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18  * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the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25  * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels.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 /* CPU */
70 #define CONFIG_SYS_CACHELINE_SIZE	64
71 
72 /* DRAM Base */
73 #define CONFIG_SYS_SDRAM_BASE		0x40000000
74 #define CONFIG_SYS_INIT_RAM_ADDR	0x0
75 #define CONFIG_SYS_INIT_RAM_SIZE	0x8000	/* 32 KiB */
76 
77 #define CONFIG_SYS_INIT_SP_OFFSET \
78 	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
79 #define CONFIG_SYS_INIT_SP_ADDR \
80 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
81 
82 #define CONFIG_NR_DRAM_BANKS		1
83 #define PHYS_SDRAM_0			CONFIG_SYS_SDRAM_BASE
84 #define PHYS_SDRAM_0_SIZE		0x80000000 /* 2 GiB */
85 
86 #ifdef CONFIG_AHCI
87 #define CONFIG_LIBATA
88 #define CONFIG_SCSI_AHCI
89 #define CONFIG_SCSI_AHCI_PLAT
90 #define CONFIG_SUNXI_AHCI
91 #define CONFIG_SYS_SCSI_MAX_SCSI_ID	1
92 #define CONFIG_SYS_SCSI_MAX_LUN		1
93 #define CONFIG_SYS_SCSI_MAX_DEVICE	(CONFIG_SYS_SCSI_MAX_SCSI_ID * \
94 					 CONFIG_SYS_SCSI_MAX_LUN)
95 #define CONFIG_CMD_SCSI
96 #endif
97 
98 #define CONFIG_CMD_MEMORY
99 #define CONFIG_CMD_SETEXPR
100 
101 #define CONFIG_SETUP_MEMORY_TAGS
102 #define CONFIG_CMDLINE_TAG
103 #define CONFIG_INITRD_TAG
104 #define CONFIG_SERIAL_TAG
105 
106 /* mmc config */
107 #if !defined(CONFIG_UART0_PORT_F)
108 #define CONFIG_MMC
109 #define CONFIG_GENERIC_MMC
110 #define CONFIG_CMD_MMC
111 #define CONFIG_MMC_SUNXI
112 #define CONFIG_MMC_SUNXI_SLOT		0
113 #define CONFIG_ENV_IS_IN_MMC
114 #define CONFIG_SYS_MMC_ENV_DEV		0	/* first detected MMC controller */
115 #endif
116 
117 /* 4MB of malloc() pool */
118 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (4 << 20))
119 
120 /*
121  * Miscellaneous configurable options
122  */
123 #define CONFIG_CMD_ECHO
124 #define CONFIG_SYS_CBSIZE	1024	/* Console I/O Buffer Size */
125 #define CONFIG_SYS_PBSIZE	1024	/* Print Buffer Size */
126 #define CONFIG_SYS_MAXARGS	16	/* max number of command args */
127 #define CONFIG_SYS_GENERIC_BOARD
128 
129 /* Boot Argument Buffer Size */
130 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
131 
132 #define CONFIG_SYS_LOAD_ADDR		0x42000000 /* default load address */
133 
134 /* standalone support */
135 #define CONFIG_STANDALONE_LOAD_ADDR	0x42000000
136 
137 /* baudrate */
138 #define CONFIG_BAUDRATE			115200
139 
140 /* The stack sizes are set up in start.S using the settings below */
141 #define CONFIG_STACKSIZE		(256 << 10)	/* 256 KiB */
142 
143 /* FLASH and environment organization */
144 
145 #define CONFIG_SYS_NO_FLASH
146 
147 #define CONFIG_SYS_MONITOR_LEN		(512 << 10)	/* 512 KiB */
148 #define CONFIG_IDENT_STRING		" Allwinner Technology"
149 
150 #define CONFIG_ENV_OFFSET		(544 << 10) /* (8 + 24 + 512) KiB */
151 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
152 
153 #include <config_cmd_default.h>
154 #undef CONFIG_CMD_FPGA
155 
156 #define CONFIG_FAT_WRITE	/* enable write access */
157 
158 #define CONFIG_SPL_FRAMEWORK
159 #define CONFIG_SPL_LIBCOMMON_SUPPORT
160 #define CONFIG_SPL_SERIAL_SUPPORT
161 #define CONFIG_SPL_LIBGENERIC_SUPPORT
162 
163 #define CONFIG_SPL_BOARD_LOAD_IMAGE
164 
165 #ifdef CONFIG_SPL_FEL
166 
167 #define CONFIG_SPL_TEXT_BASE		0x2000
168 #define CONFIG_SPL_MAX_SIZE		0x4000		/* 16 KiB */
169 
170 #else /* CONFIG_SPL */
171 
172 #define CONFIG_SPL_BSS_START_ADDR	0x4ff80000
173 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KiB */
174 
175 #define CONFIG_SPL_TEXT_BASE		0x20		/* sram start+header */
176 #define CONFIG_SPL_MAX_SIZE		0x5fe0		/* 24KB on sun4i/sun7i */
177 
178 #define CONFIG_SPL_LIBDISK_SUPPORT
179 
180 #if !defined(CONFIG_UART0_PORT_F)
181 #define CONFIG_SPL_MMC_SUPPORT
182 #endif
183 
184 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds"
185 
186 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	80	/* 40KiB */
187 #define CONFIG_SPL_PAD_TO		32768		/* decimal for 'dd' */
188 
189 #endif /* CONFIG_SPL */
190 
191 /* end of 32 KiB in sram */
192 #define LOW_LEVEL_SRAM_STACK		0x00008000 /* End of sram */
193 #define CONFIG_SPL_STACK		LOW_LEVEL_SRAM_STACK
194 #define CONFIG_SYS_SPL_MALLOC_START	0x4ff00000
195 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x00080000	/* 512 KiB */
196 
197 /* I2C */
198 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER
199 #define CONFIG_SPL_I2C_SUPPORT
200 #endif
201 
202 #if defined CONFIG_I2C0_ENABLE || defined CONFIG_I2C1_ENABLE || \
203     defined CONFIG_I2C2_ENABLE || defined CONFIG_I2C3_ENABLE || \
204     defined CONFIG_I2C4_ENABLE
205 #define CONFIG_SYS_I2C
206 #define CONFIG_SYS_I2C_MVTWSI
207 #define CONFIG_SYS_I2C_SPEED		400000
208 #define CONFIG_SYS_I2C_SLAVE		0x7f
209 #define CONFIG_CMD_I2C
210 #endif
211 
212 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
213 #define CONFIG_SYS_I2C_SOFT
214 #define CONFIG_SYS_I2C_SOFT_SPEED	50000
215 #define CONFIG_SYS_I2C_SOFT_SLAVE	0x00
216 /* We use pin names in Kconfig and sunxi_name_to_gpio() */
217 #define CONFIG_SOFT_I2C_GPIO_SDA	soft_i2c_gpio_sda
218 #define CONFIG_SOFT_I2C_GPIO_SCL	soft_i2c_gpio_scl
219 #ifndef __ASSEMBLY__
220 extern int soft_i2c_gpio_sda;
221 extern int soft_i2c_gpio_scl;
222 #endif
223 #define CONFIG_VIDEO_LCD_I2C_BUS	0 /* The lcd panel soft i2c is bus 0 */
224 #define CONFIG_SYS_SPD_BUS_NUM		1 /* And the axp209 i2c bus is bus 1 */
225 #else
226 #define CONFIG_SYS_SPD_BUS_NUM		0 /* The axp209 i2c bus is bus 0 */
227 #define CONFIG_VIDEO_LCD_I2C_BUS	-1 /* NA, but necessary to compile */
228 #endif
229 
230 /* PMU */
231 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || defined CONFIG_AXP221_POWER
232 #define CONFIG_SPL_POWER_SUPPORT
233 #endif
234 
235 #ifndef CONFIG_CONS_INDEX
236 #define CONFIG_CONS_INDEX              1       /* UART0 */
237 #endif
238 
239 #if CONFIG_CONS_INDEX == 1
240 #ifdef CONFIG_MACH_SUN9I
241 #define OF_STDOUT_PATH		"/soc/serial@07000000:115200"
242 #else
243 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28000:115200"
244 #endif
245 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
246 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28400:115200"
247 #elif CONFIG_CONS_INDEX == 3 && defined(CONFIG_MACH_SUN8I)
248 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28800:115200"
249 #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I)
250 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01f02800:115200"
251 #else
252 #error Unsupported console port nr. Please fix stdout-path in sunxi-common.h.
253 #endif
254 
255 /* GPIO */
256 #define CONFIG_SUNXI_GPIO
257 #define CONFIG_SPL_GPIO_SUPPORT
258 #define CONFIG_CMD_GPIO
259 
260 #ifdef CONFIG_VIDEO
261 /*
262  * The amount of RAM to keep free at the top of RAM when relocating u-boot,
263  * to use as framebuffer. This must be a multiple of 4096.
264  */
265 #define CONFIG_SUNXI_MAX_FB_SIZE (9 << 20)
266 
267 /* Do we want to initialize a simple FB? */
268 #define CONFIG_VIDEO_DT_SIMPLEFB
269 
270 #define CONFIG_VIDEO_SUNXI
271 
272 #define CONFIG_CFB_CONSOLE
273 #define CONFIG_VIDEO_SW_CURSOR
274 #define CONFIG_VIDEO_LOGO
275 #define CONFIG_VIDEO_STD_TIMINGS
276 #define CONFIG_I2C_EDID
277 
278 /* allow both serial and cfb console. */
279 #define CONFIG_CONSOLE_MUX
280 /* stop x86 thinking in cfbconsole from trying to init a pc keyboard */
281 #define CONFIG_VGA_AS_SINGLE_DEVICE
282 
283 /* To be able to hook simplefb into dt */
284 #ifdef CONFIG_VIDEO_DT_SIMPLEFB
285 #define CONFIG_OF_BOARD_SETUP
286 #endif
287 
288 #endif /* CONFIG_VIDEO */
289 
290 /* Ethernet support */
291 #ifdef CONFIG_SUNXI_EMAC
292 #define CONFIG_PHY_ADDR		1
293 #define CONFIG_MII			/* MII PHY management		*/
294 #define CONFIG_PHYLIB
295 #endif
296 
297 #ifdef CONFIG_SUNXI_GMAC
298 #define CONFIG_DW_AUTONEG
299 #define CONFIG_PHY_GIGE			/* GMAC can use gigabit PHY	*/
300 #define CONFIG_PHY_ADDR		1
301 #define CONFIG_MII			/* MII PHY management		*/
302 #define CONFIG_PHYLIB
303 #endif
304 
305 #ifdef CONFIG_USB_EHCI
306 #define CONFIG_USB_OHCI_NEW
307 #define CONFIG_USB_OHCI_SUNXI
308 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
309 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
310 #endif
311 
312 #ifdef CONFIG_USB_MUSB_SUNXI
313 #define CONFIG_MUSB_HOST
314 #define CONFIG_MUSB_PIO_ONLY
315 #endif
316 
317 #if defined CONFIG_USB_EHCI || defined CONFIG_USB_MUSB_SUNXI
318 #define CONFIG_CMD_USB
319 #define CONFIG_USB_STORAGE
320 #endif
321 
322 #ifdef CONFIG_USB_KEYBOARD
323 #define CONFIG_CONSOLE_MUX
324 #define CONFIG_PREBOOT
325 #define CONFIG_SYS_STDIO_DEREGISTER
326 #define CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE
327 #endif
328 
329 #if !defined CONFIG_ENV_IS_IN_MMC && \
330     !defined CONFIG_ENV_IS_IN_NAND && \
331     !defined CONFIG_ENV_IS_IN_FAT && \
332     !defined CONFIG_ENV_IS_IN_SPI_FLASH
333 #define CONFIG_ENV_IS_NOWHERE
334 #endif
335 
336 #define CONFIG_MISC_INIT_R
337 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
338 
339 #ifndef CONFIG_SPL_BUILD
340 #include <config_distro_defaults.h>
341 
342 /* Enable pre-console buffer to get complete log on the VGA console */
343 #define CONFIG_PRE_CONSOLE_BUFFER
344 #define CONFIG_PRE_CON_BUF_SZ		4096 /* Aprox 2 80*25 screens */
345 /* Use the room between the end of bootm_size and the framebuffer */
346 #define CONFIG_PRE_CON_BUF_ADDR		0x4f000000
347 
348 /*
349  * 240M RAM (256M minimum minus space for the framebuffer),
350  * 32M uncompressed kernel, 16M compressed kernel, 1M fdt,
351  * 1M script, 1M pxe and the ramdisk at the end.
352  */
353 #define MEM_LAYOUT_ENV_SETTINGS \
354 	"bootm_size=0xf000000\0" \
355 	"kernel_addr_r=0x42000000\0" \
356 	"fdt_addr_r=0x43000000\0" \
357 	"scriptaddr=0x43100000\0" \
358 	"pxefile_addr_r=0x43200000\0" \
359 	"ramdisk_addr_r=0x43300000\0"
360 
361 #ifdef CONFIG_MMC
362 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
363 #else
364 #define BOOT_TARGET_DEVICES_MMC(func)
365 #endif
366 
367 #ifdef CONFIG_AHCI
368 #define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0)
369 #else
370 #define BOOT_TARGET_DEVICES_SCSI(func)
371 #endif
372 
373 #ifdef CONFIG_USB_EHCI
374 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
375 #else
376 #define BOOT_TARGET_DEVICES_USB(func)
377 #endif
378 
379 #define BOOT_TARGET_DEVICES(func) \
380 	BOOT_TARGET_DEVICES_MMC(func) \
381 	BOOT_TARGET_DEVICES_SCSI(func) \
382 	BOOT_TARGET_DEVICES_USB(func) \
383 	func(PXE, pxe, na) \
384 	func(DHCP, dhcp, na)
385 
386 #include <config_distro_bootcmd.h>
387 
388 #ifdef CONFIG_USB_KEYBOARD
389 #define CONSOLE_STDIN_SETTINGS \
390 	"preboot=usb start\0" \
391 	"stdin=serial,usbkbd\0"
392 #else
393 #define CONSOLE_STDIN_SETTINGS \
394 	"stdin=serial\0"
395 #endif
396 
397 #ifdef CONFIG_VIDEO
398 #define CONSOLE_STDOUT_SETTINGS \
399 	"stdout=serial,vga\0" \
400 	"stderr=serial,vga\0"
401 #else
402 #define CONSOLE_STDOUT_SETTINGS \
403 	"stdout=serial\0" \
404 	"stderr=serial\0"
405 #endif
406 
407 #define CONSOLE_ENV_SETTINGS \
408 	CONSOLE_STDIN_SETTINGS \
409 	CONSOLE_STDOUT_SETTINGS
410 
411 #define CONFIG_EXTRA_ENV_SETTINGS \
412 	CONSOLE_ENV_SETTINGS \
413 	MEM_LAYOUT_ENV_SETTINGS \
414 	"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
415 	"console=ttyS0,115200\0" \
416 	BOOTENV
417 
418 #else /* ifndef CONFIG_SPL_BUILD */
419 #define CONFIG_EXTRA_ENV_SETTINGS
420 #endif
421 
422 #endif /* _SUNXI_COMMON_CONFIG_H */
423