Merge tag 'renesas-dt-timers-for-v3.18' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/soc

Merge "Renesas ARM Based SoC DT Timers Updates for v3.18" from Simon Horman:

* Enable timers using DT when booting boards without Legacy-C code

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

* tag 'renesas-dt-timers-for-v3.18' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  ARM: shmobile: genmai-reference: Enable MTU2 in device tree
  ARM: shmobile: r7s72100: Add MTU2 device to DT
  ARM: shmobile: marzen-reference: Enable TMU0 in device tree
  ARM: shmobile: koelsch-reference: Enable CMT0 in device tree
  ARM: shmobile: lager-reference: Enable CMT0 in device tree
  ARM: shmobile: r8a7779: Add TMU devices to DT
  ARM: shmobile: r8a7791: Add CMT devices to DT
  ARM: shmobile: r8a7790: Add CMT devices to DT

Conflicts:
	arch/arm/mach-shmobile/setup-r8a7779.c

21 files changed, 152 insertions, 84 deletions

diff --git a/arch/arm/boot/dts/r7s72100-genmai.dts b/arch/arm/boot/dts/r7s72100-genmai.dts
index 20705467f4c9..a3ed23c0a8f5 100644
--- a/arch/arm/boot/dts/r7s72100-genmai.dts
+++ b/arch/arm/boot/dts/r7s72100-genmai.dts
@@ -43,6 +43,10 @@
         clock-frequency = <48000000>;
 };
 
+&mtu2 {
+        status = "ok";
+};
+
 &i2c2 {
         status = "okay";
         clock-frequency = <400000>;
diff --git a/arch/arm/boot/dts/r7s72100.dtsi b/arch/arm/boot/dts/r7s72100.dtsi
index bdee22541189..1d28d01c163c 100644
--- a/arch/arm/boot/dts/r7s72100.dtsi
+++ b/arch/arm/boot/dts/r7s72100.dtsi
@@ -229,6 +229,16 @@
                 status = "disabled";
         };
 
+        mtu2: timer@fcff0000 {
+                compatible = "renesas,mtu2";
+                reg = <0xfcff0000 0x400>;
+                interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>;
+                interrupt-names = "tgi0a";
+                clocks = <&mstp3_clks R7S72100_CLK_MTU2>;
+                clock-names = "fck";
+                status = "disabled";
+        };
+
         scif0: serial@e8007000 {
                 compatible = "renesas,scif-r7s72100", "renesas,scif";
                 reg = <0xe8007000 64>;
diff --git a/arch/arm/boot/dts/r8a7779-marzen.dts b/arch/arm/boot/dts/r8a7779-marzen.dts
index 5745555df943..c160404e4d40 100644
--- a/arch/arm/boot/dts/r8a7779-marzen.dts
+++ b/arch/arm/boot/dts/r8a7779-marzen.dts
@@ -78,6 +78,10 @@
         clock-frequency = <31250000>;
 };
 
+&tmu0 {
+        status = "okay";
+};
+
 &pfc {
         lan0_pins: lan0 {
                 intc {
diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi
index 58d0d952d60e..463e3fd569b6 100644
--- a/arch/arm/boot/dts/r8a7779.dtsi
+++ b/arch/arm/boot/dts/r8a7779.dtsi
@@ -266,6 +266,48 @@
                 reg = <0xffc48000 0x38>;
         };
 
+        tmu0: timer@ffd80000 {
+                compatible = "renesas,tmu";
+                reg = <0xffd80000 0x30>;
+                interrupts = <0 32 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 33 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 34 IRQ_TYPE_LEVEL_HIGH>;
+                clocks = <&mstp0_clks R8A7779_CLK_TMU0>;
+                clock-names = "fck";
+
+                #renesas,channels = <3>;
+
+                status = "disabled";
+        };
+
+        tmu1: timer@ffd81000 {
+                compatible = "renesas,tmu";
+                reg = <0xffd81000 0x30>;
+                interrupts = <0 36 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 37 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 38 IRQ_TYPE_LEVEL_HIGH>;
+                clocks = <&mstp0_clks R8A7779_CLK_TMU1>;
+                clock-names = "fck";
+
+                #renesas,channels = <3>;
+
+                status = "disabled";
+        };
+
+        tmu2: timer@ffd82000 {
+                compatible = "renesas,tmu";
+                reg = <0xffd82000 0x30>;
+                interrupts = <0 40 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 41 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 42 IRQ_TYPE_LEVEL_HIGH>;
+                clocks = <&mstp0_clks R8A7779_CLK_TMU2>;
+                clock-names = "fck";
+
+                #renesas,channels = <3>;
+
+                status = "disabled";
+        };
+
         sata: sata@fc600000 {
                 compatible = "renesas,rcar-sata";
                 reg = <0xfc600000 0x2000>;
diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index 856b4236b674..7853c2c15ce6 100644
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -252,6 +252,10 @@
         };
 };
 
+&cmt0 {
+        status = "ok";
+};
+
 &mmcif1 {
         pinctrl-0 = <&mmc1_pins>;
         pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index d9ddecbb859c..7218bfff0bca 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -206,6 +206,38 @@
                              <1 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
         };
 
+        cmt0: timer@ffca0000 {
+                compatible = "renesas,cmt-48-gen2";
+                reg = <0 0xffca0000 0 0x1004>;
+                interrupts = <0 142 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 143 IRQ_TYPE_LEVEL_HIGH>;
+                clocks = <&mstp1_clks R8A7790_CLK_CMT0>;
+                clock-names = "fck";
+
+                renesas,channels-mask = <0x60>;
+
+                status = "disabled";
+        };
+
+        cmt1: timer@e6130000 {
+                compatible = "renesas,cmt-48-gen2";
+                reg = <0 0xe6130000 0 0x1004>;
+                interrupts = <0 120 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 121 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 122 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 123 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 124 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 125 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 126 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 127 IRQ_TYPE_LEVEL_HIGH>;
+                clocks = <&mstp3_clks R8A7790_CLK_CMT1>;
+                clock-names = "fck";
+
+                renesas,channels-mask = <0xff>;
+
+                status = "disabled";
+        };
+
         irqc0: interrupt-controller@e61c0000 {
                 compatible = "renesas,irqc-r8a7790", "renesas,irqc";
                 #interrupt-cells = <2>;
diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts
index 23486c081a69..8f36d4f793a8 100644
--- a/arch/arm/boot/dts/r8a7791-koelsch.dts
+++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
@@ -307,6 +307,10 @@
         };
 };
 
+&cmt0 {
+        status = "ok";
+};
+
 &sata0 {
         status = "okay";
 };
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index 0d82a4b3c650..bdb9ac1509f8 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -189,6 +189,38 @@
                              <1 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
         };
 
+        cmt0: timer@ffca0000 {
+                compatible = "renesas,cmt-48-gen2";
+                reg = <0 0xffca0000 0 0x1004>;
+                interrupts = <0 142 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 143 IRQ_TYPE_LEVEL_HIGH>;
+                clocks = <&mstp1_clks R8A7791_CLK_CMT0>;
+                clock-names = "fck";
+
+                renesas,channels-mask = <0x60>;
+
+                status = "disabled";
+        };
+
+        cmt1: timer@e6130000 {
+                compatible = "renesas,cmt-48-gen2";
+                reg = <0 0xe6130000 0 0x1004>;
+                interrupts = <0 120 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 121 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 122 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 123 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 124 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 125 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 126 IRQ_TYPE_LEVEL_HIGH>,
+                             <0 127 IRQ_TYPE_LEVEL_HIGH>;
+                clocks = <&mstp3_clks R8A7791_CLK_CMT1>;
+                clock-names = "fck";
+
+                renesas,channels-mask = <0xff>;
+
+                status = "disabled";
+        };
+
         irqc0: interrupt-controller@e61c0000 {
                 compatible = "renesas,irqc-r8a7791", "renesas,irqc";
                 #interrupt-cells = <2>;
diff --git a/arch/arm/mach-shmobile/board-genmai-reference.c b/arch/arm/mach-shmobile/board-genmai-reference.c
index e5448f7b868a..bc52677986c3 100644
--- a/arch/arm/mach-shmobile/board-genmai-reference.c
+++ b/arch/arm/mach-shmobile/board-genmai-reference.c
@@ -19,29 +19,10 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/of_platform.h>
 
-#include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 
-#include "clock.h"
 #include "common.h"
-#include "r7s72100.h"
-
-/*
- * This is a really crude hack to provide clkdev support to platform
- * devices until they get moved to DT.
- */
-static const struct clk_name clk_names[] = {
-        { "mtu2", "fck", "sh-mtu2" },
-};
-
-static void __init genmai_add_standard_devices(void)
-{
-        shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), true);
-        r7s72100_add_dt_devices();
-        of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
-}
 
 static const char * const genmai_boards_compat_dt[] __initconst = {
         "renesas,genmai",
@@ -50,6 +31,5 @@ static const char * const genmai_boards_compat_dt[] __initconst = {
 
 DT_MACHINE_START(GENMAI_DT, "genmai")
         .init_early     = shmobile_init_delay,
-        .init_machine   = genmai_add_standard_devices,
         .dt_compat      = genmai_boards_compat_dt,
 MACHINE_END
diff --git a/arch/arm/mach-shmobile/board-genmai.c b/arch/arm/mach-shmobile/board-genmai.c
index 7bf2d8057535..ba545fc09649 100644
--- a/arch/arm/mach-shmobile/board-genmai.c
+++ b/arch/arm/mach-shmobile/board-genmai.c
@@ -23,6 +23,7 @@
 #include <linux/platform_device.h>
 #include <linux/serial_sci.h>
 #include <linux/sh_eth.h>
+#include <linux/sh_timer.h>
 #include <linux/spi/rspi.h>
 #include <linux/spi/spi.h>
 
@@ -125,10 +126,21 @@ R7S72100_SCIF(7, 0xe800a800, gic_iid(249));
                                           &scif##index##_platform_data,        \
                                           sizeof(scif##index##_platform_data))
 
+static struct resource mtu2_resources[] __initdata = {
+        DEFINE_RES_MEM(0xfcff0000, 0x400),
+        DEFINE_RES_IRQ_NAMED(gic_iid(139), "tgi0a"),
+};
+
+#define r7s72100_register_mtu2()                                        \
+        platform_device_register_resndata(&platform_bus, "sh-mtu2",     \
+                                          -1, mtu2_resources,           \
+                                          ARRAY_SIZE(mtu2_resources),   \
+                                          NULL, 0)
+
 static void __init genmai_add_standard_devices(void)
 {
         r7s72100_clock_init();
-        r7s72100_add_dt_devices();
+        r7s72100_register_mtu2();
 
         platform_device_register_full(&ether_info);
 
diff --git a/arch/arm/mach-shmobile/board-koelsch-reference.c b/arch/arm/mach-shmobile/board-koelsch-reference.c
index 3ff88c138896..9db5e6774fb7 100644
--- a/arch/arm/mach-shmobile/board-koelsch-reference.c
+++ b/arch/arm/mach-shmobile/board-koelsch-reference.c
@@ -88,7 +88,6 @@ static void __init koelsch_add_du_device(void)
  * devices until they get moved to DT.
  */
 static const struct clk_name clk_names[] __initconst = {
-        { "cmt0", "fck", "sh-cmt-48-gen2.0" },
         { "du0", "du.0", "rcar-du-r8a7791" },
         { "du1", "du.1", "rcar-du-r8a7791" },
         { "lvds0", "lvds.0", "rcar-du-r8a7791" },
@@ -97,7 +96,6 @@ static const struct clk_name clk_names[] __initconst = {
 static void __init koelsch_add_standard_devices(void)
 {
         shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), false);
-        r8a7791_add_dt_devices();
         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
 
         koelsch_add_du_device();
diff --git a/arch/arm/mach-shmobile/board-lager-reference.c b/arch/arm/mach-shmobile/board-lager-reference.c
index 41c808e56005..2a05c02bec39 100644
--- a/arch/arm/mach-shmobile/board-lager-reference.c
+++ b/arch/arm/mach-shmobile/board-lager-reference.c
@@ -92,7 +92,6 @@ static void __init lager_add_du_device(void)
  * devices until they get moved to DT.
  */
 static const struct clk_name clk_names[] __initconst = {
-        { "cmt0", "fck", "sh-cmt-48-gen2.0" },
         { "du0", "du.0", "rcar-du-r8a7790" },
         { "du1", "du.1", "rcar-du-r8a7790" },
         { "du2", "du.2", "rcar-du-r8a7790" },
@@ -103,7 +102,6 @@ static const struct clk_name clk_names[] __initconst = {
 static void __init lager_add_standard_devices(void)
 {
         shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), false);
-        r8a7790_add_dt_devices();
         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
 
         lager_add_du_device();
diff --git a/arch/arm/mach-shmobile/board-marzen-reference.c b/arch/arm/mach-shmobile/board-marzen-reference.c
index c3dfa6c89a9e..38d9cdd26587 100644
--- a/arch/arm/mach-shmobile/board-marzen-reference.c
+++ b/arch/arm/mach-shmobile/board-marzen-reference.c
@@ -37,18 +37,8 @@ static void __init marzen_init_timer(void)
         clocksource_of_init();
 }
 
-/*
- * This is a really crude hack to provide clkdev support to platform
- * devices until they get moved to DT.
- */
-static const struct clk_name clk_names[] __initconst = {
-        { "tmu0", "fck", "sh-tmu.0" },
-};
-
 static void __init marzen_init(void)
 {
-        shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), false);
-        r8a7779_add_standard_devices_dt();
         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
         r8a7779_init_irq_extpin_dt(1); /* IRQ1 as individual interrupt */
 }
diff --git a/arch/arm/mach-shmobile/r7s72100.h b/arch/arm/mach-shmobile/r7s72100.h
index efb723c88dd0..321ae4e10128 100644
--- a/arch/arm/mach-shmobile/r7s72100.h
+++ b/arch/arm/mach-shmobile/r7s72100.h
@@ -1,7 +1,6 @@
 #ifndef __ASM_R7S72100_H__
 #define __ASM_R7S72100_H__
 
-void r7s72100_add_dt_devices(void);
 void r7s72100_clock_init(void);
 
 #endif /* __ASM_R7S72100_H__ */
diff --git a/arch/arm/mach-shmobile/r8a7779.h b/arch/arm/mach-shmobile/r8a7779.h
index 5415c719dc19..19f97046dd70 100644
--- a/arch/arm/mach-shmobile/r8a7779.h
+++ b/arch/arm/mach-shmobile/r8a7779.h
@@ -17,7 +17,6 @@ extern void r8a7779_map_io(void);
 extern void r8a7779_earlytimer_init(void);
 extern void r8a7779_add_early_devices(void);
 extern void r8a7779_add_standard_devices(void);
-extern void r8a7779_add_standard_devices_dt(void);
 extern void r8a7779_init_late(void);
 extern u32 r8a7779_read_mode_pins(void);
 extern void r8a7779_clock_init(void);
diff --git a/arch/arm/mach-shmobile/r8a7790.h b/arch/arm/mach-shmobile/r8a7790.h
index 459827f1369b..388f0514d931 100644
--- a/arch/arm/mach-shmobile/r8a7790.h
+++ b/arch/arm/mach-shmobile/r8a7790.h
@@ -27,7 +27,6 @@ enum {
 };
 
 void r8a7790_add_standard_devices(void);
-void r8a7790_add_dt_devices(void);
 void r8a7790_clock_init(void);
 void r8a7790_pinmux_init(void);
 void r8a7790_pm_init(void);
diff --git a/arch/arm/mach-shmobile/r8a7791.h b/arch/arm/mach-shmobile/r8a7791.h
index 86eae7bceb6f..c1bf7abefa5a 100644
--- a/arch/arm/mach-shmobile/r8a7791.h
+++ b/arch/arm/mach-shmobile/r8a7791.h
@@ -2,7 +2,6 @@
 #define __ASM_R8A7791_H__
 
 void r8a7791_add_standard_devices(void);
-void r8a7791_add_dt_devices(void);
 void r8a7791_clock_init(void);
 void r8a7791_pinmux_init(void);
 void r8a7791_pm_init(void);
diff --git a/arch/arm/mach-shmobile/setup-r7s72100.c b/arch/arm/mach-shmobile/setup-r7s72100.c
index 8cdc25d146a9..46a93f73ee4a 100644
--- a/arch/arm/mach-shmobile/setup-r7s72100.c
+++ b/arch/arm/mach-shmobile/setup-r7s72100.c
@@ -18,32 +18,11 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#include <linux/irq.h>
 #include <linux/kernel.h>
-#include <linux/of_platform.h>
-#include <linux/sh_timer.h>
 
 #include <asm/mach/arch.h>
 
 #include "common.h"
-#include "irqs.h"
-#include "r7s72100.h"
-
-static struct resource mtu2_resources[] __initdata = {
-        DEFINE_RES_MEM(0xfcff0000, 0x400),
-        DEFINE_RES_IRQ_NAMED(gic_iid(139), "tgi0a"),
-};
-
-#define r7s72100_register_mtu2()                                        \
-        platform_device_register_resndata(NULL, "sh-mtu2",              \
-                                          -1, mtu2_resources,           \
-                                          ARRAY_SIZE(mtu2_resources),   \
-                                          NULL, 0)
-
-void __init r7s72100_add_dt_devices(void)
-{
-        r7s72100_register_mtu2();
-}
 
 #ifdef CONFIG_USE_OF
 static const char *r7s72100_boards_compat_dt[] __initdata = {
diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c
index 6829cd19ea72..136078ab9407 100644
--- a/arch/arm/mach-shmobile/setup-r8a7779.c
+++ b/arch/arm/mach-shmobile/setup-r8a7779.c
@@ -641,7 +641,7 @@ static void __init r8a7779_register_hpb_dmae(void)
                                           sizeof(dma_platform_data));
 }
 
-static struct platform_device *r8a7779_devices_dt[] __initdata = {
+static struct platform_device *r8a7779_early_devices[] __initdata = {
         &tmu0_device,
 };
 
@@ -669,8 +669,8 @@ void __init r8a7779_add_standard_devices(void)
 
         r8a7779_init_pm_domains();
 
-        platform_add_devices(r8a7779_devices_dt,
-                            ARRAY_SIZE(r8a7779_devices_dt));
+        platform_add_devices(r8a7779_early_devices,
+                            ARRAY_SIZE(r8a7779_early_devices));
         platform_add_devices(r8a7779_standard_devices,
                             ARRAY_SIZE(r8a7779_standard_devices));
         r8a7779_register_hpb_dmae();
@@ -678,8 +678,8 @@ void __init r8a7779_add_standard_devices(void)
 
 void __init r8a7779_add_early_devices(void)
 {
-        early_platform_add_devices(r8a7779_devices_dt,
-                                   ARRAY_SIZE(r8a7779_devices_dt));
+        early_platform_add_devices(r8a7779_early_devices,
+                                   ARRAY_SIZE(r8a7779_early_devices));
 
         /* Early serial console setup is not included here due to
          * memory map collisions. The SCIF serial ports in r8a7779
@@ -739,12 +739,6 @@ void __init r8a7779_init_irq_dt(void)
         __raw_writel(0x003fee3f, INT2SMSKCR4);
 }
 
-void __init r8a7779_add_standard_devices_dt(void)
-{
-        platform_add_devices(r8a7779_devices_dt,
-                             ARRAY_SIZE(r8a7779_devices_dt));
-}
-
 #define MODEMR          0xffcc0020
 
 u32 __init r8a7779_read_mode_pins(void)
@@ -772,7 +766,6 @@ DT_MACHINE_START(R8A7779_DT, "Generic R8A7779 (Flattened Device Tree)")
         .map_io         = r8a7779_map_io,
         .init_early     = shmobile_init_delay,
         .init_irq       = r8a7779_init_irq_dt,
-        .init_machine   = r8a7779_add_standard_devices_dt,
         .init_late      = shmobile_init_late,
         .dt_compat      = r8a7779_compat_dt,
 MACHINE_END
diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c
index 0c12b01bb9e3..877fdeb985d0 100644
--- a/arch/arm/mach-shmobile/setup-r8a7790.c
+++ b/arch/arm/mach-shmobile/setup-r8a7790.c
@@ -282,11 +282,6 @@ static struct resource cmt0_resources[] = {
                                           &cmt##idx##_platform_data,    \
                                           sizeof(struct sh_timer_config))
 
-void __init r8a7790_add_dt_devices(void)
-{
-        r8a7790_register_cmt(0);
-}
-
 void __init r8a7790_add_standard_devices(void)
 {
         r8a7790_register_scif(0);
@@ -299,7 +294,7 @@ void __init r8a7790_add_standard_devices(void)
         r8a7790_register_scif(7);
         r8a7790_register_scif(8);
         r8a7790_register_scif(9);
-        r8a7790_add_dt_devices();
+        r8a7790_register_cmt(0);
         r8a7790_register_irqc(0);
         r8a7790_register_thermal();
         r8a7790_register_i2c(0);
diff --git a/arch/arm/mach-shmobile/setup-r8a7791.c b/arch/arm/mach-shmobile/setup-r8a7791.c
index d47d8b16a43f..35d78639244f 100644
--- a/arch/arm/mach-shmobile/setup-r8a7791.c
+++ b/arch/arm/mach-shmobile/setup-r8a7791.c
@@ -182,11 +182,6 @@ static const struct resource thermal_resources[] __initconst = {
                                         thermal_resources,              \
                                         ARRAY_SIZE(thermal_resources))
 
-void __init r8a7791_add_dt_devices(void)
-{
-        r8a7791_register_cmt(0);
-}
-
 void __init r8a7791_add_standard_devices(void)
 {
         r8a7791_register_scif(0);
@@ -204,7 +199,7 @@ void __init r8a7791_add_standard_devices(void)
         r8a7791_register_scif(12);
         r8a7791_register_scif(13);
         r8a7791_register_scif(14);
-        r8a7791_add_dt_devices();
+        r8a7791_register_cmt(0);
         r8a7791_register_irqc(0);
         r8a7791_register_thermal();
 }