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[ARM] pxa/vpac270: Add PMIC support

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This patch adds support for the MAX1587A used on Voipac PXA270 board.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Marek Vasut 2010-05-21 03:12:43 +02:00 committed by Eric Miao
parent 9b2dbdc7c9
commit 54e70bffd8
1 changed files with 57 additions and 1 deletions
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58
arch/arm/mach-pxa/vpac270.c
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@ -25,6 +25,7 @@
#include <linux/dm9000.h>
#include <linux/ucb1400.h>
#include <linux/ata_platform.h>
#include <linux/regulator/max1586.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@ -465,7 +466,6 @@ static struct i2c_board_info __initdata vpac270_i2c_devs[] = {
static void __init vpac270_rtc_init(void)
{
pxa_set_i2c_info(NULL);
i2c_register_board_info(0, ARRAY_AND_SIZE(vpac270_i2c_devs));
}
#else
@ -587,6 +587,59 @@ static void __init vpac270_ide_init(void)
static inline void vpac270_ide_init(void) {}
#endif
/******************************************************************************
* Core power regulator
******************************************************************************/
#if defined(CONFIG_REGULATOR_MAX1586) || \
defined(CONFIG_REGULATOR_MAX1586_MODULE)
static struct regulator_consumer_supply vpac270_max1587a_consumers[] = {
{
.supply = "vcc_core",
}
};
static struct regulator_init_data vpac270_max1587a_v3_info = {
.constraints = {
.name = "vcc_core range",
.min_uV = 900000,
.max_uV = 1705000,
.always_on = 1,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
},
.consumer_supplies = vpac270_max1587a_consumers,
.num_consumer_supplies = ARRAY_SIZE(vpac270_max1587a_consumers),
};
static struct max1586_subdev_data vpac270_max1587a_subdevs[] = {
{
.name = "vcc_core",
.id = MAX1586_V3,
.platform_data = &vpac270_max1587a_v3_info,
}
};
static struct max1586_platform_data vpac270_max1587a_info = {
.subdevs = vpac270_max1587a_subdevs,
.num_subdevs = ARRAY_SIZE(vpac270_max1587a_subdevs),
.v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
};
static struct i2c_board_info __initdata vpac270_pi2c_board_info[] = {
{
I2C_BOARD_INFO("max1586", 0x14),
.platform_data = &vpac270_max1587a_info,
},
};
static void __init vpac270_pmic_init(void)
{
i2c_register_board_info(1, ARRAY_AND_SIZE(vpac270_pi2c_board_info));
}
#else
static inline void vpac270_pmic_init(void) {}
#endif
/******************************************************************************
* Machine init
******************************************************************************/
@ -597,7 +650,10 @@ static void __init vpac270_init(void)
pxa_set_ffuart_info(NULL);
pxa_set_btuart_info(NULL);
pxa_set_stuart_info(NULL);
pxa_set_i2c_info(NULL);
pxa27x_set_i2c_power_info(NULL);
vpac270_pmic_init();
vpac270_lcd_init();
vpac270_mmc_init();
vpac270_nor_init();