MIPS: TXx9: 7 segment LED support

Add sysfs interface for 7 segment LED and implement access routine for
RBTX4939.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/mips/include/asm/txx9/generic.h b/arch/mips/include/asm/txx9/generic.h
index 4316a3e57678..9cde0090cbf6 100644
--- a/arch/mips/include/asm/txx9/generic.h
+++ b/arch/mips/include/asm/txx9/generic.h
@@ -86,4 +86,9 @@ void txx9_iocled_init(unsigned long baseaddr,
                       int basenum, unsigned int num, int lowactive,
                       const char *color, char **deftriggers);
 
+/* 7SEG LED */
+void txx9_7segled_init(unsigned int num,
+                       void (*putc)(unsigned int pos, unsigned char val));
+int txx9_7segled_putc(unsigned int pos, char c);
+
 #endif /* __ASM_TXX9_GENERIC_H */