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In OMAP4, a new programming model based on module control instead of clock control was introduced. Expose two APIs to allow the upper layer (omap_hwmod) to control the module mode independently of the parent clocks management. Signed-off-by: Benoit Cousson <b-cousson@ti.com> Cc: Paul Walmsley <paul@pwsan.com> Cc: Rajendra Nayak <rnayak@ti.com> [paul@pwsan.com: renamed 'omap4_cm_' fns to 'omap4_cminst_'; cleaned up kerneldoc] Signed-off-by: Paul Walmsley <paul@pwsan.com>
44 lines
1.8 KiB
C
44 lines
1.8 KiB
C
/*
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* OMAP4 Clock Management (CM) function prototypes
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*
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* Copyright (C) 2010 Nokia Corporation
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* Paul Walmsley
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ARCH_ASM_MACH_OMAP2_CMINST44XX_H
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#define __ARCH_ASM_MACH_OMAP2_CMINST44XX_H
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extern bool omap4_cminst_is_clkdm_in_hwsup(u8 part, s16 inst, u16 cdoffs);
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extern void omap4_cminst_clkdm_enable_hwsup(u8 part, s16 inst, u16 cdoffs);
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extern void omap4_cminst_clkdm_disable_hwsup(u8 part, s16 inst, u16 cdoffs);
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extern void omap4_cminst_clkdm_force_sleep(u8 part, s16 inst, u16 cdoffs);
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extern void omap4_cminst_clkdm_force_wakeup(u8 part, s16 inst, u16 cdoffs);
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extern int omap4_cminst_wait_module_ready(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_offs);
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extern int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_offs);
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extern void omap4_cminst_module_enable(u8 mode, u8 part, u16 inst, s16 cdoffs,
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u16 clkctrl_offs);
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extern void omap4_cminst_module_disable(u8 part, u16 inst, s16 cdoffs,
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u16 clkctrl_offs);
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/*
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* In an ideal world, we would not export these low-level functions,
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* but this will probably take some time to fix properly
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*/
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extern u32 omap4_cminst_read_inst_reg(u8 part, s16 inst, u16 idx);
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extern void omap4_cminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx);
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extern u32 omap4_cminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part,
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s16 inst, s16 idx);
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extern u32 omap4_cminst_set_inst_reg_bits(u32 bits, u8 part, s16 inst,
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s16 idx);
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extern u32 omap4_cminst_clear_inst_reg_bits(u32 bits, u8 part, s16 inst,
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s16 idx);
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extern u32 omap4_cminst_read_inst_reg_bits(u8 part, u16 inst, s16 idx,
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u32 mask);
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#endif
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