Commit 54e70bff authored by Marek Vasut's avatar Marek Vasut Committed by Eric Miao
Browse files

[ARM] pxa/vpac270: Add PMIC support 



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

Signed-off-by: default avatarMarek Vasut <marek.vasut@gmail.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent 9b2dbdc7

arch/arm/mach-pxa/vpac270.c

+57 −1
Original line number Diff line number Diff line
@@ -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();