/* * linux/include/asm-arm/arch-omap/pm.h * * Header file for OMAP 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 __ASM_ARCH_OMAP_PM_H #define __ASM_ARCH_OMAP_PM_H /* * ---------------------------------------------------------------------------- * Register and offset definitions to be used in PM assembler code * ---------------------------------------------------------------------------- */ #define CLKGEN_REG_ASM_BASE io_p2v(0xfffece00) #define ARM_IDLECT1_ASM_OFFSET 0x04 #define ARM_IDLECT2_ASM_OFFSET 0x08 #define TCMIF_ASM_BASE io_p2v(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 OMAP730_IDLECT1_SLEEP_VAL 0x16c7 #define OMAP730_IDLECT2_SLEEP_VAL 0x09c7 #define OMAP730_IDLECT3_VAL 0x3f #define OMAP730_IDLECT3 0xfffece24 #define OMAP730_IDLE_LOOP_REQUEST 0x0C00 #if !defined(CONFIG_ARCH_OMAP730) && \ !defined(CONFIG_ARCH_OMAP15XX) && \ !defined(CONFIG_ARCH_OMAP16XX) && \ !defined(CONFIG_ARCH_OMAP24XX) #error "Power management for this processor not implemented yet" #endif #ifndef __ASSEMBLER__ #include <linux/clk.h> extern void prevent_idle_sleep(void); extern void allow_idle_sleep(void); /** * clk_deny_idle - Prevents the clock from being idled during MPU idle * @clk: clock signal handle */ void clk_deny_idle(struct clk *clk); /** * clk_allow_idle - Counters previous clk_deny_idle * @clk: clock signal handle */ void clk_deny_idle(struct clk *clk); extern void omap_pm_idle(void); extern void omap_pm_suspend(void); extern void omap730_cpu_suspend(unsigned short, unsigned short); extern void omap1510_cpu_suspend(unsigned short, unsigned short); extern void omap1610_cpu_suspend(unsigned short, unsigned short); extern void omap24xx_cpu_suspend(u32 dll_ctrl, u32 cpu_revision); extern void omap730_idle_loop_suspend(void); extern void omap1510_idle_loop_suspend(void); extern void omap1610_idle_loop_suspend(void); extern void omap24xx_idle_loop_suspend(void); extern unsigned int omap730_cpu_suspend_sz; extern unsigned int omap1510_cpu_suspend_sz; extern unsigned int omap1610_cpu_suspend_sz; extern unsigned int omap24xx_cpu_suspend_sz; extern unsigned int omap730_idle_loop_suspend_sz; extern unsigned int omap1510_idle_loop_suspend_sz; extern unsigned int omap1610_idle_loop_suspend_sz; extern unsigned int omap24xx_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 MPUI730_SAVE(x) mpui730_sleep_save[MPUI730_SLEEP_SAVE_##x] = omap_readl(x) #define MPUI730_RESTORE(x) omap_writel((mpui730_sleep_save[MPUI730_SLEEP_SAVE_##x]), (x)) #define MPUI730_SHOW(x) mpui730_sleep_save[MPUI730_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] #define OMAP24XX_SAVE(x) omap24xx_sleep_save[OMAP24XX_SLEEP_SAVE_##x] = x #define OMAP24XX_RESTORE(x) x = omap24xx_sleep_save[OMAP24XX_SLEEP_SAVE_##x] #define OMAP24XX_SHOW(x) omap24xx_sleep_save[OMAP24XX_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 mpui730_save_state { MPUI730_SLEEP_SAVE_START = 0, /* * MPUI registers 32 bits */ MPUI730_SLEEP_SAVE_MPUI_CTRL, MPUI730_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, MPUI730_SLEEP_SAVE_MPUI_DSP_API_CONFIG, MPUI730_SLEEP_SAVE_MPUI_DSP_STATUS, MPUI730_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, MPUI730_SLEEP_SAVE_EMIFS_CONFIG, MPUI730_SLEEP_SAVE_OMAP_IH1_MIR, MPUI730_SLEEP_SAVE_OMAP_IH2_0_MIR, MPUI730_SLEEP_SAVE_OMAP_IH2_1_MIR, #if defined(CONFIG_ARCH_OMAP730) MPUI730_SLEEP_SAVE_SIZE #else MPUI730_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 }; enum omap24xx_save_state { OMAP24XX_SLEEP_SAVE_START = 0, OMAP24XX_SLEEP_SAVE_INTC_MIR0, OMAP24XX_SLEEP_SAVE_INTC_MIR1, OMAP24XX_SLEEP_SAVE_INTC_MIR2, OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_MPU, OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_CORE, OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_GFX, OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_DSP, OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_MDM, OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_MPU, OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_CORE, OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_GFX, OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_DSP, OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_MDM, OMAP24XX_SLEEP_SAVE_CM_IDLEST1_CORE, OMAP24XX_SLEEP_SAVE_CM_IDLEST2_CORE, OMAP24XX_SLEEP_SAVE_CM_IDLEST3_CORE, OMAP24XX_SLEEP_SAVE_CM_IDLEST4_CORE, OMAP24XX_SLEEP_SAVE_CM_IDLEST_GFX, OMAP24XX_SLEEP_SAVE_CM_IDLEST_WKUP, OMAP24XX_SLEEP_SAVE_CM_IDLEST_CKGEN, OMAP24XX_SLEEP_SAVE_CM_IDLEST_DSP, OMAP24XX_SLEEP_SAVE_CM_IDLEST_MDM, OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE1_CORE, OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE2_CORE, OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE3_CORE, OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE4_CORE, OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE_WKUP, OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE_PLL, OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE_DSP, OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE_MDM, OMAP24XX_SLEEP_SAVE_CM_FCLKEN1_CORE, OMAP24XX_SLEEP_SAVE_CM_FCLKEN2_CORE, OMAP24XX_SLEEP_SAVE_CM_ICLKEN1_CORE, OMAP24XX_SLEEP_SAVE_CM_ICLKEN2_CORE, OMAP24XX_SLEEP_SAVE_CM_ICLKEN3_CORE, OMAP24XX_SLEEP_SAVE_CM_ICLKEN4_CORE, OMAP24XX_SLEEP_SAVE_GPIO1_IRQENABLE1, OMAP24XX_SLEEP_SAVE_GPIO2_IRQENABLE1, OMAP24XX_SLEEP_SAVE_GPIO3_IRQENABLE1, OMAP24XX_SLEEP_SAVE_GPIO4_IRQENABLE1, OMAP24XX_SLEEP_SAVE_GPIO3_OE, OMAP24XX_SLEEP_SAVE_GPIO4_OE, OMAP24XX_SLEEP_SAVE_GPIO3_RISINGDETECT, OMAP24XX_SLEEP_SAVE_GPIO3_FALLINGDETECT, OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SPI1_NCS2, OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_MCBSP1_DX, OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SSI1_FLAG_TX, OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SYS_NIRQW0, OMAP24XX_SLEEP_SAVE_SIZE }; #endif /* ASSEMBLER */ #endif /* __ASM_ARCH_OMAP_PM_H */