Even if the HAB fuse is not set we want to be able to use the Cryptographic Accelerator and Assurance Module (CAAM) for generating random numbers. So SYS_FSL_HAS_SEC should be selected even if IMX_HAB is not set.

arch_misc_init() has to be called to initialize the CAAM.

Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- arch/arm/Kconfig | 2 +- arch/arm/mach-imx/mx6/soc.c | 10 ++++++++++ 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 54d65f8488..9a957f63c7 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -884,7 +884,7 @@ config ARCH_MX7 config ARCH_MX6 bool "Freescale MX6" select CPU_V7A - select SYS_FSL_HAS_SEC if IMX_HAB + select SYS_FSL_HAS_SEC select SYS_FSL_SEC_COMPAT_4 select SYS_FSL_SEC_LE imply MXC_GPIO diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c index 19ca382649..e129286065 100644 --- a/arch/arm/mach-imx/mx6/soc.c +++ b/arch/arm/mach-imx/mx6/soc.c @@ -22,6 +22,7 @@ #include <asm/arch/mxc_hdmi.h> #include <asm/arch/crm_regs.h> #include <dm.h> +#include <fsl_sec.h> #include <imx_thermal.h> #include <mmc.h>

@@ -691,6 +692,15 @@ void imx_setup_hdmi(void) } #endif

+#ifdef CONFIG_ARCH_MISC_INIT +int arch_misc_init(void) +{ +#ifdef CONFIG_FSL_CAAM + sec_init(); +#endif + return 0; +} +#endif

/* * gpr_init() function is common for boards using MX6S, MX6DL, MX6D, -- 2.20.1