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Paul Walmsleyd8a94452009-12-08 16:21:29 -07001/*
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
11unsigned long omap2_table_mpu_recalc(struct clk *clk);
12int omap2_select_table_rate(struct clk *clk, unsigned long rate);
13long omap2_round_to_table_rate(struct clk *clk, unsigned long rate);
14unsigned long omap2_sys_clk_recalc(struct clk *clk);
15unsigned long omap2_osc_clk_recalc(struct clk *clk);
16unsigned long omap2_sys_clk_recalc(struct clk *clk);
17unsigned long omap2_dpllcore_recalc(struct clk *clk);
18int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate);
19unsigned long omap2xxx_clk_get_core_rate(struct clk *clk);
Paul Walmsley49214642010-01-26 20:13:06 -070020u32 omap2xxx_get_apll_clkin(void);
Paul Walmsley87a1b262010-01-26 20:13:07 -070021u32 omap2xxx_get_sysclkdiv(void);
Paul Walmsleyd8a94452009-12-08 16:21:29 -070022
23/* REVISIT: These should be set dynamically for CONFIG_MULTI_OMAP2 */
24#ifdef CONFIG_ARCH_OMAP2420
25#define OMAP_CM_REGADDR OMAP2420_CM_REGADDR
26#define OMAP24XX_PRCM_CLKOUT_CTRL OMAP2420_PRCM_CLKOUT_CTRL
27#define OMAP24XX_PRCM_CLKEMUL_CTRL OMAP2420_PRCM_CLKEMUL_CTRL
28#else
29#define OMAP_CM_REGADDR OMAP2430_CM_REGADDR
30#define OMAP24XX_PRCM_CLKOUT_CTRL OMAP2430_PRCM_CLKOUT_CTRL
31#define OMAP24XX_PRCM_CLKEMUL_CTRL OMAP2430_PRCM_CLKEMUL_CTRL
32#endif
33
34extern void __iomem *prcm_clksrc_ctrl;
35
36extern struct clk *dclk;
37
38extern const struct clkops clkops_omap2430_i2chs_wait;
39extern const struct clkops clkops_oscck;
40extern const struct clkops clkops_apll96;
41extern const struct clkops clkops_apll54;
42
43#endif