S: Maintained
F: arch/arm/mach-s5p*/
+ARM/SAMSUNG MOBILE MACHINE SUPPORT
+M: Kyungmin Park <kyungmin.park@samsung.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: arch/arm/mach-s5pv210/mach-aquila.c
+F: arch/arm/mach-s5pv210/mach-goni.c
+F: arch/arm/mach-exynos4/mach-universal_c210.c
+F: arch/arm/mach-exynos4/mach-nuri.c
+
ARM/SAMSUNG S5P SERIES FIMC SUPPORT
M: Kyungmin Park <kyungmin.park@samsung.com>
M: Sylwester Nawrocki <s.nawrocki@samsung.com>
BONDING DRIVER
M: Jay Vosburgh <fubar@us.ibm.com>
+M: Andy Gospodarek <andy@greyhouse.net>
L: netdev@vger.kernel.org
W: http://sourceforge.net/projects/bonding/
S: Supported
F: drivers/scsi/dc395x.*
DCCP PROTOCOL
-M: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
+M: Gerrit Renker <gerrit@erg.abdn.ac.uk>
L: dccp@vger.kernel.org
W: http://www.linuxfoundation.org/collaborate/workgroups/networking/dccp
S: Maintained
F: Documentation/hwmon/jc42
JFS FILESYSTEM
-M: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
+M: Dave Kleikamp <shaggy@kernel.org>
L: jfs-discussion@lists.sourceforge.net
W: http://jfs.sourceforge.net/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2.6.git
F: arch/arm/*omap*/*clock*
OMAP POWER MANAGEMENT SUPPORT
-M: Kevin Hilman <khilman@deeprootsystems.com>
+M: Kevin Hilman <khilman@ti.com>
L: linux-omap@vger.kernel.org
S: Maintained
F: arch/arm/*omap*/*pm*
+ OMAP POWERDOMAIN/CLOCKDOMAIN SOC ADAPTATION LAYER SUPPORT
+ M: Rajendra Nayak <rnayak@ti.com>
+ M: Paul Walmsley <paul@pwsan.com>
+ L: linux-omap@vger.kernel.org
+ S: Maintained
+ F: arch/arm/mach-omap2/powerdomain2xxx_3xxx.c
+ F: arch/arm/mach-omap2/powerdomain44xx.c
+ F: arch/arm/mach-omap2/clockdomain2xxx_3xxx.c
+ F: arch/arm/mach-omap2/clockdomain44xx.c
+
OMAP AUDIO SUPPORT
M: Jarkko Nikula <jhnikula@gmail.com>
L: alsa-devel@alsa-project.org (subscribers-only)
RAPIDIO SUBSYSTEM
M: Matt Porter <mporter@kernel.crashing.org>
+M: Alexandre Bounine <alexandre.bounine@idt.com>
S: Maintained
F: drivers/rapidio/
u32 core_state;
u32 threshold;
u32 flags;
+ const char *desc;
};
struct omap3_processor_cx omap3_power_states[OMAP3_MAX_STATES];
static int _cpuidle_allow_idle(struct powerdomain *pwrdm,
struct clockdomain *clkdm)
{
- omap2_clkdm_allow_idle(clkdm);
+ clkdm_allow_idle(clkdm);
return 0;
}
static int _cpuidle_deny_idle(struct powerdomain *pwrdm,
struct clockdomain *clkdm)
{
- omap2_clkdm_deny_idle(clkdm);
+ clkdm_deny_idle(clkdm);
return 0;
}
omap3_power_states[OMAP3_STATE_C1].mpu_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C1].core_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C1].flags = CPUIDLE_FLAG_TIME_VALID;
+ omap3_power_states[OMAP3_STATE_C1].desc = "MPU ON + CORE ON";
/* C2 . MPU WFI + Core inactive */
omap3_power_states[OMAP3_STATE_C2].valid =
omap3_power_states[OMAP3_STATE_C2].core_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C2].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
+ omap3_power_states[OMAP3_STATE_C2].desc = "MPU ON + CORE ON";
/* C3 . MPU CSWR + Core inactive */
omap3_power_states[OMAP3_STATE_C3].valid =
omap3_power_states[OMAP3_STATE_C3].core_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C3].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
+ omap3_power_states[OMAP3_STATE_C3].desc = "MPU RET + CORE ON";
/* C4 . MPU OFF + Core inactive */
omap3_power_states[OMAP3_STATE_C4].valid =
omap3_power_states[OMAP3_STATE_C4].core_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C4].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
+ omap3_power_states[OMAP3_STATE_C4].desc = "MPU OFF + CORE ON";
/* C5 . MPU CSWR + Core CSWR*/
omap3_power_states[OMAP3_STATE_C5].valid =
omap3_power_states[OMAP3_STATE_C5].core_state = PWRDM_POWER_RET;
omap3_power_states[OMAP3_STATE_C5].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
+ omap3_power_states[OMAP3_STATE_C5].desc = "MPU RET + CORE RET";
/* C6 . MPU OFF + Core CSWR */
omap3_power_states[OMAP3_STATE_C6].valid =
omap3_power_states[OMAP3_STATE_C6].core_state = PWRDM_POWER_RET;
omap3_power_states[OMAP3_STATE_C6].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
+ omap3_power_states[OMAP3_STATE_C6].desc = "MPU OFF + CORE RET";
/* C7 . MPU OFF + Core OFF */
omap3_power_states[OMAP3_STATE_C7].valid =
omap3_power_states[OMAP3_STATE_C7].core_state = PWRDM_POWER_OFF;
omap3_power_states[OMAP3_STATE_C7].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
+ omap3_power_states[OMAP3_STATE_C7].desc = "MPU OFF + CORE OFF";
/*
* Erratum i583: implementation for ES rev < Es1.2 on 3630. We cannot
if (IS_PM34XX_ERRATUM(PM_SDRC_WAKEUP_ERRATUM_i583)) {
omap3_power_states[OMAP3_STATE_C7].valid = 0;
cpuidle_params_table[OMAP3_STATE_C7].valid = 0;
- WARN_ONCE(1, "%s: core off state C7 disabled due to i583\n",
+ pr_warn("%s: core off state C7 disabled due to i583\n",
__func__);
}
}
if (cx->type == OMAP3_STATE_C1)
dev->safe_state = state;
sprintf(state->name, "C%d", count+1);
+ strncpy(state->desc, cx->desc, CPUIDLE_DESC_LEN);
count++;
}
#include <linux/kernel.h>
#include <linux/i2c/twl.h>
- #include <plat/voltage.h>
+ #include "voltage.h"
#include "pm.h"
static bool is_offset_valid;
static u8 smps_offset;
+/*
+ * Flag to ensure Smartreflex bit in TWL
+ * being cleared in board file is not overwritten.
+ */
+static bool __initdata twl_sr_enable_autoinit;
+#define TWL4030_DCDC_GLOBAL_CFG 0x06
#define REG_SMPS_OFFSET 0xE0
+#define SMARTREFLEX_ENABLE BIT(3)
static unsigned long twl4030_vsel_to_uv(const u8 vsel)
{
omap3_core_volt_info.vp_vddmax = OMAP3630_VP2_VLIMITTO_VDDMAX;
}
+ /*
+ * The smartreflex bit on twl4030 specifies if the setting of voltage
+ * is done over the I2C_SR path. Since this setting is independent of
+ * the actual usage of smartreflex AVS module, we enable TWL SR bit
+ * by default irrespective of whether smartreflex AVS module is enabled
+ * on the OMAP side or not. This is because without this bit enabled,
+ * the voltage scaling through vp forceupdate/bypass mechanism of
+ * voltage scaling will not function on TWL over I2C_SR.
+ */
+ if (!twl_sr_enable_autoinit)
+ omap3_twl_set_sr_bit(true);
+
voltdm = omap_voltage_domain_lookup("mpu");
omap_voltage_register_pmic(voltdm, &omap3_mpu_volt_info);
return 0;
}
+
+/**
+ * omap3_twl_set_sr_bit() - Set/Clear SR bit on TWL
+ * @enable: enable SR mode in twl or not
+ *
+ * If 'enable' is true, enables Smartreflex bit on TWL 4030 to make sure
+ * voltage scaling through OMAP SR works. Else, the smartreflex bit
+ * on twl4030 is cleared as there are platforms which use OMAP3 and T2 but
+ * use Synchronized Scaling Hardware Strategy (ENABLE_VMODE=1) and Direct
+ * Strategy Software Scaling Mode (ENABLE_VMODE=0), for setting the voltages,
+ * in those scenarios this bit is to be cleared (enable = false).
+ *
+ * Returns 0 on sucess, error is returned if I2C read/write fails.
+ */
+int __init omap3_twl_set_sr_bit(bool enable)
+{
+ u8 temp;
+ int ret;
+ if (twl_sr_enable_autoinit)
+ pr_warning("%s: unexpected multiple calls\n", __func__);
+
+ ret = twl_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER, &temp,
+ TWL4030_DCDC_GLOBAL_CFG);
+ if (ret)
+ goto err;
+
+ if (enable)
+ temp |= SMARTREFLEX_ENABLE;
+ else
+ temp &= ~SMARTREFLEX_ENABLE;
+
+ ret = twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, temp,
+ TWL4030_DCDC_GLOBAL_CFG);
+ if (!ret) {
+ twl_sr_enable_autoinit = true;
+ return 0;
+ }
+err:
+ pr_err("%s: Error access to TWL4030 (%d)\n", __func__, ret);
+ return ret;
+}
* Copyright (C) 2009-2010 Texas Instruments Incorporated - http://www.ti.com/
* Nishanth Menon
* Kevin Hilman
- * Copyright (C) 2010 Nokia Corporation.
+ * Copyright (C) 2010-2011 Nokia Corporation.
* Eduardo Valentin
+ * Paul Walmsley
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#include <plat/cpu.h>
+ #include "control.h"
#include "omap_opp_data.h"
+#include "pm.h"
+ /* 34xx */
+
+ /* VDD1 */
+
+ #define OMAP3430_VDD_MPU_OPP1_UV 975000
+ #define OMAP3430_VDD_MPU_OPP2_UV 1075000
+ #define OMAP3430_VDD_MPU_OPP3_UV 1200000
+ #define OMAP3430_VDD_MPU_OPP4_UV 1270000
+ #define OMAP3430_VDD_MPU_OPP5_UV 1350000
+
+ struct omap_volt_data omap34xx_vddmpu_volt_data[] = {
+ VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP1_UV, OMAP343X_CONTROL_FUSE_OPP1_VDD1, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP2_UV, OMAP343X_CONTROL_FUSE_OPP2_VDD1, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP3_UV, OMAP343X_CONTROL_FUSE_OPP3_VDD1, 0xf9, 0x18),
+ VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP4_UV, OMAP343X_CONTROL_FUSE_OPP4_VDD1, 0xf9, 0x18),
+ VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP5_UV, OMAP343X_CONTROL_FUSE_OPP5_VDD1, 0xf9, 0x18),
+ VOLT_DATA_DEFINE(0, 0, 0, 0),
+ };
+
+ /* VDD2 */
+
+ #define OMAP3430_VDD_CORE_OPP1_UV 975000
+ #define OMAP3430_VDD_CORE_OPP2_UV 1050000
+ #define OMAP3430_VDD_CORE_OPP3_UV 1150000
+
+ struct omap_volt_data omap34xx_vddcore_volt_data[] = {
+ VOLT_DATA_DEFINE(OMAP3430_VDD_CORE_OPP1_UV, OMAP343X_CONTROL_FUSE_OPP1_VDD2, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP3430_VDD_CORE_OPP2_UV, OMAP343X_CONTROL_FUSE_OPP2_VDD2, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP3430_VDD_CORE_OPP3_UV, OMAP343X_CONTROL_FUSE_OPP3_VDD2, 0xf9, 0x18),
+ VOLT_DATA_DEFINE(0, 0, 0, 0),
+ };
+
+ /* 36xx */
+
+ /* VDD1 */
+
+ #define OMAP3630_VDD_MPU_OPP50_UV 1012500
+ #define OMAP3630_VDD_MPU_OPP100_UV 1200000
+ #define OMAP3630_VDD_MPU_OPP120_UV 1325000
+ #define OMAP3630_VDD_MPU_OPP1G_UV 1375000
+
+ struct omap_volt_data omap36xx_vddmpu_volt_data[] = {
+ VOLT_DATA_DEFINE(OMAP3630_VDD_MPU_OPP50_UV, OMAP3630_CONTROL_FUSE_OPP50_VDD1, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP3630_VDD_MPU_OPP100_UV, OMAP3630_CONTROL_FUSE_OPP100_VDD1, 0xf9, 0x16),
+ VOLT_DATA_DEFINE(OMAP3630_VDD_MPU_OPP120_UV, OMAP3630_CONTROL_FUSE_OPP120_VDD1, 0xfa, 0x23),
+ VOLT_DATA_DEFINE(OMAP3630_VDD_MPU_OPP1G_UV, OMAP3630_CONTROL_FUSE_OPP1G_VDD1, 0xfa, 0x27),
+ VOLT_DATA_DEFINE(0, 0, 0, 0),
+ };
+
+ /* VDD2 */
+
+ #define OMAP3630_VDD_CORE_OPP50_UV 1000000
+ #define OMAP3630_VDD_CORE_OPP100_UV 1200000
+
+ struct omap_volt_data omap36xx_vddcore_volt_data[] = {
+ VOLT_DATA_DEFINE(OMAP3630_VDD_CORE_OPP50_UV, OMAP3630_CONTROL_FUSE_OPP50_VDD2, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP3630_VDD_CORE_OPP100_UV, OMAP3630_CONTROL_FUSE_OPP100_VDD2, 0xf9, 0x16),
+ VOLT_DATA_DEFINE(0, 0, 0, 0),
+ };
+
+ /* OPP data */
+
static struct omap_opp_def __initdata omap34xx_opp_def_list[] = {
/* MPU OPP1 */
OPP_INITIALIZER("mpu", true, 125000000, 975000),
/**
* omap3_opp_init() - initialize omap3 opp table
*/
-static int __init omap3_opp_init(void)
+int __init omap3_opp_init(void)
{
int r = -ENODEV;
* Nishanth Menon
* Kevin Hilman
* Thara Gopinath
- * Copyright (C) 2010 Nokia Corporation.
+ * Copyright (C) 2010-2011 Nokia Corporation.
* Eduardo Valentin
+ * Paul Walmsley
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#include <plat/cpu.h>
+ #include "control.h"
#include "omap_opp_data.h"
+#include "pm.h"
+ /*
+ * Structures containing OMAP4430 voltage supported and various
+ * voltage dependent data for each VDD.
+ */
+
+ #define OMAP4430_VDD_MPU_OPP50_UV 930000
+ #define OMAP4430_VDD_MPU_OPP100_UV 1100000
+ #define OMAP4430_VDD_MPU_OPPTURBO_UV 1260000
+ #define OMAP4430_VDD_MPU_OPPNITRO_UV 1350000
+
+ struct omap_volt_data omap44xx_vdd_mpu_volt_data[] = {
+ VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16),
+ VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23),
+ VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27),
+ VOLT_DATA_DEFINE(0, 0, 0, 0),
+ };
+
+ #define OMAP4430_VDD_IVA_OPP50_UV 930000
+ #define OMAP4430_VDD_IVA_OPP100_UV 1100000
+ #define OMAP4430_VDD_IVA_OPPTURBO_UV 1260000
+
+ struct omap_volt_data omap44xx_vdd_iva_volt_data[] = {
+ VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16),
+ VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23),
+ VOLT_DATA_DEFINE(0, 0, 0, 0),
+ };
+
+ #define OMAP4430_VDD_CORE_OPP50_UV 930000
+ #define OMAP4430_VDD_CORE_OPP100_UV 1100000
+
+ struct omap_volt_data omap44xx_vdd_core_volt_data[] = {
+ VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c),
+ VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16),
+ VOLT_DATA_DEFINE(0, 0, 0, 0),
+ };
+
+
static struct omap_opp_def __initdata omap44xx_opp_def_list[] = {
/* MPU OPP1 - OPP50 */
OPP_INITIALIZER("mpu", true, 300000000, 1100000),
/**
* omap4_opp_init() - initialize omap4 opp table
*/
-static int __init omap4_opp_init(void)
+int __init omap4_opp_init(void)
{
int r = -ENODEV;
#include <plat/omap-pm.h>
#include <plat/omap_device.h>
#include <plat/common.h>
- #include <plat/voltage.h>
+ #include "voltage.h"
#include "powerdomain.h"
#include "clockdomain.h"
#include "pm.h"
static void omap2_init_processor_devices(void)
{
_init_omap_device("mpu", &mpu_dev);
- _init_omap_device("iva", &iva_dev);
+ if (omap3_has_iva())
+ _init_omap_device("iva", &iva_dev);
+
if (cpu_is_omap44xx()) {
_init_omap_device("l3_main_1", &l3_dev);
_init_omap_device("dsp", &dsp_dev);
(pwrdm->flags & PWRDM_HAS_LOWPOWERSTATECHANGE)) {
sleep_switch = LOWPOWERSTATE_SWITCH;
} else {
- omap2_clkdm_wakeup(pwrdm->pwrdm_clkdms[0]);
+ clkdm_wakeup(pwrdm->pwrdm_clkdms[0]);
pwrdm_wait_transition(pwrdm);
sleep_switch = FORCEWAKEUP_SWITCH;
}
switch (sleep_switch) {
case FORCEWAKEUP_SWITCH:
if (pwrdm->pwrdm_clkdms[0]->flags & CLKDM_CAN_ENABLE_AUTO)
- omap2_clkdm_allow_idle(pwrdm->pwrdm_clkdms[0]);
+ clkdm_allow_idle(pwrdm->pwrdm_clkdms[0]);
else
- omap2_clkdm_sleep(pwrdm->pwrdm_clkdms[0]);
+ clkdm_sleep(pwrdm->pwrdm_clkdms[0]);
break;
case LOWPOWERSTATE_SWITCH:
pwrdm_set_lowpwrstchange(pwrdm);
/* XXX This function should be shareable between OMAP2xxx and OMAP3 */
static int __init clkdms_setup(struct clockdomain *clkdm, void *unused)
{
- clkdm_clear_all_wkdeps(clkdm);
- clkdm_clear_all_sleepdeps(clkdm);
-
if (clkdm->flags & CLKDM_CAN_ENABLE_AUTO)
- omap2_clkdm_allow_idle(clkdm);
+ clkdm_allow_idle(clkdm);
else if (clkdm->flags & CLKDM_CAN_FORCE_SLEEP &&
atomic_read(&clkdm->usecount) == 0)
- omap2_clkdm_sleep(clkdm);
+ clkdm_sleep(clkdm);
return 0;
}
int i, num_mem_banks;
struct powerdomain *pwrdm;
- /* Enable autoidle */
+ /*
+ * Enable autoidle
+ * XXX This should be handled by hwmod code or PRCM init code
+ */
omap2_prm_write_mod_reg(OMAP24XX_AUTOIDLE_MASK, OCP_MOD,
OMAP2_PRCM_SYSCONFIG_OFFSET);
pwrdm = clkdm_get_pwrdm(dsp_clkdm);
pwrdm_set_next_pwrst(pwrdm, PWRDM_POWER_OFF);
- omap2_clkdm_sleep(dsp_clkdm);
+ clkdm_sleep(dsp_clkdm);
pwrdm = clkdm_get_pwrdm(gfx_clkdm);
pwrdm_set_next_pwrst(pwrdm, PWRDM_POWER_OFF);
- omap2_clkdm_sleep(gfx_clkdm);
+ clkdm_sleep(gfx_clkdm);
- /*
- * Clear clockdomain wakeup dependencies and enable
- * hardware-supervised idle for all clkdms
- */
+ /* Enable hardware-supervised idle for all clkdms */
clkdm_for_each(clkdms_setup, NULL);
clkdm_add_wkdep(mpu_clkdm, wkup_clkdm);
- /* Enable clock autoidle for all domains */
- omap2_cm_write_mod_reg(OMAP24XX_AUTO_CAM_MASK |
- OMAP24XX_AUTO_MAILBOXES_MASK |
- OMAP24XX_AUTO_WDT4_MASK |
- OMAP2420_AUTO_WDT3_MASK |
- OMAP24XX_AUTO_MSPRO_MASK |
- OMAP2420_AUTO_MMC_MASK |
- OMAP24XX_AUTO_FAC_MASK |
- OMAP2420_AUTO_EAC_MASK |
- OMAP24XX_AUTO_HDQ_MASK |
- OMAP24XX_AUTO_UART2_MASK |
- OMAP24XX_AUTO_UART1_MASK |
- OMAP24XX_AUTO_I2C2_MASK |
- OMAP24XX_AUTO_I2C1_MASK |
- OMAP24XX_AUTO_MCSPI2_MASK |
- OMAP24XX_AUTO_MCSPI1_MASK |
- OMAP24XX_AUTO_MCBSP2_MASK |
- OMAP24XX_AUTO_MCBSP1_MASK |
- OMAP24XX_AUTO_GPT12_MASK |
- OMAP24XX_AUTO_GPT11_MASK |
- OMAP24XX_AUTO_GPT10_MASK |
- OMAP24XX_AUTO_GPT9_MASK |
- OMAP24XX_AUTO_GPT8_MASK |
- OMAP24XX_AUTO_GPT7_MASK |
- OMAP24XX_AUTO_GPT6_MASK |
- OMAP24XX_AUTO_GPT5_MASK |
- OMAP24XX_AUTO_GPT4_MASK |
- OMAP24XX_AUTO_GPT3_MASK |
- OMAP24XX_AUTO_GPT2_MASK |
- OMAP2420_AUTO_VLYNQ_MASK |
- OMAP24XX_AUTO_DSS_MASK,
- CORE_MOD, CM_AUTOIDLE1);
- omap2_cm_write_mod_reg(OMAP24XX_AUTO_UART3_MASK |
- OMAP24XX_AUTO_SSI_MASK |
- OMAP24XX_AUTO_USB_MASK,
- CORE_MOD, CM_AUTOIDLE2);
- omap2_cm_write_mod_reg(OMAP24XX_AUTO_SDRC_MASK |
- OMAP24XX_AUTO_GPMC_MASK |
- OMAP24XX_AUTO_SDMA_MASK,
- CORE_MOD, CM_AUTOIDLE3);
- omap2_cm_write_mod_reg(OMAP24XX_AUTO_PKA_MASK |
- OMAP24XX_AUTO_AES_MASK |
- OMAP24XX_AUTO_RNG_MASK |
- OMAP24XX_AUTO_SHA_MASK |
- OMAP24XX_AUTO_DES_MASK,
- CORE_MOD, OMAP24XX_CM_AUTOIDLE4);
-
- omap2_cm_write_mod_reg(OMAP2420_AUTO_DSP_IPI_MASK, OMAP24XX_DSP_MOD,
- CM_AUTOIDLE);
-
- /* Put DPLL and both APLLs into autoidle mode */
- omap2_cm_write_mod_reg((0x03 << OMAP24XX_AUTO_DPLL_SHIFT) |
- (0x03 << OMAP24XX_AUTO_96M_SHIFT) |
- (0x03 << OMAP24XX_AUTO_54M_SHIFT),
- PLL_MOD, CM_AUTOIDLE);
-
- omap2_cm_write_mod_reg(OMAP24XX_AUTO_OMAPCTRL_MASK |
- OMAP24XX_AUTO_WDT1_MASK |
- OMAP24XX_AUTO_MPU_WDT_MASK |
- OMAP24XX_AUTO_GPIOS_MASK |
- OMAP24XX_AUTO_32KSYNC_MASK |
- OMAP24XX_AUTO_GPT1_MASK,
- WKUP_MOD, CM_AUTOIDLE);
-
/* REVISIT: Configure number of 32 kHz clock cycles for sys_clk
* stabilisation */
omap2_prm_write_mod_reg(15 << OMAP_SETUP_TIME_SHIFT, OMAP24XX_GR_MOD,
return IRQ_HANDLED;
}
-static void restore_control_register(u32 val)
-{
- __asm__ __volatile__ ("mcr p15, 0, %0, c1, c0, 0" : : "r" (val));
-}
-
/* Function to restore the table entry that was modified for enabling MMU */
static void restore_table_entry(void)
{
control_reg_value = __raw_readl(scratchpad_address
+ OMAP343X_CONTROL_REG_VALUE_OFFSET);
/* This will enable caches and prediction */
- restore_control_register(control_reg_value);
+ set_cr(control_reg_value);
}
void omap_sram_idle(void)
pwrdm_post_transition();
- omap2_clkdm_allow_idle(mpu_pwrdm->pwrdm_clkdms[0]);
+ clkdm_allow_idle(mpu_pwrdm->pwrdm_clkdms[0]);
}
int omap3_can_sleep(void)
static void __init prcm_setup_regs(void)
{
- u32 omap3630_auto_uart4_mask = cpu_is_omap3630() ?
- OMAP3630_AUTO_UART4_MASK : 0;
u32 omap3630_en_uart4_mask = cpu_is_omap3630() ?
OMAP3630_EN_UART4_MASK : 0;
u32 omap3630_grpsel_uart4_mask = cpu_is_omap3630() ?
OMAP3630_GRPSEL_UART4_MASK : 0;
- /*
- * Enable interface clock autoidle for all modules.
- * Note that in the long run this should be done by clockfw
- */
- omap2_cm_write_mod_reg(
- OMAP3430_AUTO_MODEM_MASK |
- OMAP3430ES2_AUTO_MMC3_MASK |
- OMAP3430ES2_AUTO_ICR_MASK |
- OMAP3430_AUTO_AES2_MASK |
- OMAP3430_AUTO_SHA12_MASK |
- OMAP3430_AUTO_DES2_MASK |
- OMAP3430_AUTO_MMC2_MASK |
- OMAP3430_AUTO_MMC1_MASK |
- OMAP3430_AUTO_MSPRO_MASK |
- OMAP3430_AUTO_HDQ_MASK |
- OMAP3430_AUTO_MCSPI4_MASK |
- OMAP3430_AUTO_MCSPI3_MASK |
- OMAP3430_AUTO_MCSPI2_MASK |
- OMAP3430_AUTO_MCSPI1_MASK |
- OMAP3430_AUTO_I2C3_MASK |
- OMAP3430_AUTO_I2C2_MASK |
- OMAP3430_AUTO_I2C1_MASK |
- OMAP3430_AUTO_UART2_MASK |
- OMAP3430_AUTO_UART1_MASK |
- OMAP3430_AUTO_GPT11_MASK |
- OMAP3430_AUTO_GPT10_MASK |
- OMAP3430_AUTO_MCBSP5_MASK |
- OMAP3430_AUTO_MCBSP1_MASK |
- OMAP3430ES1_AUTO_FAC_MASK | /* This is es1 only */
- OMAP3430_AUTO_MAILBOXES_MASK |
- OMAP3430_AUTO_OMAPCTRL_MASK |
- OMAP3430ES1_AUTO_FSHOSTUSB_MASK |
- OMAP3430_AUTO_HSOTGUSB_MASK |
- OMAP3430_AUTO_SAD2D_MASK |
- OMAP3430_AUTO_SSI_MASK,
- CORE_MOD, CM_AUTOIDLE1);
-
- omap2_cm_write_mod_reg(
- OMAP3430_AUTO_PKA_MASK |
- OMAP3430_AUTO_AES1_MASK |
- OMAP3430_AUTO_RNG_MASK |
- OMAP3430_AUTO_SHA11_MASK |
- OMAP3430_AUTO_DES1_MASK,
- CORE_MOD, CM_AUTOIDLE2);
-
- if (omap_rev() > OMAP3430_REV_ES1_0) {
- omap2_cm_write_mod_reg(
- OMAP3430_AUTO_MAD2D_MASK |
- OMAP3430ES2_AUTO_USBTLL_MASK,
- CORE_MOD, CM_AUTOIDLE3);
- }
-
- omap2_cm_write_mod_reg(
- OMAP3430_AUTO_WDT2_MASK |
- OMAP3430_AUTO_WDT1_MASK |
- OMAP3430_AUTO_GPIO1_MASK |
- OMAP3430_AUTO_32KSYNC_MASK |
- OMAP3430_AUTO_GPT12_MASK |
- OMAP3430_AUTO_GPT1_MASK,
- WKUP_MOD, CM_AUTOIDLE);
-
- omap2_cm_write_mod_reg(
- OMAP3430_AUTO_DSS_MASK,
- OMAP3430_DSS_MOD,
- CM_AUTOIDLE);
-
- omap2_cm_write_mod_reg(
- OMAP3430_AUTO_CAM_MASK,
- OMAP3430_CAM_MOD,
- CM_AUTOIDLE);
-
- omap2_cm_write_mod_reg(
- omap3630_auto_uart4_mask |
- OMAP3430_AUTO_GPIO6_MASK |
- OMAP3430_AUTO_GPIO5_MASK |
- OMAP3430_AUTO_GPIO4_MASK |
- OMAP3430_AUTO_GPIO3_MASK |
- OMAP3430_AUTO_GPIO2_MASK |
- OMAP3430_AUTO_WDT3_MASK |
- OMAP3430_AUTO_UART3_MASK |
- OMAP3430_AUTO_GPT9_MASK |
- OMAP3430_AUTO_GPT8_MASK |
- OMAP3430_AUTO_GPT7_MASK |
- OMAP3430_AUTO_GPT6_MASK |
- OMAP3430_AUTO_GPT5_MASK |
- OMAP3430_AUTO_GPT4_MASK |
- OMAP3430_AUTO_GPT3_MASK |
- OMAP3430_AUTO_GPT2_MASK |
- OMAP3430_AUTO_MCBSP4_MASK |
- OMAP3430_AUTO_MCBSP3_MASK |
- OMAP3430_AUTO_MCBSP2_MASK,
- OMAP3430_PER_MOD,
- CM_AUTOIDLE);
-
- /* XXX Reset all wkdeps. This should be done when initializing
- * powerdomains */
- omap2_prm_write_mod_reg(0, OMAP3430_IVA2_MOD, PM_WKDEP);
- omap2_prm_write_mod_reg(0, MPU_MOD, PM_WKDEP);
- omap2_prm_write_mod_reg(0, OMAP3430_DSS_MOD, PM_WKDEP);
- omap2_prm_write_mod_reg(0, OMAP3430_NEON_MOD, PM_WKDEP);
- omap2_prm_write_mod_reg(0, OMAP3430_CAM_MOD, PM_WKDEP);
- omap2_prm_write_mod_reg(0, OMAP3430_PER_MOD, PM_WKDEP);
-- if (omap_rev() > OMAP3430_REV_ES1_0) {
- omap2_cm_write_mod_reg(
- OMAP3430ES2_AUTO_USBHOST_MASK,
- OMAP3430ES2_USBHOST_MOD,
- CM_AUTOIDLE);
- }
- omap2_prm_write_mod_reg(0, OMAP3430ES2_SGX_MOD, PM_WKDEP);
- omap2_prm_write_mod_reg(0, OMAP3430ES2_USBHOST_MOD, PM_WKDEP);
- } else
- omap2_prm_write_mod_reg(0, GFX_MOD, PM_WKDEP);
--
+ /* XXX This should be handled by hwmod code or SCM init code */
omap_ctrl_writel(OMAP3430_AUTOIDLE_MASK, OMAP2_CONTROL_SYSCONFIG);
- /*
- * Set all plls to autoidle. This is needed until autoidle is
- * enabled by clockfw
- */
- omap2_cm_write_mod_reg(1 << OMAP3430_AUTO_IVA2_DPLL_SHIFT,
- OMAP3430_IVA2_MOD, CM_AUTOIDLE2);
- omap2_cm_write_mod_reg(1 << OMAP3430_AUTO_MPU_DPLL_SHIFT,
- MPU_MOD,
- CM_AUTOIDLE2);
- omap2_cm_write_mod_reg((1 << OMAP3430_AUTO_PERIPH_DPLL_SHIFT) |
- (1 << OMAP3430_AUTO_CORE_DPLL_SHIFT),
- PLL_MOD,
- CM_AUTOIDLE);
- omap2_cm_write_mod_reg(1 << OMAP3430ES2_AUTO_PERIPH2_DPLL_SHIFT,
- PLL_MOD,
- CM_AUTOIDLE2);
-
/*
* Enable control of expternal oscillator through
* sys_clkreq. In the long run clock framework should
pwrst->pwrdm == core_pwrdm &&
state == PWRDM_POWER_OFF) {
pwrst->next_state = PWRDM_POWER_RET;
- WARN_ONCE(1,
- "%s: Core OFF disabled due to errata i583\n",
+ pr_warn("%s: Core OFF disabled due to errata i583\n",
__func__);
} else {
pwrst->next_state = state;
static int __init clkdms_setup(struct clockdomain *clkdm, void *unused)
{
if (clkdm->flags & CLKDM_CAN_ENABLE_AUTO)
- omap2_clkdm_allow_idle(clkdm);
+ clkdm_allow_idle(clkdm);
else if (clkdm->flags & CLKDM_CAN_FORCE_SLEEP &&
atomic_read(&clkdm->usecount) == 0)
- omap2_clkdm_sleep(clkdm);
+ clkdm_sleep(clkdm);
return 0;
}
#include <linux/pm_runtime.h>
#include <plat/common.h>
- #include <plat/smartreflex.h>
#include "pm.h"
+ #include "smartreflex.h"
#define SMARTREFLEX_NAME_LEN 16
#define NVALUE_NAME_LEN 40
struct list_head node;
struct omap_sr_nvalue_table *nvalue_table;
struct voltagedomain *voltdm;
+ struct dentry *dbg_dir;
};
/* sr_list contains all the instances of smartreflex module */
if (sr_class->class_type == SR_CLASS2 &&
sr_class->notify_flags && sr_info->irq) {
- name = kzalloc(SMARTREFLEX_NAME_LEN + 1, GFP_KERNEL);
- strcpy(name, "sr_");
- strcat(name, sr_info->voltdm->name);
+ name = kasprintf(GFP_KERNEL, "sr_%s", sr_info->voltdm->name);
+ if (name == NULL) {
+ ret = -ENOMEM;
+ goto error;
+ }
ret = request_irq(sr_info->irq, sr_interrupt,
0, name, (void *)sr_info);
if (ret)
dev_err(&sr_info->pdev->dev, "%s: ERROR in registering"
"interrupt handler. Smartreflex will"
"not function as desired\n", __func__);
+ kfree(name);
kfree(sr_info);
return ret;
}
struct omap_sr *sr_info = kzalloc(sizeof(struct omap_sr), GFP_KERNEL);
struct omap_sr_data *pdata = pdev->dev.platform_data;
struct resource *mem, *irq;
- struct dentry *vdd_dbg_dir, *dbg_dir, *nvalue_dir;
+ struct dentry *vdd_dbg_dir, *nvalue_dir;
struct omap_volt_data *volt_data;
int i, ret = 0;
ret = sr_late_init(sr_info);
if (ret) {
pr_warning("%s: Error in SR late init\n", __func__);
- return ret;
+ goto err_release_region;
}
}
* not try to create rest of the debugfs entries.
*/
vdd_dbg_dir = omap_voltage_get_dbgdir(sr_info->voltdm);
- if (!vdd_dbg_dir)
- return -EINVAL;
+ if (!vdd_dbg_dir) {
+ ret = -EINVAL;
+ goto err_release_region;
+ }
- dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir);
- if (IS_ERR(dbg_dir)) {
+ sr_info->dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir);
+ if (IS_ERR(sr_info->dbg_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n",
__func__);
- return PTR_ERR(dbg_dir);
+ ret = PTR_ERR(sr_info->dbg_dir);
+ goto err_release_region;
}
- (void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR, dbg_dir,
- (void *)sr_info, &pm_sr_fops);
- (void) debugfs_create_x32("errweight", S_IRUGO, dbg_dir,
+ (void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR,
+ sr_info->dbg_dir, (void *)sr_info, &pm_sr_fops);
+ (void) debugfs_create_x32("errweight", S_IRUGO, sr_info->dbg_dir,
&sr_info->err_weight);
- (void) debugfs_create_x32("errmaxlimit", S_IRUGO, dbg_dir,
+ (void) debugfs_create_x32("errmaxlimit", S_IRUGO, sr_info->dbg_dir,
&sr_info->err_maxlimit);
- (void) debugfs_create_x32("errminlimit", S_IRUGO, dbg_dir,
+ (void) debugfs_create_x32("errminlimit", S_IRUGO, sr_info->dbg_dir,
&sr_info->err_minlimit);
- nvalue_dir = debugfs_create_dir("nvalue", dbg_dir);
+ nvalue_dir = debugfs_create_dir("nvalue", sr_info->dbg_dir);
if (IS_ERR(nvalue_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory"
"for n-values\n", __func__);
- return PTR_ERR(nvalue_dir);
+ ret = PTR_ERR(nvalue_dir);
+ goto err_release_region;
}
omap_voltage_get_volttable(sr_info->voltdm, &volt_data);
" corresponding vdd vdd_%s. Cannot create debugfs"
"entries for n-values\n",
__func__, sr_info->voltdm->name);
- return -ENODATA;
+ ret = -ENODATA;
+ goto err_release_region;
}
for (i = 0; i < sr_info->nvalue_count; i++) {
- char *name;
- char volt_name[32];
-
- name = kzalloc(NVALUE_NAME_LEN + 1, GFP_KERNEL);
- if (!name) {
- dev_err(&pdev->dev, "%s: Unable to allocate memory"
- " for n-value directory name\n", __func__);
- return -ENOMEM;
- }
+ char name[NVALUE_NAME_LEN + 1];
- strcpy(name, "volt_");
- sprintf(volt_name, "%d", volt_data[i].volt_nominal);
- strcat(name, volt_name);
+ snprintf(name, sizeof(name), "volt_%d",
+ volt_data[i].volt_nominal);
(void) debugfs_create_x32(name, S_IRUGO | S_IWUSR, nvalue_dir,
&(sr_info->nvalue_table[i].nvalue));
}
if (sr_info->autocomp_active)
sr_stop_vddautocomp(sr_info);
+ if (sr_info->dbg_dir)
+ debugfs_remove_recursive(sr_info->dbg_dir);
list_del(&sr_info->node);
iounmap(sr_info->base);
projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / commitdiff