[ARM] 3634/1: ep93xx: initial implementation of the clk_* API

Patch from Lennert Buytenhek

Add an initial implementation of the clk_* API for the cirrus ep93xx
to the tree.  The initial implementation is somewhat minimal, with the
intention of extending it as we go along.

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/include/asm-arm/arch-ep93xx/ep93xx-regs.h b/include/asm-arm/arch-ep93xx/ep93xx-regs.h
index 71cea0b..8c32297 100644
--- a/include/asm-arm/arch-ep93xx/ep93xx-regs.h
+++ b/include/asm-arm/arch-ep93xx/ep93xx-regs.h
@@ -115,6 +115,8 @@
 #define EP93XX_SYSCON_CLOCK_USH_EN	0x10000000
 #define EP93XX_SYSCON_HALT		EP93XX_SYSCON_REG(0x08)
 #define EP93XX_SYSCON_STANDBY		EP93XX_SYSCON_REG(0x0c)
+#define EP93XX_SYSCON_CLOCK_SET1	EP93XX_SYSCON_REG(0x20)
+#define EP93XX_SYSCON_CLOCK_SET2	EP93XX_SYSCON_REG(0x24)
 #define EP93XX_SYSCON_DEVICE_CONFIG	EP93XX_SYSCON_REG(0x80)
 #define EP93XX_SYSCON_DEVICE_CONFIG_CRUNCH_ENABLE	0x00800000
 #define EP93XX_SYSCON_SWLOCK		EP93XX_SYSCON_REG(0xc0)
diff --git a/include/asm-arm/arch-ep93xx/platform.h b/include/asm-arm/arch-ep93xx/platform.h
index df9cbb6..d7a34ce 100644
--- a/include/asm-arm/arch-ep93xx/platform.h
+++ b/include/asm-arm/arch-ep93xx/platform.h
@@ -8,6 +8,7 @@
 void ep93xx_init_irq(void);
 void ep93xx_init_time(unsigned long);
 void ep93xx_init_devices(void);
+void ep93xx_clock_init(void);
 extern struct sys_timer ep93xx_timer;