#include "powerdomain.h"
#include <plat/clock.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include <plat/cpu.h>
/*
#include <asm/mach-types.h>
#include <asm/mach/map.h>
-#include "iomap.h"
#include <plat-omap/dma-omap.h>
-#include <plat/omap_hwmod.h>
+
+#include "iomap.h"
+#include "omap_hwmod.h"
#include "omap_device.h"
#include "omap4-keypad.h"
#include <linux/delay.h>
#include <video/omapdss.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "omap_device.h"
#include <plat/omap-pm.h>
#include "common.h"
#include <linux/init.h>
#include <linux/device.h>
-#include <plat/omap_hwmod.h>
#include <plat-omap/dma-omap.h>
+#include "omap_hwmod.h"
#include "omap_device.h"
#define OMAP2_DMA_STRIDE 0x60
#include <linux/dma-mapping.h>
#include "omap_device.h"
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#if defined(CONFIG_DRM_OMAP) || (CONFIG_DRM_OMAP_MODULE)
#include <linux/of.h>
#include <linux/platform_data/gpio-omap.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "omap_device.h"
#include <plat/omap-pm.h>
#include <linux/err.h>
#include <linux/platform_device.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "omap_device.h"
#include "hdq1w.h"
#ifndef ARCH_ARM_MACH_OMAP2_HDQ1W_H
#define ARCH_ARM_MACH_OMAP2_HDQ1W_H
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
/*
* XXX A future cleanup patch should modify
#include <linux/err.h>
#include <linux/hwspinlock.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "omap_device.h"
static struct hwspinlock_pdata omap_hwspinlock_pdata __initdata = {
*/
#include "common.h"
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "omap_device.h"
#include "mux.h"
#include <plat/serial.h>
#include <plat/omap-pm.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include <plat/multi.h>
#include <plat-omap/dma-omap.h>
#include <linux/err.h>
#include <linux/platform_data/gpio-omap.h>
-#include <plat/omap_hwmod.h>
#include "common.h"
#include "control.h"
+#include "omap_hwmod.h"
#include "omap_device.h"
#include "mux.h"
#include "mmc.h"
#include <linux/interrupt.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "control.h"
#include "mux.h"
#include <linux/notifier.h>
#include "omap_device.h"
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include <plat/clock.h>
/* These parameters are passed to _omap_device_{de,}activate() */
#include <linux/kernel.h>
#include <linux/platform_device.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
extern struct dev_pm_domain omap_device_pm_domain;
#include <linux/bootmem.h>
#include <plat/clock.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include <plat/prcm.h>
#include "soc.h"
--- /dev/null
+/*
+ * omap_hwmod macros, structures
+ *
+ * Copyright (C) 2009-2011 Nokia Corporation
+ * Copyright (C) 2012 Texas Instruments, Inc.
+ * Paul Walmsley
+ *
+ * Created in collaboration with (alphabetical order): Benoît Cousson,
+ * Kevin Hilman, Tony Lindgren, Rajendra Nayak, Vikram Pandita, Sakari
+ * Poussa, Anand Sawant, Santosh Shilimkar, Richard Woodruff
+ *
+ * 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.
+ *
+ * These headers and macros are used to define OMAP on-chip module
+ * data and their integration with other OMAP modules and Linux.
+ * Copious documentation and references can also be found in the
+ * omap_hwmod code, in arch/arm/mach-omap2/omap_hwmod.c (as of this
+ * writing).
+ *
+ * To do:
+ * - add interconnect error log structures
+ * - add pinmuxing
+ * - init_conn_id_bit (CONNID_BIT_VECTOR)
+ * - implement default hwmod SMS/SDRC flags?
+ * - move Linux-specific data ("non-ROM data") out
+ *
+ */
+#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD_H
+#define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD_H
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/ioport.h>
+#include <linux/spinlock.h>
+#include <plat/cpu.h>
+
+struct omap_device;
+
+extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type1;
+extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type2;
+extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type3;
+
+/*
+ * OCP SYSCONFIG bit shifts/masks TYPE1. These are for IPs compliant
+ * with the original PRCM protocol defined for OMAP2420
+ */
+#define SYSC_TYPE1_MIDLEMODE_SHIFT 12
+#define SYSC_TYPE1_MIDLEMODE_MASK (0x3 << SYSC_TYPE1_MIDLEMODE_SHIFT)
+#define SYSC_TYPE1_CLOCKACTIVITY_SHIFT 8
+#define SYSC_TYPE1_CLOCKACTIVITY_MASK (0x3 << SYSC_TYPE1_CLOCKACTIVITY_SHIFT)
+#define SYSC_TYPE1_SIDLEMODE_SHIFT 3
+#define SYSC_TYPE1_SIDLEMODE_MASK (0x3 << SYSC_TYPE1_SIDLEMODE_SHIFT)
+#define SYSC_TYPE1_ENAWAKEUP_SHIFT 2
+#define SYSC_TYPE1_ENAWAKEUP_MASK (1 << SYSC_TYPE1_ENAWAKEUP_SHIFT)
+#define SYSC_TYPE1_SOFTRESET_SHIFT 1
+#define SYSC_TYPE1_SOFTRESET_MASK (1 << SYSC_TYPE1_SOFTRESET_SHIFT)
+#define SYSC_TYPE1_AUTOIDLE_SHIFT 0
+#define SYSC_TYPE1_AUTOIDLE_MASK (1 << SYSC_TYPE1_AUTOIDLE_SHIFT)
+
+/*
+ * OCP SYSCONFIG bit shifts/masks TYPE2. These are for IPs compliant
+ * with the new PRCM protocol defined for new OMAP4 IPs.
+ */
+#define SYSC_TYPE2_SOFTRESET_SHIFT 0
+#define SYSC_TYPE2_SOFTRESET_MASK (1 << SYSC_TYPE2_SOFTRESET_SHIFT)
+#define SYSC_TYPE2_SIDLEMODE_SHIFT 2
+#define SYSC_TYPE2_SIDLEMODE_MASK (0x3 << SYSC_TYPE2_SIDLEMODE_SHIFT)
+#define SYSC_TYPE2_MIDLEMODE_SHIFT 4
+#define SYSC_TYPE2_MIDLEMODE_MASK (0x3 << SYSC_TYPE2_MIDLEMODE_SHIFT)
+#define SYSC_TYPE2_DMADISABLE_SHIFT 16
+#define SYSC_TYPE2_DMADISABLE_MASK (0x1 << SYSC_TYPE2_DMADISABLE_SHIFT)
+
+/*
+ * OCP SYSCONFIG bit shifts/masks TYPE3.
+ * This is applicable for some IPs present in AM33XX
+ */
+#define SYSC_TYPE3_SIDLEMODE_SHIFT 0
+#define SYSC_TYPE3_SIDLEMODE_MASK (0x3 << SYSC_TYPE3_SIDLEMODE_SHIFT)
+#define SYSC_TYPE3_MIDLEMODE_SHIFT 2
+#define SYSC_TYPE3_MIDLEMODE_MASK (0x3 << SYSC_TYPE3_MIDLEMODE_SHIFT)
+
+/* OCP SYSSTATUS bit shifts/masks */
+#define SYSS_RESETDONE_SHIFT 0
+#define SYSS_RESETDONE_MASK (1 << SYSS_RESETDONE_SHIFT)
+
+/* Master standby/slave idle mode flags */
+#define HWMOD_IDLEMODE_FORCE (1 << 0)
+#define HWMOD_IDLEMODE_NO (1 << 1)
+#define HWMOD_IDLEMODE_SMART (1 << 2)
+#define HWMOD_IDLEMODE_SMART_WKUP (1 << 3)
+
+/* modulemode control type (SW or HW) */
+#define MODULEMODE_HWCTRL 1
+#define MODULEMODE_SWCTRL 2
+
+
+/**
+ * struct omap_hwmod_mux_info - hwmod specific mux configuration
+ * @pads: array of omap_device_pad entries
+ * @nr_pads: number of omap_device_pad entries
+ *
+ * Note that this is currently built during init as needed.
+ */
+struct omap_hwmod_mux_info {
+ int nr_pads;
+ struct omap_device_pad *pads;
+ int nr_pads_dynamic;
+ struct omap_device_pad **pads_dynamic;
+ int *irqs;
+ bool enabled;
+};
+
+/**
+ * struct omap_hwmod_irq_info - MPU IRQs used by the hwmod
+ * @name: name of the IRQ channel (module local name)
+ * @irq: IRQ channel ID (should be non-negative except -1 = terminator)
+ *
+ * @name should be something short, e.g., "tx" or "rx". It is for use
+ * by platform_get_resource_byname(). It is defined locally to the
+ * hwmod.
+ */
+struct omap_hwmod_irq_info {
+ const char *name;
+ s16 irq;
+};
+
+/**
+ * struct omap_hwmod_dma_info - DMA channels used by the hwmod
+ * @name: name of the DMA channel (module local name)
+ * @dma_req: DMA request ID (should be non-negative except -1 = terminator)
+ *
+ * @name should be something short, e.g., "tx" or "rx". It is for use
+ * by platform_get_resource_byname(). It is defined locally to the
+ * hwmod.
+ */
+struct omap_hwmod_dma_info {
+ const char *name;
+ s16 dma_req;
+};
+
+/**
+ * struct omap_hwmod_rst_info - IPs reset lines use by hwmod
+ * @name: name of the reset line (module local name)
+ * @rst_shift: Offset of the reset bit
+ * @st_shift: Offset of the reset status bit (OMAP2/3 only)
+ *
+ * @name should be something short, e.g., "cpu0" or "rst". It is defined
+ * locally to the hwmod.
+ */
+struct omap_hwmod_rst_info {
+ const char *name;
+ u8 rst_shift;
+ u8 st_shift;
+};
+
+/**
+ * struct omap_hwmod_opt_clk - optional clocks used by this hwmod
+ * @role: "sys", "32k", "tv", etc -- for use in clk_get()
+ * @clk: opt clock: OMAP clock name
+ * @_clk: pointer to the struct clk (filled in at runtime)
+ *
+ * The module's interface clock and main functional clock should not
+ * be added as optional clocks.
+ */
+struct omap_hwmod_opt_clk {
+ const char *role;
+ const char *clk;
+ struct clk *_clk;
+};
+
+
+/* omap_hwmod_omap2_firewall.flags bits */
+#define OMAP_FIREWALL_L3 (1 << 0)
+#define OMAP_FIREWALL_L4 (1 << 1)
+
+/**
+ * struct omap_hwmod_omap2_firewall - OMAP2/3 device firewall data
+ * @l3_perm_bit: bit shift for L3_PM_*_PERMISSION_*
+ * @l4_fw_region: L4 firewall region ID
+ * @l4_prot_group: L4 protection group ID
+ * @flags: (see omap_hwmod_omap2_firewall.flags macros above)
+ */
+struct omap_hwmod_omap2_firewall {
+ u8 l3_perm_bit;
+ u8 l4_fw_region;
+ u8 l4_prot_group;
+ u8 flags;
+};
+
+
+/*
+ * omap_hwmod_addr_space.flags bits
+ *
+ * ADDR_MAP_ON_INIT: Map this address space during omap_hwmod init.
+ * ADDR_TYPE_RT: Address space contains module register target data.
+ */
+#define ADDR_MAP_ON_INIT (1 << 0) /* XXX does not belong */
+#define ADDR_TYPE_RT (1 << 1)
+
+/**
+ * struct omap_hwmod_addr_space - address space handled by the hwmod
+ * @name: name of the address space
+ * @pa_start: starting physical address
+ * @pa_end: ending physical address
+ * @flags: (see omap_hwmod_addr_space.flags macros above)
+ *
+ * Address space doesn't necessarily follow physical interconnect
+ * structure. GPMC is one example.
+ */
+struct omap_hwmod_addr_space {
+ const char *name;
+ u32 pa_start;
+ u32 pa_end;
+ u8 flags;
+};
+
+
+/*
+ * omap_hwmod_ocp_if.user bits: these indicate the initiators that use this
+ * interface to interact with the hwmod. Used to add sleep dependencies
+ * when the module is enabled or disabled.
+ */
+#define OCP_USER_MPU (1 << 0)
+#define OCP_USER_SDMA (1 << 1)
+#define OCP_USER_DSP (1 << 2)
+#define OCP_USER_IVA (1 << 3)
+
+/* omap_hwmod_ocp_if.flags bits */
+#define OCPIF_SWSUP_IDLE (1 << 0)
+#define OCPIF_CAN_BURST (1 << 1)
+
+/* omap_hwmod_ocp_if._int_flags possibilities */
+#define _OCPIF_INT_FLAGS_REGISTERED (1 << 0)
+
+
+/**
+ * struct omap_hwmod_ocp_if - OCP interface data
+ * @master: struct omap_hwmod that initiates OCP transactions on this link
+ * @slave: struct omap_hwmod that responds to OCP transactions on this link
+ * @addr: address space associated with this link
+ * @clk: interface clock: OMAP clock name
+ * @_clk: pointer to the interface struct clk (filled in at runtime)
+ * @fw: interface firewall data
+ * @width: OCP data width
+ * @user: initiators using this interface (see OCP_USER_* macros above)
+ * @flags: OCP interface flags (see OCPIF_* macros above)
+ * @_int_flags: internal flags (see _OCPIF_INT_FLAGS* macros above)
+ *
+ * It may also be useful to add a tag_cnt field for OCP2.x devices.
+ *
+ * Parameter names beginning with an underscore are managed internally by
+ * the omap_hwmod code and should not be set during initialization.
+ */
+struct omap_hwmod_ocp_if {
+ struct omap_hwmod *master;
+ struct omap_hwmod *slave;
+ struct omap_hwmod_addr_space *addr;
+ const char *clk;
+ struct clk *_clk;
+ union {
+ struct omap_hwmod_omap2_firewall omap2;
+ } fw;
+ u8 width;
+ u8 user;
+ u8 flags;
+ u8 _int_flags;
+};
+
+
+/* Macros for use in struct omap_hwmod_sysconfig */
+
+/* Flags for use in omap_hwmod_sysconfig.idlemodes */
+#define MASTER_STANDBY_SHIFT 4
+#define SLAVE_IDLE_SHIFT 0
+#define SIDLE_FORCE (HWMOD_IDLEMODE_FORCE << SLAVE_IDLE_SHIFT)
+#define SIDLE_NO (HWMOD_IDLEMODE_NO << SLAVE_IDLE_SHIFT)
+#define SIDLE_SMART (HWMOD_IDLEMODE_SMART << SLAVE_IDLE_SHIFT)
+#define SIDLE_SMART_WKUP (HWMOD_IDLEMODE_SMART_WKUP << SLAVE_IDLE_SHIFT)
+#define MSTANDBY_FORCE (HWMOD_IDLEMODE_FORCE << MASTER_STANDBY_SHIFT)
+#define MSTANDBY_NO (HWMOD_IDLEMODE_NO << MASTER_STANDBY_SHIFT)
+#define MSTANDBY_SMART (HWMOD_IDLEMODE_SMART << MASTER_STANDBY_SHIFT)
+#define MSTANDBY_SMART_WKUP (HWMOD_IDLEMODE_SMART_WKUP << MASTER_STANDBY_SHIFT)
+
+/* omap_hwmod_sysconfig.sysc_flags capability flags */
+#define SYSC_HAS_AUTOIDLE (1 << 0)
+#define SYSC_HAS_SOFTRESET (1 << 1)
+#define SYSC_HAS_ENAWAKEUP (1 << 2)
+#define SYSC_HAS_EMUFREE (1 << 3)
+#define SYSC_HAS_CLOCKACTIVITY (1 << 4)
+#define SYSC_HAS_SIDLEMODE (1 << 5)
+#define SYSC_HAS_MIDLEMODE (1 << 6)
+#define SYSS_HAS_RESET_STATUS (1 << 7)
+#define SYSC_NO_CACHE (1 << 8) /* XXX SW flag, belongs elsewhere */
+#define SYSC_HAS_RESET_STATUS (1 << 9)
+#define SYSC_HAS_DMADISABLE (1 << 10)
+
+/* omap_hwmod_sysconfig.clockact flags */
+#define CLOCKACT_TEST_BOTH 0x0
+#define CLOCKACT_TEST_MAIN 0x1
+#define CLOCKACT_TEST_ICLK 0x2
+#define CLOCKACT_TEST_NONE 0x3
+
+/**
+ * struct omap_hwmod_sysc_fields - hwmod OCP_SYSCONFIG register field offsets.
+ * @midle_shift: Offset of the midle bit
+ * @clkact_shift: Offset of the clockactivity bit
+ * @sidle_shift: Offset of the sidle bit
+ * @enwkup_shift: Offset of the enawakeup bit
+ * @srst_shift: Offset of the softreset bit
+ * @autoidle_shift: Offset of the autoidle bit
+ * @dmadisable_shift: Offset of the dmadisable bit
+ */
+struct omap_hwmod_sysc_fields {
+ u8 midle_shift;
+ u8 clkact_shift;
+ u8 sidle_shift;
+ u8 enwkup_shift;
+ u8 srst_shift;
+ u8 autoidle_shift;
+ u8 dmadisable_shift;
+};
+
+/**
+ * struct omap_hwmod_class_sysconfig - hwmod class OCP_SYS* data
+ * @rev_offs: IP block revision register offset (from module base addr)
+ * @sysc_offs: OCP_SYSCONFIG register offset (from module base addr)
+ * @syss_offs: OCP_SYSSTATUS register offset (from module base addr)
+ * @srst_udelay: Delay needed after doing a softreset in usecs
+ * @idlemodes: One or more of {SIDLE,MSTANDBY}_{OFF,FORCE,SMART}
+ * @sysc_flags: SYS{C,S}_HAS* flags indicating SYSCONFIG bits supported
+ * @clockact: the default value of the module CLOCKACTIVITY bits
+ *
+ * @clockact describes to the module which clocks are likely to be
+ * disabled when the PRCM issues its idle request to the module. Some
+ * modules have separate clockdomains for the interface clock and main
+ * functional clock, and can check whether they should acknowledge the
+ * idle request based on the internal module functionality that has
+ * been associated with the clocks marked in @clockact. This field is
+ * only used if HWMOD_SET_DEFAULT_CLOCKACT is set (see below)
+ *
+ * @sysc_fields: structure containing the offset positions of various bits in
+ * SYSCONFIG register. This can be populated using omap_hwmod_sysc_type1 or
+ * omap_hwmod_sysc_type2 defined in omap_hwmod_common_data.c depending on
+ * whether the device ip is compliant with the original PRCM protocol
+ * defined for OMAP2420 or the new PRCM protocol for new OMAP4 IPs.
+ * If the device follows a different scheme for the sysconfig register ,
+ * then this field has to be populated with the correct offset structure.
+ */
+struct omap_hwmod_class_sysconfig {
+ u32 rev_offs;
+ u32 sysc_offs;
+ u32 syss_offs;
+ u16 sysc_flags;
+ struct omap_hwmod_sysc_fields *sysc_fields;
+ u8 srst_udelay;
+ u8 idlemodes;
+ u8 clockact;
+};
+
+/**
+ * struct omap_hwmod_omap2_prcm - OMAP2/3-specific PRCM data
+ * @module_offs: PRCM submodule offset from the start of the PRM/CM
+ * @prcm_reg_id: PRCM register ID (e.g., 3 for CM_AUTOIDLE3)
+ * @module_bit: register bit shift for AUTOIDLE, WKST, WKEN, GRPSEL regs
+ * @idlest_reg_id: IDLEST register ID (e.g., 3 for CM_IDLEST3)
+ * @idlest_idle_bit: register bit shift for CM_IDLEST slave idle bit
+ * @idlest_stdby_bit: register bit shift for CM_IDLEST master standby bit
+ *
+ * @prcm_reg_id and @module_bit are specific to the AUTOIDLE, WKST,
+ * WKEN, GRPSEL registers. In an ideal world, no extra information
+ * would be needed for IDLEST information, but alas, there are some
+ * exceptions, so @idlest_reg_id, @idlest_idle_bit, @idlest_stdby_bit
+ * are needed for the IDLEST registers (c.f. 2430 I2CHS, 3430 USBHOST)
+ */
+struct omap_hwmod_omap2_prcm {
+ s16 module_offs;
+ u8 prcm_reg_id;
+ u8 module_bit;
+ u8 idlest_reg_id;
+ u8 idlest_idle_bit;
+ u8 idlest_stdby_bit;
+};
+
+/*
+ * Possible values for struct omap_hwmod_omap4_prcm.flags
+ *
+ * HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT: Some IP blocks don't have a PRCM
+ * module-level context loss register associated with them; this
+ * flag bit should be set in those cases
+ */
+#define HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT (1 << 0)
+
+/**
+ * struct omap_hwmod_omap4_prcm - OMAP4-specific PRCM data
+ * @clkctrl_reg: PRCM address of the clock control register
+ * @rstctrl_reg: address of the XXX_RSTCTRL register located in the PRM
+ * @lostcontext_mask: bitmask for selecting bits from RM_*_CONTEXT register
+ * @rstst_reg: (AM33XX only) address of the XXX_RSTST register in the PRM
+ * @submodule_wkdep_bit: bit shift of the WKDEP range
+ * @flags: PRCM register capabilities for this IP block
+ *
+ * If @lostcontext_mask is not defined, context loss check code uses
+ * whole register without masking. @lostcontext_mask should only be
+ * defined in cases where @context_offs register is shared by two or
+ * more hwmods.
+ */
+struct omap_hwmod_omap4_prcm {
+ u16 clkctrl_offs;
+ u16 rstctrl_offs;
+ u16 rstst_offs;
+ u16 context_offs;
+ u32 lostcontext_mask;
+ u8 submodule_wkdep_bit;
+ u8 modulemode;
+ u8 flags;
+};
+
+
+/*
+ * omap_hwmod.flags definitions
+ *
+ * HWMOD_SWSUP_SIDLE: omap_hwmod code should manually bring module in and out
+ * of idle, rather than relying on module smart-idle
+ * HWMOD_SWSUP_MSTDBY: omap_hwmod code should manually bring module in and out
+ * of standby, rather than relying on module smart-standby
+ * HWMOD_INIT_NO_RESET: don't reset this module at boot - important for
+ * SDRAM controller, etc. XXX probably belongs outside the main hwmod file
+ * XXX Should be HWMOD_SETUP_NO_RESET
+ * HWMOD_INIT_NO_IDLE: don't idle this module at boot - important for SDRAM
+ * controller, etc. XXX probably belongs outside the main hwmod file
+ * XXX Should be HWMOD_SETUP_NO_IDLE
+ * HWMOD_NO_OCP_AUTOIDLE: disable module autoidle (OCP_SYSCONFIG.AUTOIDLE)
+ * when module is enabled, rather than the default, which is to
+ * enable autoidle
+ * HWMOD_SET_DEFAULT_CLOCKACT: program CLOCKACTIVITY bits at startup
+ * HWMOD_NO_IDLEST: this module does not have idle status - this is the case
+ * only for few initiator modules on OMAP2 & 3.
+ * HWMOD_CONTROL_OPT_CLKS_IN_RESET: Enable all optional clocks during reset.
+ * This is needed for devices like DSS that require optional clocks enabled
+ * in order to complete the reset. Optional clocks will be disabled
+ * again after the reset.
+ * HWMOD_16BIT_REG: Module has 16bit registers
+ */
+#define HWMOD_SWSUP_SIDLE (1 << 0)
+#define HWMOD_SWSUP_MSTANDBY (1 << 1)
+#define HWMOD_INIT_NO_RESET (1 << 2)
+#define HWMOD_INIT_NO_IDLE (1 << 3)
+#define HWMOD_NO_OCP_AUTOIDLE (1 << 4)
+#define HWMOD_SET_DEFAULT_CLOCKACT (1 << 5)
+#define HWMOD_NO_IDLEST (1 << 6)
+#define HWMOD_CONTROL_OPT_CLKS_IN_RESET (1 << 7)
+#define HWMOD_16BIT_REG (1 << 8)
+
+/*
+ * omap_hwmod._int_flags definitions
+ * These are for internal use only and are managed by the omap_hwmod code.
+ *
+ * _HWMOD_NO_MPU_PORT: no path exists for the MPU to write to this module
+ * _HWMOD_WAKEUP_ENABLED: set when the omap_hwmod code has enabled ENAWAKEUP
+ * _HWMOD_SYSCONFIG_LOADED: set when the OCP_SYSCONFIG value has been cached
+ * _HWMOD_SKIP_ENABLE: set if hwmod enabled during init (HWMOD_INIT_NO_IDLE) -
+ * causes the first call to _enable() to only update the pinmux
+ */
+#define _HWMOD_NO_MPU_PORT (1 << 0)
+#define _HWMOD_WAKEUP_ENABLED (1 << 1)
+#define _HWMOD_SYSCONFIG_LOADED (1 << 2)
+#define _HWMOD_SKIP_ENABLE (1 << 3)
+
+/*
+ * omap_hwmod._state definitions
+ *
+ * INITIALIZED: reset (optionally), initialized, enabled, disabled
+ * (optionally)
+ *
+ *
+ */
+#define _HWMOD_STATE_UNKNOWN 0
+#define _HWMOD_STATE_REGISTERED 1
+#define _HWMOD_STATE_CLKS_INITED 2
+#define _HWMOD_STATE_INITIALIZED 3
+#define _HWMOD_STATE_ENABLED 4
+#define _HWMOD_STATE_IDLE 5
+#define _HWMOD_STATE_DISABLED 6
+
+/**
+ * struct omap_hwmod_class - the type of an IP block
+ * @name: name of the hwmod_class
+ * @sysc: device SYSCONFIG/SYSSTATUS register data
+ * @rev: revision of the IP class
+ * @pre_shutdown: ptr to fn to be executed immediately prior to device shutdown
+ * @reset: ptr to fn to be executed in place of the standard hwmod reset fn
+ *
+ * Represent the class of a OMAP hardware "modules" (e.g. timer,
+ * smartreflex, gpio, uart...)
+ *
+ * @pre_shutdown is a function that will be run immediately before
+ * hwmod clocks are disabled, etc. It is intended for use for hwmods
+ * like the MPU watchdog, which cannot be disabled with the standard
+ * omap_hwmod_shutdown(). The function should return 0 upon success,
+ * or some negative error upon failure. Returning an error will cause
+ * omap_hwmod_shutdown() to abort the device shutdown and return an
+ * error.
+ *
+ * If @reset is defined, then the function it points to will be
+ * executed in place of the standard hwmod _reset() code in
+ * mach-omap2/omap_hwmod.c. This is needed for IP blocks which have
+ * unusual reset sequences - usually processor IP blocks like the IVA.
+ */
+struct omap_hwmod_class {
+ const char *name;
+ struct omap_hwmod_class_sysconfig *sysc;
+ u32 rev;
+ int (*pre_shutdown)(struct omap_hwmod *oh);
+ int (*reset)(struct omap_hwmod *oh);
+};
+
+/**
+ * struct omap_hwmod_link - internal structure linking hwmods with ocp_ifs
+ * @ocp_if: OCP interface structure record pointer
+ * @node: list_head pointing to next struct omap_hwmod_link in a list
+ */
+struct omap_hwmod_link {
+ struct omap_hwmod_ocp_if *ocp_if;
+ struct list_head node;
+};
+
+/**
+ * struct omap_hwmod - integration data for OMAP hardware "modules" (IP blocks)
+ * @name: name of the hwmod
+ * @class: struct omap_hwmod_class * to the class of this hwmod
+ * @od: struct omap_device currently associated with this hwmod (internal use)
+ * @mpu_irqs: ptr to an array of MPU IRQs
+ * @sdma_reqs: ptr to an array of System DMA request IDs
+ * @prcm: PRCM data pertaining to this hwmod
+ * @main_clk: main clock: OMAP clock name
+ * @_clk: pointer to the main struct clk (filled in at runtime)
+ * @opt_clks: other device clocks that drivers can request (0..*)
+ * @voltdm: pointer to voltage domain (filled in at runtime)
+ * @dev_attr: arbitrary device attributes that can be passed to the driver
+ * @_sysc_cache: internal-use hwmod flags
+ * @_mpu_rt_va: cached register target start address (internal use)
+ * @_mpu_port: cached MPU register target slave (internal use)
+ * @opt_clks_cnt: number of @opt_clks
+ * @master_cnt: number of @master entries
+ * @slaves_cnt: number of @slave entries
+ * @response_lat: device OCP response latency (in interface clock cycles)
+ * @_int_flags: internal-use hwmod flags
+ * @_state: internal-use hwmod state
+ * @_postsetup_state: internal-use state to leave the hwmod in after _setup()
+ * @flags: hwmod flags (documented below)
+ * @_lock: spinlock serializing operations on this hwmod
+ * @node: list node for hwmod list (internal use)
+ *
+ * @main_clk refers to this module's "main clock," which for our
+ * purposes is defined as "the functional clock needed for register
+ * accesses to complete." Modules may not have a main clock if the
+ * interface clock also serves as a main clock.
+ *
+ * Parameter names beginning with an underscore are managed internally by
+ * the omap_hwmod code and should not be set during initialization.
+ *
+ * @masters and @slaves are now deprecated.
+ */
+struct omap_hwmod {
+ const char *name;
+ struct omap_hwmod_class *class;
+ struct omap_device *od;
+ struct omap_hwmod_mux_info *mux;
+ struct omap_hwmod_irq_info *mpu_irqs;
+ struct omap_hwmod_dma_info *sdma_reqs;
+ struct omap_hwmod_rst_info *rst_lines;
+ union {
+ struct omap_hwmod_omap2_prcm omap2;
+ struct omap_hwmod_omap4_prcm omap4;
+ } prcm;
+ const char *main_clk;
+ struct clk *_clk;
+ struct omap_hwmod_opt_clk *opt_clks;
+ char *clkdm_name;
+ struct clockdomain *clkdm;
+ struct list_head master_ports; /* connect to *_IA */
+ struct list_head slave_ports; /* connect to *_TA */
+ void *dev_attr;
+ u32 _sysc_cache;
+ void __iomem *_mpu_rt_va;
+ spinlock_t _lock;
+ struct list_head node;
+ struct omap_hwmod_ocp_if *_mpu_port;
+ u16 flags;
+ u8 response_lat;
+ u8 rst_lines_cnt;
+ u8 opt_clks_cnt;
+ u8 masters_cnt;
+ u8 slaves_cnt;
+ u8 hwmods_cnt;
+ u8 _int_flags;
+ u8 _state;
+ u8 _postsetup_state;
+};
+
+struct omap_hwmod *omap_hwmod_lookup(const char *name);
+int omap_hwmod_for_each(int (*fn)(struct omap_hwmod *oh, void *data),
+ void *data);
+
+int __init omap_hwmod_setup_one(const char *name);
+
+int omap_hwmod_enable(struct omap_hwmod *oh);
+int omap_hwmod_idle(struct omap_hwmod *oh);
+int omap_hwmod_shutdown(struct omap_hwmod *oh);
+
+int omap_hwmod_assert_hardreset(struct omap_hwmod *oh, const char *name);
+int omap_hwmod_deassert_hardreset(struct omap_hwmod *oh, const char *name);
+int omap_hwmod_read_hardreset(struct omap_hwmod *oh, const char *name);
+
+int omap_hwmod_enable_clocks(struct omap_hwmod *oh);
+int omap_hwmod_disable_clocks(struct omap_hwmod *oh);
+
+int omap_hwmod_set_slave_idlemode(struct omap_hwmod *oh, u8 idlemode);
+int omap_hwmod_set_ocp_autoidle(struct omap_hwmod *oh, u8 autoidle);
+
+int omap_hwmod_reset(struct omap_hwmod *oh);
+void omap_hwmod_ocp_barrier(struct omap_hwmod *oh);
+
+void omap_hwmod_write(u32 v, struct omap_hwmod *oh, u16 reg_offs);
+u32 omap_hwmod_read(struct omap_hwmod *oh, u16 reg_offs);
+int omap_hwmod_softreset(struct omap_hwmod *oh);
+
+int omap_hwmod_count_resources(struct omap_hwmod *oh);
+int omap_hwmod_fill_resources(struct omap_hwmod *oh, struct resource *res);
+int omap_hwmod_fill_dma_resources(struct omap_hwmod *oh, struct resource *res);
+int omap_hwmod_get_resource_byname(struct omap_hwmod *oh, unsigned int type,
+ const char *name, struct resource *res);
+
+struct powerdomain *omap_hwmod_get_pwrdm(struct omap_hwmod *oh);
+void __iomem *omap_hwmod_get_mpu_rt_va(struct omap_hwmod *oh);
+
+int omap_hwmod_add_initiator_dep(struct omap_hwmod *oh,
+ struct omap_hwmod *init_oh);
+int omap_hwmod_del_initiator_dep(struct omap_hwmod *oh,
+ struct omap_hwmod *init_oh);
+
+int omap_hwmod_enable_wakeup(struct omap_hwmod *oh);
+int omap_hwmod_disable_wakeup(struct omap_hwmod *oh);
+
+int omap_hwmod_for_each_by_class(const char *classname,
+ int (*fn)(struct omap_hwmod *oh,
+ void *user),
+ void *user);
+
+int omap_hwmod_set_postsetup_state(struct omap_hwmod *oh, u8 state);
+int omap_hwmod_get_context_loss_count(struct omap_hwmod *oh);
+
+int omap_hwmod_no_setup_reset(struct omap_hwmod *oh);
+
+int omap_hwmod_pad_route_irq(struct omap_hwmod *oh, int pad_idx, int irq_idx);
+
+extern void __init omap_hwmod_init(void);
+
+const char *omap_hwmod_get_main_clk(struct omap_hwmod *oh);
+
+/*
+ * Chip variant-specific hwmod init routines - XXX should be converted
+ * to use initcalls once the initial boot ordering is straightened out
+ */
+extern int omap2420_hwmod_init(void);
+extern int omap2430_hwmod_init(void);
+extern int omap3xxx_hwmod_init(void);
+extern int omap44xx_hwmod_init(void);
+extern int am33xx_hwmod_init(void);
+
+extern int __init omap_hwmod_register_links(struct omap_hwmod_ocp_if **ois);
+
+#endif
#include <linux/i2c-omap.h>
#include <linux/platform_data/spi-omap2-mcspi.h>
-#include <plat/omap_hwmod.h>
#include <plat-omap/dma-omap.h>
#include <plat/dmtimer.h>
+
+#include "omap_hwmod.h"
#include "l3_2xxx.h"
#include "l4_2xxx.h"
#include <linux/platform_data/asoc-ti-mcbsp.h>
#include <linux/platform_data/spi-omap2-mcspi.h>
-#include <plat/omap_hwmod.h>
#include <plat-omap/dma-omap.h>
#include <plat/dmtimer.h>
+
+#include "omap_hwmod.h"
#include "mmc.h"
#include "l3_2xxx.h"
*/
#include <asm/sizes.h>
-#include <plat/omap_hwmod.h>
#include <plat/serial.h>
+#include "omap_hwmod.h"
+
#include "omap_hwmod_common_data.h"
struct omap_hwmod_addr_space omap2430_mmc1_addr_space[] = {
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-#include <plat/omap_hwmod.h>
+
#include <plat/serial.h>
#include <plat-omap/dma-omap.h>
+
#include "../plat-omap/common.h"
+
+#include "omap_hwmod.h"
#include "hdq1w.h"
#include "omap_hwmod_common_data.h"
*/
#include <asm/sizes.h>
-#include <plat/omap_hwmod.h>
#include <plat/serial.h>
+
+#include "omap_hwmod.h"
#include "l3_2xxx.h"
#include "l4_2xxx.h"
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-#include <plat/omap_hwmod.h>
+
#include <plat/serial.h>
#include <linux/platform_data/gpio-omap.h>
#include <plat-omap/dma-omap.h>
#include <plat/dmtimer.h>
#include <linux/platform_data/spi-omap2-mcspi.h>
+#include "omap_hwmod.h"
#include "omap_hwmod_common_data.h"
#include "cm-regbits-24xx.h"
#include "prm-regbits-24xx.h"
#include <linux/i2c-omap.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include <plat/cpu.h>
#include <linux/platform_data/gpio-omap.h>
#include <linux/platform_data/spi-omap2-mcspi.h>
#include <linux/power/smartreflex.h>
#include <linux/platform_data/gpio-omap.h>
-#include <plat/omap_hwmod.h>
#include <plat-omap/dma-omap.h>
#include <plat/serial.h>
+
#include "l3_3xxx.h"
#include "l4_3xxx.h"
#include <linux/platform_data/asoc-ti-mcbsp.h>
#include "am35xx.h"
#include "soc.h"
+#include "omap_hwmod.h"
#include "omap_hwmod_common_data.h"
#include "prm-regbits-34xx.h"
#include "cm-regbits-34xx.h"
#include <linux/power/smartreflex.h>
#include <linux/i2c-omap.h>
-#include <plat/omap_hwmod.h>
#include <plat-omap/dma-omap.h>
+
#include <linux/platform_data/spi-omap2-mcspi.h>
#include <linux/platform_data/asoc-ti-mcbsp.h>
#include <plat/dmtimer.h>
#include "../plat-omap/common.h"
+#include "omap_hwmod.h"
#include "omap_hwmod_common_data.h"
#include "cm1_44xx.h"
#include "cm2_44xx.h"
* data and their integration with other OMAP modules and Linux.
*/
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "omap_hwmod_common_data.h"
#ifndef __ARCH_ARM_MACH_OMAP2_OMAP_HWMOD_COMMON_DATA_H
#define __ARCH_ARM_MACH_OMAP2_OMAP_HWMOD_COMMON_DATA_H
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "common.h"
#include "display.h"
#ifndef __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H
#define __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "voltage.h"
#include <asm/pmu.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "omap_device.h"
static char *omap2_pmu_oh_names[] = {"mpu"};
#include <linux/console.h>
#include <plat/omap-serial.h>
-#include "common.h"
#include <plat-omap/dma-omap.h>
-#include <plat/omap_hwmod.h>
-#include "omap_device.h"
#include <plat/omap-pm.h>
#include <plat/serial.h>
+#include "common.h"
+#include "omap_hwmod.h"
+#include "omap_device.h"
#include "prm2xxx_3xxx.h"
#include "pm.h"
#include "cm2xxx_3xxx.h"
#include <asm/sched_clock.h>
#include <asm/arch_timer.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "omap_device.h"
#include <plat/dmtimer.h>
#include <plat/omap-pm.h>
#include <linux/io.h>
#include <linux/err.h>
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
#include "wd_timer.h"
#include "common.h"
#ifndef __ARCH_ARM_MACH_OMAP2_WD_TIMER_H
#define __ARCH_ARM_MACH_OMAP2_WD_TIMER_H
-#include <plat/omap_hwmod.h>
+#include "omap_hwmod.h"
extern int omap2_wd_timer_disable(struct omap_hwmod *oh);
extern int omap2_wd_timer_reset(struct omap_hwmod *oh);
+++ /dev/null
-/*
- * omap_hwmod macros, structures
- *
- * Copyright (C) 2009-2011 Nokia Corporation
- * Copyright (C) 2012 Texas Instruments, Inc.
- * Paul Walmsley
- *
- * Created in collaboration with (alphabetical order): Benoît Cousson,
- * Kevin Hilman, Tony Lindgren, Rajendra Nayak, Vikram Pandita, Sakari
- * Poussa, Anand Sawant, Santosh Shilimkar, Richard Woodruff
- *
- * 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.
- *
- * These headers and macros are used to define OMAP on-chip module
- * data and their integration with other OMAP modules and Linux.
- * Copious documentation and references can also be found in the
- * omap_hwmod code, in arch/arm/mach-omap2/omap_hwmod.c (as of this
- * writing).
- *
- * To do:
- * - add interconnect error log structures
- * - add pinmuxing
- * - init_conn_id_bit (CONNID_BIT_VECTOR)
- * - implement default hwmod SMS/SDRC flags?
- * - move Linux-specific data ("non-ROM data") out
- *
- */
-#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD_H
-#define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD_H
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/list.h>
-#include <linux/ioport.h>
-#include <linux/spinlock.h>
-#include <plat/cpu.h>
-
-struct omap_device;
-
-extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type1;
-extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type2;
-extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type3;
-
-/*
- * OCP SYSCONFIG bit shifts/masks TYPE1. These are for IPs compliant
- * with the original PRCM protocol defined for OMAP2420
- */
-#define SYSC_TYPE1_MIDLEMODE_SHIFT 12
-#define SYSC_TYPE1_MIDLEMODE_MASK (0x3 << SYSC_TYPE1_MIDLEMODE_SHIFT)
-#define SYSC_TYPE1_CLOCKACTIVITY_SHIFT 8
-#define SYSC_TYPE1_CLOCKACTIVITY_MASK (0x3 << SYSC_TYPE1_CLOCKACTIVITY_SHIFT)
-#define SYSC_TYPE1_SIDLEMODE_SHIFT 3
-#define SYSC_TYPE1_SIDLEMODE_MASK (0x3 << SYSC_TYPE1_SIDLEMODE_SHIFT)
-#define SYSC_TYPE1_ENAWAKEUP_SHIFT 2
-#define SYSC_TYPE1_ENAWAKEUP_MASK (1 << SYSC_TYPE1_ENAWAKEUP_SHIFT)
-#define SYSC_TYPE1_SOFTRESET_SHIFT 1
-#define SYSC_TYPE1_SOFTRESET_MASK (1 << SYSC_TYPE1_SOFTRESET_SHIFT)
-#define SYSC_TYPE1_AUTOIDLE_SHIFT 0
-#define SYSC_TYPE1_AUTOIDLE_MASK (1 << SYSC_TYPE1_AUTOIDLE_SHIFT)
-
-/*
- * OCP SYSCONFIG bit shifts/masks TYPE2. These are for IPs compliant
- * with the new PRCM protocol defined for new OMAP4 IPs.
- */
-#define SYSC_TYPE2_SOFTRESET_SHIFT 0
-#define SYSC_TYPE2_SOFTRESET_MASK (1 << SYSC_TYPE2_SOFTRESET_SHIFT)
-#define SYSC_TYPE2_SIDLEMODE_SHIFT 2
-#define SYSC_TYPE2_SIDLEMODE_MASK (0x3 << SYSC_TYPE2_SIDLEMODE_SHIFT)
-#define SYSC_TYPE2_MIDLEMODE_SHIFT 4
-#define SYSC_TYPE2_MIDLEMODE_MASK (0x3 << SYSC_TYPE2_MIDLEMODE_SHIFT)
-#define SYSC_TYPE2_DMADISABLE_SHIFT 16
-#define SYSC_TYPE2_DMADISABLE_MASK (0x1 << SYSC_TYPE2_DMADISABLE_SHIFT)
-
-/*
- * OCP SYSCONFIG bit shifts/masks TYPE3.
- * This is applicable for some IPs present in AM33XX
- */
-#define SYSC_TYPE3_SIDLEMODE_SHIFT 0
-#define SYSC_TYPE3_SIDLEMODE_MASK (0x3 << SYSC_TYPE3_SIDLEMODE_SHIFT)
-#define SYSC_TYPE3_MIDLEMODE_SHIFT 2
-#define SYSC_TYPE3_MIDLEMODE_MASK (0x3 << SYSC_TYPE3_MIDLEMODE_SHIFT)
-
-/* OCP SYSSTATUS bit shifts/masks */
-#define SYSS_RESETDONE_SHIFT 0
-#define SYSS_RESETDONE_MASK (1 << SYSS_RESETDONE_SHIFT)
-
-/* Master standby/slave idle mode flags */
-#define HWMOD_IDLEMODE_FORCE (1 << 0)
-#define HWMOD_IDLEMODE_NO (1 << 1)
-#define HWMOD_IDLEMODE_SMART (1 << 2)
-#define HWMOD_IDLEMODE_SMART_WKUP (1 << 3)
-
-/* modulemode control type (SW or HW) */
-#define MODULEMODE_HWCTRL 1
-#define MODULEMODE_SWCTRL 2
-
-
-/**
- * struct omap_hwmod_mux_info - hwmod specific mux configuration
- * @pads: array of omap_device_pad entries
- * @nr_pads: number of omap_device_pad entries
- *
- * Note that this is currently built during init as needed.
- */
-struct omap_hwmod_mux_info {
- int nr_pads;
- struct omap_device_pad *pads;
- int nr_pads_dynamic;
- struct omap_device_pad **pads_dynamic;
- int *irqs;
- bool enabled;
-};
-
-/**
- * struct omap_hwmod_irq_info - MPU IRQs used by the hwmod
- * @name: name of the IRQ channel (module local name)
- * @irq: IRQ channel ID (should be non-negative except -1 = terminator)
- *
- * @name should be something short, e.g., "tx" or "rx". It is for use
- * by platform_get_resource_byname(). It is defined locally to the
- * hwmod.
- */
-struct omap_hwmod_irq_info {
- const char *name;
- s16 irq;
-};
-
-/**
- * struct omap_hwmod_dma_info - DMA channels used by the hwmod
- * @name: name of the DMA channel (module local name)
- * @dma_req: DMA request ID (should be non-negative except -1 = terminator)
- *
- * @name should be something short, e.g., "tx" or "rx". It is for use
- * by platform_get_resource_byname(). It is defined locally to the
- * hwmod.
- */
-struct omap_hwmod_dma_info {
- const char *name;
- s16 dma_req;
-};
-
-/**
- * struct omap_hwmod_rst_info - IPs reset lines use by hwmod
- * @name: name of the reset line (module local name)
- * @rst_shift: Offset of the reset bit
- * @st_shift: Offset of the reset status bit (OMAP2/3 only)
- *
- * @name should be something short, e.g., "cpu0" or "rst". It is defined
- * locally to the hwmod.
- */
-struct omap_hwmod_rst_info {
- const char *name;
- u8 rst_shift;
- u8 st_shift;
-};
-
-/**
- * struct omap_hwmod_opt_clk - optional clocks used by this hwmod
- * @role: "sys", "32k", "tv", etc -- for use in clk_get()
- * @clk: opt clock: OMAP clock name
- * @_clk: pointer to the struct clk (filled in at runtime)
- *
- * The module's interface clock and main functional clock should not
- * be added as optional clocks.
- */
-struct omap_hwmod_opt_clk {
- const char *role;
- const char *clk;
- struct clk *_clk;
-};
-
-
-/* omap_hwmod_omap2_firewall.flags bits */
-#define OMAP_FIREWALL_L3 (1 << 0)
-#define OMAP_FIREWALL_L4 (1 << 1)
-
-/**
- * struct omap_hwmod_omap2_firewall - OMAP2/3 device firewall data
- * @l3_perm_bit: bit shift for L3_PM_*_PERMISSION_*
- * @l4_fw_region: L4 firewall region ID
- * @l4_prot_group: L4 protection group ID
- * @flags: (see omap_hwmod_omap2_firewall.flags macros above)
- */
-struct omap_hwmod_omap2_firewall {
- u8 l3_perm_bit;
- u8 l4_fw_region;
- u8 l4_prot_group;
- u8 flags;
-};
-
-
-/*
- * omap_hwmod_addr_space.flags bits
- *
- * ADDR_MAP_ON_INIT: Map this address space during omap_hwmod init.
- * ADDR_TYPE_RT: Address space contains module register target data.
- */
-#define ADDR_MAP_ON_INIT (1 << 0) /* XXX does not belong */
-#define ADDR_TYPE_RT (1 << 1)
-
-/**
- * struct omap_hwmod_addr_space - address space handled by the hwmod
- * @name: name of the address space
- * @pa_start: starting physical address
- * @pa_end: ending physical address
- * @flags: (see omap_hwmod_addr_space.flags macros above)
- *
- * Address space doesn't necessarily follow physical interconnect
- * structure. GPMC is one example.
- */
-struct omap_hwmod_addr_space {
- const char *name;
- u32 pa_start;
- u32 pa_end;
- u8 flags;
-};
-
-
-/*
- * omap_hwmod_ocp_if.user bits: these indicate the initiators that use this
- * interface to interact with the hwmod. Used to add sleep dependencies
- * when the module is enabled or disabled.
- */
-#define OCP_USER_MPU (1 << 0)
-#define OCP_USER_SDMA (1 << 1)
-#define OCP_USER_DSP (1 << 2)
-#define OCP_USER_IVA (1 << 3)
-
-/* omap_hwmod_ocp_if.flags bits */
-#define OCPIF_SWSUP_IDLE (1 << 0)
-#define OCPIF_CAN_BURST (1 << 1)
-
-/* omap_hwmod_ocp_if._int_flags possibilities */
-#define _OCPIF_INT_FLAGS_REGISTERED (1 << 0)
-
-
-/**
- * struct omap_hwmod_ocp_if - OCP interface data
- * @master: struct omap_hwmod that initiates OCP transactions on this link
- * @slave: struct omap_hwmod that responds to OCP transactions on this link
- * @addr: address space associated with this link
- * @clk: interface clock: OMAP clock name
- * @_clk: pointer to the interface struct clk (filled in at runtime)
- * @fw: interface firewall data
- * @width: OCP data width
- * @user: initiators using this interface (see OCP_USER_* macros above)
- * @flags: OCP interface flags (see OCPIF_* macros above)
- * @_int_flags: internal flags (see _OCPIF_INT_FLAGS* macros above)
- *
- * It may also be useful to add a tag_cnt field for OCP2.x devices.
- *
- * Parameter names beginning with an underscore are managed internally by
- * the omap_hwmod code and should not be set during initialization.
- */
-struct omap_hwmod_ocp_if {
- struct omap_hwmod *master;
- struct omap_hwmod *slave;
- struct omap_hwmod_addr_space *addr;
- const char *clk;
- struct clk *_clk;
- union {
- struct omap_hwmod_omap2_firewall omap2;
- } fw;
- u8 width;
- u8 user;
- u8 flags;
- u8 _int_flags;
-};
-
-
-/* Macros for use in struct omap_hwmod_sysconfig */
-
-/* Flags for use in omap_hwmod_sysconfig.idlemodes */
-#define MASTER_STANDBY_SHIFT 4
-#define SLAVE_IDLE_SHIFT 0
-#define SIDLE_FORCE (HWMOD_IDLEMODE_FORCE << SLAVE_IDLE_SHIFT)
-#define SIDLE_NO (HWMOD_IDLEMODE_NO << SLAVE_IDLE_SHIFT)
-#define SIDLE_SMART (HWMOD_IDLEMODE_SMART << SLAVE_IDLE_SHIFT)
-#define SIDLE_SMART_WKUP (HWMOD_IDLEMODE_SMART_WKUP << SLAVE_IDLE_SHIFT)
-#define MSTANDBY_FORCE (HWMOD_IDLEMODE_FORCE << MASTER_STANDBY_SHIFT)
-#define MSTANDBY_NO (HWMOD_IDLEMODE_NO << MASTER_STANDBY_SHIFT)
-#define MSTANDBY_SMART (HWMOD_IDLEMODE_SMART << MASTER_STANDBY_SHIFT)
-#define MSTANDBY_SMART_WKUP (HWMOD_IDLEMODE_SMART_WKUP << MASTER_STANDBY_SHIFT)
-
-/* omap_hwmod_sysconfig.sysc_flags capability flags */
-#define SYSC_HAS_AUTOIDLE (1 << 0)
-#define SYSC_HAS_SOFTRESET (1 << 1)
-#define SYSC_HAS_ENAWAKEUP (1 << 2)
-#define SYSC_HAS_EMUFREE (1 << 3)
-#define SYSC_HAS_CLOCKACTIVITY (1 << 4)
-#define SYSC_HAS_SIDLEMODE (1 << 5)
-#define SYSC_HAS_MIDLEMODE (1 << 6)
-#define SYSS_HAS_RESET_STATUS (1 << 7)
-#define SYSC_NO_CACHE (1 << 8) /* XXX SW flag, belongs elsewhere */
-#define SYSC_HAS_RESET_STATUS (1 << 9)
-#define SYSC_HAS_DMADISABLE (1 << 10)
-
-/* omap_hwmod_sysconfig.clockact flags */
-#define CLOCKACT_TEST_BOTH 0x0
-#define CLOCKACT_TEST_MAIN 0x1
-#define CLOCKACT_TEST_ICLK 0x2
-#define CLOCKACT_TEST_NONE 0x3
-
-/**
- * struct omap_hwmod_sysc_fields - hwmod OCP_SYSCONFIG register field offsets.
- * @midle_shift: Offset of the midle bit
- * @clkact_shift: Offset of the clockactivity bit
- * @sidle_shift: Offset of the sidle bit
- * @enwkup_shift: Offset of the enawakeup bit
- * @srst_shift: Offset of the softreset bit
- * @autoidle_shift: Offset of the autoidle bit
- * @dmadisable_shift: Offset of the dmadisable bit
- */
-struct omap_hwmod_sysc_fields {
- u8 midle_shift;
- u8 clkact_shift;
- u8 sidle_shift;
- u8 enwkup_shift;
- u8 srst_shift;
- u8 autoidle_shift;
- u8 dmadisable_shift;
-};
-
-/**
- * struct omap_hwmod_class_sysconfig - hwmod class OCP_SYS* data
- * @rev_offs: IP block revision register offset (from module base addr)
- * @sysc_offs: OCP_SYSCONFIG register offset (from module base addr)
- * @syss_offs: OCP_SYSSTATUS register offset (from module base addr)
- * @srst_udelay: Delay needed after doing a softreset in usecs
- * @idlemodes: One or more of {SIDLE,MSTANDBY}_{OFF,FORCE,SMART}
- * @sysc_flags: SYS{C,S}_HAS* flags indicating SYSCONFIG bits supported
- * @clockact: the default value of the module CLOCKACTIVITY bits
- *
- * @clockact describes to the module which clocks are likely to be
- * disabled when the PRCM issues its idle request to the module. Some
- * modules have separate clockdomains for the interface clock and main
- * functional clock, and can check whether they should acknowledge the
- * idle request based on the internal module functionality that has
- * been associated with the clocks marked in @clockact. This field is
- * only used if HWMOD_SET_DEFAULT_CLOCKACT is set (see below)
- *
- * @sysc_fields: structure containing the offset positions of various bits in
- * SYSCONFIG register. This can be populated using omap_hwmod_sysc_type1 or
- * omap_hwmod_sysc_type2 defined in omap_hwmod_common_data.c depending on
- * whether the device ip is compliant with the original PRCM protocol
- * defined for OMAP2420 or the new PRCM protocol for new OMAP4 IPs.
- * If the device follows a different scheme for the sysconfig register ,
- * then this field has to be populated with the correct offset structure.
- */
-struct omap_hwmod_class_sysconfig {
- u32 rev_offs;
- u32 sysc_offs;
- u32 syss_offs;
- u16 sysc_flags;
- struct omap_hwmod_sysc_fields *sysc_fields;
- u8 srst_udelay;
- u8 idlemodes;
- u8 clockact;
-};
-
-/**
- * struct omap_hwmod_omap2_prcm - OMAP2/3-specific PRCM data
- * @module_offs: PRCM submodule offset from the start of the PRM/CM
- * @prcm_reg_id: PRCM register ID (e.g., 3 for CM_AUTOIDLE3)
- * @module_bit: register bit shift for AUTOIDLE, WKST, WKEN, GRPSEL regs
- * @idlest_reg_id: IDLEST register ID (e.g., 3 for CM_IDLEST3)
- * @idlest_idle_bit: register bit shift for CM_IDLEST slave idle bit
- * @idlest_stdby_bit: register bit shift for CM_IDLEST master standby bit
- *
- * @prcm_reg_id and @module_bit are specific to the AUTOIDLE, WKST,
- * WKEN, GRPSEL registers. In an ideal world, no extra information
- * would be needed for IDLEST information, but alas, there are some
- * exceptions, so @idlest_reg_id, @idlest_idle_bit, @idlest_stdby_bit
- * are needed for the IDLEST registers (c.f. 2430 I2CHS, 3430 USBHOST)
- */
-struct omap_hwmod_omap2_prcm {
- s16 module_offs;
- u8 prcm_reg_id;
- u8 module_bit;
- u8 idlest_reg_id;
- u8 idlest_idle_bit;
- u8 idlest_stdby_bit;
-};
-
-/*
- * Possible values for struct omap_hwmod_omap4_prcm.flags
- *
- * HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT: Some IP blocks don't have a PRCM
- * module-level context loss register associated with them; this
- * flag bit should be set in those cases
- */
-#define HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT (1 << 0)
-
-/**
- * struct omap_hwmod_omap4_prcm - OMAP4-specific PRCM data
- * @clkctrl_reg: PRCM address of the clock control register
- * @rstctrl_reg: address of the XXX_RSTCTRL register located in the PRM
- * @lostcontext_mask: bitmask for selecting bits from RM_*_CONTEXT register
- * @rstst_reg: (AM33XX only) address of the XXX_RSTST register in the PRM
- * @submodule_wkdep_bit: bit shift of the WKDEP range
- * @flags: PRCM register capabilities for this IP block
- *
- * If @lostcontext_mask is not defined, context loss check code uses
- * whole register without masking. @lostcontext_mask should only be
- * defined in cases where @context_offs register is shared by two or
- * more hwmods.
- */
-struct omap_hwmod_omap4_prcm {
- u16 clkctrl_offs;
- u16 rstctrl_offs;
- u16 rstst_offs;
- u16 context_offs;
- u32 lostcontext_mask;
- u8 submodule_wkdep_bit;
- u8 modulemode;
- u8 flags;
-};
-
-
-/*
- * omap_hwmod.flags definitions
- *
- * HWMOD_SWSUP_SIDLE: omap_hwmod code should manually bring module in and out
- * of idle, rather than relying on module smart-idle
- * HWMOD_SWSUP_MSTDBY: omap_hwmod code should manually bring module in and out
- * of standby, rather than relying on module smart-standby
- * HWMOD_INIT_NO_RESET: don't reset this module at boot - important for
- * SDRAM controller, etc. XXX probably belongs outside the main hwmod file
- * XXX Should be HWMOD_SETUP_NO_RESET
- * HWMOD_INIT_NO_IDLE: don't idle this module at boot - important for SDRAM
- * controller, etc. XXX probably belongs outside the main hwmod file
- * XXX Should be HWMOD_SETUP_NO_IDLE
- * HWMOD_NO_OCP_AUTOIDLE: disable module autoidle (OCP_SYSCONFIG.AUTOIDLE)
- * when module is enabled, rather than the default, which is to
- * enable autoidle
- * HWMOD_SET_DEFAULT_CLOCKACT: program CLOCKACTIVITY bits at startup
- * HWMOD_NO_IDLEST: this module does not have idle status - this is the case
- * only for few initiator modules on OMAP2 & 3.
- * HWMOD_CONTROL_OPT_CLKS_IN_RESET: Enable all optional clocks during reset.
- * This is needed for devices like DSS that require optional clocks enabled
- * in order to complete the reset. Optional clocks will be disabled
- * again after the reset.
- * HWMOD_16BIT_REG: Module has 16bit registers
- */
-#define HWMOD_SWSUP_SIDLE (1 << 0)
-#define HWMOD_SWSUP_MSTANDBY (1 << 1)
-#define HWMOD_INIT_NO_RESET (1 << 2)
-#define HWMOD_INIT_NO_IDLE (1 << 3)
-#define HWMOD_NO_OCP_AUTOIDLE (1 << 4)
-#define HWMOD_SET_DEFAULT_CLOCKACT (1 << 5)
-#define HWMOD_NO_IDLEST (1 << 6)
-#define HWMOD_CONTROL_OPT_CLKS_IN_RESET (1 << 7)
-#define HWMOD_16BIT_REG (1 << 8)
-
-/*
- * omap_hwmod._int_flags definitions
- * These are for internal use only and are managed by the omap_hwmod code.
- *
- * _HWMOD_NO_MPU_PORT: no path exists for the MPU to write to this module
- * _HWMOD_WAKEUP_ENABLED: set when the omap_hwmod code has enabled ENAWAKEUP
- * _HWMOD_SYSCONFIG_LOADED: set when the OCP_SYSCONFIG value has been cached
- * _HWMOD_SKIP_ENABLE: set if hwmod enabled during init (HWMOD_INIT_NO_IDLE) -
- * causes the first call to _enable() to only update the pinmux
- */
-#define _HWMOD_NO_MPU_PORT (1 << 0)
-#define _HWMOD_WAKEUP_ENABLED (1 << 1)
-#define _HWMOD_SYSCONFIG_LOADED (1 << 2)
-#define _HWMOD_SKIP_ENABLE (1 << 3)
-
-/*
- * omap_hwmod._state definitions
- *
- * INITIALIZED: reset (optionally), initialized, enabled, disabled
- * (optionally)
- *
- *
- */
-#define _HWMOD_STATE_UNKNOWN 0
-#define _HWMOD_STATE_REGISTERED 1
-#define _HWMOD_STATE_CLKS_INITED 2
-#define _HWMOD_STATE_INITIALIZED 3
-#define _HWMOD_STATE_ENABLED 4
-#define _HWMOD_STATE_IDLE 5
-#define _HWMOD_STATE_DISABLED 6
-
-/**
- * struct omap_hwmod_class - the type of an IP block
- * @name: name of the hwmod_class
- * @sysc: device SYSCONFIG/SYSSTATUS register data
- * @rev: revision of the IP class
- * @pre_shutdown: ptr to fn to be executed immediately prior to device shutdown
- * @reset: ptr to fn to be executed in place of the standard hwmod reset fn
- *
- * Represent the class of a OMAP hardware "modules" (e.g. timer,
- * smartreflex, gpio, uart...)
- *
- * @pre_shutdown is a function that will be run immediately before
- * hwmod clocks are disabled, etc. It is intended for use for hwmods
- * like the MPU watchdog, which cannot be disabled with the standard
- * omap_hwmod_shutdown(). The function should return 0 upon success,
- * or some negative error upon failure. Returning an error will cause
- * omap_hwmod_shutdown() to abort the device shutdown and return an
- * error.
- *
- * If @reset is defined, then the function it points to will be
- * executed in place of the standard hwmod _reset() code in
- * mach-omap2/omap_hwmod.c. This is needed for IP blocks which have
- * unusual reset sequences - usually processor IP blocks like the IVA.
- */
-struct omap_hwmod_class {
- const char *name;
- struct omap_hwmod_class_sysconfig *sysc;
- u32 rev;
- int (*pre_shutdown)(struct omap_hwmod *oh);
- int (*reset)(struct omap_hwmod *oh);
-};
-
-/**
- * struct omap_hwmod_link - internal structure linking hwmods with ocp_ifs
- * @ocp_if: OCP interface structure record pointer
- * @node: list_head pointing to next struct omap_hwmod_link in a list
- */
-struct omap_hwmod_link {
- struct omap_hwmod_ocp_if *ocp_if;
- struct list_head node;
-};
-
-/**
- * struct omap_hwmod - integration data for OMAP hardware "modules" (IP blocks)
- * @name: name of the hwmod
- * @class: struct omap_hwmod_class * to the class of this hwmod
- * @od: struct omap_device currently associated with this hwmod (internal use)
- * @mpu_irqs: ptr to an array of MPU IRQs
- * @sdma_reqs: ptr to an array of System DMA request IDs
- * @prcm: PRCM data pertaining to this hwmod
- * @main_clk: main clock: OMAP clock name
- * @_clk: pointer to the main struct clk (filled in at runtime)
- * @opt_clks: other device clocks that drivers can request (0..*)
- * @voltdm: pointer to voltage domain (filled in at runtime)
- * @dev_attr: arbitrary device attributes that can be passed to the driver
- * @_sysc_cache: internal-use hwmod flags
- * @_mpu_rt_va: cached register target start address (internal use)
- * @_mpu_port: cached MPU register target slave (internal use)
- * @opt_clks_cnt: number of @opt_clks
- * @master_cnt: number of @master entries
- * @slaves_cnt: number of @slave entries
- * @response_lat: device OCP response latency (in interface clock cycles)
- * @_int_flags: internal-use hwmod flags
- * @_state: internal-use hwmod state
- * @_postsetup_state: internal-use state to leave the hwmod in after _setup()
- * @flags: hwmod flags (documented below)
- * @_lock: spinlock serializing operations on this hwmod
- * @node: list node for hwmod list (internal use)
- *
- * @main_clk refers to this module's "main clock," which for our
- * purposes is defined as "the functional clock needed for register
- * accesses to complete." Modules may not have a main clock if the
- * interface clock also serves as a main clock.
- *
- * Parameter names beginning with an underscore are managed internally by
- * the omap_hwmod code and should not be set during initialization.
- *
- * @masters and @slaves are now deprecated.
- */
-struct omap_hwmod {
- const char *name;
- struct omap_hwmod_class *class;
- struct omap_device *od;
- struct omap_hwmod_mux_info *mux;
- struct omap_hwmod_irq_info *mpu_irqs;
- struct omap_hwmod_dma_info *sdma_reqs;
- struct omap_hwmod_rst_info *rst_lines;
- union {
- struct omap_hwmod_omap2_prcm omap2;
- struct omap_hwmod_omap4_prcm omap4;
- } prcm;
- const char *main_clk;
- struct clk *_clk;
- struct omap_hwmod_opt_clk *opt_clks;
- char *clkdm_name;
- struct clockdomain *clkdm;
- struct list_head master_ports; /* connect to *_IA */
- struct list_head slave_ports; /* connect to *_TA */
- void *dev_attr;
- u32 _sysc_cache;
- void __iomem *_mpu_rt_va;
- spinlock_t _lock;
- struct list_head node;
- struct omap_hwmod_ocp_if *_mpu_port;
- u16 flags;
- u8 response_lat;
- u8 rst_lines_cnt;
- u8 opt_clks_cnt;
- u8 masters_cnt;
- u8 slaves_cnt;
- u8 hwmods_cnt;
- u8 _int_flags;
- u8 _state;
- u8 _postsetup_state;
-};
-
-struct omap_hwmod *omap_hwmod_lookup(const char *name);
-int omap_hwmod_for_each(int (*fn)(struct omap_hwmod *oh, void *data),
- void *data);
-
-int __init omap_hwmod_setup_one(const char *name);
-
-int omap_hwmod_enable(struct omap_hwmod *oh);
-int omap_hwmod_idle(struct omap_hwmod *oh);
-int omap_hwmod_shutdown(struct omap_hwmod *oh);
-
-int omap_hwmod_assert_hardreset(struct omap_hwmod *oh, const char *name);
-int omap_hwmod_deassert_hardreset(struct omap_hwmod *oh, const char *name);
-int omap_hwmod_read_hardreset(struct omap_hwmod *oh, const char *name);
-
-int omap_hwmod_enable_clocks(struct omap_hwmod *oh);
-int omap_hwmod_disable_clocks(struct omap_hwmod *oh);
-
-int omap_hwmod_set_slave_idlemode(struct omap_hwmod *oh, u8 idlemode);
-int omap_hwmod_set_ocp_autoidle(struct omap_hwmod *oh, u8 autoidle);
-
-int omap_hwmod_reset(struct omap_hwmod *oh);
-void omap_hwmod_ocp_barrier(struct omap_hwmod *oh);
-
-void omap_hwmod_write(u32 v, struct omap_hwmod *oh, u16 reg_offs);
-u32 omap_hwmod_read(struct omap_hwmod *oh, u16 reg_offs);
-int omap_hwmod_softreset(struct omap_hwmod *oh);
-
-int omap_hwmod_count_resources(struct omap_hwmod *oh);
-int omap_hwmod_fill_resources(struct omap_hwmod *oh, struct resource *res);
-int omap_hwmod_fill_dma_resources(struct omap_hwmod *oh, struct resource *res);
-int omap_hwmod_get_resource_byname(struct omap_hwmod *oh, unsigned int type,
- const char *name, struct resource *res);
-
-struct powerdomain *omap_hwmod_get_pwrdm(struct omap_hwmod *oh);
-void __iomem *omap_hwmod_get_mpu_rt_va(struct omap_hwmod *oh);
-
-int omap_hwmod_add_initiator_dep(struct omap_hwmod *oh,
- struct omap_hwmod *init_oh);
-int omap_hwmod_del_initiator_dep(struct omap_hwmod *oh,
- struct omap_hwmod *init_oh);
-
-int omap_hwmod_enable_wakeup(struct omap_hwmod *oh);
-int omap_hwmod_disable_wakeup(struct omap_hwmod *oh);
-
-int omap_hwmod_for_each_by_class(const char *classname,
- int (*fn)(struct omap_hwmod *oh,
- void *user),
- void *user);
-
-int omap_hwmod_set_postsetup_state(struct omap_hwmod *oh, u8 state);
-int omap_hwmod_get_context_loss_count(struct omap_hwmod *oh);
-
-int omap_hwmod_no_setup_reset(struct omap_hwmod *oh);
-
-int omap_hwmod_pad_route_irq(struct omap_hwmod *oh, int pad_idx, int irq_idx);
-
-extern void __init omap_hwmod_init(void);
-
-const char *omap_hwmod_get_main_clk(struct omap_hwmod *oh);
-
-/*
- * Chip variant-specific hwmod init routines - XXX should be converted
- * to use initcalls once the initial boot ordering is straightened out
- */
-extern int omap2420_hwmod_init(void);
-extern int omap2430_hwmod_init(void);
-extern int omap3xxx_hwmod_init(void);
-extern int omap44xx_hwmod_init(void);
-extern int am33xx_hwmod_init(void);
-
-extern int __init omap_hwmod_register_links(struct omap_hwmod_ocp_if **ois);
-
-#endif
projects / deliverable / linux.git / commitdiff
