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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 <asm/arch/cpu.h>
17 #include <linux/stringify.h>
18
19 #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
20 /*
21 * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the
22 * expense of restricting some features, so the regular machine id values can
23 * be used.
24 */
25 # define CONFIG_MACH_TYPE_COMPAT_REV 0
26 #else
27 /*
28 * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels.
29 * Only sunxi-3.4 kernels with appropriate fixes applied are able to pass
30 * beyond the machine id check.
31 */
32 # define CONFIG_MACH_TYPE_COMPAT_REV 1
33 #endif
34
35 /*
36 * High Level Configuration Options
37 */
38 #define CONFIG_SUNXI /* sunxi family */
39 #ifdef CONFIG_SPL_BUILD
40 #define CONFIG_SYS_THUMB_BUILD /* Thumbs mode to save space in SPL */
41 #endif
42
43 /* Serial & console */
44 #define CONFIG_SYS_NS16550
45 #define CONFIG_SYS_NS16550_SERIAL
46 /* ns16550 reg in the low bits of cpu reg */
47 #define CONFIG_SYS_NS16550_CLK 24000000
48 #ifdef CONFIG_DM_SERIAL
49 # define CONFIG_DW_SERIAL
50 #else
51 # define CONFIG_SYS_NS16550_REG_SIZE -4
52 # define CONFIG_SYS_NS16550_COM1 SUNXI_UART0_BASE
53 # define CONFIG_SYS_NS16550_COM2 SUNXI_UART1_BASE
54 # define CONFIG_SYS_NS16550_COM3 SUNXI_UART2_BASE
55 # define CONFIG_SYS_NS16550_COM4 SUNXI_UART3_BASE
56 # define CONFIG_SYS_NS16550_COM5 SUNXI_R_UART_BASE
57 #endif
58
59 /* CPU */
60 #define CONFIG_DISPLAY_CPUINFO
61 #define CONFIG_SYS_CACHELINE_SIZE 64
62
63 /*
64 * The DRAM Base differs between some models. We cannot use macros for the
65 * CONFIG_FOO defines which contain the DRAM base address since they end
66 * up unexpanded in include/autoconf.mk .
67 *
68 * So we have to have this #ifdef #else #endif block for these.
69 */
70 #ifdef CONFIG_MACH_SUN9I
71 #define SDRAM_OFFSET(x) 0x2##x
72 #define CONFIG_SYS_SDRAM_BASE 0x20000000
73 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* default load address */
74 #define CONFIG_SYS_TEXT_BASE 0x2a000000
75 #define CONFIG_PRE_CON_BUF_ADDR 0x2f000000
76 /* Note SPL_STACK_R_ADDR is set through Kconfig, we include it here
77 * since it needs to fit in with the other values. By also #defining it
78 * we get warnings if the Kconfig value mismatches. */
79 #define CONFIG_SPL_STACK_R_ADDR 0x2fe00000
80 #define CONFIG_SPL_BSS_START_ADDR 0x2ff80000
81 #else
82 #define SDRAM_OFFSET(x) 0x4##x
83 #define CONFIG_SYS_SDRAM_BASE 0x40000000
84 #define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */
85 #define CONFIG_SYS_TEXT_BASE 0x4a000000
86 #define CONFIG_PRE_CON_BUF_ADDR 0x4f000000
87 /* Note SPL_STACK_R_ADDR is set through Kconfig, we include it here
88 * since it needs to fit in with the other values. By also #defining it
89 * we get warnings if the Kconfig value mismatches. */
90 #define CONFIG_SPL_STACK_R_ADDR 0x4fe00000
91 #define CONFIG_SPL_BSS_START_ADDR 0x4ff80000
92 #endif
93
94 #define CONFIG_SPL_BSS_MAX_SIZE 0x00080000 /* 512 KiB */
95
96 #ifdef CONFIG_MACH_SUN9I
97 /*
98 * The A80's A1 sram starts at 0x00010000 rather then at 0x00000000 and is
99 * slightly bigger. Note that it is possible to map the first 32 KiB of the
100 * A1 at 0x00000000 like with older SoCs by writing 0x16aa0001 to the
101 * undocumented 0x008000e0 SYS_CTRL register. Where the 16aa is a key and
102 * the 1 actually activates the mapping of the first 32 KiB to 0x00000000.
103 */
104 #define CONFIG_SYS_INIT_RAM_ADDR 0x10000
105 #define CONFIG_SYS_INIT_RAM_SIZE 0x0a000 /* 40 KiB */
106 #else
107 #define CONFIG_SYS_INIT_RAM_ADDR 0x0
108 #define CONFIG_SYS_INIT_RAM_SIZE 0x8000 /* 32 KiB */
109 #endif
110
111 #define CONFIG_SYS_INIT_SP_OFFSET \
112 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
113 #define CONFIG_SYS_INIT_SP_ADDR \
114 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
115
116 #define CONFIG_NR_DRAM_BANKS 1
117 #define PHYS_SDRAM_0 CONFIG_SYS_SDRAM_BASE
118 #define PHYS_SDRAM_0_SIZE 0x80000000 /* 2 GiB */
119
120 #ifdef CONFIG_AHCI
121 #define CONFIG_LIBATA
122 #define CONFIG_SCSI_AHCI
123 #define CONFIG_SCSI_AHCI_PLAT
124 #define CONFIG_SUNXI_AHCI
125 #define CONFIG_SYS_64BIT_LBA
126 #define CONFIG_SYS_SCSI_MAX_SCSI_ID 1
127 #define CONFIG_SYS_SCSI_MAX_LUN 1
128 #define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
129 CONFIG_SYS_SCSI_MAX_LUN)
130 #define CONFIG_CMD_SCSI
131 #endif
132
133 #define CONFIG_SETUP_MEMORY_TAGS
134 #define CONFIG_CMDLINE_TAG
135 #define CONFIG_INITRD_TAG
136 #define CONFIG_SERIAL_TAG
137
138 #ifdef CONFIG_NAND_SUNXI
139 #define CONFIG_SPL_NAND_SUPPORT 1
140 #endif
141
142 /* mmc config */
143 #ifdef CONFIG_MMC
144 #define CONFIG_GENERIC_MMC
145 #define CONFIG_CMD_MMC
146 #define CONFIG_MMC_SUNXI
147 #define CONFIG_MMC_SUNXI_SLOT 0
148 #define CONFIG_ENV_IS_IN_MMC
149 #define CONFIG_SYS_MMC_ENV_DEV 0 /* first detected MMC controller */
150 #endif
151
152 /* 64MB of malloc() pool */
153 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (64 << 20))
154
155 /*
156 * Miscellaneous configurable options
157 */
158 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
159 #define CONFIG_SYS_PBSIZE 1024 /* Print Buffer Size */
160 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
161
162 /* Boot Argument Buffer Size */
163 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
164
165 /* standalone support */
166 #define CONFIG_STANDALONE_LOAD_ADDR CONFIG_SYS_LOAD_ADDR
167
168 /* baudrate */
169 #define CONFIG_BAUDRATE 115200
170
171 /* The stack sizes are set up in start.S using the settings below */
172 #define CONFIG_STACKSIZE (256 << 10) /* 256 KiB */
173
174 /* FLASH and environment organization */
175
176 #define CONFIG_SYS_NO_FLASH
177
178 #define CONFIG_SYS_MONITOR_LEN (768 << 10) /* 768 KiB */
179 #define CONFIG_IDENT_STRING " Allwinner Technology"
180
181 #define CONFIG_ENV_OFFSET (544 << 10) /* (8 + 24 + 512) KiB */
182 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
183
184 #define CONFIG_FAT_WRITE /* enable write access */
185
186 #define CONFIG_SPL_FRAMEWORK
187 #define CONFIG_SPL_LIBCOMMON_SUPPORT
188 #define CONFIG_SPL_SERIAL_SUPPORT
189 #define CONFIG_SPL_LIBGENERIC_SUPPORT
190
191 #define CONFIG_SPL_BOARD_LOAD_IMAGE
192
193 #define CONFIG_SPL_TEXT_BASE 0x20 /* sram start+header */
194 #define CONFIG_SPL_MAX_SIZE 0x5fe0 /* 24KB on sun4i/sun7i */
195
196 #define CONFIG_SPL_LIBDISK_SUPPORT
197
198 #ifdef CONFIG_MMC
199 #define CONFIG_SPL_MMC_SUPPORT
200 #endif
201
202 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds"
203
204 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 80 /* 40KiB */
205 #define CONFIG_SPL_PAD_TO 32768 /* decimal for 'dd' */
206
207 /* end of 32 KiB in sram */
208 #define LOW_LEVEL_SRAM_STACK 0x00008000 /* End of sram */
209 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
210
211 /* I2C */
212 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER
213 #define CONFIG_SPL_I2C_SUPPORT
214 #endif
215
216 #if defined CONFIG_I2C0_ENABLE || defined CONFIG_I2C1_ENABLE || \
217 defined CONFIG_I2C2_ENABLE || defined CONFIG_I2C3_ENABLE || \
218 defined CONFIG_I2C4_ENABLE
219 #define CONFIG_SYS_I2C
220 #define CONFIG_SYS_I2C_MVTWSI
221 #define CONFIG_SYS_I2C_SPEED 400000
222 #define CONFIG_SYS_I2C_SLAVE 0x7f
223 #define CONFIG_CMD_I2C
224 #endif
225
226 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
227 #define CONFIG_SYS_I2C_SOFT
228 #define CONFIG_SYS_I2C_SOFT_SPEED 50000
229 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x00
230 /* We use pin names in Kconfig and sunxi_name_to_gpio() */
231 #define CONFIG_SOFT_I2C_GPIO_SDA soft_i2c_gpio_sda
232 #define CONFIG_SOFT_I2C_GPIO_SCL soft_i2c_gpio_scl
233 #ifndef __ASSEMBLY__
234 extern int soft_i2c_gpio_sda;
235 extern int soft_i2c_gpio_scl;
236 #endif
237 #define CONFIG_VIDEO_LCD_I2C_BUS 0 /* The lcd panel soft i2c is bus 0 */
238 #define CONFIG_SYS_SPD_BUS_NUM 1 /* And the axp209 i2c bus is bus 1 */
239 #else
240 #define CONFIG_SYS_SPD_BUS_NUM 0 /* The axp209 i2c bus is bus 0 */
241 #define CONFIG_VIDEO_LCD_I2C_BUS -1 /* NA, but necessary to compile */
242 #endif
243
244 /* PMU */
245 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || defined CONFIG_AXP221_POWER
246 #define CONFIG_SPL_POWER_SUPPORT
247 #endif
248
249 #ifndef CONFIG_CONS_INDEX
250 #define CONFIG_CONS_INDEX 1 /* UART0 */
251 #endif
252
253 #ifdef CONFIG_REQUIRE_SERIAL_CONSOLE
254 #if CONFIG_CONS_INDEX == 1
255 #ifdef CONFIG_MACH_SUN9I
256 #define OF_STDOUT_PATH "/soc/serial@07000000:115200"
257 #else
258 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28000:115200"
259 #endif
260 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
261 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28400:115200"
262 #elif CONFIG_CONS_INDEX == 3 && defined(CONFIG_MACH_SUN8I)
263 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28800:115200"
264 #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I)
265 #define OF_STDOUT_PATH "/soc@01c00000/serial@01f02800:115200"
266 #else
267 #error Unsupported console port nr. Please fix stdout-path in sunxi-common.h.
268 #endif
269 #endif /* ifdef CONFIG_REQUIRE_SERIAL_CONSOLE */
270
271 /* GPIO */
272 #define CONFIG_SUNXI_GPIO
273 #define CONFIG_SPL_GPIO_SUPPORT
274 #define CONFIG_CMD_GPIO
275
276 #ifdef CONFIG_VIDEO
277 /*
278 * The amount of RAM to keep free at the top of RAM when relocating u-boot,
279 * to use as framebuffer. This must be a multiple of 4096.
280 */
281 #define CONFIG_SUNXI_MAX_FB_SIZE (16 << 20)
282
283 /* Do we want to initialize a simple FB? */
284 #define CONFIG_VIDEO_DT_SIMPLEFB
285
286 #define CONFIG_VIDEO_SUNXI
287
288 #define CONFIG_CFB_CONSOLE
289 #define CONFIG_VIDEO_SW_CURSOR
290 #define CONFIG_VIDEO_LOGO
291 #define CONFIG_VIDEO_STD_TIMINGS
292 #define CONFIG_I2C_EDID
293 #define VIDEO_LINE_LEN (pGD->plnSizeX)
294
295 /* allow both serial and cfb console. */
296 #define CONFIG_CONSOLE_MUX
297 /* stop x86 thinking in cfbconsole from trying to init a pc keyboard */
298 #define CONFIG_VGA_AS_SINGLE_DEVICE
299
300 /* To be able to hook simplefb into dt */
301 #ifdef CONFIG_VIDEO_DT_SIMPLEFB
302 #define CONFIG_OF_BOARD_SETUP
303 #endif
304
305 #endif /* CONFIG_VIDEO */
306
307 /* Ethernet support */
308 #ifdef CONFIG_SUNXI_EMAC
309 #define CONFIG_PHY_ADDR 1
310 #define CONFIG_MII /* MII PHY management */
311 #define CONFIG_PHYLIB
312 #endif
313
314 #ifdef CONFIG_SUNXI_GMAC
315 #define CONFIG_DW_AUTONEG
316 #define CONFIG_PHY_GIGE /* GMAC can use gigabit PHY */
317 #define CONFIG_PHY_ADDR 1
318 #define CONFIG_MII /* MII PHY management */
319 #define CONFIG_PHYLIB
320 #endif
321
322 #ifdef CONFIG_USB_EHCI_HCD
323 #define CONFIG_USB_OHCI_NEW
324 #define CONFIG_USB_OHCI_SUNXI
325 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
326 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
327 #endif
328
329 #ifdef CONFIG_USB_MUSB_SUNXI
330 #define CONFIG_USB_MUSB_PIO_ONLY
331 #endif
332
333 #ifdef CONFIG_USB_MUSB_GADGET
334 #define CONFIG_USB_GADGET
335 #define CONFIG_USB_GADGET_DUALSPEED
336 #define CONFIG_USB_GADGET_VBUS_DRAW 0
337
338 #define CONFIG_USB_GADGET_DOWNLOAD
339 #define CONFIG_USB_FUNCTION_FASTBOOT
340 #define CONFIG_USB_FUNCTION_MASS_STORAGE
341 #endif
342
343 #ifdef CONFIG_USB_GADGET_DOWNLOAD
344 #define CONFIG_G_DNL_VENDOR_NUM 0x1f3a
345 #define CONFIG_G_DNL_PRODUCT_NUM 0x1010
346 #define CONFIG_G_DNL_MANUFACTURER "Allwinner Technology"
347 #endif
348
349 #ifdef CONFIG_USB_FUNCTION_FASTBOOT
350 #define CONFIG_CMD_FASTBOOT
351 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR
352 #define CONFIG_FASTBOOT_BUF_SIZE 0x2000000
353 #define CONFIG_ANDROID_BOOT_IMAGE
354
355 #define CONFIG_FASTBOOT_FLASH
356
357 #ifdef CONFIG_MMC
358 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 0
359 #define CONFIG_EFI_PARTITION
360 #endif
361 #endif
362
363 #ifdef CONFIG_USB_FUNCTION_MASS_STORAGE
364 #define CONFIG_CMD_USB_MASS_STORAGE
365 #endif
366
367 #ifdef CONFIG_USB_KEYBOARD
368 #define CONFIG_CONSOLE_MUX
369 #define CONFIG_PREBOOT
370 #define CONFIG_SYS_STDIO_DEREGISTER
371 #define CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE
372 #endif
373
374 #if !defined CONFIG_ENV_IS_IN_MMC && \
375 !defined CONFIG_ENV_IS_IN_NAND && \
376 !defined CONFIG_ENV_IS_IN_FAT && \
377 !defined CONFIG_ENV_IS_IN_SPI_FLASH
378 #define CONFIG_ENV_IS_NOWHERE
379 #endif
380
381 #define CONFIG_MISC_INIT_R
382 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
383
384 #ifndef CONFIG_SPL_BUILD
385 #include <config_distro_defaults.h>
386
387 /* Enable pre-console buffer to get complete log on the VGA console */
388 #define CONFIG_PRE_CONSOLE_BUFFER
389 #define CONFIG_PRE_CON_BUF_SZ 4096 /* Aprox 2 80*25 screens */
390
391 /*
392 * 160M RAM (256M minimum minus 64MB heap + 32MB for u-boot, stack, fb, etc.
393 * 32M uncompressed kernel, 16M compressed kernel, 1M fdt,
394 * 1M script, 1M pxe and the ramdisk at the end.
395 */
396 #define MEM_LAYOUT_ENV_SETTINGS \
397 "bootm_size=0xa000000\0" \
398 "kernel_addr_r=" __stringify(SDRAM_OFFSET(2000000)) "\0" \
399 "fdt_addr_r=" __stringify(SDRAM_OFFSET(3000000)) "\0" \
400 "scriptaddr=" __stringify(SDRAM_OFFSET(3100000)) "\0" \
401 "pxefile_addr_r=" __stringify(SDRAM_OFFSET(3200000)) "\0" \
402 "ramdisk_addr_r=" __stringify(SDRAM_OFFSET(3300000)) "\0"
403
404 #ifdef CONFIG_MMC
405 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
406 #else
407 #define BOOT_TARGET_DEVICES_MMC(func)
408 #endif
409
410 #ifdef CONFIG_AHCI
411 #define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0)
412 #else
413 #define BOOT_TARGET_DEVICES_SCSI(func)
414 #endif
415
416 #ifdef CONFIG_USB_STORAGE
417 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
418 #else
419 #define BOOT_TARGET_DEVICES_USB(func)
420 #endif
421
422 /* FEL boot support, auto-execute boot.scr if a script address was provided */
423 #define BOOTENV_DEV_FEL(devtypeu, devtypel, instance) \
424 "bootcmd_fel=" \
425 "if test -n ${fel_booted} && test -n ${fel_scriptaddr}; then " \
426 "echo '(FEL boot)'; " \
427 "source ${fel_scriptaddr}; " \
428 "fi\0"
429 #define BOOTENV_DEV_NAME_FEL(devtypeu, devtypel, instance) \
430 "fel "
431
432 #define BOOT_TARGET_DEVICES(func) \
433 func(FEL, fel, na) \
434 BOOT_TARGET_DEVICES_MMC(func) \
435 BOOT_TARGET_DEVICES_SCSI(func) \
436 BOOT_TARGET_DEVICES_USB(func) \
437 func(PXE, pxe, na) \
438 func(DHCP, dhcp, na)
439
440 #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
441 #define BOOTCMD_SUNXI_COMPAT \
442 "bootcmd_sunxi_compat=" \
443 "setenv root /dev/mmcblk0p3 rootwait; " \
444 "if ext2load mmc 0 0x44000000 uEnv.txt; then " \
445 "echo Loaded environment from uEnv.txt; " \
446 "env import -t 0x44000000 ${filesize}; " \
447 "fi; " \
448 "setenv bootargs console=${console} root=${root} ${extraargs}; " \
449 "ext2load mmc 0 0x43000000 script.bin && " \
450 "ext2load mmc 0 0x48000000 uImage && " \
451 "bootm 0x48000000\0"
452 #else
453 #define BOOTCMD_SUNXI_COMPAT
454 #endif
455
456 #include <config_distro_bootcmd.h>
457
458 #ifdef CONFIG_USB_KEYBOARD
459 #define CONSOLE_STDIN_SETTINGS \
460 "preboot=usb start\0" \
461 "stdin=serial,usbkbd\0"
462 #else
463 #define CONSOLE_STDIN_SETTINGS \
464 "stdin=serial\0"
465 #endif
466
467 #ifdef CONFIG_VIDEO
468 #define CONSOLE_STDOUT_SETTINGS \
469 "stdout=serial,vga\0" \
470 "stderr=serial,vga\0"
471 #else
472 #define CONSOLE_STDOUT_SETTINGS \
473 "stdout=serial\0" \
474 "stderr=serial\0"
475 #endif
476
477 #define CONSOLE_ENV_SETTINGS \
478 CONSOLE_STDIN_SETTINGS \
479 CONSOLE_STDOUT_SETTINGS
480
481 #define CONFIG_EXTRA_ENV_SETTINGS \
482 CONSOLE_ENV_SETTINGS \
483 MEM_LAYOUT_ENV_SETTINGS \
484 "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
485 "console=ttyS0,115200\0" \
486 BOOTCMD_SUNXI_COMPAT \
487 BOOTENV
488
489 #else /* ifndef CONFIG_SPL_BUILD */
490 #define CONFIG_EXTRA_ENV_SETTINGS
491 #endif
492
493 #endif /* _SUNXI_COMMON_CONFIG_H */