ARM: pxa168: added keypad support

Signed-off-by: Mark F. Brown <mark.brown314@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
index eaebf66..2fa16fb 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -77,6 +77,7 @@
 static APBC_CLK(ssp3, PXA168_SSP3, 4, 0);
 static APBC_CLK(ssp4, PXA168_SSP4, 4, 0);
 static APBC_CLK(ssp5, PXA168_SSP5, 4, 0);
+static APBC_CLK(keypad, PXA168_KPC, 0, 32000);
 
 static APMU_CLK(nand, NAND, 0x01db, 208000000);
 static APMU_CLK(lcd, LCD, 0x7f, 312000000);
@@ -98,6 +99,7 @@
 	INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL),
 	INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
 	INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL),
+	INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL),
 };
 
 static int __init pxa168_init(void)
@@ -150,3 +152,4 @@
 PXA168_DEVICE(ssp4, "pxa168-ssp", 3, SSP4, 0xd4020000, 0x40, 58, 59);
 PXA168_DEVICE(ssp5, "pxa168-ssp", 4, SSP5, 0xd4021000, 0x40, 60, 61);
 PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8);
+PXA168_DEVICE(keypad, "pxa27x-keypad", -1, KEYPAD, 0xd4012000, 0x4c);