linux/arch/arm/mach-omap2/clock2xxx.h
Tero Kristo aa76fcf473 CLK: TI: DPLL: add support for omap2 core dpll
OMAP2 has slightly different DPLL compared to later OMAP generations.
This patch adds support for the ti,omap2-dpll-core-clock and also adds
the bindings documentation.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
2014-05-28 12:28:20 +03:00

59 lines
1.8 KiB
C

/*
* OMAP2 clock function prototypes and macros
*
* Copyright (C) 2005-2010 Texas Instruments, Inc.
* Copyright (C) 2004-2010 Nokia Corporation
*/
#ifndef __ARCH_ARM_MACH_OMAP2_CLOCK2XXX_H
#define __ARCH_ARM_MACH_OMAP2_CLOCK2XXX_H
#include <linux/clk-provider.h>
#include "clock.h"
unsigned long omap2_table_mpu_recalc(struct clk_hw *clk,
unsigned long parent_rate);
int omap2_select_table_rate(struct clk_hw *hw, unsigned long rate,
unsigned long parent_rate);
long omap2_round_to_table_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *parent_rate);
unsigned long omap2xxx_sys_clk_recalc(struct clk_hw *clk,
unsigned long parent_rate);
unsigned long omap2_osc_clk_recalc(struct clk_hw *clk,
unsigned long parent_rate);
void omap2xxx_clkt_dpllcore_init(struct clk_hw *hw);
unsigned long omap2_clk_apll54_recalc(struct clk_hw *hw,
unsigned long parent_rate);
unsigned long omap2_clk_apll96_recalc(struct clk_hw *hw,
unsigned long parent_rate);
unsigned long omap2xxx_clk_get_core_rate(void);
u32 omap2xxx_get_apll_clkin(void);
u32 omap2xxx_get_sysclkdiv(void);
void omap2xxx_clk_prepare_for_reboot(void);
void omap2xxx_clkt_vps_check_bootloader_rates(void);
void omap2xxx_clkt_vps_late_init(void);
#ifdef CONFIG_SOC_OMAP2420
int omap2420_clk_init(void);
#else
#define omap2420_clk_init() do { } while(0)
#endif
#ifdef CONFIG_SOC_OMAP2430
int omap2430_clk_init(void);
#else
#define omap2430_clk_init() do { } while(0)
#endif
extern void __iomem *prcm_clksrc_ctrl;
extern struct clk_hw *dclk_hw;
int omap2_enable_osc_ck(struct clk_hw *hw);
void omap2_disable_osc_ck(struct clk_hw *hw);
int omap2_clk_apll96_enable(struct clk_hw *hw);
int omap2_clk_apll54_enable(struct clk_hw *hw);
void omap2_clk_apll96_disable(struct clk_hw *hw);
void omap2_clk_apll54_disable(struct clk_hw *hw);
#endif