ARM: pxa: remove cpu_is_xxx in gpio driver

Avoid to use cpu_is_xxx() in pxa gpio driver. Use platform_device_id
to identify the difference.

Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/mach-mmp/clock-pxa168.c b/arch/arm/mach-mmp/clock-pxa168.c
index 5e6c18c..c572f21 100644
--- a/arch/arm/mach-mmp/clock-pxa168.c
+++ b/arch/arm/mach-mmp/clock-pxa168.c
@@ -78,7 +78,7 @@
 	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_gpio, "pxa-gpio", NULL),
+	INIT_CLKREG(&clk_gpio, "mmp-gpio", NULL),
 	INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL),
 	INIT_CLKREG(&clk_eth, "pxa168-eth", "MFUCLK"),
 	INIT_CLKREG(&clk_usb, NULL, "PXA168-USBCLK"),