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