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arm: socfpga: Export board ID as U-Boot environment

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Board ID is exported as environment variable for use to boot Linux with FIT
configuration.

Signed-off-by: Alif Zakuan Yuslaimi <alif.zakuan.yuslaimi@altera.com>
Signed-off-by: Tien Fong Chee <tien.fong.chee@altera.com>
Reviewed-by: Tien Fong Chee <tien.fong.chee@altera.com>
This commit is contained in:
Alif Zakuan Yuslaimi 2025-02-18 16:35:01 +08:00 committed by Tom Rini
parent 6ec6b75e9a
commit 8c172a423c
3 changed files with 18 additions and 0 deletions
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1
arch/arm/mach-socfpga/board.c
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@ -6,6 +6,7 @@
*/ */
#include <config.h> #include <config.h>
#include <asm/arch/board.h>
#include <asm/arch/clock_manager.h> #include <asm/arch/clock_manager.h>
#include <asm/arch/mailbox_s10.h> #include <asm/arch/mailbox_s10.h>
#include <asm/arch/misc.h> #include <asm/arch/misc.h>

11
arch/arm/mach-socfpga/include/mach/board.h Normal file
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@ -0,0 +1,11 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2025 Altera Corporation <www.altera.com>
*/
#ifndef BOARD_H_
#define BOARD_H_
u8 socfpga_get_board_id(void);
#endif /* _BOARD_H_ */

6
arch/arm/mach-socfpga/misc_soc64.c
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@ -6,6 +6,7 @@
*/ */
#include <altera.h> #include <altera.h>
#include <asm/arch/board.h>
#include <asm/arch/mailbox_s10.h> #include <asm/arch/mailbox_s10.h>
#include <asm/arch/misc.h> #include <asm/arch/misc.h>
#include <asm/arch/reset_manager.h> #include <asm/arch/reset_manager.h>
@ -57,10 +58,15 @@ int print_cpuinfo(void)
int arch_misc_init(void) int arch_misc_init(void)
{ {
char qspi_string[13]; char qspi_string[13];
unsigned long id;
sprintf(qspi_string, "<0x%08x>", cm_get_qspi_controller_clk_hz()); sprintf(qspi_string, "<0x%08x>", cm_get_qspi_controller_clk_hz());
env_set("qspi_clock", qspi_string); env_set("qspi_clock", qspi_string);
/* Export board_id as environment variable */
id = socfpga_get_board_id();
env_set_ulong("board_id", id);
return 0; return 0;
} }
#endif #endif