alistair23-linux/arch/arm/mach-omap2/clockdomains44xx_data.c
Miguel Vadillo 74549de1e4 ARM: OMAP2+: clockdomain: Fix OMAP4 ISS clk domain to support only SWSUP
Since CAM domain (ISS) has no module wake-up dependency
with any other clock domain of the device and the dynamic
dependency from L3_main_2 is always disabled, the domain
needs to be in force wakeup in order to be able to access
it for configure (sysconfig) it or use it.

Also since there is no clock in the domain managed automatically
by the hardware, there is no use to configure automatic
clock domain transition. SW should keep the SW_WKUP domain
transition as long as a module in the domain is required to
be functional.

Signed-off-by: Miguel Vadillo <vadillo@ti.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
2012-10-29 22:02:13 -06:00

444 lines
14 KiB
C

/*
* OMAP4 Clock domains framework
*
* Copyright (C) 2009-2011 Texas Instruments, Inc.
* Copyright (C) 2009-2011 Nokia Corporation
*
* Abhijit Pagare (abhijitpagare@ti.com)
* Benoit Cousson (b-cousson@ti.com)
* Paul Walmsley (paul@pwsan.com)
*
* This file is automatically generated from the OMAP hardware databases.
* We respectfully ask that any modifications to this file be coordinated
* with the public linux-omap@vger.kernel.org mailing list and the
* authors above to ensure that the autogeneration scripts are kept
* up-to-date with the file contents.
*
* 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.
*/
#include <linux/kernel.h>
#include <linux/io.h>
#include "clockdomain.h"
#include "cm1_44xx.h"
#include "cm2_44xx.h"
#include "cm-regbits-44xx.h"
#include "prm44xx.h"
#include "prcm44xx.h"
#include "prcm_mpu44xx.h"
/* Static Dependencies for OMAP4 Clock Domains */
static struct clkdm_dep d2d_wkup_sleep_deps[] = {
{ .clkdm_name = "abe_clkdm" },
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_2_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ .clkdm_name = "l3_init_clkdm" },
{ .clkdm_name = "l4_cfg_clkdm" },
{ .clkdm_name = "l4_per_clkdm" },
{ NULL },
};
static struct clkdm_dep ducati_wkup_sleep_deps[] = {
{ .clkdm_name = "abe_clkdm" },
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_2_clkdm" },
{ .clkdm_name = "l3_dss_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ .clkdm_name = "l3_gfx_clkdm" },
{ .clkdm_name = "l3_init_clkdm" },
{ .clkdm_name = "l4_cfg_clkdm" },
{ .clkdm_name = "l4_per_clkdm" },
{ .clkdm_name = "l4_secure_clkdm" },
{ .clkdm_name = "l4_wkup_clkdm" },
{ .clkdm_name = "tesla_clkdm" },
{ NULL },
};
static struct clkdm_dep iss_wkup_sleep_deps[] = {
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ NULL },
};
static struct clkdm_dep ivahd_wkup_sleep_deps[] = {
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ NULL },
};
static struct clkdm_dep l3_dma_wkup_sleep_deps[] = {
{ .clkdm_name = "abe_clkdm" },
{ .clkdm_name = "ducati_clkdm" },
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_dss_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ .clkdm_name = "l3_init_clkdm" },
{ .clkdm_name = "l4_cfg_clkdm" },
{ .clkdm_name = "l4_per_clkdm" },
{ .clkdm_name = "l4_secure_clkdm" },
{ .clkdm_name = "l4_wkup_clkdm" },
{ NULL },
};
static struct clkdm_dep l3_dss_wkup_sleep_deps[] = {
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_2_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ NULL },
};
static struct clkdm_dep l3_gfx_wkup_sleep_deps[] = {
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ NULL },
};
static struct clkdm_dep l3_init_wkup_sleep_deps[] = {
{ .clkdm_name = "abe_clkdm" },
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ .clkdm_name = "l4_cfg_clkdm" },
{ .clkdm_name = "l4_per_clkdm" },
{ .clkdm_name = "l4_secure_clkdm" },
{ .clkdm_name = "l4_wkup_clkdm" },
{ NULL },
};
static struct clkdm_dep l4_secure_wkup_sleep_deps[] = {
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ .clkdm_name = "l4_per_clkdm" },
{ NULL },
};
static struct clkdm_dep mpu_wkup_sleep_deps[] = {
{ .clkdm_name = "abe_clkdm" },
{ .clkdm_name = "ducati_clkdm" },
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_2_clkdm" },
{ .clkdm_name = "l3_dss_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ .clkdm_name = "l3_gfx_clkdm" },
{ .clkdm_name = "l3_init_clkdm" },
{ .clkdm_name = "l4_cfg_clkdm" },
{ .clkdm_name = "l4_per_clkdm" },
{ .clkdm_name = "l4_secure_clkdm" },
{ .clkdm_name = "l4_wkup_clkdm" },
{ .clkdm_name = "tesla_clkdm" },
{ NULL },
};
static struct clkdm_dep tesla_wkup_sleep_deps[] = {
{ .clkdm_name = "abe_clkdm" },
{ .clkdm_name = "ivahd_clkdm" },
{ .clkdm_name = "l3_1_clkdm" },
{ .clkdm_name = "l3_2_clkdm" },
{ .clkdm_name = "l3_emif_clkdm" },
{ .clkdm_name = "l3_init_clkdm" },
{ .clkdm_name = "l4_cfg_clkdm" },
{ .clkdm_name = "l4_per_clkdm" },
{ .clkdm_name = "l4_wkup_clkdm" },
{ NULL },
};
static struct clockdomain l4_cefuse_44xx_clkdm = {
.name = "l4_cefuse_clkdm",
.pwrdm = { .name = "cefuse_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CEFUSE_INST,
.clkdm_offs = OMAP4430_CM2_CEFUSE_CEFUSE_CDOFFS,
.flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP,
};
static struct clockdomain l4_cfg_44xx_clkdm = {
.name = "l4_cfg_clkdm",
.pwrdm = { .name = "core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CORE_INST,
.clkdm_offs = OMAP4430_CM2_CORE_L4CFG_CDOFFS,
.dep_bit = OMAP4430_L4CFG_STATDEP_SHIFT,
.flags = CLKDM_CAN_HWSUP,
};
static struct clockdomain tesla_44xx_clkdm = {
.name = "tesla_clkdm",
.pwrdm = { .name = "tesla_pwrdm" },
.prcm_partition = OMAP4430_CM1_PARTITION,
.cm_inst = OMAP4430_CM1_TESLA_INST,
.clkdm_offs = OMAP4430_CM1_TESLA_TESLA_CDOFFS,
.dep_bit = OMAP4430_TESLA_STATDEP_SHIFT,
.wkdep_srcs = tesla_wkup_sleep_deps,
.sleepdep_srcs = tesla_wkup_sleep_deps,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain l3_gfx_44xx_clkdm = {
.name = "l3_gfx_clkdm",
.pwrdm = { .name = "gfx_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_GFX_INST,
.clkdm_offs = OMAP4430_CM2_GFX_GFX_CDOFFS,
.dep_bit = OMAP4430_GFX_STATDEP_SHIFT,
.wkdep_srcs = l3_gfx_wkup_sleep_deps,
.sleepdep_srcs = l3_gfx_wkup_sleep_deps,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain ivahd_44xx_clkdm = {
.name = "ivahd_clkdm",
.pwrdm = { .name = "ivahd_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_IVAHD_INST,
.clkdm_offs = OMAP4430_CM2_IVAHD_IVAHD_CDOFFS,
.dep_bit = OMAP4430_IVAHD_STATDEP_SHIFT,
.wkdep_srcs = ivahd_wkup_sleep_deps,
.sleepdep_srcs = ivahd_wkup_sleep_deps,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain l4_secure_44xx_clkdm = {
.name = "l4_secure_clkdm",
.pwrdm = { .name = "l4per_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_L4PER_INST,
.clkdm_offs = OMAP4430_CM2_L4PER_L4SEC_CDOFFS,
.dep_bit = OMAP4430_L4SEC_STATDEP_SHIFT,
.wkdep_srcs = l4_secure_wkup_sleep_deps,
.sleepdep_srcs = l4_secure_wkup_sleep_deps,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain l4_per_44xx_clkdm = {
.name = "l4_per_clkdm",
.pwrdm = { .name = "l4per_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_L4PER_INST,
.clkdm_offs = OMAP4430_CM2_L4PER_L4PER_CDOFFS,
.dep_bit = OMAP4430_L4PER_STATDEP_SHIFT,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain abe_44xx_clkdm = {
.name = "abe_clkdm",
.pwrdm = { .name = "abe_pwrdm" },
.prcm_partition = OMAP4430_CM1_PARTITION,
.cm_inst = OMAP4430_CM1_ABE_INST,
.clkdm_offs = OMAP4430_CM1_ABE_ABE_CDOFFS,
.dep_bit = OMAP4430_ABE_STATDEP_SHIFT,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain l3_instr_44xx_clkdm = {
.name = "l3_instr_clkdm",
.pwrdm = { .name = "core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CORE_INST,
.clkdm_offs = OMAP4430_CM2_CORE_L3INSTR_CDOFFS,
};
static struct clockdomain l3_init_44xx_clkdm = {
.name = "l3_init_clkdm",
.pwrdm = { .name = "l3init_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_L3INIT_INST,
.clkdm_offs = OMAP4430_CM2_L3INIT_L3INIT_CDOFFS,
.dep_bit = OMAP4430_L3INIT_STATDEP_SHIFT,
.wkdep_srcs = l3_init_wkup_sleep_deps,
.sleepdep_srcs = l3_init_wkup_sleep_deps,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain d2d_44xx_clkdm = {
.name = "d2d_clkdm",
.pwrdm = { .name = "core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CORE_INST,
.clkdm_offs = OMAP4430_CM2_CORE_D2D_CDOFFS,
.wkdep_srcs = d2d_wkup_sleep_deps,
.sleepdep_srcs = d2d_wkup_sleep_deps,
.flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP,
};
static struct clockdomain mpu0_44xx_clkdm = {
.name = "mpu0_clkdm",
.pwrdm = { .name = "cpu0_pwrdm" },
.prcm_partition = OMAP4430_PRCM_MPU_PARTITION,
.cm_inst = OMAP4430_PRCM_MPU_CPU0_INST,
.clkdm_offs = OMAP4430_PRCM_MPU_CPU0_CPU0_CDOFFS,
.flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP,
};
static struct clockdomain mpu1_44xx_clkdm = {
.name = "mpu1_clkdm",
.pwrdm = { .name = "cpu1_pwrdm" },
.prcm_partition = OMAP4430_PRCM_MPU_PARTITION,
.cm_inst = OMAP4430_PRCM_MPU_CPU1_INST,
.clkdm_offs = OMAP4430_PRCM_MPU_CPU1_CPU1_CDOFFS,
.flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP,
};
static struct clockdomain l3_emif_44xx_clkdm = {
.name = "l3_emif_clkdm",
.pwrdm = { .name = "core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CORE_INST,
.clkdm_offs = OMAP4430_CM2_CORE_MEMIF_CDOFFS,
.dep_bit = OMAP4430_MEMIF_STATDEP_SHIFT,
.flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP,
};
static struct clockdomain l4_ao_44xx_clkdm = {
.name = "l4_ao_clkdm",
.pwrdm = { .name = "always_on_core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_ALWAYS_ON_INST,
.clkdm_offs = OMAP4430_CM2_ALWAYS_ON_ALWON_CDOFFS,
.flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP,
};
static struct clockdomain ducati_44xx_clkdm = {
.name = "ducati_clkdm",
.pwrdm = { .name = "core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CORE_INST,
.clkdm_offs = OMAP4430_CM2_CORE_DUCATI_CDOFFS,
.dep_bit = OMAP4430_DUCATI_STATDEP_SHIFT,
.wkdep_srcs = ducati_wkup_sleep_deps,
.sleepdep_srcs = ducati_wkup_sleep_deps,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain mpu_44xx_clkdm = {
.name = "mpuss_clkdm",
.pwrdm = { .name = "mpu_pwrdm" },
.prcm_partition = OMAP4430_CM1_PARTITION,
.cm_inst = OMAP4430_CM1_MPU_INST,
.clkdm_offs = OMAP4430_CM1_MPU_MPU_CDOFFS,
.wkdep_srcs = mpu_wkup_sleep_deps,
.sleepdep_srcs = mpu_wkup_sleep_deps,
.flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP,
};
static struct clockdomain l3_2_44xx_clkdm = {
.name = "l3_2_clkdm",
.pwrdm = { .name = "core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CORE_INST,
.clkdm_offs = OMAP4430_CM2_CORE_L3_2_CDOFFS,
.dep_bit = OMAP4430_L3_2_STATDEP_SHIFT,
.flags = CLKDM_CAN_HWSUP,
};
static struct clockdomain l3_1_44xx_clkdm = {
.name = "l3_1_clkdm",
.pwrdm = { .name = "core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CORE_INST,
.clkdm_offs = OMAP4430_CM2_CORE_L3_1_CDOFFS,
.dep_bit = OMAP4430_L3_1_STATDEP_SHIFT,
.flags = CLKDM_CAN_HWSUP,
};
static struct clockdomain iss_44xx_clkdm = {
.name = "iss_clkdm",
.pwrdm = { .name = "cam_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CAM_INST,
.clkdm_offs = OMAP4430_CM2_CAM_CAM_CDOFFS,
.wkdep_srcs = iss_wkup_sleep_deps,
.sleepdep_srcs = iss_wkup_sleep_deps,
.flags = CLKDM_CAN_SWSUP,
};
static struct clockdomain l3_dss_44xx_clkdm = {
.name = "l3_dss_clkdm",
.pwrdm = { .name = "dss_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_DSS_INST,
.clkdm_offs = OMAP4430_CM2_DSS_DSS_CDOFFS,
.dep_bit = OMAP4430_DSS_STATDEP_SHIFT,
.wkdep_srcs = l3_dss_wkup_sleep_deps,
.sleepdep_srcs = l3_dss_wkup_sleep_deps,
.flags = CLKDM_CAN_HWSUP_SWSUP,
};
static struct clockdomain l4_wkup_44xx_clkdm = {
.name = "l4_wkup_clkdm",
.pwrdm = { .name = "wkup_pwrdm" },
.prcm_partition = OMAP4430_PRM_PARTITION,
.cm_inst = OMAP4430_PRM_WKUP_CM_INST,
.clkdm_offs = OMAP4430_PRM_WKUP_CM_WKUP_CDOFFS,
.dep_bit = OMAP4430_L4WKUP_STATDEP_SHIFT,
.flags = CLKDM_CAN_HWSUP | CLKDM_ACTIVE_WITH_MPU,
};
static struct clockdomain emu_sys_44xx_clkdm = {
.name = "emu_sys_clkdm",
.pwrdm = { .name = "emu_pwrdm" },
.prcm_partition = OMAP4430_PRM_PARTITION,
.cm_inst = OMAP4430_PRM_EMU_CM_INST,
.clkdm_offs = OMAP4430_PRM_EMU_CM_EMU_CDOFFS,
.flags = (CLKDM_CAN_ENABLE_AUTO | CLKDM_CAN_FORCE_WAKEUP |
CLKDM_MISSING_IDLE_REPORTING),
};
static struct clockdomain l3_dma_44xx_clkdm = {
.name = "l3_dma_clkdm",
.pwrdm = { .name = "core_pwrdm" },
.prcm_partition = OMAP4430_CM2_PARTITION,
.cm_inst = OMAP4430_CM2_CORE_INST,
.clkdm_offs = OMAP4430_CM2_CORE_SDMA_CDOFFS,
.wkdep_srcs = l3_dma_wkup_sleep_deps,
.sleepdep_srcs = l3_dma_wkup_sleep_deps,
.flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP,
};
/* As clockdomains are added or removed above, this list must also be changed */
static struct clockdomain *clockdomains_omap44xx[] __initdata = {
&l4_cefuse_44xx_clkdm,
&l4_cfg_44xx_clkdm,
&tesla_44xx_clkdm,
&l3_gfx_44xx_clkdm,
&ivahd_44xx_clkdm,
&l4_secure_44xx_clkdm,
&l4_per_44xx_clkdm,
&abe_44xx_clkdm,
&l3_instr_44xx_clkdm,
&l3_init_44xx_clkdm,
&d2d_44xx_clkdm,
&mpu0_44xx_clkdm,
&mpu1_44xx_clkdm,
&l3_emif_44xx_clkdm,
&l4_ao_44xx_clkdm,
&ducati_44xx_clkdm,
&mpu_44xx_clkdm,
&l3_2_44xx_clkdm,
&l3_1_44xx_clkdm,
&iss_44xx_clkdm,
&l3_dss_44xx_clkdm,
&l4_wkup_44xx_clkdm,
&emu_sys_44xx_clkdm,
&l3_dma_44xx_clkdm,
NULL
};
void __init omap44xx_clockdomains_init(void)
{
clkdm_register_platform_funcs(&omap4_clkdm_operations);
clkdm_register_clkdms(clockdomains_omap44xx);
clkdm_complete_init();
}