[PATCH 14/16] ARM: hisi: use generic API for enabling SCU

[Pankaj Dubey]

Now as we have of_scu_enable which takes care of mapping
scu base from DT, lets use it.

CC: Wei Xu <xuw...@hisilicon.com>
Signed-off-by: Pankaj Dubey <pankaj.du...@samsung.com>
---
 arch/arm/mach-hisi/platsmp.c | 24 +++++-------------------
 1 file changed, 5 insertions(+), 19 deletions(-)

diff --git a/arch/arm/mach-hisi/platsmp.c b/arch/arm/mach-hisi/platsmp.c
index e1d6764..425a291 100644
--- a/arch/arm/mach-hisi/platsmp.c
+++ b/arch/arm/mach-hisi/platsmp.c
@@ -39,29 +39,14 @@ int hi3xxx_get_cpu_jump(int cpu)
        return readl_relaxed(ctrl_base + ((cpu - 1) << 2));
 }
 
-static void __init hisi_enable_scu_a9(void)
-{
-       unsigned long base = 0;
-       void __iomem *scu_base = NULL;
-
-       if (scu_a9_has_base()) {
-               base = scu_a9_get_base();
-               scu_base = ioremap(base, SZ_4K);
-               if (!scu_base) {
-                       pr_err("ioremap(scu_base) failed\n");
-                       return;
-               }
-               scu_enable(scu_base);
-               iounmap(scu_base);
-       }
-}
-
 static void __init hi3xxx_smp_prepare_cpus(unsigned int max_cpus)
 {
        struct device_node *np = NULL;
        u32 offset = 0;
 
-       hisi_enable_scu_a9();
+       if (scu_a9_has_base())
+               of_scu_enable();
+
        if (!ctrl_base) {
                np = of_find_compatible_node(NULL, NULL, "hisilicon,sysctrl");
                if (!np) {
@@ -100,7 +85,8 @@ static const struct smp_operations hi3xxx_smp_ops 
__initconst = {
 
 static void __init hisi_common_smp_prepare_cpus(unsigned int max_cpus)
 {
-       hisi_enable_scu_a9();
+       if (scu_a9_has_base())
+               of_scu_enable();
 }
 
 static void hix5hd2_set_scu_boot_addr(phys_addr_t start_addr, phys_addr_t 
jump_addr)
-- 
2.7.4