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android_kernel_samsung_univ.../arch/arm/mach-omap2/twl-common.c
Tero Kristo 49c008ecce arm: omap3: twl: add external controllers for core voltage regulators 
VDD1 and VDD2 now use voltage processor for controlling the regulators.
This is done by passing additional voltdm data during the regulator init.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Reviewed-by: Kevin Hilman <khilman@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2012-03-06 17:36:08 -08:00

394 lines
11 KiB
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/*
* twl-common.c
*
* Copyright (C) 2011 Texas Instruments, Inc..
* Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
*
* 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.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include <linux/i2c.h>
#include <linux/i2c/twl.h>
#include <linux/gpio.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
#include <plat/i2c.h>
#include <plat/usb.h>
#include "twl-common.h"
#include "pm.h"
#include "voltage.h"
static struct i2c_board_info __initdata pmic_i2c_board_info = {
.addr = 0x48,
.flags = I2C_CLIENT_WAKE,
};
static int twl_set_voltage(void *data, int target_uV)
{
struct voltagedomain *voltdm = (struct voltagedomain *)data;
return voltdm_scale(voltdm, target_uV);
}
static int twl_get_voltage(void *data)
{
struct voltagedomain *voltdm = (struct voltagedomain *)data;
return voltdm_get_voltage(voltdm);
}
void __init omap_pmic_init(int bus, u32 clkrate,
const char *pmic_type, int pmic_irq,
struct twl4030_platform_data *pmic_data)
{
strncpy(pmic_i2c_board_info.type, pmic_type,
sizeof(pmic_i2c_board_info.type));
pmic_i2c_board_info.irq = pmic_irq;
pmic_i2c_board_info.platform_data = pmic_data;
omap_register_i2c_bus(bus, clkrate, &pmic_i2c_board_info, 1);
}
void __init omap_pmic_late_init(void)
{
/* Init the OMAP TWL parameters (if PMIC has been registerd) */
if (!pmic_i2c_board_info.irq)
return;
omap3_twl_init();
omap4_twl_init();
}
#if defined(CONFIG_ARCH_OMAP3)
static struct twl4030_usb_data omap3_usb_pdata = {
.usb_mode = T2_USB_MODE_ULPI,
};
static int omap3_batt_table[] = {
/* 0 C */
30800, 29500, 28300, 27100,
26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900,
17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100,
11600, 11200, 10800, 10400, 10000, 9630, 9280, 8950, 8620, 8310,
8020, 7730, 7460, 7200, 6950, 6710, 6470, 6250, 6040, 5830,
5640, 5450, 5260, 5090, 4920, 4760, 4600, 4450, 4310, 4170,
4040, 3910, 3790, 3670, 3550
};
static struct twl4030_bci_platform_data omap3_bci_pdata = {
.battery_tmp_tbl = omap3_batt_table,
.tblsize = ARRAY_SIZE(omap3_batt_table),
};
static struct twl4030_madc_platform_data omap3_madc_pdata = {
.irq_line = 1,
};
static struct twl4030_codec_data omap3_codec;
static struct twl4030_audio_data omap3_audio_pdata = {
.audio_mclk = 26000000,
.codec = &omap3_codec,
};
static struct regulator_consumer_supply omap3_vdda_dac_supplies[] = {
REGULATOR_SUPPLY("vdda_dac", "omapdss_venc"),
};
static struct regulator_init_data omap3_vdac_idata = {
.constraints = {
.min_uV = 1800000,
.max_uV = 1800000,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(omap3_vdda_dac_supplies),
.consumer_supplies = omap3_vdda_dac_supplies,
};
static struct regulator_consumer_supply omap3_vpll2_supplies[] = {
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
};
static struct regulator_init_data omap3_vpll2_idata = {
.constraints = {
.min_uV = 1800000,
.max_uV = 1800000,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(omap3_vpll2_supplies),
.consumer_supplies = omap3_vpll2_supplies,
};
static struct regulator_consumer_supply omap3_vdd1_supply[] = {
REGULATOR_SUPPLY("vcc", "mpu.0"),
};
static struct regulator_consumer_supply omap3_vdd2_supply[] = {
REGULATOR_SUPPLY("vcc", "l3_main.0"),
};
static struct regulator_init_data omap3_vdd1 = {
.constraints = {
.name = "vdd_mpu_iva",
.min_uV = 600000,
.max_uV = 1450000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
},
.num_consumer_supplies = ARRAY_SIZE(omap3_vdd1_supply),
.consumer_supplies = omap3_vdd1_supply,
};
static struct regulator_init_data omap3_vdd2 = {
.constraints = {
.name = "vdd_core",
.min_uV = 600000,
.max_uV = 1450000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
},
.num_consumer_supplies = ARRAY_SIZE(omap3_vdd2_supply),
.consumer_supplies = omap3_vdd2_supply,
};
static struct twl_regulator_driver_data omap3_vdd1_drvdata = {
.get_voltage = twl_get_voltage,
.set_voltage = twl_set_voltage,
};
static struct twl_regulator_driver_data omap3_vdd2_drvdata = {
.get_voltage = twl_get_voltage,
.set_voltage = twl_set_voltage,
};
void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data,
u32 pdata_flags, u32 regulators_flags)
{
if (!pmic_data->irq_base)
pmic_data->irq_base = TWL4030_IRQ_BASE;
if (!pmic_data->irq_end)
pmic_data->irq_end = TWL4030_IRQ_END;
if (!pmic_data->vdd1) {
omap3_vdd1.driver_data = &omap3_vdd1_drvdata;
omap3_vdd1_drvdata.data = voltdm_lookup("mpu_iva");
pmic_data->vdd1 = &omap3_vdd1;
}
if (!pmic_data->vdd2) {
omap3_vdd2.driver_data = &omap3_vdd2_drvdata;
omap3_vdd2_drvdata.data = voltdm_lookup("core");
pmic_data->vdd2 = &omap3_vdd2;
}
/* Common platform data configurations */
if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
pmic_data->usb = &omap3_usb_pdata;
if (pdata_flags & TWL_COMMON_PDATA_BCI && !pmic_data->bci)
pmic_data->bci = &omap3_bci_pdata;
if (pdata_flags & TWL_COMMON_PDATA_MADC && !pmic_data->madc)
pmic_data->madc = &omap3_madc_pdata;
if (pdata_flags & TWL_COMMON_PDATA_AUDIO && !pmic_data->audio)
pmic_data->audio = &omap3_audio_pdata;
/* Common regulator configurations */
if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac)
pmic_data->vdac = &omap3_vdac_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_VPLL2 && !pmic_data->vpll2)
pmic_data->vpll2 = &omap3_vpll2_idata;
}
#endif /* CONFIG_ARCH_OMAP3 */
#if defined(CONFIG_ARCH_OMAP4)
static struct twl4030_usb_data omap4_usb_pdata = {
.phy_init = omap4430_phy_init,
.phy_exit = omap4430_phy_exit,
.phy_power = omap4430_phy_power,
.phy_set_clock = omap4430_phy_set_clk,
.phy_suspend = omap4430_phy_suspend,
};
static struct regulator_init_data omap4_vdac_idata = {
.constraints = {
.min_uV = 1800000,
.max_uV = 1800000,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
};
static struct regulator_init_data omap4_vaux2_idata = {
.constraints = {
.min_uV = 1200000,
.max_uV = 2800000,
.apply_uV = true,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
| REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
};
static struct regulator_init_data omap4_vaux3_idata = {
.constraints = {
.min_uV = 1000000,
.max_uV = 3000000,
.apply_uV = true,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
| REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
};
static struct regulator_consumer_supply omap4_vmmc_supply[] = {
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
};
/* VMMC1 for MMC1 card */
static struct regulator_init_data omap4_vmmc_idata = {
.constraints = {
.min_uV = 1200000,
.max_uV = 3000000,
.apply_uV = true,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
| REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(omap4_vmmc_supply),
.consumer_supplies = omap4_vmmc_supply,
};
static struct regulator_init_data omap4_vpp_idata = {
.constraints = {
.min_uV = 1800000,
.max_uV = 2500000,
.apply_uV = true,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
| REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
};
static struct regulator_init_data omap4_vana_idata = {
.constraints = {
.min_uV = 2100000,
.max_uV = 2100000,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
};
static struct regulator_consumer_supply omap4_vcxio_supply[] = {
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dss"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.1"),
};
static struct regulator_init_data omap4_vcxio_idata = {
.constraints = {
.min_uV = 1800000,
.max_uV = 1800000,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
.always_on = true,
},
.num_consumer_supplies = ARRAY_SIZE(omap4_vcxio_supply),
.consumer_supplies = omap4_vcxio_supply,
};
static struct regulator_init_data omap4_vusb_idata = {
.constraints = {
.min_uV = 3300000,
.max_uV = 3300000,
.apply_uV = true,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS,
},
};
static struct regulator_init_data omap4_clk32kg_idata = {
.constraints = {
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
},
};
void __init omap4_pmic_get_config(struct twl4030_platform_data *pmic_data,
u32 pdata_flags, u32 regulators_flags)
{
if (!pmic_data->irq_base)
pmic_data->irq_base = TWL6030_IRQ_BASE;
if (!pmic_data->irq_end)
pmic_data->irq_end = TWL6030_IRQ_END;
/* Common platform data configurations */
if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
pmic_data->usb = &omap4_usb_pdata;
/* Common regulator configurations */
if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac)
pmic_data->vdac = &omap4_vdac_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_VAUX2 && !pmic_data->vaux2)
pmic_data->vaux2 = &omap4_vaux2_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_VAUX3 && !pmic_data->vaux3)
pmic_data->vaux3 = &omap4_vaux3_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_VMMC && !pmic_data->vmmc)
pmic_data->vmmc = &omap4_vmmc_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_VPP && !pmic_data->vpp)
pmic_data->vpp = &omap4_vpp_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_VANA && !pmic_data->vana)
pmic_data->vana = &omap4_vana_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_VCXIO && !pmic_data->vcxio)
pmic_data->vcxio = &omap4_vcxio_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_VUSB && !pmic_data->vusb)
pmic_data->vusb = &omap4_vusb_idata;
if (regulators_flags & TWL_COMMON_REGULATOR_CLK32KG &&
!pmic_data->clk32kg)
pmic_data->clk32kg = &omap4_clk32kg_idata;
}
#endif /* CONFIG_ARCH_OMAP4 */
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