ARM: pxa: add clk support in gpio driver
Support clk in gpio driver. There's no gpio clock in PXA25x and PXA27x.
So use dummy clk instead. And move the gpio edge initialization into
gpio driver for arch-mmp.
Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 06cfe34..4f402af 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -55,6 +55,7 @@
static DEFINE_PXA3_CKEN(pxa3xx_pwm1, PWM1, 13000000, 0);
static DEFINE_PXA3_CKEN(pxa3xx_mmc1, MMC1, 19500000, 0);
static DEFINE_PXA3_CKEN(pxa3xx_mmc2, MMC2, 19500000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_gpio, GPIO, 13000000, 0);
static DEFINE_CK(pxa3xx_lcd, LCD, &clk_pxa3xx_hsio_ops);
static DEFINE_CK(pxa3xx_smemc, SMC, &clk_pxa3xx_smemc_ops);
@@ -87,6 +88,7 @@
INIT_CLKREG(&clk_pxa3xx_mmc1, "pxa2xx-mci.0", NULL),
INIT_CLKREG(&clk_pxa3xx_mmc2, "pxa2xx-mci.1", NULL),
INIT_CLKREG(&clk_pxa3xx_smemc, "pxa2xx-pcmcia", NULL),
+ INIT_CLKREG(&clk_pxa3xx_gpio, "pxa-gpio", NULL),
};
#ifdef CONFIG_PM