|  | /* | 
|  | * arch/arm/mach-omap1/pm.h | 
|  | * | 
|  | * Header file for OMAP1 Power Management Routines | 
|  | * | 
|  | * Author: MontaVista Software, Inc. | 
|  | *	   support@mvista.com | 
|  | * | 
|  | * Copyright 2002 MontaVista Software Inc. | 
|  | * | 
|  | * Cleanup 2004 for Linux 2.6 by Dirk Behme <dirk.behme@de.bosch.com> | 
|  | * | 
|  | * This program is free software; you can redistribute it and/or modify it | 
|  | * under the terms of the GNU General Public License as published by the | 
|  | * Free Software Foundation; either version 2 of the License, or (at your | 
|  | * option) any later version. | 
|  | * | 
|  | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | 
|  | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | 
|  | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN | 
|  | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | 
|  | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | 
|  | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | 
|  | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | 
|  | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 
|  | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 
|  | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 
|  | * | 
|  | * You should have received a copy of the GNU General Public License along | 
|  | * with this program; if not, write to the Free Software Foundation, Inc., | 
|  | * 675 Mass Ave, Cambridge, MA 02139, USA. | 
|  | */ | 
|  |  | 
|  | #ifndef __ARCH_ARM_MACH_OMAP1_PM_H | 
|  | #define __ARCH_ARM_MACH_OMAP1_PM_H | 
|  |  | 
|  | /* | 
|  | * ---------------------------------------------------------------------------- | 
|  | * Register and offset definitions to be used in PM assembler code | 
|  | * ---------------------------------------------------------------------------- | 
|  | */ | 
|  | #define CLKGEN_REG_ASM_BASE		OMAP1_IO_ADDRESS(0xfffece00) | 
|  | #define ARM_IDLECT1_ASM_OFFSET		0x04 | 
|  | #define ARM_IDLECT2_ASM_OFFSET		0x08 | 
|  |  | 
|  | #define TCMIF_ASM_BASE			OMAP1_IO_ADDRESS(0xfffecc00) | 
|  | #define EMIFS_CONFIG_ASM_OFFSET		0x0c | 
|  | #define EMIFF_SDRAM_CONFIG_ASM_OFFSET	0x20 | 
|  |  | 
|  | /* | 
|  | * ---------------------------------------------------------------------------- | 
|  | * Power management bitmasks | 
|  | * ---------------------------------------------------------------------------- | 
|  | */ | 
|  | #define IDLE_WAIT_CYCLES		0x00000fff | 
|  | #define PERIPHERAL_ENABLE		0x2 | 
|  |  | 
|  | #define SELF_REFRESH_MODE		0x0c000001 | 
|  | #define IDLE_EMIFS_REQUEST		0xc | 
|  | #define MODEM_32K_EN			0x1 | 
|  | #define PER_EN				0x1 | 
|  |  | 
|  | #define CPU_SUSPEND_SIZE		200 | 
|  | #define ULPD_LOW_PWR_EN			0x0001 | 
|  | #define ULPD_DEEP_SLEEP_TRANSITION_EN	0x0010 | 
|  | #define ULPD_SETUP_ANALOG_CELL_3_VAL	0 | 
|  | #define ULPD_POWER_CTRL_REG_VAL		0x0219 | 
|  |  | 
|  | #define DSP_IDLE_DELAY			10 | 
|  | #define DSP_IDLE			0x0040 | 
|  | #define DSP_RST				0x0004 | 
|  | #define DSP_ENABLE			0x0002 | 
|  | #define SUFFICIENT_DSP_RESET_TIME	1000 | 
|  | #define DEFAULT_MPUI_CONFIG		0x05cf | 
|  | #define ENABLE_XORCLK			0x2 | 
|  | #define DSP_CLOCK_ENABLE		0x2000 | 
|  | #define DSP_IDLE_MODE			0x2 | 
|  | #define TC_IDLE_REQUEST			(0x0000000c) | 
|  |  | 
|  | #define IRQ_LEVEL2			(1<<0) | 
|  | #define IRQ_KEYBOARD			(1<<1) | 
|  | #define IRQ_UART2			(1<<15) | 
|  |  | 
|  | #define PDE_BIT				0x08 | 
|  | #define PWD_EN_BIT			0x04 | 
|  | #define EN_PERCK_BIT			0x04 | 
|  |  | 
|  | #define OMAP1510_DEEP_SLEEP_REQUEST	0x0ec7 | 
|  | #define OMAP1510_BIG_SLEEP_REQUEST	0x0cc5 | 
|  | #define OMAP1510_IDLE_LOOP_REQUEST	0x0c00 | 
|  | #define OMAP1510_IDLE_CLOCK_DOMAINS	0x2 | 
|  |  | 
|  | /* Both big sleep and deep sleep use same values. Difference is in ULPD. */ | 
|  | #define OMAP1610_IDLECT1_SLEEP_VAL	0x13c7 | 
|  | #define OMAP1610_IDLECT2_SLEEP_VAL	0x09c7 | 
|  | #define OMAP1610_IDLECT3_VAL		0x3f | 
|  | #define OMAP1610_IDLECT3_SLEEP_ORMASK	0x2c | 
|  | #define OMAP1610_IDLECT3		0xfffece24 | 
|  | #define OMAP1610_IDLE_LOOP_REQUEST	0x0400 | 
|  |  | 
|  | #define OMAP7XX_IDLECT1_SLEEP_VAL	0x16c7 | 
|  | #define OMAP7XX_IDLECT2_SLEEP_VAL	0x09c7 | 
|  | #define OMAP7XX_IDLECT3_VAL		0x3f | 
|  | #define OMAP7XX_IDLECT3		0xfffece24 | 
|  | #define OMAP7XX_IDLE_LOOP_REQUEST	0x0C00 | 
|  |  | 
|  | #if     !defined(CONFIG_ARCH_OMAP730) && \ | 
|  | !defined(CONFIG_ARCH_OMAP850) && \ | 
|  | !defined(CONFIG_ARCH_OMAP15XX) && \ | 
|  | !defined(CONFIG_ARCH_OMAP16XX) | 
|  | #warning "Power management for this processor not implemented yet" | 
|  | #endif | 
|  |  | 
|  | #ifndef __ASSEMBLER__ | 
|  |  | 
|  | #include <linux/clk.h> | 
|  |  | 
|  | extern struct kset power_subsys; | 
|  |  | 
|  | extern void prevent_idle_sleep(void); | 
|  | extern void allow_idle_sleep(void); | 
|  |  | 
|  | extern void omap1_pm_idle(void); | 
|  | extern void omap1_pm_suspend(void); | 
|  |  | 
|  | extern void omap7xx_cpu_suspend(unsigned long, unsigned long); | 
|  | extern void omap1510_cpu_suspend(unsigned long, unsigned long); | 
|  | extern void omap1610_cpu_suspend(unsigned long, unsigned long); | 
|  | extern void omap7xx_idle_loop_suspend(void); | 
|  | extern void omap1510_idle_loop_suspend(void); | 
|  | extern void omap1610_idle_loop_suspend(void); | 
|  |  | 
|  | extern unsigned int omap7xx_cpu_suspend_sz; | 
|  | extern unsigned int omap1510_cpu_suspend_sz; | 
|  | extern unsigned int omap1610_cpu_suspend_sz; | 
|  | extern unsigned int omap7xx_idle_loop_suspend_sz; | 
|  | extern unsigned int omap1510_idle_loop_suspend_sz; | 
|  | extern unsigned int omap1610_idle_loop_suspend_sz; | 
|  |  | 
|  | #ifdef CONFIG_OMAP_SERIAL_WAKE | 
|  | extern void omap_serial_wake_trigger(int enable); | 
|  | #else | 
|  | #define omap_serial_wakeup_init()	{} | 
|  | #define omap_serial_wake_trigger(x)	{} | 
|  | #endif	/* CONFIG_OMAP_SERIAL_WAKE */ | 
|  |  | 
|  | #define ARM_SAVE(x) arm_sleep_save[ARM_SLEEP_SAVE_##x] = omap_readl(x) | 
|  | #define ARM_RESTORE(x) omap_writel((arm_sleep_save[ARM_SLEEP_SAVE_##x]), (x)) | 
|  | #define ARM_SHOW(x) arm_sleep_save[ARM_SLEEP_SAVE_##x] | 
|  |  | 
|  | #define DSP_SAVE(x) dsp_sleep_save[DSP_SLEEP_SAVE_##x] = __raw_readw(x) | 
|  | #define DSP_RESTORE(x) __raw_writew((dsp_sleep_save[DSP_SLEEP_SAVE_##x]), (x)) | 
|  | #define DSP_SHOW(x) dsp_sleep_save[DSP_SLEEP_SAVE_##x] | 
|  |  | 
|  | #define ULPD_SAVE(x) ulpd_sleep_save[ULPD_SLEEP_SAVE_##x] = omap_readw(x) | 
|  | #define ULPD_RESTORE(x) omap_writew((ulpd_sleep_save[ULPD_SLEEP_SAVE_##x]), (x)) | 
|  | #define ULPD_SHOW(x) ulpd_sleep_save[ULPD_SLEEP_SAVE_##x] | 
|  |  | 
|  | #define MPUI7XX_SAVE(x) mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x] = omap_readl(x) | 
|  | #define MPUI7XX_RESTORE(x) omap_writel((mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x]), (x)) | 
|  | #define MPUI7XX_SHOW(x) mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x] | 
|  |  | 
|  | #define MPUI1510_SAVE(x) mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x] = omap_readl(x) | 
|  | #define MPUI1510_RESTORE(x) omap_writel((mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x]), (x)) | 
|  | #define MPUI1510_SHOW(x) mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x] | 
|  |  | 
|  | #define MPUI1610_SAVE(x) mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_##x] = omap_readl(x) | 
|  | #define MPUI1610_RESTORE(x) omap_writel((mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_##x]), (x)) | 
|  | #define MPUI1610_SHOW(x) mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_##x] | 
|  |  | 
|  | /* | 
|  | * List of global OMAP registers to preserve. | 
|  | * More ones like CP and general purpose register values are preserved | 
|  | * with the stack pointer in sleep.S. | 
|  | */ | 
|  |  | 
|  | enum arm_save_state { | 
|  | ARM_SLEEP_SAVE_START = 0, | 
|  | /* | 
|  | * MPU control registers 32 bits | 
|  | */ | 
|  | ARM_SLEEP_SAVE_ARM_CKCTL, | 
|  | ARM_SLEEP_SAVE_ARM_IDLECT1, | 
|  | ARM_SLEEP_SAVE_ARM_IDLECT2, | 
|  | ARM_SLEEP_SAVE_ARM_IDLECT3, | 
|  | ARM_SLEEP_SAVE_ARM_EWUPCT, | 
|  | ARM_SLEEP_SAVE_ARM_RSTCT1, | 
|  | ARM_SLEEP_SAVE_ARM_RSTCT2, | 
|  | ARM_SLEEP_SAVE_ARM_SYSST, | 
|  | ARM_SLEEP_SAVE_SIZE | 
|  | }; | 
|  |  | 
|  | enum dsp_save_state { | 
|  | DSP_SLEEP_SAVE_START = 0, | 
|  | /* | 
|  | * DSP registers 16 bits | 
|  | */ | 
|  | DSP_SLEEP_SAVE_DSP_IDLECT2, | 
|  | DSP_SLEEP_SAVE_SIZE | 
|  | }; | 
|  |  | 
|  | enum ulpd_save_state { | 
|  | ULPD_SLEEP_SAVE_START = 0, | 
|  | /* | 
|  | * ULPD registers 16 bits | 
|  | */ | 
|  | ULPD_SLEEP_SAVE_ULPD_IT_STATUS, | 
|  | ULPD_SLEEP_SAVE_ULPD_CLOCK_CTRL, | 
|  | ULPD_SLEEP_SAVE_ULPD_SOFT_REQ, | 
|  | ULPD_SLEEP_SAVE_ULPD_STATUS_REQ, | 
|  | ULPD_SLEEP_SAVE_ULPD_DPLL_CTRL, | 
|  | ULPD_SLEEP_SAVE_ULPD_POWER_CTRL, | 
|  | ULPD_SLEEP_SAVE_SIZE | 
|  | }; | 
|  |  | 
|  | enum mpui1510_save_state { | 
|  | MPUI1510_SLEEP_SAVE_START = 0, | 
|  | /* | 
|  | * MPUI registers 32 bits | 
|  | */ | 
|  | MPUI1510_SLEEP_SAVE_MPUI_CTRL, | 
|  | MPUI1510_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, | 
|  | MPUI1510_SLEEP_SAVE_MPUI_DSP_API_CONFIG, | 
|  | MPUI1510_SLEEP_SAVE_MPUI_DSP_STATUS, | 
|  | MPUI1510_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, | 
|  | MPUI1510_SLEEP_SAVE_EMIFS_CONFIG, | 
|  | MPUI1510_SLEEP_SAVE_OMAP_IH1_MIR, | 
|  | MPUI1510_SLEEP_SAVE_OMAP_IH2_MIR, | 
|  | #if defined(CONFIG_ARCH_OMAP15XX) | 
|  | MPUI1510_SLEEP_SAVE_SIZE | 
|  | #else | 
|  | MPUI1510_SLEEP_SAVE_SIZE = 0 | 
|  | #endif | 
|  | }; | 
|  |  | 
|  | enum mpui7xx_save_state { | 
|  | MPUI7XX_SLEEP_SAVE_START = 0, | 
|  | /* | 
|  | * MPUI registers 32 bits | 
|  | */ | 
|  | MPUI7XX_SLEEP_SAVE_MPUI_CTRL, | 
|  | MPUI7XX_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, | 
|  | MPUI7XX_SLEEP_SAVE_MPUI_DSP_API_CONFIG, | 
|  | MPUI7XX_SLEEP_SAVE_MPUI_DSP_STATUS, | 
|  | MPUI7XX_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, | 
|  | MPUI7XX_SLEEP_SAVE_EMIFS_CONFIG, | 
|  | MPUI7XX_SLEEP_SAVE_OMAP_IH1_MIR, | 
|  | MPUI7XX_SLEEP_SAVE_OMAP_IH2_0_MIR, | 
|  | MPUI7XX_SLEEP_SAVE_OMAP_IH2_1_MIR, | 
|  | #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) | 
|  | MPUI7XX_SLEEP_SAVE_SIZE | 
|  | #else | 
|  | MPUI7XX_SLEEP_SAVE_SIZE = 0 | 
|  | #endif | 
|  | }; | 
|  |  | 
|  | enum mpui1610_save_state { | 
|  | MPUI1610_SLEEP_SAVE_START = 0, | 
|  | /* | 
|  | * MPUI registers 32 bits | 
|  | */ | 
|  | MPUI1610_SLEEP_SAVE_MPUI_CTRL, | 
|  | MPUI1610_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, | 
|  | MPUI1610_SLEEP_SAVE_MPUI_DSP_API_CONFIG, | 
|  | MPUI1610_SLEEP_SAVE_MPUI_DSP_STATUS, | 
|  | MPUI1610_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, | 
|  | MPUI1610_SLEEP_SAVE_EMIFS_CONFIG, | 
|  | MPUI1610_SLEEP_SAVE_OMAP_IH1_MIR, | 
|  | MPUI1610_SLEEP_SAVE_OMAP_IH2_0_MIR, | 
|  | MPUI1610_SLEEP_SAVE_OMAP_IH2_1_MIR, | 
|  | MPUI1610_SLEEP_SAVE_OMAP_IH2_2_MIR, | 
|  | MPUI1610_SLEEP_SAVE_OMAP_IH2_3_MIR, | 
|  | #if defined(CONFIG_ARCH_OMAP16XX) | 
|  | MPUI1610_SLEEP_SAVE_SIZE | 
|  | #else | 
|  | MPUI1610_SLEEP_SAVE_SIZE = 0 | 
|  | #endif | 
|  | }; | 
|  |  | 
|  | #endif /* ASSEMBLER */ | 
|  | #endif /* __ASM_ARCH_OMAP_PM_H */ |