diff options
| author | Thomas Fitzsimmons | 2018-06-08 17:59:45 -0400 |
|---|---|---|
| committer | Tom Rini | 2018-07-10 16:55:57 -0400 |
| commit | 894c3ad27fa940beb7fdc07d01dcfe81c03d0481 (patch) | |
| tree | 72abb68850e0fc01f0fd0c6f0c2152afda435ffd /arch/arm/mach-bcmstb/lowlevel_init.S | |
| parent | d154ca60036f060375ff3d80b2f1fbd2cd7de115 (diff) | |
board: arm: Add support for Broadcom BCM7445
Add support for loading U-Boot on the Broadcom 7445 SoC. This port
assumes Broadcom's BOLT bootloader is acting as the second stage
bootloader, and U-Boot is acting as the third stage bootloader, loaded
as an ELF program by BOLT.
Signed-off-by: Thomas Fitzsimmons <fitzsim@fitzsim.org>
Cc: Stefan Roese <sr@denx.de>
Cc: Tom Rini <trini@konsulko.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Diffstat (limited to 'arch/arm/mach-bcmstb/lowlevel_init.S')
| -rw-r--r-- | arch/arm/mach-bcmstb/lowlevel_init.S | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/mach-bcmstb/lowlevel_init.S b/arch/arm/mach-bcmstb/lowlevel_init.S new file mode 100644 index 00000000000..aa81f70248d --- /dev/null +++ b/arch/arm/mach-bcmstb/lowlevel_init.S @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * (C) Copyright 2018 Cisco Systems, Inc. + * + * Author: Thomas Fitzsimmons <fitzsim@fitzsim.org> + */ + +#include <linux/linkage.h> + +ENTRY(save_boot_params) + ldr r6, =bcmstb_boot_parameters + str r0, [r6, #0] + str r1, [r6, #4] + str r2, [r6, #8] + str r3, [r6, #12] + str sp, [r6, #16] + str lr, [r6, #20] + ldr r6, =prior_stage_fdt_address + str r2, [r6] + b save_boot_params_ret +ENDPROC(save_boot_params) |