1 /*
2  * (C) Copyright 2012-2012 Henrik Nordstrom <henrik@henriknordstrom.net>
3  *
4  * (C) Copyright 2007-2011
5  * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
6  * Tom Cubie <tangliang@allwinnertech.com>
7  *
8  * Configuration settings for the Allwinner sunxi series of boards.
9  *
10  * SPDX-License-Identifier:	GPL-2.0+
11  */
12 
13 #ifndef _SUNXI_COMMON_CONFIG_H
14 #define _SUNXI_COMMON_CONFIG_H
15 
16 #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
17 /*
18  * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the
19  * expense of restricting some features, so the regular machine id values can
20  * be used.
21  */
22 # define CONFIG_MACH_TYPE_COMPAT_REV	0
23 #else
24 /*
25  * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels.
26  * Only sunxi-3.4 kernels with appropriate fixes applied are able to pass
27  * beyond the machine id check.
28  */
29 # define CONFIG_MACH_TYPE_COMPAT_REV	1
30 #endif
31 
32 /*
33  * High Level Configuration Options
34  */
35 #define CONFIG_SUNXI		/* sunxi family */
36 #ifdef CONFIG_SPL_BUILD
37 #define CONFIG_SYS_THUMB_BUILD	/* Thumbs mode to save space in SPL */
38 #endif
39 
40 #include <asm/arch/cpu.h>	/* get chip and board defs */
41 
42 #define CONFIG_SYS_TEXT_BASE		0x4a000000
43 
44 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_DM_SERIAL)
45 # define CONFIG_DW_SERIAL
46 #endif
47 
48 /*
49  * Display CPU information
50  */
51 #define CONFIG_DISPLAY_CPUINFO
52 
53 #define CONFIG_SYS_PROMPT	"sunxi# "
54 
55 /* Serial & console */
56 #define CONFIG_SYS_NS16550
57 #define CONFIG_SYS_NS16550_SERIAL
58 /* ns16550 reg in the low bits of cpu reg */
59 #define CONFIG_SYS_NS16550_CLK		24000000
60 #ifndef CONFIG_DM_SERIAL
61 # define CONFIG_SYS_NS16550_REG_SIZE	-4
62 # define CONFIG_SYS_NS16550_COM1		SUNXI_UART0_BASE
63 # define CONFIG_SYS_NS16550_COM2		SUNXI_UART1_BASE
64 # define CONFIG_SYS_NS16550_COM3		SUNXI_UART2_BASE
65 # define CONFIG_SYS_NS16550_COM4		SUNXI_UART3_BASE
66 # define CONFIG_SYS_NS16550_COM5		SUNXI_R_UART_BASE
67 #endif
68 
69 /* DRAM Base */
70 #define CONFIG_SYS_SDRAM_BASE		0x40000000
71 #define CONFIG_SYS_INIT_RAM_ADDR	0x0
72 #define CONFIG_SYS_INIT_RAM_SIZE	0x8000	/* 32 KiB */
73 
74 #define CONFIG_SYS_INIT_SP_OFFSET \
75 	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
76 #define CONFIG_SYS_INIT_SP_ADDR \
77 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
78 
79 #define CONFIG_NR_DRAM_BANKS		1
80 #define PHYS_SDRAM_0			CONFIG_SYS_SDRAM_BASE
81 #define PHYS_SDRAM_0_SIZE		0x80000000 /* 2 GiB */
82 
83 #ifdef CONFIG_AHCI
84 #define CONFIG_LIBATA
85 #define CONFIG_SCSI_AHCI
86 #define CONFIG_SCSI_AHCI_PLAT
87 #define CONFIG_SUNXI_AHCI
88 #define CONFIG_SYS_SCSI_MAX_SCSI_ID	1
89 #define CONFIG_SYS_SCSI_MAX_LUN		1
90 #define CONFIG_SYS_SCSI_MAX_DEVICE	(CONFIG_SYS_SCSI_MAX_SCSI_ID * \
91 					 CONFIG_SYS_SCSI_MAX_LUN)
92 #define CONFIG_CMD_SCSI
93 #endif
94 
95 #define CONFIG_CMD_MEMORY
96 #define CONFIG_CMD_SETEXPR
97 
98 #define CONFIG_SETUP_MEMORY_TAGS
99 #define CONFIG_CMDLINE_TAG
100 #define CONFIG_INITRD_TAG
101 
102 /* mmc config */
103 #if !defined(CONFIG_UART0_PORT_F)
104 #define CONFIG_MMC
105 #define CONFIG_GENERIC_MMC
106 #define CONFIG_CMD_MMC
107 #define CONFIG_MMC_SUNXI
108 #define CONFIG_MMC_SUNXI_SLOT		0
109 #define CONFIG_ENV_IS_IN_MMC
110 #define CONFIG_SYS_MMC_ENV_DEV		0	/* first detected MMC controller */
111 #endif
112 
113 /* 4MB of malloc() pool */
114 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (4 << 20))
115 
116 /*
117  * Miscellaneous configurable options
118  */
119 #define CONFIG_CMD_ECHO
120 #define CONFIG_SYS_CBSIZE	1024	/* Console I/O Buffer Size */
121 #define CONFIG_SYS_PBSIZE	1024	/* Print Buffer Size */
122 #define CONFIG_SYS_MAXARGS	16	/* max number of command args */
123 #define CONFIG_SYS_GENERIC_BOARD
124 
125 /* Boot Argument Buffer Size */
126 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
127 
128 #define CONFIG_SYS_LOAD_ADDR		0x42000000 /* default load address */
129 
130 /* standalone support */
131 #define CONFIG_STANDALONE_LOAD_ADDR	0x42000000
132 
133 /* baudrate */
134 #define CONFIG_BAUDRATE			115200
135 
136 /* The stack sizes are set up in start.S using the settings below */
137 #define CONFIG_STACKSIZE		(256 << 10)	/* 256 KiB */
138 
139 /* FLASH and environment organization */
140 
141 #define CONFIG_SYS_NO_FLASH
142 
143 #define CONFIG_SYS_MONITOR_LEN		(512 << 10)	/* 512 KiB */
144 #define CONFIG_IDENT_STRING		" Allwinner Technology"
145 
146 #define CONFIG_ENV_OFFSET		(544 << 10) /* (8 + 24 + 512) KiB */
147 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
148 
149 #include <config_cmd_default.h>
150 #undef CONFIG_CMD_FPGA
151 
152 #define CONFIG_FAT_WRITE	/* enable write access */
153 
154 #define CONFIG_SPL_FRAMEWORK
155 #define CONFIG_SPL_LIBCOMMON_SUPPORT
156 #define CONFIG_SPL_SERIAL_SUPPORT
157 #define CONFIG_SPL_LIBGENERIC_SUPPORT
158 
159 #define CONFIG_SPL_BOARD_LOAD_IMAGE
160 
161 #ifdef CONFIG_SPL_FEL
162 
163 #define CONFIG_SPL_TEXT_BASE		0x2000
164 #define CONFIG_SPL_MAX_SIZE		0x4000		/* 16 KiB */
165 
166 #else /* CONFIG_SPL */
167 
168 #define CONFIG_SPL_BSS_START_ADDR	0x4ff80000
169 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KiB */
170 
171 #define CONFIG_SPL_TEXT_BASE		0x20		/* sram start+header */
172 #define CONFIG_SPL_MAX_SIZE		0x5fe0		/* 24KB on sun4i/sun7i */
173 
174 #define CONFIG_SPL_LIBDISK_SUPPORT
175 
176 #if !defined(CONFIG_UART0_PORT_F)
177 #define CONFIG_SPL_MMC_SUPPORT
178 #endif
179 
180 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds"
181 
182 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	80	/* 40KiB */
183 #define CONFIG_SPL_PAD_TO		32768		/* decimal for 'dd' */
184 
185 #endif /* CONFIG_SPL */
186 
187 /* end of 32 KiB in sram */
188 #define LOW_LEVEL_SRAM_STACK		0x00008000 /* End of sram */
189 #define CONFIG_SPL_STACK		LOW_LEVEL_SRAM_STACK
190 #define CONFIG_SYS_SPL_MALLOC_START	0x4ff00000
191 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x00080000	/* 512 KiB */
192 
193 /* I2C */
194 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER
195 #define CONFIG_SPL_I2C_SUPPORT
196 #endif
197 
198 #if defined CONFIG_I2C0_ENABLE || defined CONFIG_I2C1_ENABLE || \
199     defined CONFIG_I2C2_ENABLE || defined CONFIG_I2C3_ENABLE || \
200     defined CONFIG_I2C4_ENABLE
201 #define CONFIG_SYS_I2C
202 #define CONFIG_SYS_I2C_MVTWSI
203 #define CONFIG_SYS_I2C_SPEED		400000
204 #define CONFIG_SYS_I2C_SLAVE		0x7f
205 #define CONFIG_CMD_I2C
206 #endif
207 
208 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
209 #define CONFIG_SYS_I2C_SOFT
210 #define CONFIG_SYS_I2C_SOFT_SPEED	50000
211 #define CONFIG_SYS_I2C_SOFT_SLAVE	0x00
212 /* We use pin names in Kconfig and sunxi_name_to_gpio() */
213 #define CONFIG_SOFT_I2C_GPIO_SDA	soft_i2c_gpio_sda
214 #define CONFIG_SOFT_I2C_GPIO_SCL	soft_i2c_gpio_scl
215 #ifndef __ASSEMBLY__
216 extern int soft_i2c_gpio_sda;
217 extern int soft_i2c_gpio_scl;
218 #endif
219 #define CONFIG_VIDEO_LCD_I2C_BUS	0 /* The lcd panel soft i2c is bus 0 */
220 #define CONFIG_SYS_SPD_BUS_NUM		1 /* And the axp209 i2c bus is bus 1 */
221 #else
222 #define CONFIG_SYS_SPD_BUS_NUM		0 /* The axp209 i2c bus is bus 0 */
223 #define CONFIG_VIDEO_LCD_I2C_BUS	-1 /* NA, but necessary to compile */
224 #endif
225 
226 /* PMU */
227 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || defined CONFIG_AXP221_POWER
228 #define CONFIG_SPL_POWER_SUPPORT
229 #endif
230 
231 #ifndef CONFIG_CONS_INDEX
232 #define CONFIG_CONS_INDEX              1       /* UART0 */
233 #endif
234 
235 #if CONFIG_CONS_INDEX == 1
236 #ifdef CONFIG_MACH_SUN9I
237 #define OF_STDOUT_PATH		"/soc/serial@07000000:115200"
238 #else
239 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28000:115200"
240 #endif
241 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
242 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28400:115200"
243 #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I)
244 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01f02800:115200"
245 #else
246 #error Unsupported console port nr. Please fix stdout-path in sunxi-common.h.
247 #endif
248 
249 /* GPIO */
250 #define CONFIG_SUNXI_GPIO
251 #define CONFIG_SPL_GPIO_SUPPORT
252 #define CONFIG_CMD_GPIO
253 
254 #ifdef CONFIG_VIDEO
255 /*
256  * The amount of RAM to keep free at the top of RAM when relocating u-boot,
257  * to use as framebuffer. This must be a multiple of 4096.
258  */
259 #define CONFIG_SUNXI_MAX_FB_SIZE (9 << 20)
260 
261 /* Do we want to initialize a simple FB? */
262 #define CONFIG_VIDEO_DT_SIMPLEFB
263 
264 #define CONFIG_VIDEO_SUNXI
265 
266 #define CONFIG_CFB_CONSOLE
267 #define CONFIG_VIDEO_SW_CURSOR
268 #define CONFIG_VIDEO_LOGO
269 #define CONFIG_VIDEO_STD_TIMINGS
270 #define CONFIG_I2C_EDID
271 
272 /* allow both serial and cfb console. */
273 #define CONFIG_CONSOLE_MUX
274 /* stop x86 thinking in cfbconsole from trying to init a pc keyboard */
275 #define CONFIG_VGA_AS_SINGLE_DEVICE
276 
277 /* To be able to hook simplefb into dt */
278 #ifdef CONFIG_VIDEO_DT_SIMPLEFB
279 #define CONFIG_OF_BOARD_SETUP
280 #endif
281 
282 #endif /* CONFIG_VIDEO */
283 
284 /* Ethernet support */
285 #ifdef CONFIG_SUNXI_EMAC
286 #define CONFIG_PHY_ADDR		1
287 #define CONFIG_MII			/* MII PHY management		*/
288 #define CONFIG_PHYLIB
289 #endif
290 
291 #ifdef CONFIG_SUNXI_GMAC
292 #define CONFIG_DW_AUTONEG
293 #define CONFIG_PHY_GIGE			/* GMAC can use gigabit PHY	*/
294 #define CONFIG_PHY_ADDR		1
295 #define CONFIG_MII			/* MII PHY management		*/
296 #define CONFIG_PHYLIB
297 #endif
298 
299 #ifdef CONFIG_USB_EHCI
300 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
301 #endif
302 
303 #ifdef CONFIG_USB_MUSB_SUNXI
304 #define CONFIG_MUSB_HOST
305 #define CONFIG_MUSB_PIO_ONLY
306 #endif
307 
308 #if defined CONFIG_USB_EHCI || defined CONFIG_USB_MUSB_SUNXI
309 #define CONFIG_CMD_USB
310 #define CONFIG_USB_STORAGE
311 #endif
312 
313 #ifdef CONFIG_USB_KEYBOARD
314 #define CONFIG_CONSOLE_MUX
315 #define CONFIG_PREBOOT
316 #define CONFIG_SYS_STDIO_DEREGISTER
317 #define CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE
318 #endif
319 
320 #if !defined CONFIG_ENV_IS_IN_MMC && \
321     !defined CONFIG_ENV_IS_IN_NAND && \
322     !defined CONFIG_ENV_IS_IN_FAT && \
323     !defined CONFIG_ENV_IS_IN_SPI_FLASH
324 #define CONFIG_ENV_IS_NOWHERE
325 #endif
326 
327 #define CONFIG_MISC_INIT_R
328 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
329 
330 #ifndef CONFIG_SPL_BUILD
331 #include <config_distro_defaults.h>
332 
333 /* Enable pre-console buffer to get complete log on the VGA console */
334 #define CONFIG_PRE_CONSOLE_BUFFER
335 #define CONFIG_PRE_CON_BUF_SZ		(1024 * 1024)
336 /* Use the room between the end of bootm_size and the framebuffer */
337 #define CONFIG_PRE_CON_BUF_ADDR		0x4f000000
338 
339 /*
340  * 240M RAM (256M minimum minus space for the framebuffer),
341  * 32M uncompressed kernel, 16M compressed kernel, 1M fdt,
342  * 1M script, 1M pxe and the ramdisk at the end.
343  */
344 #define MEM_LAYOUT_ENV_SETTINGS \
345 	"bootm_size=0xf000000\0" \
346 	"kernel_addr_r=0x42000000\0" \
347 	"fdt_addr_r=0x43000000\0" \
348 	"scriptaddr=0x43100000\0" \
349 	"pxefile_addr_r=0x43200000\0" \
350 	"ramdisk_addr_r=0x43300000\0"
351 
352 #ifdef CONFIG_MMC
353 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
354 #else
355 #define BOOT_TARGET_DEVICES_MMC(func)
356 #endif
357 
358 #ifdef CONFIG_AHCI
359 #define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0)
360 #else
361 #define BOOT_TARGET_DEVICES_SCSI(func)
362 #endif
363 
364 #ifdef CONFIG_USB_EHCI
365 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
366 #else
367 #define BOOT_TARGET_DEVICES_USB(func)
368 #endif
369 
370 #define BOOT_TARGET_DEVICES(func) \
371 	BOOT_TARGET_DEVICES_MMC(func) \
372 	BOOT_TARGET_DEVICES_SCSI(func) \
373 	BOOT_TARGET_DEVICES_USB(func) \
374 	func(PXE, pxe, na) \
375 	func(DHCP, dhcp, na)
376 
377 #include <config_distro_bootcmd.h>
378 
379 #ifdef CONFIG_USB_KEYBOARD
380 #define CONSOLE_STDIN_SETTINGS \
381 	"preboot=usb start\0" \
382 	"stdin=serial,usbkbd\0"
383 #else
384 #define CONSOLE_STDIN_SETTINGS \
385 	"stdin=serial\0"
386 #endif
387 
388 #ifdef CONFIG_VIDEO
389 #define CONSOLE_STDOUT_SETTINGS \
390 	"stdout=serial,vga\0" \
391 	"stderr=serial,vga\0"
392 #else
393 #define CONSOLE_STDOUT_SETTINGS \
394 	"stdout=serial\0" \
395 	"stderr=serial\0"
396 #endif
397 
398 #define CONSOLE_ENV_SETTINGS \
399 	CONSOLE_STDIN_SETTINGS \
400 	CONSOLE_STDOUT_SETTINGS
401 
402 #define CONFIG_EXTRA_ENV_SETTINGS \
403 	CONSOLE_ENV_SETTINGS \
404 	MEM_LAYOUT_ENV_SETTINGS \
405 	"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
406 	"console=ttyS0,115200\0" \
407 	BOOTENV
408 
409 #else /* ifndef CONFIG_SPL_BUILD */
410 #define CONFIG_EXTRA_ENV_SETTINGS
411 #endif
412 
413 #endif /* _SUNXI_COMMON_CONFIG_H */
414