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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576/* SPDX-License-Identifier: GPL-2.0 *//* * TI pm33xx platform data * * Copyright (C) 2016-2018 Texas Instruments, Inc. * Dave Gerlach <d-gerlach@ti.com> */
#ifndef _LINUX_PLATFORM_DATA_PM33XX_H#define _LINUX_PLATFORM_DATA_PM33XX_H
#include <linux/kbuild.h>#include <linux/types.h>
/* * WFI Flags for sleep code control * * These flags allow PM code to exclude certain operations from happening * in the low level ASM code found in sleep33xx.S and sleep43xx.S * * WFI_FLAG_FLUSH_CACHE: Flush the ARM caches and disable caching. Only * needed when MPU will lose context. * WFI_FLAG_SELF_REFRESH: Let EMIF place DDR memory into self-refresh and * disable EMIF. * WFI_FLAG_SAVE_EMIF: Save context of all EMIF registers and restore in * resume path. Only needed if PER domain loses context * and must also have WFI_FLAG_SELF_REFRESH set. * WFI_FLAG_WAKE_M3: Disable MPU clock or clockdomain to cause wkup_m3 to * execute when WFI instruction executes. * WFI_FLAG_RTC_ONLY: Configure the RTC to enter RTC+DDR mode. */#define WFI_FLAG_FLUSH_CACHE BIT(0)#define WFI_FLAG_SELF_REFRESH BIT(1)#define WFI_FLAG_SAVE_EMIF BIT(2)#define WFI_FLAG_WAKE_M3 BIT(3)#define WFI_FLAG_RTC_ONLY BIT(4)
#ifndef __ASSEMBLER__struct am33xx_pm_sram_addr { void (*do_wfi)(void); unsigned long *do_wfi_sz; unsigned long *resume_offset; unsigned long *emif_sram_table; unsigned long *ro_sram_data; unsigned long resume_address;};
struct am33xx_pm_platform_data { int (*init)(int (*idle)(u32 wfi_flags)); int (*deinit)(void); int (*soc_suspend)(unsigned int state, int (*fn)(unsigned long), unsigned long args); int (*cpu_suspend)(int (*fn)(unsigned long), unsigned long args); void (*begin_suspend)(void); void (*finish_suspend)(void); struct am33xx_pm_sram_addr *(*get_sram_addrs)(void); void (*save_context)(void); void (*restore_context)(void); int (*check_off_mode_enable)(void);};
struct am33xx_pm_sram_data { u32 wfi_flags; u32 l2_aux_ctrl_val; u32 l2_prefetch_ctrl_val;} __packed __aligned(8);
struct am33xx_pm_ro_sram_data { u32 amx3_pm_sram_data_virt; u32 amx3_pm_sram_data_phys; void __iomem *rtc_base_virt;} __packed __aligned(8);
#endif /* __ASSEMBLER__ */#endif /* _LINUX_PLATFORM_DATA_PM33XX_H */