diff options
author | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2015-02-20 17:04:18 +0900 |
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committer | Tom Rini <trini@ti.com> | 2015-02-21 08:23:52 -0500 |
commit | dc7de222aa82cc962f15b5d04e1e4c6b0ab62398 (patch) | |
tree | 31443e719f54f025300e213138db5e86ea35b216 /arch/arm/mach-keystone/include/mach/psc_defs.h | |
parent | fd697ecf5d1797180c29328b013d48ee3a788e03 (diff) |
ARM: keystone: move SoC headers to mach-keystone/include/mach
Move arch/arm/include/asm/arch-keystone/*
-> arch/arm/mach-keystone/include/mach/*
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch/arm/mach-keystone/include/mach/psc_defs.h')
-rw-r--r-- | arch/arm/mach-keystone/include/mach/psc_defs.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/arch/arm/mach-keystone/include/mach/psc_defs.h b/arch/arm/mach-keystone/include/mach/psc_defs.h new file mode 100644 index 0000000000..70d22cf217 --- /dev/null +++ b/arch/arm/mach-keystone/include/mach/psc_defs.h @@ -0,0 +1,90 @@ +/* + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _PSC_DEFS_H_ +#define _PSC_DEFS_H_ + +#include <asm/arch/hardware.h> + +/* + * FILE PURPOSE: Local Power Sleep Controller definitions + * + * FILE NAME: psc_defs.h + * + * DESCRIPTION: Provides local definitions for the power saver controller + * + */ + +/* Register offsets */ +#define PSC_REG_PTCMD 0x120 +#define PSC_REG_PSTAT 0x128 +#define PSC_REG_PDSTAT(x) (0x200 + (4 * (x))) +#define PSC_REG_PDCTL(x) (0x300 + (4 * (x))) +#define PSC_REG_MDCFG(x) (0x600 + (4 * (x))) +#define PSC_REG_MDSTAT(x) (0x800 + (4 * (x))) +#define PSC_REG_MDCTL(x) (0xa00 + (4 * (x))) + +#define BOOTBITMASK(x, y) ((((((u32)1 << (((u32)x) - ((u32)y) + (u32)1)) - \ + (u32)1)) << ((u32)y))) + +#define BOOT_READ_BITFIELD(z, x, y) (((u32)z) & BOOTBITMASK(x, y)) >> (y) +#define BOOT_SET_BITFIELD(z, f, x, y) (((u32)z) & ~BOOTBITMASK(x, y)) | \ + ((((u32)f) << (y)) & BOOTBITMASK(x, y)) + +/* PDCTL */ +#define PSC_REG_PDCTL_SET_NEXT(x, y) BOOT_SET_BITFIELD((x), (y), 0, 0) +#define PSC_REG_PDCTL_SET_PDMODE(x, y) BOOT_SET_BITFIELD((x), (y), 15, 12) + +/* PDSTAT */ +#define PSC_REG_PDSTAT_GET_STATE(x) BOOT_READ_BITFIELD((x), 4, 0) + +/* MDCFG */ +#define PSC_REG_MDCFG_GET_PD(x) BOOT_READ_BITFIELD((x), 20, 16) +#define PSC_REG_MDCFG_GET_RESET_ISO(x) BOOT_READ_BITFIELD((x), 14, 14) + +/* MDCTL */ +#define PSC_REG_MDCTL_SET_NEXT(x, y) BOOT_SET_BITFIELD((x), (y), 4, 0) +#define PSC_REG_MDCTL_SET_LRSTZ(x, y) BOOT_SET_BITFIELD((x), (y), 8, 8) +#define PSC_REG_MDCTL_GET_LRSTZ(x) BOOT_READ_BITFIELD((x), 8, 8) +#define PSC_REG_MDCTL_SET_RESET_ISO(x, y) BOOT_SET_BITFIELD((x), (y), \ + 12, 12) + +/* MDSTAT */ +#define PSC_REG_MDSTAT_GET_STATUS(x) BOOT_READ_BITFIELD((x), 5, 0) +#define PSC_REG_MDSTAT_GET_LRSTZ(x) BOOT_READ_BITFIELD((x), 8, 8) +#define PSC_REG_MDSTAT_GET_LRSTDONE(x) BOOT_READ_BITFIELD((x), 9, 9) + +/* PDCTL states */ +#define PSC_REG_VAL_PDCTL_NEXT_ON 1 +#define PSC_REG_VAL_PDCTL_NEXT_OFF 0 + +#define PSC_REG_VAL_PDCTL_PDMODE_SLEEP 0 + +/* MDCTL states */ +#define PSC_REG_VAL_MDCTL_NEXT_SWRSTDISABLE 0 +#define PSC_REG_VAL_MDCTL_NEXT_OFF 2 +#define PSC_REG_VAL_MDCTL_NEXT_ON 3 + +/* MDSTAT states */ +#define PSC_REG_VAL_MDSTAT_STATE_ON 3 +#define PSC_REG_VAL_MDSTAT_STATE_ENABLE_IN_PROG 0x24 +#define PSC_REG_VAL_MDSTAT_STATE_OFF 2 +#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG1 0x20 +#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG2 0x21 +#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG3 0x22 + +/* + * Timeout limit on checking PTSTAT. This is the number of times the + * wait function will be called before giving up. + */ +#define PSC_PTSTAT_TIMEOUT_LIMIT 100 + +u32 psc_get_domain_num(u32 mod_num); +int psc_enable_module(u32 mod_num); +int psc_disable_module(u32 mod_num); +int psc_disable_domain(u32 domain_num); + +#endif /* _PSC_DEFS_H_ */ |