3 * Stefan Roese, DENX Software Engineering, sr@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
12 static u8 boot_267_nor
[] = {
13 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8e, 0x00,
14 0x14, 0xc0, 0x36, 0xcc, 0x00, 0x0c, 0x00, 0x00,
15 0x00, 0x00, 0x00, 0x00
18 static u8 boot_267_nand
[] = {
19 0xd0, 0x38, 0xc3, 0x50, 0x13, 0x88, 0x8e, 0x00,
20 0x14, 0xc0, 0x36, 0xcc, 0x00, 0x0c, 0x00, 0x00,
21 0x00, 0x00, 0x00, 0x00
24 static int do_bootstrap(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
31 return cmd_usage(cmdtp
);
33 cpu_freq
= simple_strtol(argv
[1], NULL
, 10);
34 if (cpu_freq
!= 267) {
35 printf("Unsupported cpu-frequency - only 267 supported\n");
39 /* use 0x50 as I2C EEPROM address for now */
42 if ((strcmp(argv
[2], "nor") != 0) &&
43 (strcmp(argv
[2], "nand") != 0)) {
44 printf("Unsupported boot-device - only nor|nand support\n");
48 if (strcmp(argv
[2], "nand") == 0) {
66 if (i2c_write(chip
, 0, 1, buf
, 16) != 0)
67 printf("Error writing to EEPROM at address 0x%x\n", chip
);
68 udelay(CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS
* 1000);
69 if (i2c_write(chip
, 0x10, 1, buf
+16, 4) != 0)
70 printf("Error2 writing to EEPROM at address 0x%x\n", chip
);
73 printf("Please power-cycle the board for the changes to take effect\n");
79 bootstrap
, 3, 0, do_bootstrap
,
80 "program the I2C bootstrap EEPROM",
81 "<cpu-freq> <nor|nand> - program the I2C bootstrap EEPROM"