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 /* Ethernet driver */
37 #if defined(CONFIG_ZYNQ_GEM)
38 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
39 # define CONFIG_BOOTP_MAY_FAIL
40 #endif
41 
42 /* NOR */
43 #ifdef CONFIG_MTD_NOR_FLASH
44 # define CONFIG_SYS_MAX_FLASH_BANKS	1
45 # define CONFIG_SYS_MAX_FLASH_SECT	512
46 # define CONFIG_SYS_FLASH_ERASE_TOUT	1000
47 # define CONFIG_SYS_FLASH_WRITE_TOUT	5000
48 # define CONFIG_FLASH_SHOW_PROGRESS	10
49 # undef CONFIG_SYS_FLASH_EMPTY_INFO
50 # define CONFIG_SYS_FLASH_QUIET_TEST
51 #endif
52 
53 #ifdef CONFIG_NAND_ZYNQ
54 #define CONFIG_SYS_MAX_NAND_DEVICE	1
55 #define CONFIG_SYS_NAND_ONFI_DETECTION
56 #endif
57 
58 #ifdef CONFIG_USB_EHCI_ZYNQ
59 # define CONFIG_EHCI_IS_TDI
60 
61 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
62 # define DFU_DEFAULT_POLL_TIMEOUT	300
63 # define CONFIG_THOR_RESET_OFF
64 # define DFU_ALT_INFO_RAM \
65 	"dfu_ram_info=" \
66 	"setenv dfu_alt_info " \
67 	"${kernel_image} ram 0x3000000 0x500000\\\\;" \
68 	"${devicetree_image} ram 0x2A00000 0x20000\\\\;" \
69 	"${ramdisk_image} ram 0x2000000 0x600000\0" \
70 	"dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
71 	"thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
72 
73 # if defined(CONFIG_MMC_SDHCI_ZYNQ)
74 #  define DFU_ALT_INFO_MMC \
75 	"dfu_mmc_info=" \
76 	"setenv dfu_alt_info " \
77 	"${kernel_image} fat 0 1\\\\;" \
78 	"${devicetree_image} fat 0 1\\\\;" \
79 	"${ramdisk_image} fat 0 1\0" \
80 	"dfu_mmc=run dfu_mmc_info && dfu 0 mmc 0\0" \
81 	"thor_mmc=run dfu_mmc_info && thordown 0 mmc 0\0"
82 
83 #  define DFU_ALT_INFO	\
84 	DFU_ALT_INFO_RAM \
85 	DFU_ALT_INFO_MMC
86 # else
87 #  define DFU_ALT_INFO	\
88 	DFU_ALT_INFO_RAM
89 # endif
90 #endif
91 
92 #if !defined(DFU_ALT_INFO)
93 # define DFU_ALT_INFO
94 #endif
95 
96 /* enable preboot to be loaded before CONFIG_BOOTDELAY */
97 
98 /* Boot configuration */
99 #define CONFIG_SYS_LOAD_ADDR		0 /* default? */
100 
101 #ifdef CONFIG_SPL_BUILD
102 #define BOOTENV
103 #else
104 
105 #ifdef CONFIG_CMD_MMC
106 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0) func(MMC, mmc, 1)
107 #else
108 #define BOOT_TARGET_DEVICES_MMC(func)
109 #endif
110 
111 #ifdef CONFIG_CMD_USB
112 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0) func(USB, usb, 1)
113 #else
114 #define BOOT_TARGET_DEVICES_USB(func)
115 #endif
116 
117 #if defined(CONFIG_CMD_PXE) && defined(CONFIG_CMD_DHCP)
118 #define BOOT_TARGET_DEVICES_PXE(func) func(PXE, pxe, na)
119 #else
120 #define BOOT_TARGET_DEVICES_PXE(func)
121 #endif
122 
123 #if defined(CONFIG_CMD_DHCP)
124 #define BOOT_TARGET_DEVICES_DHCP(func) func(DHCP, dhcp, na)
125 #else
126 #define BOOT_TARGET_DEVICES_DHCP(func)
127 #endif
128 
129 #if defined(CONFIG_ZYNQ_QSPI)
130 # define BOOT_TARGET_DEVICES_QSPI(func)	func(QSPI, qspi, na)
131 #else
132 # define BOOT_TARGET_DEVICES_QSPI(func)
133 #endif
134 
135 #if defined(CONFIG_NAND_ZYNQ)
136 # define BOOT_TARGET_DEVICES_NAND(func)	func(NAND, nand, na)
137 #else
138 # define BOOT_TARGET_DEVICES_NAND(func)
139 #endif
140 
141 #if defined(CONFIG_MTD_NOR_FLASH)
142 # define BOOT_TARGET_DEVICES_NOR(func)	func(NOR, nor, na)
143 #else
144 # define BOOT_TARGET_DEVICES_NOR(func)
145 #endif
146 
147 #define BOOTENV_DEV_QSPI(devtypeu, devtypel, instance) \
148 	"bootcmd_qspi=sf probe 0 0 0 && " \
149 		      "sf read ${scriptaddr} ${script_offset_f} ${script_size_f} && " \
150 		      "echo QSPI: Trying to boot script at ${scriptaddr} && " \
151 		      "source ${scriptaddr}; echo QSPI: SCRIPT FAILED: continuing...;\0"
152 
153 #define BOOTENV_DEV_NAME_QSPI(devtypeu, devtypel, instance) \
154 	"qspi "
155 
156 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
157 	"bootcmd_nand=nand info && " \
158 		      "nand read ${scriptaddr} ${script_offset_f} ${script_size_f} && " \
159 		      "echo NAND: Trying to boot script at ${scriptaddr} && " \
160 		      "source ${scriptaddr}; echo NAND: SCRIPT FAILED: continuing...;\0"
161 
162 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
163 	"nand "
164 
165 #define BOOTENV_DEV_NOR(devtypeu, devtypel, instance) \
166 	"script_offset_nor=0xE2FC0000\0"        \
167 	"bootcmd_nor=cp.b ${script_offset_nor} ${scriptaddr} ${script_size_f} && " \
168 		     "echo NOR: Trying to boot script at ${scriptaddr} && " \
169 		     "source ${scriptaddr}; echo NOR: SCRIPT FAILED: continuing...;\0"
170 
171 #define BOOTENV_DEV_NAME_NOR(devtypeu, devtypel, instance) \
172 	"nor "
173 
174 #define BOOT_TARGET_DEVICES_JTAG(func)  func(JTAG, jtag, na)
175 
176 #define BOOTENV_DEV_JTAG(devtypeu, devtypel, instance) \
177 	"bootcmd_jtag=echo JTAG: Trying to boot script at ${scriptaddr} && " \
178 		"source ${scriptaddr}; echo JTAG: SCRIPT FAILED: continuing...;\0"
179 
180 #define BOOTENV_DEV_NAME_JTAG(devtypeu, devtypel, instance) \
181 	"jtag "
182 
183 #define BOOT_TARGET_DEVICES(func) \
184 	BOOT_TARGET_DEVICES_JTAG(func) \
185 	BOOT_TARGET_DEVICES_MMC(func) \
186 	BOOT_TARGET_DEVICES_QSPI(func) \
187 	BOOT_TARGET_DEVICES_NAND(func) \
188 	BOOT_TARGET_DEVICES_NOR(func) \
189 	BOOT_TARGET_DEVICES_USB(func) \
190 	BOOT_TARGET_DEVICES_PXE(func) \
191 	BOOT_TARGET_DEVICES_DHCP(func)
192 
193 #include <config_distro_bootcmd.h>
194 #endif /* CONFIG_SPL_BUILD */
195 
196 /* Default environment */
197 #ifndef CONFIG_EXTRA_ENV_SETTINGS
198 #define CONFIG_EXTRA_ENV_SETTINGS	\
199 	"scriptaddr=0x20000\0"	\
200 	"script_size_f=0x40000\0"	\
201 	"fdt_addr_r=0x1f00000\0"        \
202 	"pxefile_addr_r=0x2000000\0"    \
203 	"kernel_addr_r=0x2000000\0"     \
204 	"scriptaddr=0x3000000\0"        \
205 	"ramdisk_addr_r=0x3100000\0"    \
206 	DFU_ALT_INFO \
207 	BOOTENV
208 #endif
209 
210 /* Miscellaneous configurable options */
211 
212 #define CONFIG_CLOCKS
213 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
214 #define CONFIG_SYS_CBSIZE		2048 /* Console I/O Buffer Size */
215 
216 #define CONFIG_SYS_INIT_RAM_ADDR	0xFFFF0000
217 #define CONFIG_SYS_INIT_RAM_SIZE	0x2000
218 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
219 					CONFIG_SYS_INIT_RAM_SIZE - \
220 					GENERATED_GBL_DATA_SIZE)
221 
222 
223 /* Extend size of kernel image for uncompression */
224 #define CONFIG_SYS_BOOTM_LEN	(60 * 1024 * 1024)
225 
226 /* Boot FreeBSD/vxWorks from an ELF image */
227 #define CONFIG_SYS_MMC_MAX_DEVICE	1
228 
229 /* MMC support */
230 #ifdef CONFIG_MMC_SDHCI_ZYNQ
231 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME     "u-boot.img"
232 #endif
233 
234 /* Address in RAM where the parameters must be copied by SPL. */
235 #define CONFIG_SYS_SPL_ARGS_ADDR	0x10000000
236 
237 #define CONFIG_SPL_FS_LOAD_ARGS_NAME		"system.dtb"
238 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME		"uImage"
239 
240 /* Not using MMC raw mode - just for compilation purpose */
241 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR	0
242 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS	0
243 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR	0
244 
245 /* qspi mode is working fine */
246 #ifdef CONFIG_ZYNQ_QSPI
247 #define CONFIG_SYS_SPI_ARGS_OFFS	0x200000
248 #define CONFIG_SYS_SPI_ARGS_SIZE	0x80000
249 #define CONFIG_SYS_SPI_KERNEL_OFFS	(CONFIG_SYS_SPI_ARGS_OFFS + \
250 					CONFIG_SYS_SPI_ARGS_SIZE)
251 #endif
252 
253 /* SP location before relocation, must use scratch RAM */
254 
255 /* 3 * 64kB blocks of OCM - one is on the top because of bootrom */
256 #define CONFIG_SPL_MAX_SIZE	0x30000
257 
258 /* On the top of OCM space */
259 #define CONFIG_SYS_SPL_MALLOC_START	CONFIG_SPL_STACK_R_ADDR
260 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x2000000
261 
262 /*
263  * SPL stack position - and stack goes down
264  * 0xfffffe00 is used for putting wfi loop.
265  * Set it up as limit for now.
266  */
267 #define CONFIG_SPL_STACK	0xfffffe00
268 
269 /* BSS setup */
270 #define CONFIG_SPL_BSS_START_ADDR	0x100000
271 #define CONFIG_SPL_BSS_MAX_SIZE		0x100000
272 
273 #endif /* __CONFIG_ZYNQ_COMMON_H */
274