arm: mach-k3: Move mmr_unlock to a common location
mmr_unlock api is common for all k3 devices. Move it to a common
location.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Suman Anna <s-anna@ti.com>
diff --git a/arch/arm/mach-k3/common.c b/arch/arm/mach-k3/common.c
index 4335f28..178dc21 100644
--- a/arch/arm/mach-k3/common.c
+++ b/arch/arm/mach-k3/common.c
@@ -62,6 +62,16 @@
ti_sci->version.firmware_revision, fw_desc);
}
+void mmr_unlock(phys_addr_t base, u32 partition)
+{
+ /* Translate the base address */
+ phys_addr_t part_base = base + partition * CTRL_MMR0_PARTITION_SIZE;
+
+ /* Unlock the requested partition if locked using two-step sequence */
+ writel(CTRLMMR_LOCK_KICK0_UNLOCK_VAL, part_base + CTRLMMR_LOCK_KICK0);
+ writel(CTRLMMR_LOCK_KICK1_UNLOCK_VAL, part_base + CTRLMMR_LOCK_KICK1);
+}
+
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_K3_EARLY_CONS