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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21 * The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the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28 * A compatibility guard to prevent loading outdated buggy sunxi-3.4 kernels.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 /* Serial & console */
36 #define CONFIG_SYS_NS16550_SERIAL
37 /* ns16550 reg in the low bits of cpu reg */
38 #define CONFIG_SYS_NS16550_CLK 24000000
39 #ifndef CONFIG_DM_SERIAL
40 # define CONFIG_SYS_NS16550_REG_SIZE -4
41 # define CONFIG_SYS_NS16550_COM1 SUNXI_UART0_BASE
42 # define CONFIG_SYS_NS16550_COM2 SUNXI_UART1_BASE
43 # define CONFIG_SYS_NS16550_COM3 SUNXI_UART2_BASE
44 # define CONFIG_SYS_NS16550_COM4 SUNXI_UART3_BASE
45 # define CONFIG_SYS_NS16550_COM5 SUNXI_R_UART_BASE
46 #endif
47
48 /* CPU */
49 #define COUNTER_FREQUENCY 24000000
50
51 /*
52 * The DRAM Base differs between some models. We cannot use macros for the
53 * CONFIG_FOO defines which contain the DRAM base address since they end
54 * up unexpanded in include/autoconf.mk .
55 *
56 * So we have to have this #ifdef #else #endif block for these.
57 */
58 #ifdef CONFIG_MACH_SUN9I
59 #define SDRAM_OFFSET(x) 0x2##x
60 #define CONFIG_SYS_SDRAM_BASE 0x20000000
61 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* default load address */
62 #define CONFIG_SYS_TEXT_BASE 0x2a000000
63 /* Note SPL_STACK_R_ADDR is set through Kconfig, we include it here
64 * since it needs to fit in with the other values. By also #defining it
65 * we get warnings if the Kconfig value mismatches. */
66 #define CONFIG_SPL_STACK_R_ADDR 0x2fe00000
67 #define CONFIG_SPL_BSS_START_ADDR 0x2ff80000
68 #else
69 #define SDRAM_OFFSET(x) 0x4##x
70 #define CONFIG_SYS_SDRAM_BASE 0x40000000
71 #define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */
72 #define CONFIG_SYS_TEXT_BASE 0x4a000000
73 /* Note SPL_STACK_R_ADDR is set through Kconfig, we include it here
74 * since it needs to fit in with the other values. By also #defining it
75 * we get warnings if the Kconfig value mismatches. */
76 #define CONFIG_SPL_STACK_R_ADDR 0x4fe00000
77 #define CONFIG_SPL_BSS_START_ADDR 0x4ff80000
78 #endif
79
80 #define CONFIG_SPL_BSS_MAX_SIZE 0x00080000 /* 512 KiB */
81
82 #ifdef CONFIG_SUNXI_HIGH_SRAM
83 /*
84 * The A80's A1 sram starts at 0x00010000 rather then at 0x00000000 and is
85 * slightly bigger. Note that it is possible to map the first 32 KiB of the
86 * A1 at 0x00000000 like with older SoCs by writing 0x16aa0001 to the
87 * undocumented 0x008000e0 SYS_CTRL register. Where the 16aa is a key and
88 * the 1 actually activates the mapping of the first 32 KiB to 0x00000000.
89 */
90 #define CONFIG_SYS_INIT_RAM_ADDR 0x10000
91 #define CONFIG_SYS_INIT_RAM_SIZE 0x08000 /* FIXME: 40 KiB ? */
92 #else
93 #define CONFIG_SYS_INIT_RAM_ADDR 0x0
94 #define CONFIG_SYS_INIT_RAM_SIZE 0x8000 /* 32 KiB */
95 #endif
96
97 #define CONFIG_SYS_INIT_SP_OFFSET \
98 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
99 #define CONFIG_SYS_INIT_SP_ADDR \
100 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
101
102 #define CONFIG_NR_DRAM_BANKS 1
103 #define PHYS_SDRAM_0 CONFIG_SYS_SDRAM_BASE
104 #define PHYS_SDRAM_0_SIZE 0x80000000 /* 2 GiB */
105
106 #ifdef CONFIG_AHCI
107 #define CONFIG_LIBATA
108 #define CONFIG_SCSI_AHCI
109 #define CONFIG_SCSI_AHCI_PLAT
110 #define CONFIG_SUNXI_AHCI
111 #define CONFIG_SYS_64BIT_LBA
112 #define CONFIG_SYS_SCSI_MAX_SCSI_ID 1
113 #define CONFIG_SYS_SCSI_MAX_LUN 1
114 #define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
115 CONFIG_SYS_SCSI_MAX_LUN)
116 #define CONFIG_SCSI
117 #endif
118
119 #define CONFIG_SETUP_MEMORY_TAGS
120 #define CONFIG_CMDLINE_TAG
121 #define CONFIG_INITRD_TAG
122 #define CONFIG_SERIAL_TAG
123
124 #ifdef CONFIG_NAND_SUNXI
125 #define CONFIG_SYS_NAND_MAX_ECCPOS 1664
126 #define CONFIG_SYS_NAND_ONFI_DETECTION
127 #define CONFIG_SYS_MAX_NAND_DEVICE 8
128 #endif
129
130 #ifdef CONFIG_SPL_SPI_SUNXI
131 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8000
132 #endif
133
134 /* mmc config */
135 #ifdef CONFIG_MMC
136 #define CONFIG_MMC_SUNXI_SLOT 0
137 #define CONFIG_ENV_IS_IN_MMC
138 #define CONFIG_SYS_MMC_ENV_DEV 0 /* first detected MMC controller */
139 #define CONFIG_SYS_MMC_MAX_DEVICE 4
140 #endif
141
142 /* 64MB of malloc() pool */
143 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (64 << 20))
144
145 /*
146 * Miscellaneous configurable options
147 */
148 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
149 #define CONFIG_SYS_PBSIZE 1024 /* Print Buffer Size */
150 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
151
152 /* Boot Argument Buffer Size */
153 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
154
155 /* standalone support */
156 #define CONFIG_STANDALONE_LOAD_ADDR CONFIG_SYS_LOAD_ADDR
157
158 /* baudrate */
159
160 /* The stack sizes are set up in start.S using the settings below */
161 #define CONFIG_STACKSIZE (256 << 10) /* 256 KiB */
162
163 /* FLASH and environment organization */
164
165 #define CONFIG_SYS_MONITOR_LEN (768 << 10) /* 768 KiB */
166
167 #define CONFIG_ENV_OFFSET (544 << 10) /* (8 + 24 + 512) KiB */
168 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
169
170 #define CONFIG_FAT_WRITE /* enable write access */
171
172 #define CONFIG_SPL_FRAMEWORK
173
174 #ifndef CONFIG_ARM64 /* AArch64 FEL support is not ready yet */
175 #define CONFIG_SPL_BOARD_LOAD_IMAGE
176 #endif
177
178 #ifdef CONFIG_SUNXI_HIGH_SRAM
179 #define CONFIG_SPL_TEXT_BASE 0x10040 /* sram start+header */
180 #define CONFIG_SPL_MAX_SIZE 0x7fc0 /* 32 KiB */
181 #define LOW_LEVEL_SRAM_STACK 0x00018000
182 #else
183 #define CONFIG_SPL_TEXT_BASE 0x40 /* sram start+header */
184 #define CONFIG_SPL_MAX_SIZE 0x5fc0 /* 24KB on sun4i/sun7i */
185 #define LOW_LEVEL_SRAM_STACK 0x00008000 /* End of sram */
186 #endif
187
188 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
189
190 #ifndef CONFIG_ARM64
191 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds"
192 #endif
193
194 #define CONFIG_SPL_PAD_TO 32768 /* decimal for 'dd' */
195
196
197 /* I2C */
198 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \
199 defined CONFIG_SY8106A_POWER
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 || defined CONFIG_R_I2C_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 #endif
210
211 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD)
212 #define CONFIG_SYS_I2C_SOFT
213 #define CONFIG_SYS_I2C_SOFT_SPEED 50000
214 #define CONFIG_SYS_I2C_SOFT_SLAVE 0x00
215 /* We use pin names in Kconfig and sunxi_name_to_gpio() */
216 #define CONFIG_SOFT_I2C_GPIO_SDA soft_i2c_gpio_sda
217 #define CONFIG_SOFT_I2C_GPIO_SCL soft_i2c_gpio_scl
218 #ifndef __ASSEMBLY__
219 extern int soft_i2c_gpio_sda;
220 extern int soft_i2c_gpio_scl;
221 #endif
222 #define CONFIG_VIDEO_LCD_I2C_BUS 0 /* The lcd panel soft i2c is bus 0 */
223 #define CONFIG_SYS_SPD_BUS_NUM 1 /* And the axp209 i2c bus is bus 1 */
224 #else
225 #define CONFIG_SYS_SPD_BUS_NUM 0 /* The axp209 i2c bus is bus 0 */
226 #define CONFIG_VIDEO_LCD_I2C_BUS -1 /* NA, but necessary to compile */
227 #endif
228
229 /* PMU */
230 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \
231 defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER || \
232 defined CONFIG_SY8106A_POWER
233 #endif
234
235 #ifndef CONFIG_CONS_INDEX
236 #define CONFIG_CONS_INDEX 1 /* UART0 */
237 #endif
238
239 #ifdef CONFIG_REQUIRE_SERIAL_CONSOLE
240 #if CONFIG_CONS_INDEX == 1
241 #ifdef CONFIG_MACH_SUN9I
242 #define OF_STDOUT_PATH "/soc/serial@07000000:115200"
243 #else
244 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28000:115200"
245 #endif
246 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
247 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28400:115200"
248 #elif CONFIG_CONS_INDEX == 3 && defined(CONFIG_MACH_SUN8I)
249 #define OF_STDOUT_PATH "/soc@01c00000/serial@01c28800:115200"
250 #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I)
251 #define OF_STDOUT_PATH "/soc@01c00000/serial@01f02800:115200"
252 #else
253 #error Unsupported console port nr. Please fix stdout-path in sunxi-common.h.
254 #endif
255 #endif /* ifdef CONFIG_REQUIRE_SERIAL_CONSOLE */
256
257 /* GPIO */
258 #define CONFIG_SUNXI_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 (16 << 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_VIDEO_LOGO
273 #define CONFIG_VIDEO_STD_TIMINGS
274 #define CONFIG_I2C_EDID
275 #define VIDEO_LINE_LEN (pGD->plnSizeX)
276
277 /* allow both serial and cfb console. */
278 /* stop x86 thinking in cfbconsole from trying to init a pc keyboard */
279
280 #endif /* CONFIG_VIDEO */
281
282 /* Ethernet support */
283 #ifdef CONFIG_SUNXI_EMAC
284 #define CONFIG_PHY_ADDR 1
285 #define CONFIG_MII /* MII PHY management */
286 #define CONFIG_PHYLIB
287 #endif
288
289 #ifdef CONFIG_SUNXI_GMAC
290 #define CONFIG_PHY_GIGE /* GMAC can use gigabit PHY */
291 #define CONFIG_PHY_ADDR 1
292 #define CONFIG_MII /* MII PHY management */
293 #define CONFIG_PHY_REALTEK
294 #endif
295
296 #ifdef CONFIG_USB_EHCI_HCD
297 #define CONFIG_USB_OHCI_NEW
298 #define CONFIG_USB_OHCI_SUNXI
299 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
300 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
301 #endif
302
303 #ifdef CONFIG_USB_MUSB_SUNXI
304 #define CONFIG_USB_MUSB_PIO_ONLY
305 #endif
306
307 #ifdef CONFIG_USB_MUSB_GADGET
308 #define CONFIG_USB_FUNCTION_FASTBOOT
309 #define CONFIG_USB_FUNCTION_MASS_STORAGE
310 #endif
311
312 #ifdef CONFIG_USB_FUNCTION_FASTBOOT
313 #define CONFIG_CMD_FASTBOOT
314 #define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR
315 #define CONFIG_FASTBOOT_BUF_SIZE 0x2000000
316 #define CONFIG_ANDROID_BOOT_IMAGE
317
318 #define CONFIG_FASTBOOT_FLASH
319
320 #ifdef CONFIG_MMC
321 #define CONFIG_FASTBOOT_FLASH_MMC_DEV 0
322 #endif
323 #endif
324
325 #ifdef CONFIG_USB_FUNCTION_MASS_STORAGE
326 #endif
327
328 #ifdef CONFIG_USB_KEYBOARD
329 #define CONFIG_PREBOOT
330 #define CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE
331 #endif
332
333 #if !defined CONFIG_ENV_IS_IN_MMC && \
334 !defined CONFIG_ENV_IS_IN_NAND && \
335 !defined CONFIG_ENV_IS_IN_FAT && \
336 !defined CONFIG_ENV_IS_IN_SPI_FLASH
337 #define CONFIG_ENV_IS_NOWHERE
338 #endif
339
340 #define CONFIG_MISC_INIT_R
341
342 #ifndef CONFIG_SPL_BUILD
343 #include <config_distro_defaults.h>
344
345 #ifdef CONFIG_ARM64
346 /*
347 * Boards seem to come with at least 512MB of DRAM.
348 * The kernel should go at 512K, which is the default text offset (that will
349 * be adjusted at runtime if needed).
350 * There is no compression for arm64 kernels (yet), so leave some space
351 * for really big kernels, say 256MB for now.
352 * Scripts, PXE and DTBs should go afterwards, leaving the rest for the initrd.
353 * Align the initrd to a 2MB page.
354 */
355 #define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(0080000))
356 #define FDT_ADDR_R __stringify(SDRAM_OFFSET(FA00000))
357 #define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(FC00000))
358 #define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(FD00000))
359 #define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(FE00000))
360
361 #else
362 /*
363 * 160M RAM (256M minimum minus 64MB heap + 32MB for u-boot, stack, fb, etc.
364 * 32M uncompressed kernel, 16M compressed kernel, 1M fdt,
365 * 1M script, 1M pxe and the ramdisk at the end.
366 */
367
368 #define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(2000000))
369 #define FDT_ADDR_R __stringify(SDRAM_OFFSET(3000000))
370 #define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(3100000))
371 #define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(3200000))
372 #define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(3300000))
373 #endif
374
375 #define MEM_LAYOUT_ENV_SETTINGS \
376 "bootm_size=0xa000000\0" \
377 "kernel_addr_r=" KERNEL_ADDR_R "\0" \
378 "fdt_addr_r=" FDT_ADDR_R "\0" \
379 "scriptaddr=" SCRIPT_ADDR_R "\0" \
380 "pxefile_addr_r=" PXEFILE_ADDR_R "\0" \
381 "ramdisk_addr_r=" RAMDISK_ADDR_R "\0"
382
383 #define DFU_ALT_INFO_RAM \
384 "dfu_alt_info_ram=" \
385 "kernel ram " KERNEL_ADDR_R " 0x1000000;" \
386 "fdt ram " FDT_ADDR_R " 0x100000;" \
387 "ramdisk ram " RAMDISK_ADDR_R " 0x4000000\0"
388
389 #ifdef CONFIG_MMC
390 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
391 #if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1
392 #define BOOT_TARGET_DEVICES_MMC_EXTRA(func) func(MMC, mmc, 1)
393 #else
394 #define BOOT_TARGET_DEVICES_MMC_EXTRA(func)
395 #endif
396 #else
397 #define BOOT_TARGET_DEVICES_MMC(func)
398 #define BOOT_TARGET_DEVICES_MMC_EXTRA(func)
399 #endif
400
401 #ifdef CONFIG_AHCI
402 #define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0)
403 #else
404 #define BOOT_TARGET_DEVICES_SCSI(func)
405 #endif
406
407 #ifdef CONFIG_USB_STORAGE
408 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
409 #else
410 #define BOOT_TARGET_DEVICES_USB(func)
411 #endif
412
413 /* FEL boot support, auto-execute boot.scr if a script address was provided */
414 #define BOOTENV_DEV_FEL(devtypeu, devtypel, instance) \
415 "bootcmd_fel=" \
416 "if test -n ${fel_booted} && test -n ${fel_scriptaddr}; then " \
417 "echo '(FEL boot)'; " \
418 "source ${fel_scriptaddr}; " \
419 "fi\0"
420 #define BOOTENV_DEV_NAME_FEL(devtypeu, devtypel, instance) \
421 "fel "
422
423 #define BOOT_TARGET_DEVICES(func) \
424 func(FEL, fel, na) \
425 BOOT_TARGET_DEVICES_MMC(func) \
426 BOOT_TARGET_DEVICES_MMC_EXTRA(func) \
427 BOOT_TARGET_DEVICES_SCSI(func) \
428 BOOT_TARGET_DEVICES_USB(func) \
429 func(PXE, pxe, na) \
430 func(DHCP, dhcp, na)
431
432 #ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
433 #define BOOTCMD_SUNXI_COMPAT \
434 "bootcmd_sunxi_compat=" \
435 "setenv root /dev/mmcblk0p3 rootwait; " \
436 "if ext2load mmc 0 0x44000000 uEnv.txt; then " \
437 "echo Loaded environment from uEnv.txt; " \
438 "env import -t 0x44000000 ${filesize}; " \
439 "fi; " \
440 "setenv bootargs console=${console} root=${root} ${extraargs}; " \
441 "ext2load mmc 0 0x43000000 script.bin && " \
442 "ext2load mmc 0 0x48000000 uImage && " \
443 "bootm 0x48000000\0"
444 #else
445 #define BOOTCMD_SUNXI_COMPAT
446 #endif
447
448 #include <config_distro_bootcmd.h>
449
450 #ifdef CONFIG_USB_KEYBOARD
451 #define CONSOLE_STDIN_SETTINGS \
452 "preboot=usb start\0" \
453 "stdin=serial,usbkbd\0"
454 #else
455 #define CONSOLE_STDIN_SETTINGS \
456 "stdin=serial\0"
457 #endif
458
459 #ifdef CONFIG_VIDEO
460 #define CONSOLE_STDOUT_SETTINGS \
461 "stdout=serial,vga\0" \
462 "stderr=serial,vga\0"
463 #else
464 #define CONSOLE_STDOUT_SETTINGS \
465 "stdout=serial\0" \
466 "stderr=serial\0"
467 #endif
468
469 #define CONSOLE_ENV_SETTINGS \
470 CONSOLE_STDIN_SETTINGS \
471 CONSOLE_STDOUT_SETTINGS
472
473 #define CONFIG_EXTRA_ENV_SETTINGS \
474 CONSOLE_ENV_SETTINGS \
475 MEM_LAYOUT_ENV_SETTINGS \
476 DFU_ALT_INFO_RAM \
477 "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
478 "console=ttyS0,115200\0" \
479 BOOTCMD_SUNXI_COMPAT \
480 BOOTENV
481
482 #else /* ifndef CONFIG_SPL_BUILD */
483 #define CONFIG_EXTRA_ENV_SETTINGS
484 #endif
485
486 #endif /* _SUNXI_COMMON_CONFIG_H */