arch/arm/mach-k3/lowlevel_init.S

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
   4  *      Lokesh Vutla <lokeshvutla@ti.com>
   5  */
   6
   7 #include <linux/linkage.h>
   8
   9 ENTRY(lowlevel_init)
  10
  11         mrc     p15, 0, r0, c0, c0, 5           @ Read MPIDR
  12         and     r0, #0xff
  13         cmp     r0, #0x0
  14         bne     park_cpu
  15         bx      lr
  16 park_cpu:
  17         wfi
  18         b       park_cpu
  19
  20 ENDPROC(lowlevel_init)