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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2009-12-11 11:04:06 +0100
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>2010-01-05 10:10:06 +0100
commit318859fdff2caf4455749ff0097efb8f3e9b6879 (patch)
treefd53a39c42cd2f4f141be0d17f287e0f887657dc /arch/arm/mach-mx2
parent5113f81520278ba17c64031fa01aeafc9a83f9d1 (diff)
imx/clock-imx21: use a macro to define registers
This way the base address isn't hard coded in each register definition Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: Russell King <linux@arm.linux.org.uk> Cc: Holger Schurig <hs4233@mail.mn-solutions.de> Cc: Rabin Vincent <rabin@rab.in>
Diffstat (limited to 'arch/arm/mach-mx2')
-rw-r--r--arch/arm/mach-mx2/clock_imx21.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/arch/arm/mach-mx2/clock_imx21.c b/arch/arm/mach-mx2/clock_imx21.c
index df3ad3836576..1922e531ba46 100644
--- a/arch/arm/mach-mx2/clock_imx21.c
+++ b/arch/arm/mach-mx2/clock_imx21.c
@@ -28,21 +28,23 @@
#include <asm/clkdev.h>
#include <asm/div64.h>
+#define IO_ADDR_CCM(off) (IO_ADDRESS(CCM_BASE_ADDR) + (off))
+
/* Register offsets */
-#define CCM_CSCR (IO_ADDRESS(CCM_BASE_ADDR) + 0x0)
-#define CCM_MPCTL0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x4)
-#define CCM_MPCTL1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x8)
-#define CCM_SPCTL0 (IO_ADDRESS(CCM_BASE_ADDR) + 0xC)
-#define CCM_SPCTL1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x10)
-#define CCM_OSC26MCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x14)
-#define CCM_PCDR0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x18)
-#define CCM_PCDR1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x1c)
-#define CCM_PCCR0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x20)
-#define CCM_PCCR1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x24)
-#define CCM_CCSR (IO_ADDRESS(CCM_BASE_ADDR) + 0x28)
-#define CCM_PMCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x2c)
-#define CCM_PMCOUNT (IO_ADDRESS(CCM_BASE_ADDR) + 0x30)
-#define CCM_WKGDCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x34)
+#define CCM_CSCR IO_ADDR_CCM(0x0)
+#define CCM_MPCTL0 IO_ADDR_CCM(0x4)
+#define CCM_MPCTL1 IO_ADDR_CCM(0x8)
+#define CCM_SPCTL0 IO_ADDR_CCM(0xc)
+#define CCM_SPCTL1 IO_ADDR_CCM(0x10)
+#define CCM_OSC26MCTL IO_ADDR_CCM(0x14)
+#define CCM_PCDR0 IO_ADDR_CCM(0x18)
+#define CCM_PCDR1 IO_ADDR_CCM(0x1c)
+#define CCM_PCCR0 IO_ADDR_CCM(0x20)
+#define CCM_PCCR1 IO_ADDR_CCM(0x24)
+#define CCM_CCSR IO_ADDR_CCM(0x28)
+#define CCM_PMCTL IO_ADDR_CCM(0x2c)
+#define CCM_PMCOUNT IO_ADDR_CCM(0x30)
+#define CCM_WKGDCTL IO_ADDR_CCM(0x34)
#define CCM_CSCR_PRESC_OFFSET 29
#define CCM_CSCR_PRESC_MASK (0x7 << CCM_CSCR_PRESC_OFFSET)