diff options
Diffstat (limited to 'arch/arm/plat-omap')
| -rw-r--r-- | arch/arm/plat-omap/gpio.c | 5 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/gpio.h | 2 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/omap-pm.h | 2 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/powerdomain.h | 219 | ||||
| -rw-r--r-- | arch/arm/plat-omap/omap-pm-noop.c | 2 |
5 files changed, 3 insertions, 227 deletions
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c index 8d493b992e7..1f98e0b9484 100644 --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -29,7 +29,6 @@ #include <mach/irqs.h> #include <mach/gpio.h> #include <asm/mach/irq.h> -#include <plat/powerdomain.h> /* * OMAP1510 GPIO registers @@ -1864,7 +1863,7 @@ static struct sys_device omap_gpio_device = { static int workaround_enabled; -void omap2_gpio_prepare_for_idle(int power_state) +void omap2_gpio_prepare_for_idle(int off_mode) { int i, c = 0; int min = 0; @@ -1880,7 +1879,7 @@ void omap2_gpio_prepare_for_idle(int power_state) for (j = 0; j < hweight_long(bank->dbck_enable_mask); j++) clk_disable(bank->dbck); - if (power_state > PWRDM_POWER_OFF) + if (!off_mode) continue; /* If going to OFF, remove triggering for all diff --git a/arch/arm/plat-omap/include/plat/gpio.h b/arch/arm/plat-omap/include/plat/gpio.h index 41ff2f8943f..d6f9fa0f62a 100644 --- a/arch/arm/plat-omap/include/plat/gpio.h +++ b/arch/arm/plat-omap/include/plat/gpio.h @@ -82,7 +82,7 @@ struct omap_gpio_platform_data { /* TODO: Analyze removing gpio_bank_count usage from driver code */ extern int gpio_bank_count; -extern void omap2_gpio_prepare_for_idle(int power_state); +extern void omap2_gpio_prepare_for_idle(int off_mode); extern void omap2_gpio_resume_after_idle(void); extern void omap_set_gpio_debounce(int gpio, int enable); extern void omap_set_gpio_debounce_time(int gpio, int enable); diff --git a/arch/arm/plat-omap/include/plat/omap-pm.h b/arch/arm/plat-omap/include/plat/omap-pm.h index 62c3fe918ab..47d61107ccd 100644 --- a/arch/arm/plat-omap/include/plat/omap-pm.h +++ b/arch/arm/plat-omap/include/plat/omap-pm.h @@ -19,8 +19,6 @@ #include <linux/clk.h> #include <linux/opp.h> -#include "powerdomain.h" - /* * agent_id values for use with omap_pm_set_min_bus_tput(): * diff --git a/arch/arm/plat-omap/include/plat/powerdomain.h b/arch/arm/plat-omap/include/plat/powerdomain.h deleted file mode 100644 index a0d3a30de9f..00000000000 --- a/arch/arm/plat-omap/include/plat/powerdomain.h +++ /dev/null @@ -1,219 +0,0 @@ -/* - * OMAP2/3/4 powerdomain control - * - * Copyright (C) 2007-2008 Texas Instruments, Inc. - * Copyright (C) 2007-2010 Nokia Corporation - * - * Written by 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. - * - * XXX This should be moved to the mach-omap2/ directory at the earliest - * opportunity. - */ - -#ifndef ASM_ARM_PLAT_OMAP_INCLUDE_PLAT_POWERDOMAIN -#define ASM_ARM_PLAT_OMAP_INCLUDE_PLAT_POWERDOMAIN - -#include <linux/types.h> -#include <linux/list.h> - -#include <asm/atomic.h> - -#include <plat/cpu.h> - -/* Powerdomain basic power states */ -#define PWRDM_POWER_OFF 0x0 -#define PWRDM_POWER_RET 0x1 -#define PWRDM_POWER_INACTIVE 0x2 -#define PWRDM_POWER_ON 0x3 - -#define PWRDM_MAX_PWRSTS 4 - -/* Powerdomain allowable state bitfields */ -#define PWRSTS_ON (1 << PWRDM_POWER_ON) -#define PWRSTS_OFF (1 << PWRDM_POWER_OFF) -#define PWRSTS_OFF_ON ((1 << PWRDM_POWER_OFF) | \ - (1 << PWRDM_POWER_ON)) - -#define PWRSTS_OFF_RET ((1 << PWRDM_POWER_OFF) | \ - (1 << PWRDM_POWER_RET)) - -#define PWRSTS_RET_ON ((1 << PWRDM_POWER_RET) | \ - (1 << PWRDM_POWER_ON)) - -#define PWRSTS_OFF_RET_ON (PWRSTS_OFF_RET | (1 << PWRDM_POWER_ON)) - - -/* Powerdomain flags */ -#define PWRDM_HAS_HDWR_SAR (1 << 0) /* hardware save-and-restore support */ -#define PWRDM_HAS_MPU_QUIRK (1 << 1) /* MPU pwr domain has MEM bank 0 bits - * in MEM bank 1 position. This is - * true for OMAP3430 - */ -#define PWRDM_HAS_LOWPOWERSTATECHANGE (1 << 2) /* - * support to transition from a - * sleep state to a lower sleep - * state without waking up the - * powerdomain - */ - -/* - * Number of memory banks that are power-controllable. On OMAP4430, the - * maximum is 5. - */ -#define PWRDM_MAX_MEM_BANKS 5 - -/* - * Maximum number of clockdomains that can be associated with a powerdomain. - * CORE powerdomain on OMAP4 is the worst case - */ -#define PWRDM_MAX_CLKDMS 9 - -/* XXX A completely arbitrary number. What is reasonable here? */ -#define PWRDM_TRANSITION_BAILOUT 100000 - -struct clockdomain; -struct powerdomain; - -/** - * struct powerdomain - OMAP powerdomain - * @name: Powerdomain name - * @omap_chip: represents the OMAP chip types containing this pwrdm - * @prcm_offs: the address offset from CM_BASE/PRM_BASE - * @prcm_partition: (OMAP4 only) the PRCM partition ID containing @prcm_offs - * @pwrsts: Possible powerdomain power states - * @pwrsts_logic_ret: Possible logic power states when pwrdm in RETENTION - * @flags: Powerdomain flags - * @banks: Number of software-controllable memory banks in this powerdomain - * @pwrsts_mem_ret: Possible memory bank pwrstates when pwrdm in RETENTION - * @pwrsts_mem_on: Possible memory bank pwrstates when pwrdm in ON - * @pwrdm_clkdms: Clockdomains in this powerdomain - * @node: list_head linking all powerdomains - * @state: - * @state_counter: - * @timer: - * @state_timer: - * - * @prcm_partition possible values are defined in mach-omap2/prcm44xx.h. - */ -struct powerdomain { - const char *name; - const struct omap_chip_id omap_chip; - const s16 prcm_offs; - const u8 pwrsts; - const u8 pwrsts_logic_ret; - const u8 flags; - const u8 banks; - const u8 pwrsts_mem_ret[PWRDM_MAX_MEM_BANKS]; - const u8 pwrsts_mem_on[PWRDM_MAX_MEM_BANKS]; - const u8 prcm_partition; - struct clockdomain *pwrdm_clkdms[PWRDM_MAX_CLKDMS]; - struct list_head node; - int state; - unsigned state_counter[PWRDM_MAX_PWRSTS]; - unsigned ret_logic_off_counter; - unsigned ret_mem_off_counter[PWRDM_MAX_MEM_BANKS]; - -#ifdef CONFIG_PM_DEBUG - s64 timer; - s64 state_timer[PWRDM_MAX_PWRSTS]; -#endif -}; - -/** - * struct pwrdm_ops - Arch specfic function implementations - * @pwrdm_set_next_pwrst: Set the target power state for a pd - * @pwrdm_read_next_pwrst: Read the target power state set for a pd - * @pwrdm_read_pwrst: Read the current power state of a pd - * @pwrdm_read_prev_pwrst: Read the prev power state entered by the pd - * @pwrdm_set_logic_retst: Set the logic state in RET for a pd - * @pwrdm_set_mem_onst: Set the Memory state in ON for a pd - * @pwrdm_set_mem_retst: Set the Memory state in RET for a pd - * @pwrdm_read_logic_pwrst: Read the current logic state of a pd - * @pwrdm_read_prev_logic_pwrst: Read the previous logic state entered by a pd - * @pwrdm_read_logic_retst: Read the logic state in RET for a pd - * @pwrdm_read_mem_pwrst: Read the current memory state of a pd - * @pwrdm_read_prev_mem_pwrst: Read the previous memory state entered by a pd - * @pwrdm_read_mem_retst: Read the memory state in RET for a pd - * @pwrdm_clear_all_prev_pwrst: Clear all previous power states logged for a pd - * @pwrdm_enable_hdwr_sar: Enable Hardware Save-Restore feature for the pd - * @pwrdm_disable_hdwr_sar: Disable Hardware Save-Restore feature for a pd - * @pwrdm_set_lowpwrstchange: Enable pd transitions from a shallow to deep sleep - * @pwrdm_wait_transition: Wait for a pd state transition to complete - */ -struct pwrdm_ops { - int (*pwrdm_set_next_pwrst)(struct powerdomain *pwrdm, u8 pwrst); - int (*pwrdm_read_next_pwrst)(struct powerdomain *pwrdm); - int (*pwrdm_read_pwrst)(struct powerdomain *pwrdm); - int (*pwrdm_read_prev_pwrst)(struct powerdomain *pwrdm); - int (*pwrdm_set_logic_retst)(struct powerdomain *pwrdm, u8 pwrst); - int (*pwrdm_set_mem_onst)(struct powerdomain *pwrdm, u8 bank, u8 pwrst); - int (*pwrdm_set_mem_retst)(struct powerdomain *pwrdm, u8 bank, u8 pwrst); - int (*pwrdm_read_logic_pwrst)(struct powerdomain *pwrdm); - int (*pwrdm_read_prev_logic_pwrst)(struct powerdomain *pwrdm); - int (*pwrdm_read_logic_retst)(struct powerdomain *pwrdm); - int (*pwrdm_read_mem_pwrst)(struct powerdomain *pwrdm, u8 bank); - int (*pwrdm_read_prev_mem_pwrst)(struct powerdomain *pwrdm, u8 bank); - int (*pwrdm_read_mem_retst)(struct powerdomain *pwrdm, u8 bank); - int (*pwrdm_clear_all_prev_pwrst)(struct powerdomain *pwrdm); - int (*pwrdm_enable_hdwr_sar)(struct powerdomain *pwrdm); - int (*pwrdm_disable_hdwr_sar)(struct powerdomain *pwrdm); - int (*pwrdm_set_lowpwrstchange)(struct powerdomain *pwrdm); - int (*pwrdm_wait_transition)(struct powerdomain *pwrdm); -}; - -void pwrdm_fw_init(void); -void pwrdm_init(struct powerdomain **pwrdm_list, struct pwrdm_ops *custom_funcs); - -struct powerdomain *pwrdm_lookup(const char *name); - -int pwrdm_for_each(int (*fn)(struct powerdomain *pwrdm, void *user), - void *user); -int pwrdm_for_each_nolock(int (*fn)(struct powerdomain *pwrdm, void *user), - void *user); - -int pwrdm_add_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm); -int pwrdm_del_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm); -int pwrdm_for_each_clkdm(struct powerdomain *pwrdm, - int (*fn)(struct powerdomain *pwrdm, - struct clockdomain *clkdm)); - -int pwrdm_get_mem_bank_count(struct powerdomain *pwrdm); - -int pwrdm_set_next_pwrst(struct powerdomain *pwrdm, u8 pwrst); -int pwrdm_read_next_pwrst(struct powerdomain *pwrdm); -int pwrdm_read_pwrst(struct powerdomain *pwrdm); -int pwrdm_read_prev_pwrst(struct powerdomain *pwrdm); -int pwrdm_clear_all_prev_pwrst(struct powerdomain *pwrdm); - -int pwrdm_set_logic_retst(struct powerdomain *pwrdm, u8 pwrst); -int pwrdm_set_mem_onst(struct powerdomain *pwrdm, u8 bank, u8 pwrst); -int pwrdm_set_mem_retst(struct powerdomain *pwrdm, u8 bank, u8 pwrst); - -int pwrdm_read_logic_pwrst(struct powerdomain *pwrdm); -int pwrdm_read_prev_logic_pwrst(struct powerdomain *pwrdm); -int pwrdm_read_logic_retst(struct powerdomain *pwrdm); -int pwrdm_read_mem_pwrst(struct powerdomain *pwrdm, u8 bank); -int pwrdm_read_prev_mem_pwrst(struct powerdomain *pwrdm, u8 bank); -int pwrdm_read_mem_retst(struct powerdomain *pwrdm, u8 bank); - -int pwrdm_enable_hdwr_sar(struct powerdomain *pwrdm); -int pwrdm_disable_hdwr_sar(struct powerdomain *pwrdm); -bool pwrdm_has_hdwr_sar(struct powerdomain *pwrdm); - -int pwrdm_wait_transition(struct powerdomain *pwrdm); - -int pwrdm_state_switch(struct powerdomain *pwrdm); -int pwrdm_clkdm_state_switch(struct clockdomain *clkdm); -int pwrdm_pre_transition(void); -int pwrdm_post_transition(void); -int pwrdm_set_lowpwrstchange(struct powerdomain *pwrdm); - -extern void omap2xxx_powerdomains_init(void); -extern void omap3xxx_powerdomains_init(void); -extern void omap44xx_powerdomains_init(void); - -#endif diff --git a/arch/arm/plat-omap/omap-pm-noop.c b/arch/arm/plat-omap/omap-pm-noop.c index ca75abb1806..19cb9f5a9f0 100644 --- a/arch/arm/plat-omap/omap-pm-noop.c +++ b/arch/arm/plat-omap/omap-pm-noop.c @@ -24,8 +24,6 @@ /* Interface documentation is in mach/omap-pm.h */ #include <plat/omap-pm.h> -#include <plat/powerdomain.h> - /* * Device-driver-originated constraints (via board-*.c files) */ |