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 #include <linux/stringify.h>
17 
18 #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
19 /*
20  * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the
21  * expense of restricting some features, so the regular machine id values can
22  * be used.
23  */
24 # define CONFIG_MACH_TYPE_COMPAT_REV	0
25 #else
26 /*
27  * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels.
28  * Only sunxi-3.4 kernels with appropriate fixes applied are able to pass
29  * beyond the machine id check.
30  */
31 # define CONFIG_MACH_TYPE_COMPAT_REV	1
32 #endif
33 
34 /*
35  * High Level Configuration Options
36  */
37 #define CONFIG_SUNXI		/* sunxi family */
38 #ifdef CONFIG_SPL_BUILD
39 #define CONFIG_SYS_THUMB_BUILD	/* Thumbs mode to save space in SPL */
40 #endif
41 
42 #include <asm/arch/cpu.h>	/* get chip and board defs */
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 /* Serial & console */
54 #define CONFIG_SYS_NS16550
55 #define CONFIG_SYS_NS16550_SERIAL
56 /* ns16550 reg in the low bits of cpu reg */
57 #define CONFIG_SYS_NS16550_CLK		24000000
58 #ifndef CONFIG_DM_SERIAL
59 # define CONFIG_SYS_NS16550_REG_SIZE	-4
60 # define CONFIG_SYS_NS16550_COM1		SUNXI_UART0_BASE
61 # define CONFIG_SYS_NS16550_COM2		SUNXI_UART1_BASE
62 # define CONFIG_SYS_NS16550_COM3		SUNXI_UART2_BASE
63 # define CONFIG_SYS_NS16550_COM4		SUNXI_UART3_BASE
64 # define CONFIG_SYS_NS16550_COM5		SUNXI_R_UART_BASE
65 #endif
66 
67 /* CPU */
68 #define CONFIG_SYS_CACHELINE_SIZE	64
69 
70 /*
71  * The DRAM Base differs between some models. We cannot use macros for the
72  * CONFIG_FOO defines which contain the DRAM base address since they end
73  * up unexpanded in include/autoconf.mk .
74  *
75  * So we have to have this #ifdef #else #endif block for these.
76  */
77 #ifdef CONFIG_MACH_SUN9I
78 #define SDRAM_OFFSET(x) 0x2##x
79 #define CONFIG_SYS_SDRAM_BASE		0x20000000
80 #define CONFIG_SYS_LOAD_ADDR		0x22000000 /* default load address */
81 #define CONFIG_SYS_TEXT_BASE		0x2a000000
82 #define CONFIG_PRE_CON_BUF_ADDR		0x2f000000
83 #define CONFIG_SYS_SPL_MALLOC_START	0x2ff00000
84 #define CONFIG_SPL_BSS_START_ADDR	0x2ff80000
85 #else
86 #define SDRAM_OFFSET(x) 0x4##x
87 #define CONFIG_SYS_SDRAM_BASE		0x40000000
88 #define CONFIG_SYS_LOAD_ADDR		0x42000000 /* default load address */
89 #define CONFIG_SYS_TEXT_BASE		0x4a000000
90 #define CONFIG_PRE_CON_BUF_ADDR		0x4f000000
91 #define CONFIG_SYS_SPL_MALLOC_START	0x4ff00000
92 #define CONFIG_SPL_BSS_START_ADDR	0x4ff80000
93 #endif
94 
95 #define CONFIG_SPL_BSS_MAX_SIZE		0x00080000 /* 512 KiB */
96 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x00080000 /* 512 KiB */
97 
98 #ifdef CONFIG_MACH_SUN9I
99 /*
100  * The A80's A1 sram starts at 0x00010000 rather then at 0x00000000 and is
101  * slightly bigger. Note that it is possible to map the first 32 KiB of the
102  * A1 at 0x00000000 like with older SoCs by writing 0x16aa0001 to the
103  * undocumented 0x008000e0 SYS_CTRL register. Where the 16aa is a key and
104  * the 1 actually activates the mapping of the first 32 KiB to 0x00000000.
105  */
106 #define CONFIG_SYS_INIT_RAM_ADDR	0x10000
107 #define CONFIG_SYS_INIT_RAM_SIZE	0x0a000	/* 40 KiB */
108 #else
109 #define CONFIG_SYS_INIT_RAM_ADDR	0x0
110 #define CONFIG_SYS_INIT_RAM_SIZE	0x8000	/* 32 KiB */
111 #endif
112 
113 #define CONFIG_SYS_INIT_SP_OFFSET \
114 	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
115 #define CONFIG_SYS_INIT_SP_ADDR \
116 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
117 
118 #define CONFIG_NR_DRAM_BANKS		1
119 #define PHYS_SDRAM_0			CONFIG_SYS_SDRAM_BASE
120 #define PHYS_SDRAM_0_SIZE		0x80000000 /* 2 GiB */
121 
122 #ifdef CONFIG_AHCI
123 #define CONFIG_LIBATA
124 #define CONFIG_SCSI_AHCI
125 #define CONFIG_SCSI_AHCI_PLAT
126 #define CONFIG_SUNXI_AHCI
127 #define CONFIG_SYS_64BIT_LBA
128 #define CONFIG_SYS_SCSI_MAX_SCSI_ID	1
129 #define CONFIG_SYS_SCSI_MAX_LUN		1
130 #define CONFIG_SYS_SCSI_MAX_DEVICE	(CONFIG_SYS_SCSI_MAX_SCSI_ID * \
131 					 CONFIG_SYS_SCSI_MAX_LUN)
132 #define CONFIG_CMD_SCSI
133 #endif
134 
135 #define CONFIG_SETUP_MEMORY_TAGS
136 #define CONFIG_CMDLINE_TAG
137 #define CONFIG_INITRD_TAG
138 #define CONFIG_SERIAL_TAG
139 
140 #ifdef CONFIG_NAND_SUNXI
141 #define CONFIG_SPL_NAND_SUPPORT 1
142 #endif
143 
144 /* mmc config */
145 #if !defined(CONFIG_UART0_PORT_F)
146 #define CONFIG_MMC
147 #define CONFIG_GENERIC_MMC
148 #define CONFIG_CMD_MMC
149 #define CONFIG_MMC_SUNXI
150 #define CONFIG_MMC_SUNXI_SLOT		0
151 #define CONFIG_ENV_IS_IN_MMC
152 #define CONFIG_SYS_MMC_ENV_DEV		0	/* first detected MMC controller */
153 #endif
154 
155 /* 4MB of malloc() pool */
156 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (4 << 20))
157 
158 /*
159  * Miscellaneous configurable options
160  */
161 #define CONFIG_SYS_CBSIZE	1024	/* Console I/O Buffer Size */
162 #define CONFIG_SYS_PBSIZE	1024	/* Print Buffer Size */
163 #define CONFIG_SYS_MAXARGS	16	/* max number of command args */
164 #define CONFIG_SYS_GENERIC_BOARD
165 
166 /* Boot Argument Buffer Size */
167 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
168 
169 /* standalone support */
170 #define CONFIG_STANDALONE_LOAD_ADDR	CONFIG_SYS_LOAD_ADDR
171 
172 /* baudrate */
173 #define CONFIG_BAUDRATE			115200
174 
175 /* The stack sizes are set up in start.S using the settings below */
176 #define CONFIG_STACKSIZE		(256 << 10)	/* 256 KiB */
177 
178 /* FLASH and environment organization */
179 
180 #define CONFIG_SYS_NO_FLASH
181 
182 #define CONFIG_SYS_MONITOR_LEN		(768 << 10)	/* 768 KiB */
183 #define CONFIG_IDENT_STRING		" Allwinner Technology"
184 
185 #define CONFIG_ENV_OFFSET		(544 << 10) /* (8 + 24 + 512) KiB */
186 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
187 
188 #define CONFIG_FAT_WRITE	/* enable write access */
189 
190 #define CONFIG_SPL_FRAMEWORK
191 #define CONFIG_SPL_LIBCOMMON_SUPPORT
192 #define CONFIG_SPL_SERIAL_SUPPORT
193 #define CONFIG_SPL_LIBGENERIC_SUPPORT
194 
195 #define CONFIG_SPL_BOARD_LOAD_IMAGE
196 
197 #define CONFIG_SPL_TEXT_BASE		0x20		/* sram start+header */
198 #define CONFIG_SPL_MAX_SIZE		0x5fe0		/* 24KB on sun4i/sun7i */
199 
200 #define CONFIG_SPL_LIBDISK_SUPPORT
201 
202 #if !defined(CONFIG_UART0_PORT_F)
203 #define CONFIG_SPL_MMC_SUPPORT
204 #endif
205 
206 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds"
207 
208 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	80	/* 40KiB */
209 #define CONFIG_SPL_PAD_TO		32768		/* decimal for 'dd' */
210 
211 /* end of 32 KiB in sram */
212 #define LOW_LEVEL_SRAM_STACK		0x00008000 /* End of sram */
213 #define CONFIG_SPL_STACK		LOW_LEVEL_SRAM_STACK
214 
215 /* I2C */
216 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER
217 #define CONFIG_SPL_I2C_SUPPORT
218 #endif
219 
220 #if defined CONFIG_I2C0_ENABLE || defined CONFIG_I2C1_ENABLE || \
221     defined CONFIG_I2C2_ENABLE || defined CONFIG_I2C3_ENABLE || \
222     defined CONFIG_I2C4_ENABLE
223 #define CONFIG_SYS_I2C
224 #define CONFIG_SYS_I2C_MVTWSI
225 #define CONFIG_SYS_I2C_SPEED		400000
226 #define CONFIG_SYS_I2C_SLAVE		0x7f
227 #define CONFIG_CMD_I2C
228 #endif
229 
230 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
231 #define CONFIG_SYS_I2C_SOFT
232 #define CONFIG_SYS_I2C_SOFT_SPEED	50000
233 #define CONFIG_SYS_I2C_SOFT_SLAVE	0x00
234 /* We use pin names in Kconfig and sunxi_name_to_gpio() */
235 #define CONFIG_SOFT_I2C_GPIO_SDA	soft_i2c_gpio_sda
236 #define CONFIG_SOFT_I2C_GPIO_SCL	soft_i2c_gpio_scl
237 #ifndef __ASSEMBLY__
238 extern int soft_i2c_gpio_sda;
239 extern int soft_i2c_gpio_scl;
240 #endif
241 #define CONFIG_VIDEO_LCD_I2C_BUS	0 /* The lcd panel soft i2c is bus 0 */
242 #define CONFIG_SYS_SPD_BUS_NUM		1 /* And the axp209 i2c bus is bus 1 */
243 #else
244 #define CONFIG_SYS_SPD_BUS_NUM		0 /* The axp209 i2c bus is bus 0 */
245 #define CONFIG_VIDEO_LCD_I2C_BUS	-1 /* NA, but necessary to compile */
246 #endif
247 
248 /* PMU */
249 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || defined CONFIG_AXP221_POWER
250 #define CONFIG_SPL_POWER_SUPPORT
251 #endif
252 
253 #ifndef CONFIG_CONS_INDEX
254 #define CONFIG_CONS_INDEX              1       /* UART0 */
255 #endif
256 
257 #ifdef CONFIG_REQUIRE_SERIAL_CONSOLE
258 #if CONFIG_CONS_INDEX == 1
259 #ifdef CONFIG_MACH_SUN9I
260 #define OF_STDOUT_PATH		"/soc/serial@07000000:115200"
261 #else
262 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28000:115200"
263 #endif
264 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
265 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28400:115200"
266 #elif CONFIG_CONS_INDEX == 3 && defined(CONFIG_MACH_SUN8I)
267 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01c28800:115200"
268 #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I)
269 #define OF_STDOUT_PATH		"/soc@01c00000/serial@01f02800:115200"
270 #else
271 #error Unsupported console port nr. Please fix stdout-path in sunxi-common.h.
272 #endif
273 #endif /* ifdef CONFIG_REQUIRE_SERIAL_CONSOLE */
274 
275 /* GPIO */
276 #define CONFIG_SUNXI_GPIO
277 #define CONFIG_SPL_GPIO_SUPPORT
278 #define CONFIG_CMD_GPIO
279 
280 #ifdef CONFIG_VIDEO
281 /*
282  * The amount of RAM to keep free at the top of RAM when relocating u-boot,
283  * to use as framebuffer. This must be a multiple of 4096.
284  */
285 #ifdef CONFIG_VIDEO_LCD_PANEL_EDP_4_LANE_1620M_VIA_ANX9804
286 #define CONFIG_SUNXI_MAX_FB_SIZE (12 << 20)
287 #else
288 #define CONFIG_SUNXI_MAX_FB_SIZE (9 << 20)
289 #endif
290 
291 /* Do we want to initialize a simple FB? */
292 #define CONFIG_VIDEO_DT_SIMPLEFB
293 
294 #define CONFIG_VIDEO_SUNXI
295 
296 #define CONFIG_CFB_CONSOLE
297 #define CONFIG_VIDEO_SW_CURSOR
298 #define CONFIG_VIDEO_LOGO
299 #define CONFIG_VIDEO_STD_TIMINGS
300 #define CONFIG_I2C_EDID
301 #define VIDEO_LINE_LEN (pGD->plnSizeX)
302 
303 /* allow both serial and cfb console. */
304 #define CONFIG_CONSOLE_MUX
305 /* stop x86 thinking in cfbconsole from trying to init a pc keyboard */
306 #define CONFIG_VGA_AS_SINGLE_DEVICE
307 
308 /* To be able to hook simplefb into dt */
309 #ifdef CONFIG_VIDEO_DT_SIMPLEFB
310 #define CONFIG_OF_BOARD_SETUP
311 #endif
312 
313 #endif /* CONFIG_VIDEO */
314 
315 /* Ethernet support */
316 #ifdef CONFIG_SUNXI_EMAC
317 #define CONFIG_PHY_ADDR		1
318 #define CONFIG_MII			/* MII PHY management		*/
319 #define CONFIG_PHYLIB
320 #endif
321 
322 #ifdef CONFIG_SUNXI_GMAC
323 #define CONFIG_DW_AUTONEG
324 #define CONFIG_PHY_GIGE			/* GMAC can use gigabit PHY	*/
325 #define CONFIG_PHY_ADDR		1
326 #define CONFIG_MII			/* MII PHY management		*/
327 #define CONFIG_PHYLIB
328 #endif
329 
330 #ifdef CONFIG_USB_EHCI_HCD
331 #define CONFIG_USB_OHCI_NEW
332 #define CONFIG_USB_OHCI_SUNXI
333 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
334 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
335 #endif
336 
337 #ifdef CONFIG_USB_MUSB_SUNXI
338 #define CONFIG_USB_MUSB_PIO_ONLY
339 #endif
340 
341 #ifdef CONFIG_USB_MUSB_GADGET
342 #define CONFIG_USB_GADGET
343 #define CONFIG_USB_GADGET_DUALSPEED
344 #define CONFIG_USB_GADGET_VBUS_DRAW	0
345 
346 #define CONFIG_USB_GADGET_DOWNLOAD
347 #define CONFIG_USB_FUNCTION_FASTBOOT
348 #define CONFIG_USB_FUNCTION_MASS_STORAGE
349 #endif
350 
351 #ifdef CONFIG_USB_GADGET_DOWNLOAD
352 #define CONFIG_G_DNL_VENDOR_NUM		0x1f3a
353 #define CONFIG_G_DNL_PRODUCT_NUM	0x1010
354 #define CONFIG_G_DNL_MANUFACTURER	"Allwinner Technology"
355 #endif
356 
357 #ifdef CONFIG_USB_FUNCTION_FASTBOOT
358 #define CONFIG_CMD_FASTBOOT
359 #define CONFIG_FASTBOOT_BUF_ADDR	CONFIG_SYS_LOAD_ADDR
360 #define CONFIG_FASTBOOT_BUF_SIZE	0x2000000
361 
362 #define CONFIG_FASTBOOT_FLASH
363 #define CONFIG_FASTBOOT_FLASH_MMC_DEV	0
364 #define CONFIG_EFI_PARTITION
365 #endif
366 
367 #ifdef CONFIG_USB_FUNCTION_MASS_STORAGE
368 #define CONFIG_CMD_USB_MASS_STORAGE
369 #endif
370 
371 #ifdef CONFIG_USB_KEYBOARD
372 #define CONFIG_CONSOLE_MUX
373 #define CONFIG_PREBOOT
374 #define CONFIG_SYS_STDIO_DEREGISTER
375 #define CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE
376 #endif
377 
378 #if !defined CONFIG_ENV_IS_IN_MMC && \
379     !defined CONFIG_ENV_IS_IN_NAND && \
380     !defined CONFIG_ENV_IS_IN_FAT && \
381     !defined CONFIG_ENV_IS_IN_SPI_FLASH
382 #define CONFIG_ENV_IS_NOWHERE
383 #endif
384 
385 #define CONFIG_MISC_INIT_R
386 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
387 
388 #ifndef CONFIG_SPL_BUILD
389 #include <config_distro_defaults.h>
390 
391 /* Enable pre-console buffer to get complete log on the VGA console */
392 #define CONFIG_PRE_CONSOLE_BUFFER
393 #define CONFIG_PRE_CON_BUF_SZ		4096 /* Aprox 2 80*25 screens */
394 
395 /*
396  * 240M RAM (256M minimum minus space for the framebuffer),
397  * 32M uncompressed kernel, 16M compressed kernel, 1M fdt,
398  * 1M script, 1M pxe and the ramdisk at the end.
399  */
400 #define MEM_LAYOUT_ENV_SETTINGS \
401 	"bootm_size=0xf000000\0" \
402 	"kernel_addr_r=" __stringify(SDRAM_OFFSET(2000000)) "\0" \
403 	"fdt_addr_r=" __stringify(SDRAM_OFFSET(3000000)) "\0" \
404 	"scriptaddr=" __stringify(SDRAM_OFFSET(3100000)) "\0" \
405 	"pxefile_addr_r=" __stringify(SDRAM_OFFSET(3200000)) "\0" \
406 	"ramdisk_addr_r=" __stringify(SDRAM_OFFSET(3300000)) "\0"
407 
408 #ifdef CONFIG_MMC
409 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
410 #else
411 #define BOOT_TARGET_DEVICES_MMC(func)
412 #endif
413 
414 #ifdef CONFIG_AHCI
415 #define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0)
416 #else
417 #define BOOT_TARGET_DEVICES_SCSI(func)
418 #endif
419 
420 #ifdef CONFIG_USB_STORAGE
421 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
422 #else
423 #define BOOT_TARGET_DEVICES_USB(func)
424 #endif
425 
426 #define BOOT_TARGET_DEVICES(func) \
427 	BOOT_TARGET_DEVICES_MMC(func) \
428 	BOOT_TARGET_DEVICES_SCSI(func) \
429 	BOOT_TARGET_DEVICES_USB(func) \
430 	func(PXE, pxe, na) \
431 	func(DHCP, dhcp, na)
432 
433 #include <config_distro_bootcmd.h>
434 
435 #ifdef CONFIG_USB_KEYBOARD
436 #define CONSOLE_STDIN_SETTINGS \
437 	"preboot=usb start\0" \
438 	"stdin=serial,usbkbd\0"
439 #else
440 #define CONSOLE_STDIN_SETTINGS \
441 	"stdin=serial\0"
442 #endif
443 
444 #ifdef CONFIG_VIDEO
445 #define CONSOLE_STDOUT_SETTINGS \
446 	"stdout=serial,vga\0" \
447 	"stderr=serial,vga\0"
448 #else
449 #define CONSOLE_STDOUT_SETTINGS \
450 	"stdout=serial\0" \
451 	"stderr=serial\0"
452 #endif
453 
454 #define CONSOLE_ENV_SETTINGS \
455 	CONSOLE_STDIN_SETTINGS \
456 	CONSOLE_STDOUT_SETTINGS
457 
458 #define CONFIG_EXTRA_ENV_SETTINGS \
459 	CONSOLE_ENV_SETTINGS \
460 	MEM_LAYOUT_ENV_SETTINGS \
461 	"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
462 	"console=ttyS0,115200\0" \
463 	BOOTENV
464 
465 #else /* ifndef CONFIG_SPL_BUILD */
466 #define CONFIG_EXTRA_ENV_SETTINGS
467 #endif
468 
469 #endif /* _SUNXI_COMMON_CONFIG_H */
470