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Diffstat (limited to 'arch/sh/boards/renesas/hs7751rvoip/led.c')
-rw-r--r--arch/sh/boards/renesas/hs7751rvoip/led.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/sh/boards/renesas/hs7751rvoip/led.c b/arch/sh/boards/renesas/hs7751rvoip/led.c
new file mode 100644
index 00000000000..18a13c8da8a
--- /dev/null
+++ b/arch/sh/boards/renesas/hs7751rvoip/led.c
@@ -0,0 +1,27 @@
+/*
+ * linux/arch/sh/kernel/setup_hs7751rvoip.c
+ *
+ * Copyright (C) 2000 Kazumoto Kojima
+ *
+ * Renesas Technology Sales HS7751RVoIP Support.
+ *
+ * Modified for HS7751RVoIP by
+ * Atom Create Engineering Co., Ltd. 2002.
+ * Lineo uSolutions, Inc. 2003.
+ */
+
+#include <linux/config.h>
+#include <asm/io.h>
+#include <asm/hs7751rvoip/hs7751rvoip.h>
+
+extern unsigned int debug_counter;
+
+void debug_led_disp(void)
+{
+ unsigned short value;
+
+ value = (unsigned char)debug_counter++;
+ ctrl_outb((0xf0|value), PA_OUTPORTR);
+ if (value == 0x0f)
+ debug_counter = 0;
+}