xref: /openbmc/linux/arch/arm/mach-omap2/clock2xxx.h (revision a09d2831)
1 /*
2  * OMAP2 clock function prototypes and macros
3  *
4  * Copyright (C) 2005-2009 Texas Instruments, Inc.
5  * Copyright (C) 2004-2009 Nokia Corporation
6  */
7 
8 #ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_24XX_H
9 #define __ARCH_ARM_MACH_OMAP2_CLOCK_24XX_H
10 
11 unsigned long omap2_table_mpu_recalc(struct clk *clk);
12 int omap2_select_table_rate(struct clk *clk, unsigned long rate);
13 long omap2_round_to_table_rate(struct clk *clk, unsigned long rate);
14 unsigned long omap2_sys_clk_recalc(struct clk *clk);
15 unsigned long omap2_osc_clk_recalc(struct clk *clk);
16 unsigned long omap2_sys_clk_recalc(struct clk *clk);
17 unsigned long omap2_dpllcore_recalc(struct clk *clk);
18 int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate);
19 unsigned long omap2xxx_clk_get_core_rate(struct clk *clk);
20 
21 /* REVISIT: These should be set dynamically for CONFIG_MULTI_OMAP2 */
22 #ifdef CONFIG_ARCH_OMAP2420
23 #define OMAP_CM_REGADDR			OMAP2420_CM_REGADDR
24 #define OMAP24XX_PRCM_CLKOUT_CTRL	OMAP2420_PRCM_CLKOUT_CTRL
25 #define OMAP24XX_PRCM_CLKEMUL_CTRL	OMAP2420_PRCM_CLKEMUL_CTRL
26 #else
27 #define OMAP_CM_REGADDR			OMAP2430_CM_REGADDR
28 #define OMAP24XX_PRCM_CLKOUT_CTRL	OMAP2430_PRCM_CLKOUT_CTRL
29 #define OMAP24XX_PRCM_CLKEMUL_CTRL	OMAP2430_PRCM_CLKEMUL_CTRL
30 #endif
31 
32 extern void __iomem *prcm_clksrc_ctrl;
33 
34 extern struct clk *dclk;
35 
36 extern const struct clkops clkops_omap2430_i2chs_wait;
37 extern const struct clkops clkops_oscck;
38 extern const struct clkops clkops_apll96;
39 extern const struct clkops clkops_apll54;
40 
41 #endif
42