diff options
Diffstat (limited to 'arch/arm/mach-omap2/cminst44xx.h')
-rw-r--r-- | arch/arm/mach-omap2/cminst44xx.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/cminst44xx.h b/arch/arm/mach-omap2/cminst44xx.h new file mode 100644 index 00000000..a018a732 --- /dev/null +++ b/arch/arm/mach-omap2/cminst44xx.h @@ -0,0 +1,66 @@ +/* + * OMAP4 Clock Management (CM) function prototypes + * + * Copyright (C) 2010 Nokia Corporation + * Paul Walmsley + * + * 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. + */ +#ifndef __ARCH_ASM_MACH_OMAP2_CMINST44XX_H +#define __ARCH_ASM_MACH_OMAP2_CMINST44XX_H + +extern bool omap4_cminst_is_clkdm_in_hwsup(u8 part, s16 inst, u16 cdoffs); +extern void omap4_cminst_clkdm_enable_hwsup(u8 part, s16 inst, u16 cdoffs); +extern void omap4_cminst_clkdm_disable_hwsup(u8 part, s16 inst, u16 cdoffs); +extern void omap4_cminst_clkdm_force_sleep(u8 part, s16 inst, u16 cdoffs); +extern void omap4_cminst_clkdm_force_wakeup(u8 part, s16 inst, u16 cdoffs); + +extern int omap4_cminst_wait_module_ready(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_offs); + +# ifdef CONFIG_ARCH_OMAP4 +extern int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, + u16 clkctrl_offs); + +extern void omap4_cminst_module_enable(u8 mode, u8 part, u16 inst, s16 cdoffs, + u16 clkctrl_offs); +extern void omap4_cminst_module_disable(u8 part, u16 inst, s16 cdoffs, + u16 clkctrl_offs); + +# else + +static inline int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, + u16 clkctrl_offs) +{ + return 0; +} + +static inline void omap4_cminst_module_enable(u8 mode, u8 part, u16 inst, + s16 cdoffs, u16 clkctrl_offs) +{ +} + +static inline void omap4_cminst_module_disable(u8 part, u16 inst, s16 cdoffs, + u16 clkctrl_offs) +{ +} + +# endif + +/* + * In an ideal world, we would not export these low-level functions, + * but this will probably take some time to fix properly + */ +extern u32 omap4_cminst_read_inst_reg(u8 part, s16 inst, u16 idx); +extern void omap4_cminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx); +extern u32 omap4_cminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part, + s16 inst, s16 idx); +extern u32 omap4_cminst_set_inst_reg_bits(u32 bits, u8 part, s16 inst, + s16 idx); +extern u32 omap4_cminst_clear_inst_reg_bits(u32 bits, u8 part, s16 inst, + s16 idx); +extern u32 omap4_cminst_read_inst_reg_bits(u8 part, u16 inst, s16 idx, + u32 mask); + +#endif |