[ARM] 3466/1: [2/3] Support for Philips PNX4008 platform: chip support

Patch from Vitaly Wool

This patch adds basic chip support for PNX4008 ARM platform.
It's basically the same as the previous one, but with the rmk's
comments taken into account.

Signed-off-by: Vitaly Wool <vwool@ru.mvista.com>
Signed-off-by: Dmitry Pervushin <dpervushin@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 43 insertions, 0 deletions

diff --git a/arch/arm/mach-pnx4008/clock.h b/arch/arm/mach-pnx4008/clock.h
new file mode 100644
index 0000000..cd58f37
--- /dev/null
+++ b/arch/arm/mach-pnx4008/clock.h
@@ -0,0 +1,43 @@
+/*
+ * arch/arm/mach-pnx4008/clock.h
+ *
+ * Clock control driver for PNX4008 - internal header file
+ *
+ * Author: Vitaly Wool <source@mvista.com>
+ *
+ * 2006 (c) MontaVista Software, Inc. This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+#ifndef __ARCH_ARM_PNX4008_CLOCK_H__
+#define __ARCH_ARM_PNX4008_CLOCK_H__
+
+struct clk {
+	struct list_head node;
+	struct module *owner;
+	const char *name;
+	struct clk *parent;
+	struct clk *propagate_next;
+	u32 rate;
+	u32 user_rate;
+	s8 usecount;
+	u32 flags;
+	u32 scale_reg;
+	u8 enable_shift;
+	u32 enable_reg;
+	u8 enable_shift1;
+	u32 enable_reg1;
+	u32 parent_switch_reg;
+	 u32(*round_rate) (struct clk *, u32);
+	int (*set_rate) (struct clk *, u32);
+	int (*set_parent) (struct clk * clk, struct clk * parent);
+};
+
+/* Flags */
+#define RATE_PROPAGATES      (1<<0)
+#define NEEDS_INITIALIZATION (1<<1)
+#define PARENT_SET_RATE      (1<<2)
+#define FIXED_RATE           (1<<3)
+
+#endif