diff options
Diffstat (limited to 'arch/arm/cpu/armv8/fsl-layerscape/ppa.c')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/ppa.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/ppa.c b/arch/arm/cpu/armv8/fsl-layerscape/ppa.c index 26c47a183c..35c612df05 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/ppa.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/ppa.c @@ -32,6 +32,7 @@ DECLARE_GLOBAL_DATA_PTR; int ppa_init(void) { + unsigned int el = current_el(); void *ppa_fit_addr; u32 *boot_loc_ptr_l, *boot_loc_ptr_h; int ret; @@ -45,6 +46,12 @@ int ppa_init(void) #endif #endif + /* Skip if running at lower exception level */ + if (el < 3) { + debug("Skipping PPA init, running at EL%d\n", el); + return 0; + } + #ifdef CONFIG_SYS_LS_PPA_FW_IN_XIP ppa_fit_addr = (void *)CONFIG_SYS_LS_PPA_FW_ADDR; debug("%s: PPA image load from XIP\n", __func__); |