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board: ti: j721e: Add support for detecting multiple device trees 

Update the board_fit_config_name_match() to choose the right dtb
based on the board name read from EEPROM.

Also restrict multpile EEPROM reads by verifying if EEPROM is already
read.

Signed-off-by: Sinthu Raja <sinthu.raja@ti.com>
This commit is contained in:
Sinthu Raja 2022-02-09 15:06:52 +05:30 committed by Tom Rini
parent ee59fa45c8
commit d8004919aa
1 changed files with 14 additions and 2 deletions
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14
board/ti/j721e/evm.c
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@ -88,8 +88,17 @@ int dram_init_banksize(void)
#ifdef CONFIG_SPL_LOAD_FIT #ifdef CONFIG_SPL_LOAD_FIT
int board_fit_config_name_match(const char *name) int board_fit_config_name_match(const char *name)
{ {
if (!strcmp(name, "k3-j721e-common-proc-board")) bool eeprom_read = board_ti_was_eeprom_read();
if (!eeprom_read || board_is_j721e_som()) {
if (!strcmp(name, "k3-j721e-common-proc-board") ||
!strcmp(name, "k3-j721e-r5-common-proc-board"))
return 0; return 0;
} else if (board_is_j721e_sk()) {
if (!strcmp(name, "k3-j721e-sk") ||
!strcmp(name, "k3-j721e-r5-sk"))
return 0;
}
return -1; return -1;
} }
@ -153,6 +162,9 @@ int do_board_detect(void)
{ {
int ret; int ret;
if (board_ti_was_eeprom_read())
return 0;
ret = ti_i2c_eeprom_am6_get_base(CONFIG_EEPROM_BUS_ADDRESS, ret = ti_i2c_eeprom_am6_get_base(CONFIG_EEPROM_BUS_ADDRESS,
CONFIG_EEPROM_CHIP_ADDRESS); CONFIG_EEPROM_CHIP_ADDRESS);
if (ret) { if (ret) {