hw: Move DS1338 device from hw/timer/ to hw/rtc/ subdirectory

The DS1338 is a Real Time Clock, not a timer.
Move it under the hw/rtc/ subdirectory.

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20191003230404.19384-9-philmd@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

hw/rtc/Kconfig

@@ -1,3 +1,7 @@
+config DS1338
+    bool
+    depends on I2C
+
 config M41T80
     bool
     depends on I2C

hw/rtc/Makefile.objs

@@ -1,3 +1,4 @@
+common-obj-$(CONFIG_DS1338) += ds1338.o
 common-obj-$(CONFIG_M41T80) += m41t80.o
 common-obj-$(CONFIG_M48T59) += m48t59.o
 ifeq ($(CONFIG_ISA_BUS),y)

hw/timer/Kconfig

@@ -9,10 +9,6 @@ config ARM_MPTIMER
 config A9_GTIMER
     bool
 
-config DS1338
-    bool
-    depends on I2C
-
 config HPET
     bool
     default y if PC

hw/timer/Makefile.objs

@@ -3,7 +3,6 @@ common-obj-$(CONFIG_ARM_MPTIMER) += arm_mptimer.o
 common-obj-$(CONFIG_ARM_V7M) += armv7m_systick.o
 common-obj-$(CONFIG_A9_GTIMER) += a9gtimer.o
 common-obj-$(CONFIG_CADENCE) += cadence_ttc.o
-common-obj-$(CONFIG_DS1338) += ds1338.o
 common-obj-$(CONFIG_HPET) += hpet.o
 common-obj-$(CONFIG_I8254) += i8254_common.o i8254.o
 common-obj-$(CONFIG_PUV3) += puv3_ost.o