mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-11 22:03:15 +00:00
7aaa5a60ce
Derived from Tegra124, modified as appropriate during T210 board bringup. Cleaned up debug statements to conserve string space, too. This also adds misc 64-bit changes from Thierry Reding/Stephen Warren. Signed-off-by: Tom Warren <twarren@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
40 lines
663 B
ArmAsm
40 lines
663 B
ArmAsm
/*
|
|
* SoC-specific setup info
|
|
*
|
|
* (C) Copyright 2010,2011
|
|
* NVIDIA Corporation <www.nvidia.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <linux/linkage.h>
|
|
|
|
#ifdef CONFIG_ARM64
|
|
.align 5
|
|
ENTRY(reset_cpu)
|
|
/* get address for global reset register */
|
|
ldr x1, =PRM_RSTCTRL
|
|
ldr w3, [x1]
|
|
/* force reset */
|
|
orr w3, w3, #0x10
|
|
str w3, [x1]
|
|
mov w0, w0
|
|
1:
|
|
b 1b
|
|
ENDPROC(reset_cpu)
|
|
#else
|
|
.align 5
|
|
ENTRY(reset_cpu)
|
|
ldr r1, rstctl @ get addr for global reset
|
|
@ reg
|
|
ldr r3, [r1]
|
|
orr r3, r3, #0x10
|
|
str r3, [r1] @ force reset
|
|
mov r0, r0
|
|
_loop_forever:
|
|
b _loop_forever
|
|
rstctl:
|
|
.word PRM_RSTCTRL
|
|
ENDPROC(reset_cpu)
|
|
#endif
|