ARM: uniphier: use (devm_)ioremap() instead of map_sysmem()

This does not have much impact on behavior, but makes code look more
more like Linux.  The use of devm_ioremap() often helps to delete
.remove callbacks entirely.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/mach-uniphier/arm64/arm-cci500.c b/arch/arm/mach-uniphier/arm64/arm-cci500.c
index 607f96a..f18595d 100644
--- a/arch/arm/mach-uniphier/arm64/arm-cci500.c
+++ b/arch/arm/mach-uniphier/arm64/arm-cci500.c
@@ -1,13 +1,12 @@
 /*
  * Initialization of ARM Corelink CCI-500 Cache Coherency Interconnect
  *
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <common.h>
-#include <mapmem.h>
 #include <linux/bitops.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
@@ -28,13 +27,13 @@
 		void __iomem *base;
 		u32 tmp;
 
-		base = map_sysmem(slave_base, SZ_4K);
+		base = ioremap(slave_base, SZ_4K);
 
 		tmp = readl(base);
 		tmp |= CCI500_SNOOP_CTRL_EN_DVM | CCI500_SNOOP_CTRL_EN_SNOOP;
 		writel(tmp, base);
 
-		unmap_sysmem(base);
+		iounmap(base);
 
 		slave_base += CCI500_SLAVE_OFFSET;
 	}
diff --git a/arch/arm/mach-uniphier/arm64/smp_kick_cpus.c b/arch/arm/mach-uniphier/arm64/smp_kick_cpus.c
index 5971ad2..4f08963 100644
--- a/arch/arm/mach-uniphier/arm64/smp_kick_cpus.c
+++ b/arch/arm/mach-uniphier/arm64/smp_kick_cpus.c
@@ -1,11 +1,10 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <common.h>
-#include <mapmem.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
 
@@ -18,11 +17,11 @@
 {
 	void __iomem *rom_boot_rsv0;
 
-	rom_boot_rsv0 = map_sysmem(UNIPHIER_SMPCTRL_ROM_RSV0, SZ_8);
+	rom_boot_rsv0 = ioremap(UNIPHIER_SMPCTRL_ROM_RSV0, SZ_8);
 
 	writeq((u64)uniphier_secondary_startup, rom_boot_rsv0);
 
-	unmap_sysmem(rom_boot_rsv0);
+	iounmap(rom_boot_rsv0);
 
 	uniphier_smp_setup();
 
diff --git a/arch/arm/mach-uniphier/arm64/timer.c b/arch/arm/mach-uniphier/arm64/timer.c
index 4beab9d..c10903a 100644
--- a/arch/arm/mach-uniphier/arm64/timer.c
+++ b/arch/arm/mach-uniphier/arm64/timer.c
@@ -1,11 +1,10 @@
 /*
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <common.h>
-#include <mapmem.h>
 #include <linux/bitops.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
@@ -21,7 +20,7 @@
 	void __iomem *base;
 	u32 tmp;
 
-	base = map_sysmem(CNT_CONTROL_BASE, SZ_4K);
+	base = ioremap(CNT_CONTROL_BASE, SZ_4K);
 
 	/*
 	 * Note:
@@ -32,7 +31,7 @@
 	tmp |= CNTCR_EN;
 	writel(tmp, base + CNTCR);
 
-	unmap_sysmem(base);
+	iounmap(base);
 
 	return 0;
 }