ARM: mach-shmobile: Use DT_MACHINE for mackerel

Use DT_MACHINE_START() on the sh7372 based mackerel board.

Also include a tiny DTS file to describe the board and update the
Kconfig dependencies to select CONFIG_USE_OF.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Simon Horman <horms@verge.net.au>

4 files changed, 32 insertions, 2 deletions

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index c1ce813fcc4a..063223945368 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -75,7 +75,8 @@ dtb-$(CONFIG_ARCH_PRIMA2) += prima2-evb.dtb
 dtb-$(CONFIG_ARCH_U8500) += snowball.dtb
 dtb-$(CONFIG_ARCH_SHMOBILE) += emev2-kzm9d.dtb \
         r8a7740-armadillo800eva.dtb \
-        sh73a0-kzm9g.dtb
+        sh73a0-kzm9g.dtb \
+        sh7372-mackerel.dtb
 dtb-$(CONFIG_ARCH_SPEAR13XX) += spear1310-evb.dtb \
         spear1340-evb.dtb
 dtb-$(CONFIG_ARCH_SPEAR3XX)+= spear300-evb.dtb \
diff --git a/arch/arm/boot/dts/sh7372-mackerel.dts b/arch/arm/boot/dts/sh7372-mackerel.dts
new file mode 100644
index 000000000000..286f0caef013
--- /dev/null
+++ b/arch/arm/boot/dts/sh7372-mackerel.dts
@@ -0,0 +1,22 @@
+/*
+ * Device Tree Source for the mackerel board
+ *
+ * Copyright (C) 2012 Renesas Solutions Corp.
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2.  This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+/dts-v1/;
+/include/ "skeleton.dtsi"
+
+/ {
+        model = "Mackerel (AP4 EVM 2nd)";
+        compatible = "renesas,mackerel";
+
+        memory {
+                device_type = "memory";
+                reg = <0x40000000 0x10000000>;
+        };
+};
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index 8ae100cc655c..0750d9c7f00d 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -95,6 +95,7 @@ config MACH_MACKEREL
         select ARCH_REQUIRE_GPIOLIB
         select REGULATOR_FIXED_VOLTAGE if REGULATOR
         select SND_SOC_AK4642 if SND_SIMPLE_CARD
+        select USE_OF
 
 config MACH_KOTA2
         bool "KOTA2 board"
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 0c27c810cf99..39b8f2e70638 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -1651,7 +1651,12 @@ static void __init mackerel_init(void)
         pm_clk_add(&hdmi_lcdc_device.dev, "hdmi");
 }
 
-MACHINE_START(MACKEREL, "mackerel")
+static const char *mackerel_boards_compat_dt[] __initdata = {
+        "renesas,mackerel",
+        NULL,
+};
+
+DT_MACHINE_START(MACKEREL_DT, "mackerel")
         .map_io         = sh7372_map_io,
         .init_early     = sh7372_add_early_devices,
         .init_irq       = sh7372_init_irq,
@@ -1659,4 +1664,5 @@ MACHINE_START(MACKEREL, "mackerel")
         .init_machine   = mackerel_init,
         .init_late      = sh7372_pm_init_late,
         .timer          = &shmobile_timer,
+        .dt_compat  = mackerel_boards_compat_dt,
 MACHINE_END