diff options
| author |   Mylène Josserand <mylene.josserand@bootlin.com> | 2018-05-04 21:05:45 +0200 |
|---|---|---|
| committer |   Maxime Ripard <maxime.ripard@bootlin.com> | 2018-05-08 14:57:17 +0200 |
| commit | cad160ed0a94927e59bb5e31ab192d70f08decae (patch) | |
| tree | f108d459a90c37a9e53c4ec00ac1a0517dcac5b2 /arch/arm/mach-shmobile/headsmp-apmu.S | |
| parent | ARM: sunxi: Add initialization of CNTVOFF (diff) | |
| download | linux-dev-cad160ed0a94927e59bb5e31ab192d70f08decae.tar.xz linux-dev-cad160ed0a94927e59bb5e31ab192d70f08decae.zip | |
ARM: shmobile: Convert file to use cntvoff
Now that a common function is available for CNTVOFF's
initialization, let's convert shmobile-apmu code to use
this function.
Signed-off-by: Mylène Josserand <mylene.josserand@bootlin.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Diffstat (limited to 'arch/arm/mach-shmobile/headsmp-apmu.S')
| -rw-r--r-- | arch/arm/mach-shmobile/headsmp-apmu.S | 22 |
1 files changed, 1 insertions, 21 deletions
diff --git a/arch/arm/mach-shmobile/headsmp-apmu.S b/arch/arm/mach-shmobile/headsmp-apmu.S index 5672b5849401..d49ab194766a 100644 --- a/arch/arm/mach-shmobile/headsmp-apmu.S +++ b/arch/arm/mach-shmobile/headsmp-apmu.S @@ -11,29 +11,9 @@ #include <linux/linkage.h> #include <asm/assembler.h> -ENTRY(shmobile_init_cntvoff) - /* - * CNTVOFF has to be initialized either from non-secure Hypervisor - * mode or secure Monitor mode with SCR.NS==1. If TrustZone is enabled - * then it should be handled by the secure code - */ - cps #MON_MODE - mrc p15, 0, r1, c1, c1, 0 /* Get Secure Config */ - orr r0, r1, #1 - mcr p15, 0, r0, c1, c1, 0 /* Set Non Secure bit */ - instr_sync - mov r0, #0 - mcrr p15, 4, r0, r0, c14 /* CNTVOFF = 0 */ - instr_sync - mcr p15, 0, r1, c1, c1, 0 /* Set Secure bit */ - instr_sync - cps #SVC_MODE - ret lr -ENDPROC(shmobile_init_cntvoff) - #ifdef CONFIG_SMP ENTRY(shmobile_boot_apmu) - bl shmobile_init_cntvoff + bl secure_cntvoff_init b secondary_startup ENDPROC(shmobile_boot_apmu) #endif |