0 ${load_addr} ${fit_image} && " \
253 			"bootm ${load_addr}; fi\0" \
254 		DFU_ALT_INFO \
255 		BOOTENV
256 #endif
257 
258 /* Miscellaneous configurable options */
259 
260 #define CONFIG_CLOCKS
261 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
262 
263 #define CONFIG_SYS_MEMTEST_START	0
264 #define CONFIG_SYS_MEMTEST_END		0x1000
265 
266 #define CONFIG_SYS_INIT_RAM_ADDR	0xFFFF0000
267 #define CONFIG_SYS_INIT_RAM_SIZE	0x1000
268 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
269 					CONFIG_SYS_INIT_RAM_SIZE - \
270 					GENERATED_GBL_DATA_SIZE)
271 
272 
273 /* Extend size of kernel image for uncompression */
274 #define CONFIG_SYS_BOOTM_LEN	(60 * 1024 * 1024)
275 
276 /* Boot FreeBSD/vxWorks from an ELF image */
277 #define CONFIG_SYS_MMC_MAX_DEVICE	1
278 
279 #define CONFIG_SYS_LDSCRIPT  "arch/arm/mach-zynq/u-boot.lds"
280 
281 /* MMC support */
282 #ifdef CONFIG_MMC_SDHCI_ZYNQ
283 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
284 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME     "u-boot.img"
285 #endif
286 
287 /* Disable dcache for SPL just for sure */
288 #ifdef CONFIG_SPL_BUILD
289 #define CONFIG_SYS_DCACHE_OFF
290 #endif
291 
292 /* Address in RAM where the parameters must be copied by SPL. */
293 #define CONFIG_SYS_SPL_ARGS_ADDR	0x10000000
294 
295 #define CONFIG_SPL_FS_LOAD_ARGS_NAME		"system.dtb"
296 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME		"uImage"
297 
298 /* Not using MMC raw mode - just for compilation purpose */
299 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR	0
300 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS	0
301 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR	0
302 
303 /* qspi mode is working fine */
304 #ifdef CONFIG_ZYNQ_QSPI
305 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x100000
306 #define CONFIG_SYS_SPI_ARGS_OFFS	0x200000
307 #define CONFIG_SYS_SPI_ARGS_SIZE	0x80000
308 #define CONFIG_SYS_SPI_KERNEL_OFFS	(CONFIG_SYS_SPI_ARGS_OFFS + \
309 					CONFIG_SYS_SPI_ARGS_SIZE)
310 #endif
311 
312 /* SP location before relocation, must use scratch RAM */
313 #define CONFIG_SPL_TEXT_BASE	0x0
314 
315 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
316 #define CONFIG_SPL_MAX_SIZE	0x30000
317 
318 /* On the top of OCM space */
319 #define CONFIG_SYS_SPL_MALLOC_START	CONFIG_SPL_STACK_R_ADDR
320 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x2000000
321 
322 /*
323  * SPL stack position - and stack goes down
324  * 0xfffffe00 is used for putting wfi loop.
325  * Set it up as limit for now.
326  */
327 #define CONFIG_SPL_STACK	0xfffffe00
328 
329 /* BSS setup */
330 #define CONFIG_SPL_BSS_START_ADDR	0x100000
331 #define CONFIG_SPL_BSS_MAX_SIZE		0x100000
332 
333 #define CONFIG_SPL_LOAD_FIT_ADDRESS 0x10000000
334 
335 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
336 
337 #endif /* __CONFIG_ZYNQ_COMMON_H */
338