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ARM: tegra: harmony: initialize the TPS65862 PMIC

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Initialize the PMIC voltage regulators and provide the supply map for
PCI-e clock supply. The rest of the supplies should be added together
with the drivers that use them.

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
CC: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Mike Rapoport 2011-03-09 16:31:18 +02:00 committed by Olof Johansson
parent 944d46b534
commit 6f168f2fa6
4 changed files with 120 additions and 0 deletions
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1
arch/arm/mach-tegra/Makefile
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@ -21,6 +21,7 @@ obj-$(CONFIG_TEGRA_PCI) += pcie.o
obj-${CONFIG_MACH_HARMONY} += board-harmony.o
obj-${CONFIG_MACH_HARMONY} += board-harmony-pinmux.o
obj-${CONFIG_MACH_HARMONY} += board-harmony-pcie.o
obj-${CONFIG_MACH_HARMONY} += board-harmony-power.o
obj-${CONFIG_MACH_PAZ00} += board-paz00.o
obj-${CONFIG_MACH_PAZ00} += board-paz00-pinmux.o

117
arch/arm/mach-tegra/board-harmony-power.c Normal file
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@ -0,0 +1,117 @@
/*
* Copyright (C) 2010 NVIDIA, Inc.
*
* 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., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307, USA
*/
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/regulator/machine.h>
#include <linux/mfd/tps6586x.h>
#include <mach/irqs.h>
#define PMC_CTRL 0x0
#define PMC_CTRL_INTR_LOW (1 << 17)
static struct regulator_consumer_supply tps658621_ldo0_supply[] = {
REGULATOR_SUPPLY("pex_clk", NULL),
};
static struct regulator_init_data ldo0_data = {
.constraints = {
.min_uV = 1250 * 1000,
.max_uV = 3300 * 1000,
.valid_modes_mask = (REGULATOR_MODE_NORMAL |
REGULATOR_MODE_STANDBY),
.valid_ops_mask = (REGULATOR_CHANGE_MODE |
REGULATOR_CHANGE_STATUS |
REGULATOR_CHANGE_VOLTAGE),
},
.num_consumer_supplies = ARRAY_SIZE(tps658621_ldo0_supply),
.consumer_supplies = tps658621_ldo0_supply,
};
#define HARMONY_REGULATOR_INIT(_id, _minmv, _maxmv) \
static struct regulator_init_data _id##_data = { \
.constraints = { \
.min_uV = (_minmv)*1000, \
.max_uV = (_maxmv)*1000, \
.valid_modes_mask = (REGULATOR_MODE_NORMAL | \
REGULATOR_MODE_STANDBY), \
.valid_ops_mask = (REGULATOR_CHANGE_MODE | \
REGULATOR_CHANGE_STATUS | \
REGULATOR_CHANGE_VOLTAGE), \
}, \
}
HARMONY_REGULATOR_INIT(sm0, 725, 1500);
HARMONY_REGULATOR_INIT(sm1, 725, 1500);
HARMONY_REGULATOR_INIT(sm2, 3000, 4550);
HARMONY_REGULATOR_INIT(ldo1, 725, 1500);
HARMONY_REGULATOR_INIT(ldo2, 725, 1500);
HARMONY_REGULATOR_INIT(ldo3, 1250, 3300);
HARMONY_REGULATOR_INIT(ldo4, 1700, 2475);
HARMONY_REGULATOR_INIT(ldo5, 1250, 3300);
HARMONY_REGULATOR_INIT(ldo6, 1250, 3300);
HARMONY_REGULATOR_INIT(ldo7, 1250, 3300);
HARMONY_REGULATOR_INIT(ldo8, 1250, 3300);
HARMONY_REGULATOR_INIT(ldo9, 1250, 3300);
#define TPS_REG(_id, _data) \
{ \
.id = TPS6586X_ID_##_id, \
.name = "tps6586x-regulator", \
.platform_data = _data, \
}
static struct tps6586x_subdev_info tps_devs[] = {
TPS_REG(SM_0, &sm0_data),
TPS_REG(SM_1, &sm1_data),
TPS_REG(SM_2, &sm2_data),
TPS_REG(LDO_0, &ldo0_data),
TPS_REG(LDO_1, &ldo1_data),
TPS_REG(LDO_2, &ldo2_data),
TPS_REG(LDO_3, &ldo3_data),
TPS_REG(LDO_4, &ldo4_data),
TPS_REG(LDO_5, &ldo5_data),
TPS_REG(LDO_6, &ldo6_data),
TPS_REG(LDO_7, &ldo7_data),
TPS_REG(LDO_8, &ldo8_data),
TPS_REG(LDO_9, &ldo9_data),
};
static struct tps6586x_platform_data tps_platform = {
.irq_base = TEGRA_NR_IRQS,
.num_subdevs = ARRAY_SIZE(tps_devs),
.subdevs = tps_devs,
.gpio_base = TEGRA_NR_GPIOS,
};
static struct i2c_board_info __initdata harmony_regulators[] = {
{
I2C_BOARD_INFO("tps6586x", 0x34),
.irq = INT_EXTERNAL_PMU,
.platform_data = &tps_platform,
},
};
int __init harmony_regulator_init(void)
{
i2c_register_board_info(3, harmony_regulators, 1);
return 0;
}

1
arch/arm/mach-tegra/board-harmony.c
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@ -196,6 +196,7 @@ static void __init tegra_harmony_init(void)
platform_add_devices(harmony_devices, ARRAY_SIZE(harmony_devices));
harmony_i2c_init();
harmony_regulator_init();
}
MACHINE_START(HARMONY, "harmony")

1
arch/arm/mach-tegra/board-harmony.h
View File

@ -32,5 +32,6 @@
#define TEGRA_GPIO_EXT_MIC_EN TEGRA_GPIO_PX1
void harmony_pinmux_init(void);
int harmony_regulator_init(void);
#endif