samples: move timers example code from Documentation

Move timers examples to samples and remove it from Documentation
Makefile. Create a new Makefile to build timers. It can be built
from top level directory or from timers directory:

Run make -C samples/timers or cd samples/timers; make

Acked-by: Jonathan Corbet <corbet@lwn.net>
Acked-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>

diff --git a/Documentation/Makefile b/Documentation/Makefile
index 3c2a207..fc386b7 100644 (file)
--- a/Documentation/Makefile
+++ b/Documentation/Makefile
@@ -1,2 +1,2 @@
 subdir-y := accounting auxdisplay blackfin \
-       laptops pcmcia timers watchdog
+       laptops pcmcia watchdog

diff --git a/Documentation/timers/Makefile b/Documentation/timers/Makefile
deleted file mode 100644 (file)
index 6c09ee6..0000000
--- a/Documentation/timers/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-# List of programs to build
-hostprogs-$(CONFIG_X86) := hpet_example
-
-# Tell kbuild to always build the programs
-always := $(hostprogs-y)

diff --git a/Documentation/timers/hpet.txt b/Documentation/timers/hpet.txt
index a484d2c..895345e 100644 (file)
--- a/Documentation/timers/hpet.txt
+++ b/Documentation/timers/hpet.txt
@@ -25,4 +25,4 @@ arch/x86/kernel/hpet.c.
 
 The driver provides a userspace API which resembles the API found in the
 RTC driver framework.  An example user space program is provided in
-file:Documentation/timers/hpet_example.c
+file:samples/timers/hpet_example.c

diff --git a/Documentation/timers/.gitignore b/samples/timers/.gitignore
similarity index 100%
rename from Documentation/timers/.gitignore
rename to samples/timers/.gitignore

diff --git a/samples/timers/Makefile b/samples/timers/Makefile
new file mode 100644 (file)
index 0000000..a5c3c4a
--- /dev/null
+++ b/samples/timers/Makefile
@@ -0,0 +1,15 @@
+ifndef CROSS_COMPILE
+uname_M := $(shell uname -m 2>/dev/null || echo not)
+ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
+
+ifeq ($(ARCH),x86)
+CC := $(CROSS_COMPILE)gcc
+PROGS := hpet_example
+
+all: $(PROGS)
+
+clean:
+       rm -fr $(PROGS)
+
+endif
+endif

diff --git a/Documentation/timers/hpet_example.c b/samples/timers/hpet_example.c
similarity index 100%
rename from Documentation/timers/hpet_example.c
rename to samples/timers/hpet_example.c