diff options
Diffstat (limited to 'arch/arm/mach-exynos/firmware.c')
| -rw-r--r-- | arch/arm/mach-exynos/firmware.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c index be1f20fe28f4..d602e3bf3f96 100644 --- a/arch/arm/mach-exynos/firmware.c +++ b/arch/arm/mach-exynos/firmware.c @@ -185,7 +185,7 @@ static void exynos_l2_configure(const struct l2x0_regs *regs) exynos_smc(SMC_CMD_L2X0SETUP2, regs->pwr_ctrl, regs->aux_ctrl, 0); } -void __init exynos_firmware_init(void) +bool __init exynos_secure_firmware_available(void) { struct device_node *nd; const __be32 *addr; @@ -193,14 +193,22 @@ void __init exynos_firmware_init(void) nd = of_find_compatible_node(NULL, NULL, "samsung,secure-firmware"); if (!nd) - return; + return false; addr = of_get_address(nd, 0, NULL, NULL); if (!addr) { pr_err("%s: No address specified.\n", __func__); - return; + return false; } + return true; +} + +void __init exynos_firmware_init(void) +{ + if (!exynos_secure_firmware_available()) + return; + pr_info("Running under secure firmware.\n"); register_firmware_ops(&exynos_firmware_ops); |