powerpc/mpc85xx: SECURE BOOT - Bypass PAMU in case of secure boot
authorRuchika Gupta <ruchika.gupta@freescale.com>
Mon, 29 Sep 2014 06:05:33 +0000 (11:35 +0530)
committerYork Sun <yorksun@freescale.com>
Thu, 16 Oct 2014 21:17:42 +0000 (14:17 -0700)
commit7cad2e38d61e27ea59fb7944f7e647e97ef292d3
tree315fab51b9302a8977f19cfc8cb1b5cddbbb0af4
parent4ba4a095da4f7d38270ee22cc1a1ce64fa47d009
powerpc/mpc85xx: SECURE BOOT - Bypass PAMU in case of secure boot

By default, PAMU's (IOMMU) are enabled in case of secure boot.
Disable/bypass them once the control reaches the bootloader.

For non-secure boot, PAMU's are already bypassed in the default
SoC configuration.

Signed-off-by: Ruchika Gupta <ruchika.gupta@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
arch/powerpc/cpu/mpc85xx/cpu_init.c
arch/powerpc/include/asm/immap_85xx.h