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-rw-r--r--arch/arm/mach-sti/board-dt.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-sti/board-dt.c b/arch/arm/mach-sti/board-dt.c
index cfee0efc75f9..e04cd1b201bb 100644
--- a/arch/arm/mach-sti/board-dt.c
+++ b/arch/arm/mach-sti/board-dt.c
@@ -23,6 +23,14 @@ static const char *const stih41x_dt_match[] __initconst = {
NULL
};
+static void sti_l2_write_sec(unsigned long val, unsigned reg)
+{
+ /*
+ * We can't write to secure registers as we are in non-secure
+ * mode, until we have some SMI service available.
+ */
+}
+
DT_MACHINE_START(STM, "STi SoC with Flattened Device Tree")
.dt_compat = stih41x_dt_match,
.l2c_aux_val = L2C_AUX_CTRL_SHARED_OVERRIDE |
@@ -31,4 +39,5 @@ DT_MACHINE_START(STM, "STi SoC with Flattened Device Tree")
L2C_AUX_CTRL_WAY_SIZE(4),
.l2c_aux_mask = 0xc0000fff,
.smp = smp_ops(sti_smp_ops),
+ .l2c_write_sec = sti_l2_write_sec,
MACHINE_END