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common: add CMD_GPIO to Kconfig
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1/*
2 * ti_armv7_common.h
3 *
4 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
5 *
6 * SPDX-License-Identifier: GPL-2.0+
7 *
8 * The various ARMv7 SoCs from TI all share a number of IP blocks when
9 * implementing a given feature. Rather than define these in every
10 * board or even SoC common file, we define a common file to be re-used
11 * in all cases. While technically true that some of these details are
12 * configurable at the board design, they are common throughout SoC
13 * reference platforms as well as custom designs and become de facto
14 * standards.
15 */
16
17#ifndef __CONFIG_TI_ARMV7_COMMON_H__
18#define __CONFIG_TI_ARMV7_COMMON_H__
19
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20/*
21 * We typically do not contain NOR flash. In the cases where we do, we
22 * undefine this later.
23 */
24#define CONFIG_SYS_NO_FLASH
25
26/* Support both device trees and ATAGs. */
27#define CONFIG_OF_LIBFDT
28#define CONFIG_CMDLINE_TAG
29#define CONFIG_SETUP_MEMORY_TAGS
30#define CONFIG_INITRD_TAG
31
32/*
33 * Our DDR memory always starts at 0x80000000 and U-Boot shall have
34 * relocated itself to higher in memory by the time this value is used.
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35 * However, set this to a 32MB offset to allow for easier Linux kernel
36 * booting as the default is often used as the kernel load address.
87694558 37 */
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38#define CONFIG_SYS_LOAD_ADDR 0x82000000
39
40/*
41 * We setup defaults based on constraints from the Linux kernel, which should
42 * also be safe elsewhere. We have the default load at 32MB into DDR (for
43 * the kernel), FDT above 128MB (the maximum location for the end of the
44 * kernel), and the ramdisk 512KB above that (allowing for hopefully never
45 * seen large trees). We say all of this must be within the first 256MB
46 * as that will normally be within the kernel lowmem and thus visible via
47 * bootm_size and we only run on platforms with 256MB or more of memory.
48 */
49#define DEFAULT_LINUX_BOOT_ENV \
50 "loadaddr=0x82000000\0" \
51 "kernel_addr_r=0x82000000\0" \
52 "fdtaddr=0x88000000\0" \
53 "fdt_addr_r=0x88000000\0" \
54 "rdaddr=0x88080000\0" \
55 "ramdisk_addr_r=0x88080000\0" \
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56 "scriptaddr=0x80000000\0" \
57 "pxefile_addr_r=0x80100000\0" \
fb3ad9bd 58 "bootm_size=0x10000000\0"
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59
60#define DEFAULT_MMC_TI_ARGS \
61 "mmcdev=0\0" \
62 "mmcrootfstype=ext4 rootwait\0" \
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63 "finduuid=part uuid mmc 0:2 uuid\0" \
64 "args_mmc=run finduuid;setenv bootargs console=${console} " \
85d17be3 65 "${optargs} " \
437bc42e 66 "root=PARTUUID=${uuid} rw " \
85d17be3 67 "rootfstype=${mmcrootfstype}\0"
87694558 68
87694558 69/*
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70 * DDR information. If the CONFIG_NR_DRAM_BANKS is not defined,
71 * we say (for simplicity) that we have 1 bank, always, even when
72 * we have more. We always start at 0x80000000, and we place the
73 * initial stack pointer in our SRAM. Otherwise, we can define
74 * CONFIG_NR_DRAM_BANKS before including this file.
87694558 75 */
c6a7fce1 76#ifndef CONFIG_NR_DRAM_BANKS
87694558 77#define CONFIG_NR_DRAM_BANKS 1
c6a7fce1 78#endif
87694558 79#define CONFIG_SYS_SDRAM_BASE 0x80000000
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80
81#ifndef CONFIG_SYS_INIT_SP_ADDR
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82#define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
83 GENERATED_GBL_DATA_SIZE)
e07cff11 84#endif
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85
86/* Timer information. */
87#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
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88
89/* I2C IP block */
90#define CONFIG_I2C
1dd44e5a 91#define CONFIG_CMD_I2C
6789e84e 92#define CONFIG_SYS_I2C
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93
94/* MMC/SD IP block */
95#define CONFIG_MMC
96#define CONFIG_GENERIC_MMC
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97#define CONFIG_CMD_MMC
98
99/* McSPI IP block */
100#define CONFIG_SPI
0fedc4a5 101#define CONFIG_CMD_SPI
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102
103/* GPIO block */
87694558 104
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105/*
106 * The following are general good-enough settings for U-Boot. We set a
107 * large malloc pool as we generally have a lot of DDR, and we opt for
108 * function over binary size in the main portion of U-Boot as this is
109 * generally easily constrained later if needed. We enable the config
110 * options that give us information in the environment about what board
111 * we are on so we do not need to rely on the command prompt. We set a
112 * console baudrate of 115200 and use the default baud rate table.
113 */
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114#ifdef CONFIG_DFU_MMC
115#define CONFIG_SYS_MALLOC_LEN ((16 << 20) + CONFIG_SYS_DFU_DATA_BUF_SIZE)
116#else
117#define CONFIG_SYS_MALLOC_LEN (16 << 20)
118#endif
87694558 119#define CONFIG_SYS_HUSH_PARSER
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120#define CONFIG_SYS_CONSOLE_INFO_QUIET
121#define CONFIG_BAUDRATE 115200
122#define CONFIG_ENV_VARS_UBOOT_CONFIG /* Strongly encouraged */
123#define CONFIG_ENV_OVERWRITE /* Overwrite ethaddr / serial# */
124
125/* As stated above, the following choices are optional. */
126#define CONFIG_SYS_LONGHELP
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127#define CONFIG_AUTO_COMPLETE
128#define CONFIG_CMDLINE_EDITING
87694558 129#define CONFIG_VERSION_VARIABLE
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130
131/* We set the max number of command args high to avoid HUSH bugs. */
132#define CONFIG_SYS_MAXARGS 64
133
134/* Console I/O Buffer Size */
135#define CONFIG_SYS_CBSIZE 512
136/* Print Buffer Size */
137#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
138 + sizeof(CONFIG_SYS_PROMPT) + 16)
139/* Boot Argument Buffer Size */
140#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
141
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142/*
143 * When we have SPI, NOR or NAND flash we expect to be making use of
144 * mtdparts, both for ease of use in U-Boot and for passing information
145 * on to the Linux kernel.
146 */
e07cff11 147#if defined(CONFIG_SPI_BOOT) || defined(CONFIG_NOR) || defined(CONFIG_NAND) || defined(CONFIG_NAND_DAVINCI)
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148#define CONFIG_MTD_DEVICE /* Required for mtdparts */
149#define CONFIG_CMD_MTDPARTS
150#endif
151
87694558 152#define CONFIG_CMD_ASKENV
87694558 153#define CONFIG_CMD_BOOTZ
6440b807 154#define CONFIG_SUPPORT_RAW_INITRD
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155
156/*
157 * Common filesystems support. When we have removable storage we
158 * enabled a number of useful commands and support.
159 */
160#if defined(CONFIG_MMC) || defined(CONFIG_USB_STORAGE)
161#define CONFIG_DOS_PARTITION
162#define CONFIG_CMD_FAT
163#define CONFIG_FAT_WRITE
164#define CONFIG_CMD_EXT2
165#define CONFIG_CMD_EXT4
166#define CONFIG_CMD_FS_GENERIC
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167#define CONFIG_PARTITION_UUIDS
168#define CONFIG_CMD_PART
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169#endif
170
171/*
172 * Our platforms make use of SPL to initalize the hardware (primarily
173 * memory) enough for full U-Boot to be loaded. We also support Falcon
174 * Mode so that the Linux kernel can be booted directly from SPL
175 * instead, if desired. We make use of the general SPL framework found
176 * under common/spl/. Given our generally common memory map, we set a
177 * number of related defaults and sizes here.
178 */
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179#if !defined(CONFIG_NOR_BOOT) && \
180 !(defined(CONFIG_QSPI_BOOT) && defined(CONFIG_AM43XX))
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181#define CONFIG_SPL_FRAMEWORK
182#define CONFIG_SPL_OS_BOOT
183
184/*
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185 * Place the image at the start of the ROM defined image space (per
186 * CONFIG_SPL_TEXT_BASE and we limit our size to the ROM-defined
187 * downloaded image area. We initalize DRAM as soon as we can so that
188 * we can place stack, malloc and BSS there. We load U-Boot itself into
189 * memory at 0x80800000 for legacy reasons (to not conflict with older
190 * SPLs). We have our BSS be placed 2MiB after this, to allow for the
191 * default Linux kernel address of 0x80008000 to work with most sized
192 * kernels, in the Falcon Mode case. We have the SPL malloc pool at the
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193 * end of the BSS area. We suggest that the stack be placed at 32MiB after
194 * the start of DRAM to allow room for all of the above (handled in Kconfig).
87694558 195 */
df4dbb5d 196#ifndef CONFIG_SYS_TEXT_BASE
87694558 197#define CONFIG_SYS_TEXT_BASE 0x80800000
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198#endif
199#ifndef CONFIG_SPL_BSS_START_ADDR
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200#define CONFIG_SPL_BSS_START_ADDR 0x80a00000
201#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
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202#endif
203#ifndef CONFIG_SYS_SPL_MALLOC_START
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204#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \
205 CONFIG_SPL_BSS_MAX_SIZE)
206#define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN
df4dbb5d 207#endif
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208
209/* RAW SD card / eMMC locations. */
210#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
211#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
212
213/* FAT sd card locations. */
e2ccdf89 214#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
205b4f33 215#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
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216
217#ifdef CONFIG_SPL_OS_BOOT
87694558 218/* FAT */
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219#define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage"
220#define CONFIG_SPL_FS_LOAD_ARGS_NAME "args"
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221
222/* RAW SD card / eMMC */
223#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */
224#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */
225#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
226
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227/* spl export command */
228#define CONFIG_CMD_SPL
229#endif
230
231#ifdef CONFIG_MMC
a7142dd0 232#define CONFIG_SPL_LIBDISK_SUPPORT
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233#define CONFIG_SPL_MMC_SUPPORT
234#define CONFIG_SPL_FAT_SUPPORT
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235#define CONFIG_SPL_EXT_SUPPORT
236#endif
237
7f2f44da 238#define CONFIG_SYS_THUMB_BUILD
87694558 239
a7142dd0 240/* General parts of the framework, required. */
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241#define CONFIG_SPL_I2C_SUPPORT
242#define CONFIG_SPL_LIBCOMMON_SUPPORT
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243#define CONFIG_SPL_LIBGENERIC_SUPPORT
244#define CONFIG_SPL_SERIAL_SUPPORT
d6fc0cef 245#define CONFIG_SPL_POWER_SUPPORT
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246#define CONFIG_SPL_GPIO_SUPPORT
247#define CONFIG_SPL_BOARD_INIT
248
249#ifdef CONFIG_NAND
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250#define CONFIG_SPL_NAND_SUPPORT
251#define CONFIG_SPL_NAND_BASE
252#define CONFIG_SPL_NAND_DRIVERS
253#define CONFIG_SPL_NAND_ECC
6dd3b566 254#define CONFIG_SPL_MTD_SUPPORT
87694558 255#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
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256#endif
257#endif /* !CONFIG_NOR_BOOT */
258
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259/* Generic Environment Variables */
260
261#ifdef CONFIG_CMD_NET
262#define NETARGS \
263 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
264 "::off\0" \
265 "nfsopts=nolock\0" \
266 "rootpath=/export/rootfs\0" \
267 "netloadimage=tftp ${loadaddr} ${bootfile}\0" \
268 "netloadfdt=tftp ${fdtaddr} ${fdtfile}\0" \
269 "netargs=setenv bootargs console=${console} " \
270 "${optargs} " \
271 "root=/dev/nfs " \
272 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
273 "ip=dhcp\0" \
274 "netboot=echo Booting from network ...; " \
275 "setenv autoload no; " \
276 "dhcp; " \
277 "run netloadimage; " \
278 "run netloadfdt; " \
279 "run netargs; " \
280 "bootz ${loadaddr} - ${fdtaddr}\0"
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281#else
282#define NETARGS ""
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283#endif
284
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285#include <config_distro_defaults.h>
286
87694558 287#endif /* __CONFIG_TI_ARMV7_COMMON_H__ */