ux500: move mach-u8500 to mach-ux500

1 files changed, 76 insertions, 0 deletions

diff --git a/arch/arm/mach-ux500/clock.h b/arch/arm/mach-ux500/clock.h
new file mode 100755
index 00000000000..bcf246dcfa4
--- /dev/null
+++ b/arch/arm/mach-ux500/clock.h
@@ -0,0 +1,76 @@
+/*
+ *  Copyright (C) ST Ericsson
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+extern int __init clk_init(void);
+
+struct clkops {
+	void (*enable) (struct clk *);
+	void (*disable) (struct clk *);
+	unsigned long (*get_rate) (struct clk *);
+};
+
+struct clk {
+	const struct clkops	*ops;
+	const char 		*name;
+	unsigned int		enabled;
+
+	unsigned long		rate;
+	struct list_head	list;
+
+	/* These three are only for PRCMU clks */
+
+	unsigned int		prcmu_cg_off;
+	unsigned int		prcmu_cg_bit;
+	void __iomem		*prcmu_cg_mgt;
+
+	/* The rest are only for PRCC clks */
+
+	void __iomem 		*prcc_base;
+	unsigned int		prcc_bus;
+	unsigned int		prcc_kernel;
+
+	struct clk		*parent_cluster;
+	struct clk		*parent_periph;
+};
+
+#define DEFINE_PRCMU_CLK(_name, _cg_off, _cg_bit, _reg)		\
+struct clk clk_##_name = {					\
+		.name		= #_name,			\
+		.ops    	= &clk_prcmu_ops, 		\
+		.prcmu_cg_off	= _cg_off, 			\
+		.prcmu_cg_bit	= _cg_bit,			\
+		.prcmu_cg_mgt	= (void __iomem *)PRCM_##_reg##_MGT	\
+	}
+
+#define DEFINE_PRCMU_CLK_RATE(_name, _cg_off, _cg_bit, _reg, _rate)	\
+struct clk clk_##_name = {						\
+		.name		= #_name,				\
+		.ops    	= &clk_prcmu_ops, 			\
+		.prcmu_cg_off	= _cg_off, 				\
+		.prcmu_cg_bit	= _cg_bit,				\
+		.rate		= _rate,				\
+		.prcmu_cg_mgt	= (void __iomem *)PRCM_##_reg##_MGT	\
+	}
+
+#define DEFINE_PRCC_CLK(_pclust, _name, _bus_en, _kernel_en, _kernclk)		\
+struct clk clk_##_name = {							\
+		.name		= #_name,					\
+		.ops    	= &clk_prcc_ops, 				\
+		.prcc_base 	= (void __iomem *)IO_ADDRESS(U8500_CLKRST##_pclust##_BASE),	\
+		.prcc_bus 	= _bus_en, 					\
+		.prcc_kernel 	= _kernel_en, 					\
+		.parent_cluster = &clk_per##_pclust##clk,			\
+		.parent_periph 	= _kernclk					\
+	}
+
+#define CLK(_clk, _devname, _conname)			\
+	{						\
+		.clk	= &clk_##_clk,			\
+		.dev_id	= _devname,			\
+		.con_id = _conname,			\
+	}