2006-04-03 00:46:20 +08:00
|
|
|
/*
|
|
|
|
|
* linux/arch/arm/mach-omap2/prcm.c
|
|
|
|
|
*
|
|
|
|
|
* OMAP 24xx Power Reset and Clock Management (PRCM) functions
|
|
|
|
|
*
|
|
|
|
|
* Copyright (C) 2005 Nokia Corporation
|
|
|
|
|
*
|
|
|
|
|
* Written by Tony Lindgren <tony.lindgren@nokia.com>
|
|
|
|
|
*
|
2008-09-26 20:18:31 +08:00
|
|
|
* Copyright (C) 2007 Texas Instruments, Inc.
|
|
|
|
|
* Rajendra Nayak <rnayak@ti.com>
|
|
|
|
|
*
|
2006-04-03 00:46:20 +08:00
|
|
|
* Some pieces of code Copyright (C) 2005 Texas Instruments, Inc.
|
2010-01-27 11:12:51 +08:00
|
|
|
* Upgraded with OMAP4 support by Abhijit Pagare <abhijitpagare@ti.com>
|
2006-04-03 00:46:20 +08:00
|
|
|
*
|
|
|
|
|
* 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/module.h>
|
|
|
|
|
#include <linux/init.h>
|
|
|
|
|
#include <linux/clk.h>
|
2008-07-03 17:24:44 +08:00
|
|
|
#include <linux/io.h>
|
2009-07-25 09:44:03 +08:00
|
|
|
#include <linux/delay.h>
|
2006-04-03 00:46:20 +08:00
|
|
|
|
2009-10-21 00:40:47 +08:00
|
|
|
#include <plat/common.h>
|
|
|
|
|
#include <plat/prcm.h>
|
2008-09-26 20:18:31 +08:00
|
|
|
#include <plat/irqs.h>
|
|
|
|
|
#include <plat/control.h>
|
2008-03-18 16:04:51 +08:00
|
|
|
|
2008-07-03 17:24:44 +08:00
|
|
|
#include "clock.h"
|
2010-01-27 11:13:11 +08:00
|
|
|
#include "clock2xxx.h"
|
2008-09-26 20:18:31 +08:00
|
|
|
#include "cm.h"
|
2008-03-18 16:04:51 +08:00
|
|
|
#include "prm.h"
|
|
|
|
|
#include "prm-regbits-24xx.h"
|
2006-04-03 00:46:20 +08:00
|
|
|
|
2008-07-03 17:24:44 +08:00
|
|
|
static void __iomem *prm_base;
|
|
|
|
|
static void __iomem *cm_base;
|
2009-12-09 09:24:49 +08:00
|
|
|
static void __iomem *cm2_base;
|
2008-07-03 17:24:44 +08:00
|
|
|
|
2009-07-25 09:44:03 +08:00
|
|
|
#define MAX_MODULE_ENABLE_WAIT 100000
|
|
|
|
|
|
2008-09-26 20:18:31 +08:00
|
|
|
struct omap3_prcm_regs {
|
|
|
|
|
u32 control_padconf_sys_nirq;
|
2009-02-05 19:34:01 +08:00
|
|
|
u32 iva2_cm_clksel1;
|
2008-09-26 20:18:31 +08:00
|
|
|
u32 iva2_cm_clksel2;
|
|
|
|
|
u32 cm_sysconfig;
|
|
|
|
|
u32 sgx_cm_clksel;
|
|
|
|
|
u32 dss_cm_clksel;
|
|
|
|
|
u32 cam_cm_clksel;
|
|
|
|
|
u32 per_cm_clksel;
|
|
|
|
|
u32 emu_cm_clksel;
|
|
|
|
|
u32 emu_cm_clkstctrl;
|
|
|
|
|
u32 pll_cm_autoidle2;
|
|
|
|
|
u32 pll_cm_clksel4;
|
|
|
|
|
u32 pll_cm_clksel5;
|
|
|
|
|
u32 pll_cm_clken2;
|
|
|
|
|
u32 cm_polctrl;
|
|
|
|
|
u32 iva2_cm_fclken;
|
|
|
|
|
u32 iva2_cm_clken_pll;
|
|
|
|
|
u32 core_cm_fclken1;
|
|
|
|
|
u32 core_cm_fclken3;
|
|
|
|
|
u32 sgx_cm_fclken;
|
|
|
|
|
u32 wkup_cm_fclken;
|
|
|
|
|
u32 dss_cm_fclken;
|
|
|
|
|
u32 cam_cm_fclken;
|
|
|
|
|
u32 per_cm_fclken;
|
|
|
|
|
u32 usbhost_cm_fclken;
|
|
|
|
|
u32 core_cm_iclken1;
|
|
|
|
|
u32 core_cm_iclken2;
|
|
|
|
|
u32 core_cm_iclken3;
|
|
|
|
|
u32 sgx_cm_iclken;
|
|
|
|
|
u32 wkup_cm_iclken;
|
|
|
|
|
u32 dss_cm_iclken;
|
|
|
|
|
u32 cam_cm_iclken;
|
|
|
|
|
u32 per_cm_iclken;
|
|
|
|
|
u32 usbhost_cm_iclken;
|
|
|
|
|
u32 iva2_cm_autiidle2;
|
|
|
|
|
u32 mpu_cm_autoidle2;
|
|
|
|
|
u32 iva2_cm_clkstctrl;
|
|
|
|
|
u32 mpu_cm_clkstctrl;
|
|
|
|
|
u32 core_cm_clkstctrl;
|
|
|
|
|
u32 sgx_cm_clkstctrl;
|
|
|
|
|
u32 dss_cm_clkstctrl;
|
|
|
|
|
u32 cam_cm_clkstctrl;
|
|
|
|
|
u32 per_cm_clkstctrl;
|
|
|
|
|
u32 neon_cm_clkstctrl;
|
|
|
|
|
u32 usbhost_cm_clkstctrl;
|
|
|
|
|
u32 core_cm_autoidle1;
|
|
|
|
|
u32 core_cm_autoidle2;
|
|
|
|
|
u32 core_cm_autoidle3;
|
|
|
|
|
u32 wkup_cm_autoidle;
|
|
|
|
|
u32 dss_cm_autoidle;
|
|
|
|
|
u32 cam_cm_autoidle;
|
|
|
|
|
u32 per_cm_autoidle;
|
|
|
|
|
u32 usbhost_cm_autoidle;
|
|
|
|
|
u32 sgx_cm_sleepdep;
|
|
|
|
|
u32 dss_cm_sleepdep;
|
|
|
|
|
u32 cam_cm_sleepdep;
|
|
|
|
|
u32 per_cm_sleepdep;
|
|
|
|
|
u32 usbhost_cm_sleepdep;
|
|
|
|
|
u32 cm_clkout_ctrl;
|
|
|
|
|
u32 prm_clkout_ctrl;
|
|
|
|
|
u32 sgx_pm_wkdep;
|
|
|
|
|
u32 dss_pm_wkdep;
|
|
|
|
|
u32 cam_pm_wkdep;
|
|
|
|
|
u32 per_pm_wkdep;
|
|
|
|
|
u32 neon_pm_wkdep;
|
|
|
|
|
u32 usbhost_pm_wkdep;
|
|
|
|
|
u32 core_pm_mpugrpsel1;
|
|
|
|
|
u32 iva2_pm_ivagrpsel1;
|
|
|
|
|
u32 core_pm_mpugrpsel3;
|
|
|
|
|
u32 core_pm_ivagrpsel3;
|
|
|
|
|
u32 wkup_pm_mpugrpsel;
|
|
|
|
|
u32 wkup_pm_ivagrpsel;
|
|
|
|
|
u32 per_pm_mpugrpsel;
|
|
|
|
|
u32 per_pm_ivagrpsel;
|
|
|
|
|
u32 wkup_pm_wken;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
struct omap3_prcm_regs prcm_context;
|
|
|
|
|
|
2006-04-03 00:46:20 +08:00
|
|
|
u32 omap_prcm_get_reset_sources(void)
|
|
|
|
|
{
|
2008-07-03 17:24:44 +08:00
|
|
|
/* XXX This presumably needs modification for 34XX */
|
2010-03-31 18:16:30 +08:00
|
|
|
if (cpu_is_omap24xx() || cpu_is_omap34xx())
|
2010-01-27 11:12:51 +08:00
|
|
|
return prm_read_mod_reg(WKUP_MOD, OMAP2_RM_RSTST) & 0x7f;
|
|
|
|
|
if (cpu_is_omap44xx())
|
|
|
|
|
return prm_read_mod_reg(WKUP_MOD, OMAP4_RM_RSTST) & 0x7f;
|
2010-02-25 03:05:56 +08:00
|
|
|
|
|
|
|
|
return 0;
|
2006-04-03 00:46:20 +08:00
|
|
|
}
|
|
|
|
|
EXPORT_SYMBOL(omap_prcm_get_reset_sources);
|
|
|
|
|
|
|
|
|
|
/* Resets clock rates and reboots the system. Only called from system.h */
|
2010-02-26 18:25:28 +08:00
|
|
|
void omap_prcm_arch_reset(char mode, const char *cmd)
|
2006-04-03 00:46:20 +08:00
|
|
|
{
|
2010-02-25 03:05:56 +08:00
|
|
|
s16 prcm_offs = 0;
|
2008-03-18 16:04:51 +08:00
|
|
|
|
2010-01-27 11:13:11 +08:00
|
|
|
if (cpu_is_omap24xx()) {
|
|
|
|
|
omap2xxx_clk_prepare_for_reboot();
|
|
|
|
|
|
2008-07-03 17:24:44 +08:00
|
|
|
prcm_offs = WKUP_MOD;
|
2010-01-27 11:13:11 +08:00
|
|
|
} else if (cpu_is_omap34xx()) {
|
2009-03-10 05:21:01 +08:00
|
|
|
u32 l;
|
|
|
|
|
|
2008-07-03 17:24:44 +08:00
|
|
|
prcm_offs = OMAP3430_GR_MOD;
|
2010-02-26 18:25:28 +08:00
|
|
|
l = ('B' << 24) | ('M' << 16) | (cmd ? (u8)*cmd : 0);
|
2009-03-10 05:21:01 +08:00
|
|
|
/* Reserve the first word in scratchpad for communicating
|
|
|
|
|
* with the boot ROM. A pointer to a data structure
|
|
|
|
|
* describing the boot process can be stored there,
|
|
|
|
|
* cf. OMAP34xx TRM, Initialization / Software Booting
|
|
|
|
|
* Configuration. */
|
|
|
|
|
omap_writel(l, OMAP343X_SCRATCHPAD + 4);
|
2010-01-27 11:12:51 +08:00
|
|
|
} else if (cpu_is_omap44xx())
|
|
|
|
|
prcm_offs = OMAP4430_PRM_DEVICE_MOD;
|
|
|
|
|
else
|
2008-07-03 17:24:44 +08:00
|
|
|
WARN_ON(1);
|
|
|
|
|
|
2010-03-31 18:16:30 +08:00
|
|
|
if (cpu_is_omap24xx() || cpu_is_omap34xx())
|
2010-01-27 11:12:51 +08:00
|
|
|
prm_set_mod_reg_bits(OMAP_RST_DPLL3, prcm_offs,
|
|
|
|
|
OMAP2_RM_RSTCTRL);
|
|
|
|
|
if (cpu_is_omap44xx())
|
|
|
|
|
prm_set_mod_reg_bits(OMAP_RST_DPLL3, prcm_offs,
|
|
|
|
|
OMAP4_RM_RSTCTRL);
|
2006-04-03 00:46:20 +08:00
|
|
|
}
|
2008-07-03 17:24:44 +08:00
|
|
|
|
|
|
|
|
static inline u32 __omap_prcm_read(void __iomem *base, s16 module, u16 reg)
|
|
|
|
|
{
|
|
|
|
|
BUG_ON(!base);
|
|
|
|
|
return __raw_readl(base + module + reg);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static inline void __omap_prcm_write(u32 value, void __iomem *base,
|
|
|
|
|
s16 module, u16 reg)
|
|
|
|
|
{
|
|
|
|
|
BUG_ON(!base);
|
|
|
|
|
__raw_writel(value, base + module + reg);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Read a register in a PRM module */
|
|
|
|
|
u32 prm_read_mod_reg(s16 module, u16 idx)
|
|
|
|
|
{
|
|
|
|
|
return __omap_prcm_read(prm_base, module, idx);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Write into a register in a PRM module */
|
|
|
|
|
void prm_write_mod_reg(u32 val, s16 module, u16 idx)
|
|
|
|
|
{
|
|
|
|
|
__omap_prcm_write(val, prm_base, module, idx);
|
|
|
|
|
}
|
|
|
|
|
|
2008-07-03 17:24:44 +08:00
|
|
|
/* Read-modify-write a register in a PRM module. Caller must lock */
|
|
|
|
|
u32 prm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx)
|
|
|
|
|
{
|
|
|
|
|
u32 v;
|
|
|
|
|
|
|
|
|
|
v = prm_read_mod_reg(module, idx);
|
|
|
|
|
v &= ~mask;
|
|
|
|
|
v |= bits;
|
|
|
|
|
prm_write_mod_reg(v, module, idx);
|
|
|
|
|
|
|
|
|
|
return v;
|
|
|
|
|
}
|
|
|
|
|
|
2010-01-27 11:12:59 +08:00
|
|
|
/* Read a PRM register, AND it, and shift the result down to bit 0 */
|
|
|
|
|
u32 prm_read_mod_bits_shift(s16 domain, s16 idx, u32 mask)
|
|
|
|
|
{
|
|
|
|
|
u32 v;
|
|
|
|
|
|
|
|
|
|
v = prm_read_mod_reg(domain, idx);
|
|
|
|
|
v &= mask;
|
|
|
|
|
v >>= __ffs(mask);
|
|
|
|
|
|
|
|
|
|
return v;
|
|
|
|
|
}
|
|
|
|
|
|
2008-07-03 17:24:44 +08:00
|
|
|
/* Read a register in a CM module */
|
|
|
|
|
u32 cm_read_mod_reg(s16 module, u16 idx)
|
|
|
|
|
{
|
|
|
|
|
return __omap_prcm_read(cm_base, module, idx);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Write into a register in a CM module */
|
|
|
|
|
void cm_write_mod_reg(u32 val, s16 module, u16 idx)
|
|
|
|
|
{
|
|
|
|
|
__omap_prcm_write(val, cm_base, module, idx);
|
|
|
|
|
}
|
|
|
|
|
|
2008-07-03 17:24:44 +08:00
|
|
|
/* Read-modify-write a register in a CM module. Caller must lock */
|
|
|
|
|
u32 cm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx)
|
|
|
|
|
{
|
|
|
|
|
u32 v;
|
|
|
|
|
|
|
|
|
|
v = cm_read_mod_reg(module, idx);
|
|
|
|
|
v &= ~mask;
|
|
|
|
|
v |= bits;
|
|
|
|
|
cm_write_mod_reg(v, module, idx);
|
|
|
|
|
|
|
|
|
|
return v;
|
|
|
|
|
}
|
|
|
|
|
|
2009-07-25 09:44:03 +08:00
|
|
|
/**
|
|
|
|
|
* omap2_cm_wait_idlest - wait for IDLEST bit to indicate module readiness
|
|
|
|
|
* @reg: physical address of module IDLEST register
|
|
|
|
|
* @mask: value to mask against to determine if the module is active
|
2010-02-25 03:05:54 +08:00
|
|
|
* @idlest: idle state indicator (0 or 1) for the clock
|
2009-07-25 09:44:03 +08:00
|
|
|
* @name: name of the clock (for printk)
|
|
|
|
|
*
|
|
|
|
|
* Returns 1 if the module indicated readiness in time, or 0 if it
|
|
|
|
|
* failed to enable in roughly MAX_MODULE_ENABLE_WAIT microseconds.
|
|
|
|
|
*/
|
2010-02-25 03:05:54 +08:00
|
|
|
int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, u8 idlest,
|
|
|
|
|
const char *name)
|
2009-07-25 09:44:03 +08:00
|
|
|
{
|
|
|
|
|
int i = 0;
|
|
|
|
|
int ena = 0;
|
|
|
|
|
|
2010-02-25 03:05:54 +08:00
|
|
|
if (idlest)
|
2009-07-25 09:44:03 +08:00
|
|
|
ena = 0;
|
|
|
|
|
else
|
2010-02-25 03:05:54 +08:00
|
|
|
ena = mask;
|
2009-07-25 09:44:03 +08:00
|
|
|
|
|
|
|
|
/* Wait for lock */
|
2009-12-09 07:33:16 +08:00
|
|
|
omap_test_timeout(((__raw_readl(reg) & mask) == ena),
|
|
|
|
|
MAX_MODULE_ENABLE_WAIT, i);
|
2009-07-25 09:44:03 +08:00
|
|
|
|
|
|
|
|
if (i < MAX_MODULE_ENABLE_WAIT)
|
|
|
|
|
pr_debug("cm: Module associated with clock %s ready after %d "
|
|
|
|
|
"loops\n", name, i);
|
|
|
|
|
else
|
|
|
|
|
pr_err("cm: Module associated with clock %s didn't enable in "
|
|
|
|
|
"%d tries\n", name, MAX_MODULE_ENABLE_WAIT);
|
|
|
|
|
|
|
|
|
|
return (i < MAX_MODULE_ENABLE_WAIT) ? 1 : 0;
|
|
|
|
|
};
|
|
|
|
|
|
2008-07-03 17:24:44 +08:00
|
|
|
void __init omap2_set_globals_prcm(struct omap_globals *omap2_globals)
|
|
|
|
|
{
|
2010-02-15 20:33:37 +08:00
|
|
|
/* Static mapping, never released */
|
|
|
|
|
if (omap2_globals->prm) {
|
|
|
|
|
prm_base = ioremap(omap2_globals->prm, SZ_8K);
|
|
|
|
|
WARN_ON(!prm_base);
|
|
|
|
|
}
|
|
|
|
|
if (omap2_globals->cm) {
|
|
|
|
|
cm_base = ioremap(omap2_globals->cm, SZ_8K);
|
|
|
|
|
WARN_ON(!cm_base);
|
|
|
|
|
}
|
|
|
|
|
if (omap2_globals->cm2) {
|
|
|
|
|
cm2_base = ioremap(omap2_globals->cm2, SZ_8K);
|
|
|
|
|
WARN_ON(!cm2_base);
|
|
|
|
|
}
|
2008-07-03 17:24:44 +08:00
|
|
|
}
|
2008-09-26 20:18:31 +08:00
|
|
|
|
|
|
|
|
#ifdef CONFIG_ARCH_OMAP3
|
|
|
|
|
void omap3_prcm_save_context(void)
|
|
|
|
|
{
|
|
|
|
|
prcm_context.control_padconf_sys_nirq =
|
|
|
|
|
omap_ctrl_readl(OMAP343X_CONTROL_PADCONF_SYSNIRQ);
|
2009-02-05 19:34:01 +08:00
|
|
|
prcm_context.iva2_cm_clksel1 =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL1);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.iva2_cm_clksel2 =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL2);
|
|
|
|
|
prcm_context.cm_sysconfig = __raw_readl(OMAP3430_CM_SYSCONFIG);
|
|
|
|
|
prcm_context.sgx_cm_clksel =
|
|
|
|
|
cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_CLKSEL);
|
|
|
|
|
prcm_context.dss_cm_clksel =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_DSS_MOD, CM_CLKSEL);
|
|
|
|
|
prcm_context.cam_cm_clksel =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_CAM_MOD, CM_CLKSEL);
|
|
|
|
|
prcm_context.per_cm_clksel =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_PER_MOD, CM_CLKSEL);
|
|
|
|
|
prcm_context.emu_cm_clksel =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_EMU_MOD, CM_CLKSEL1);
|
|
|
|
|
prcm_context.emu_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(OMAP3430_EMU_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.pll_cm_autoidle2 =
|
|
|
|
|
cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE2);
|
|
|
|
|
prcm_context.pll_cm_clksel4 =
|
|
|
|
|
cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL4);
|
|
|
|
|
prcm_context.pll_cm_clksel5 =
|
|
|
|
|
cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL5);
|
|
|
|
|
prcm_context.pll_cm_clken2 =
|
|
|
|
|
cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKEN2);
|
|
|
|
|
prcm_context.cm_polctrl = __raw_readl(OMAP3430_CM_POLCTRL);
|
|
|
|
|
prcm_context.iva2_cm_fclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_FCLKEN);
|
|
|
|
|
prcm_context.iva2_cm_clken_pll = cm_read_mod_reg(OMAP3430_IVA2_MOD,
|
|
|
|
|
OMAP3430_CM_CLKEN_PLL);
|
|
|
|
|
prcm_context.core_cm_fclken1 =
|
|
|
|
|
cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
|
|
|
|
|
prcm_context.core_cm_fclken3 =
|
|
|
|
|
cm_read_mod_reg(CORE_MOD, OMAP3430ES2_CM_FCLKEN3);
|
|
|
|
|
prcm_context.sgx_cm_fclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_FCLKEN);
|
|
|
|
|
prcm_context.wkup_cm_fclken =
|
|
|
|
|
cm_read_mod_reg(WKUP_MOD, CM_FCLKEN);
|
|
|
|
|
prcm_context.dss_cm_fclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_DSS_MOD, CM_FCLKEN);
|
|
|
|
|
prcm_context.cam_cm_fclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_CAM_MOD, CM_FCLKEN);
|
|
|
|
|
prcm_context.per_cm_fclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_PER_MOD, CM_FCLKEN);
|
|
|
|
|
prcm_context.usbhost_cm_fclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN);
|
|
|
|
|
prcm_context.core_cm_iclken1 =
|
|
|
|
|
cm_read_mod_reg(CORE_MOD, CM_ICLKEN1);
|
|
|
|
|
prcm_context.core_cm_iclken2 =
|
|
|
|
|
cm_read_mod_reg(CORE_MOD, CM_ICLKEN2);
|
|
|
|
|
prcm_context.core_cm_iclken3 =
|
|
|
|
|
cm_read_mod_reg(CORE_MOD, CM_ICLKEN3);
|
|
|
|
|
prcm_context.sgx_cm_iclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_ICLKEN);
|
|
|
|
|
prcm_context.wkup_cm_iclken =
|
|
|
|
|
cm_read_mod_reg(WKUP_MOD, CM_ICLKEN);
|
|
|
|
|
prcm_context.dss_cm_iclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_DSS_MOD, CM_ICLKEN);
|
|
|
|
|
prcm_context.cam_cm_iclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_CAM_MOD, CM_ICLKEN);
|
|
|
|
|
prcm_context.per_cm_iclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_PER_MOD, CM_ICLKEN);
|
|
|
|
|
prcm_context.usbhost_cm_iclken =
|
|
|
|
|
cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN);
|
|
|
|
|
prcm_context.iva2_cm_autiidle2 =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_AUTOIDLE2);
|
|
|
|
|
prcm_context.mpu_cm_autoidle2 =
|
|
|
|
|
cm_read_mod_reg(MPU_MOD, CM_AUTOIDLE2);
|
|
|
|
|
prcm_context.iva2_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(OMAP3430_IVA2_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.mpu_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(MPU_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.core_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(CORE_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.sgx_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(OMAP3430ES2_SGX_MOD,
|
|
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.dss_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(OMAP3430_DSS_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.cam_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(OMAP3430_CAM_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.per_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(OMAP3430_PER_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.neon_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(OMAP3430_NEON_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.usbhost_cm_clkstctrl =
|
2010-01-27 11:12:53 +08:00
|
|
|
cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD,
|
|
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
prcm_context.core_cm_autoidle1 =
|
|
|
|
|
cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE1);
|
|
|
|
|
prcm_context.core_cm_autoidle2 =
|
|
|
|
|
cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE2);
|
|
|
|
|
prcm_context.core_cm_autoidle3 =
|
|
|
|
|
cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE3);
|
|
|
|
|
prcm_context.wkup_cm_autoidle =
|
|
|
|
|
cm_read_mod_reg(WKUP_MOD, CM_AUTOIDLE);
|
|
|
|
|
prcm_context.dss_cm_autoidle =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_DSS_MOD, CM_AUTOIDLE);
|
|
|
|
|
prcm_context.cam_cm_autoidle =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_CAM_MOD, CM_AUTOIDLE);
|
|
|
|
|
prcm_context.per_cm_autoidle =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_PER_MOD, CM_AUTOIDLE);
|
|
|
|
|
prcm_context.usbhost_cm_autoidle =
|
|
|
|
|
cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_AUTOIDLE);
|
|
|
|
|
prcm_context.sgx_cm_sleepdep =
|
|
|
|
|
cm_read_mod_reg(OMAP3430ES2_SGX_MOD, OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
prcm_context.dss_cm_sleepdep =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_DSS_MOD, OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
prcm_context.cam_cm_sleepdep =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_CAM_MOD, OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
prcm_context.per_cm_sleepdep =
|
|
|
|
|
cm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
prcm_context.usbhost_cm_sleepdep =
|
|
|
|
|
cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
prcm_context.cm_clkout_ctrl = cm_read_mod_reg(OMAP3430_CCR_MOD,
|
|
|
|
|
OMAP3_CM_CLKOUT_CTRL_OFFSET);
|
|
|
|
|
prcm_context.prm_clkout_ctrl = prm_read_mod_reg(OMAP3430_CCR_MOD,
|
|
|
|
|
OMAP3_PRM_CLKOUT_CTRL_OFFSET);
|
|
|
|
|
prcm_context.sgx_pm_wkdep =
|
|
|
|
|
prm_read_mod_reg(OMAP3430ES2_SGX_MOD, PM_WKDEP);
|
|
|
|
|
prcm_context.dss_pm_wkdep =
|
|
|
|
|
prm_read_mod_reg(OMAP3430_DSS_MOD, PM_WKDEP);
|
|
|
|
|
prcm_context.cam_pm_wkdep =
|
|
|
|
|
prm_read_mod_reg(OMAP3430_CAM_MOD, PM_WKDEP);
|
|
|
|
|
prcm_context.per_pm_wkdep =
|
|
|
|
|
prm_read_mod_reg(OMAP3430_PER_MOD, PM_WKDEP);
|
|
|
|
|
prcm_context.neon_pm_wkdep =
|
|
|
|
|
prm_read_mod_reg(OMAP3430_NEON_MOD, PM_WKDEP);
|
|
|
|
|
prcm_context.usbhost_pm_wkdep =
|
|
|
|
|
prm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, PM_WKDEP);
|
|
|
|
|
prcm_context.core_pm_mpugrpsel1 =
|
|
|
|
|
prm_read_mod_reg(CORE_MOD, OMAP3430_PM_MPUGRPSEL1);
|
|
|
|
|
prcm_context.iva2_pm_ivagrpsel1 =
|
|
|
|
|
prm_read_mod_reg(OMAP3430_IVA2_MOD, OMAP3430_PM_IVAGRPSEL1);
|
|
|
|
|
prcm_context.core_pm_mpugrpsel3 =
|
|
|
|
|
prm_read_mod_reg(CORE_MOD, OMAP3430ES2_PM_MPUGRPSEL3);
|
|
|
|
|
prcm_context.core_pm_ivagrpsel3 =
|
|
|
|
|
prm_read_mod_reg(CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3);
|
|
|
|
|
prcm_context.wkup_pm_mpugrpsel =
|
|
|
|
|
prm_read_mod_reg(WKUP_MOD, OMAP3430_PM_MPUGRPSEL);
|
|
|
|
|
prcm_context.wkup_pm_ivagrpsel =
|
|
|
|
|
prm_read_mod_reg(WKUP_MOD, OMAP3430_PM_IVAGRPSEL);
|
|
|
|
|
prcm_context.per_pm_mpugrpsel =
|
|
|
|
|
prm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL);
|
|
|
|
|
prcm_context.per_pm_ivagrpsel =
|
|
|
|
|
prm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_PM_IVAGRPSEL);
|
|
|
|
|
prcm_context.wkup_pm_wken = prm_read_mod_reg(WKUP_MOD, PM_WKEN);
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void omap3_prcm_restore_context(void)
|
|
|
|
|
{
|
|
|
|
|
omap_ctrl_writel(prcm_context.control_padconf_sys_nirq,
|
|
|
|
|
OMAP343X_CONTROL_PADCONF_SYSNIRQ);
|
2009-02-05 19:34:01 +08:00
|
|
|
cm_write_mod_reg(prcm_context.iva2_cm_clksel1, OMAP3430_IVA2_MOD,
|
|
|
|
|
CM_CLKSEL1);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.iva2_cm_clksel2, OMAP3430_IVA2_MOD,
|
|
|
|
|
CM_CLKSEL2);
|
|
|
|
|
__raw_writel(prcm_context.cm_sysconfig, OMAP3430_CM_SYSCONFIG);
|
|
|
|
|
cm_write_mod_reg(prcm_context.sgx_cm_clksel, OMAP3430ES2_SGX_MOD,
|
|
|
|
|
CM_CLKSEL);
|
|
|
|
|
cm_write_mod_reg(prcm_context.dss_cm_clksel, OMAP3430_DSS_MOD,
|
|
|
|
|
CM_CLKSEL);
|
|
|
|
|
cm_write_mod_reg(prcm_context.cam_cm_clksel, OMAP3430_CAM_MOD,
|
|
|
|
|
CM_CLKSEL);
|
|
|
|
|
cm_write_mod_reg(prcm_context.per_cm_clksel, OMAP3430_PER_MOD,
|
|
|
|
|
CM_CLKSEL);
|
|
|
|
|
cm_write_mod_reg(prcm_context.emu_cm_clksel, OMAP3430_EMU_MOD,
|
|
|
|
|
CM_CLKSEL1);
|
|
|
|
|
cm_write_mod_reg(prcm_context.emu_cm_clkstctrl, OMAP3430_EMU_MOD,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.pll_cm_autoidle2, PLL_MOD,
|
|
|
|
|
CM_AUTOIDLE2);
|
|
|
|
|
cm_write_mod_reg(prcm_context.pll_cm_clksel4, PLL_MOD,
|
|
|
|
|
OMAP3430ES2_CM_CLKSEL4);
|
|
|
|
|
cm_write_mod_reg(prcm_context.pll_cm_clksel5, PLL_MOD,
|
|
|
|
|
OMAP3430ES2_CM_CLKSEL5);
|
|
|
|
|
cm_write_mod_reg(prcm_context.pll_cm_clken2, PLL_MOD,
|
|
|
|
|
OMAP3430ES2_CM_CLKEN2);
|
|
|
|
|
__raw_writel(prcm_context.cm_polctrl, OMAP3430_CM_POLCTRL);
|
|
|
|
|
cm_write_mod_reg(prcm_context.iva2_cm_fclken, OMAP3430_IVA2_MOD,
|
|
|
|
|
CM_FCLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.iva2_cm_clken_pll, OMAP3430_IVA2_MOD,
|
|
|
|
|
OMAP3430_CM_CLKEN_PLL);
|
|
|
|
|
cm_write_mod_reg(prcm_context.core_cm_fclken1, CORE_MOD, CM_FCLKEN1);
|
|
|
|
|
cm_write_mod_reg(prcm_context.core_cm_fclken3, CORE_MOD,
|
|
|
|
|
OMAP3430ES2_CM_FCLKEN3);
|
|
|
|
|
cm_write_mod_reg(prcm_context.sgx_cm_fclken, OMAP3430ES2_SGX_MOD,
|
|
|
|
|
CM_FCLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.wkup_cm_fclken, WKUP_MOD, CM_FCLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.dss_cm_fclken, OMAP3430_DSS_MOD,
|
|
|
|
|
CM_FCLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.cam_cm_fclken, OMAP3430_CAM_MOD,
|
|
|
|
|
CM_FCLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.per_cm_fclken, OMAP3430_PER_MOD,
|
|
|
|
|
CM_FCLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.usbhost_cm_fclken,
|
|
|
|
|
OMAP3430ES2_USBHOST_MOD, CM_FCLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.core_cm_iclken1, CORE_MOD, CM_ICLKEN1);
|
|
|
|
|
cm_write_mod_reg(prcm_context.core_cm_iclken2, CORE_MOD, CM_ICLKEN2);
|
|
|
|
|
cm_write_mod_reg(prcm_context.core_cm_iclken3, CORE_MOD, CM_ICLKEN3);
|
|
|
|
|
cm_write_mod_reg(prcm_context.sgx_cm_iclken, OMAP3430ES2_SGX_MOD,
|
|
|
|
|
CM_ICLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.wkup_cm_iclken, WKUP_MOD, CM_ICLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.dss_cm_iclken, OMAP3430_DSS_MOD,
|
|
|
|
|
CM_ICLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.cam_cm_iclken, OMAP3430_CAM_MOD,
|
|
|
|
|
CM_ICLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.per_cm_iclken, OMAP3430_PER_MOD,
|
|
|
|
|
CM_ICLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.usbhost_cm_iclken,
|
|
|
|
|
OMAP3430ES2_USBHOST_MOD, CM_ICLKEN);
|
|
|
|
|
cm_write_mod_reg(prcm_context.iva2_cm_autiidle2, OMAP3430_IVA2_MOD,
|
|
|
|
|
CM_AUTOIDLE2);
|
|
|
|
|
cm_write_mod_reg(prcm_context.mpu_cm_autoidle2, MPU_MOD, CM_AUTOIDLE2);
|
|
|
|
|
cm_write_mod_reg(prcm_context.iva2_cm_clkstctrl, OMAP3430_IVA2_MOD,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP2_CM_CLKSTCTRL);
|
|
|
|
|
cm_write_mod_reg(prcm_context.mpu_cm_clkstctrl, MPU_MOD,
|
|
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.core_cm_clkstctrl, CORE_MOD,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.sgx_cm_clkstctrl, OMAP3430ES2_SGX_MOD,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.dss_cm_clkstctrl, OMAP3430_DSS_MOD,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.cam_cm_clkstctrl, OMAP3430_CAM_MOD,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.per_cm_clkstctrl, OMAP3430_PER_MOD,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.neon_cm_clkstctrl, OMAP3430_NEON_MOD,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.usbhost_cm_clkstctrl,
|
2010-01-27 11:12:53 +08:00
|
|
|
OMAP3430ES2_USBHOST_MOD, OMAP2_CM_CLKSTCTRL);
|
2008-09-26 20:18:31 +08:00
|
|
|
cm_write_mod_reg(prcm_context.core_cm_autoidle1, CORE_MOD,
|
|
|
|
|
CM_AUTOIDLE1);
|
|
|
|
|
cm_write_mod_reg(prcm_context.core_cm_autoidle2, CORE_MOD,
|
|
|
|
|
CM_AUTOIDLE2);
|
|
|
|
|
cm_write_mod_reg(prcm_context.core_cm_autoidle3, CORE_MOD,
|
|
|
|
|
CM_AUTOIDLE3);
|
|
|
|
|
cm_write_mod_reg(prcm_context.wkup_cm_autoidle, WKUP_MOD, CM_AUTOIDLE);
|
|
|
|
|
cm_write_mod_reg(prcm_context.dss_cm_autoidle, OMAP3430_DSS_MOD,
|
|
|
|
|
CM_AUTOIDLE);
|
|
|
|
|
cm_write_mod_reg(prcm_context.cam_cm_autoidle, OMAP3430_CAM_MOD,
|
|
|
|
|
CM_AUTOIDLE);
|
|
|
|
|
cm_write_mod_reg(prcm_context.per_cm_autoidle, OMAP3430_PER_MOD,
|
|
|
|
|
CM_AUTOIDLE);
|
|
|
|
|
cm_write_mod_reg(prcm_context.usbhost_cm_autoidle,
|
|
|
|
|
OMAP3430ES2_USBHOST_MOD, CM_AUTOIDLE);
|
|
|
|
|
cm_write_mod_reg(prcm_context.sgx_cm_sleepdep, OMAP3430ES2_SGX_MOD,
|
|
|
|
|
OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
cm_write_mod_reg(prcm_context.dss_cm_sleepdep, OMAP3430_DSS_MOD,
|
|
|
|
|
OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
cm_write_mod_reg(prcm_context.cam_cm_sleepdep, OMAP3430_CAM_MOD,
|
|
|
|
|
OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
cm_write_mod_reg(prcm_context.per_cm_sleepdep, OMAP3430_PER_MOD,
|
|
|
|
|
OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
cm_write_mod_reg(prcm_context.usbhost_cm_sleepdep,
|
|
|
|
|
OMAP3430ES2_USBHOST_MOD, OMAP3430_CM_SLEEPDEP);
|
|
|
|
|
cm_write_mod_reg(prcm_context.cm_clkout_ctrl, OMAP3430_CCR_MOD,
|
|
|
|
|
OMAP3_CM_CLKOUT_CTRL_OFFSET);
|
|
|
|
|
prm_write_mod_reg(prcm_context.prm_clkout_ctrl, OMAP3430_CCR_MOD,
|
|
|
|
|
OMAP3_PRM_CLKOUT_CTRL_OFFSET);
|
|
|
|
|
prm_write_mod_reg(prcm_context.sgx_pm_wkdep, OMAP3430ES2_SGX_MOD,
|
|
|
|
|
PM_WKDEP);
|
|
|
|
|
prm_write_mod_reg(prcm_context.dss_pm_wkdep, OMAP3430_DSS_MOD,
|
|
|
|
|
PM_WKDEP);
|
|
|
|
|
prm_write_mod_reg(prcm_context.cam_pm_wkdep, OMAP3430_CAM_MOD,
|
|
|
|
|
PM_WKDEP);
|
|
|
|
|
prm_write_mod_reg(prcm_context.per_pm_wkdep, OMAP3430_PER_MOD,
|
|
|
|
|
PM_WKDEP);
|
|
|
|
|
prm_write_mod_reg(prcm_context.neon_pm_wkdep, OMAP3430_NEON_MOD,
|
|
|
|
|
PM_WKDEP);
|
|
|
|
|
prm_write_mod_reg(prcm_context.usbhost_pm_wkdep,
|
|
|
|
|
OMAP3430ES2_USBHOST_MOD, PM_WKDEP);
|
|
|
|
|
prm_write_mod_reg(prcm_context.core_pm_mpugrpsel1, CORE_MOD,
|
|
|
|
|
OMAP3430_PM_MPUGRPSEL1);
|
|
|
|
|
prm_write_mod_reg(prcm_context.iva2_pm_ivagrpsel1, OMAP3430_IVA2_MOD,
|
|
|
|
|
OMAP3430_PM_IVAGRPSEL1);
|
|
|
|
|
prm_write_mod_reg(prcm_context.core_pm_mpugrpsel3, CORE_MOD,
|
|
|
|
|
OMAP3430ES2_PM_MPUGRPSEL3);
|
|
|
|
|
prm_write_mod_reg(prcm_context.core_pm_ivagrpsel3, CORE_MOD,
|
|
|
|
|
OMAP3430ES2_PM_IVAGRPSEL3);
|
|
|
|
|
prm_write_mod_reg(prcm_context.wkup_pm_mpugrpsel, WKUP_MOD,
|
|
|
|
|
OMAP3430_PM_MPUGRPSEL);
|
|
|
|
|
prm_write_mod_reg(prcm_context.wkup_pm_ivagrpsel, WKUP_MOD,
|
|
|
|
|
OMAP3430_PM_IVAGRPSEL);
|
|
|
|
|
prm_write_mod_reg(prcm_context.per_pm_mpugrpsel, OMAP3430_PER_MOD,
|
|
|
|
|
OMAP3430_PM_MPUGRPSEL);
|
|
|
|
|
prm_write_mod_reg(prcm_context.per_pm_ivagrpsel, OMAP3430_PER_MOD,
|
|
|
|
|
OMAP3430_PM_IVAGRPSEL);
|
|
|
|
|
prm_write_mod_reg(prcm_context.wkup_pm_wken, WKUP_MOD, PM_WKEN);
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
#endif
|
