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Commit 2503991a authored by Haojian Zhuang's avatar Haojian Zhuang Committed by Eric Miao
Browse files

[ARM] mmp: append device support in jasper 



Support regulator MAX8649, PMIC MAX8925 into the Jasper.
Backlight & power supply components of MAX8925 are enabled in Jasper.

Signed-off-by: default avatarHaojian Zhuang <haojian.zhuang@marvell.com>
Acked-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent fed24055

arch/arm/mach-mmp/jasper.c

+64 −0
Original line number Diff line number Diff line
@@ -15,12 +15,16 @@ 
#include <linux/platform_device.h>

#include <linux/io.h>

#include <linux/gpio.h>

#include <linux/regulator/machine.h>

#include <linux/regulator/max8649.h>

#include <linux/mfd/max8925.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>

#include <mach/addr-map.h>

#include <mach/mfp-mmp2.h>

#include <mach/mmp2.h>

#include <mach/irqs.h>



#include "common.h"
@@ -58,6 +62,63 @@ static unsigned long jasper_pin_config[] __initdata = { 
	GPIO149_ND_CLE,

	GPIO112_ND_RDY0,

	GPIO160_ND_RDY1,



	/* PMIC */

	PMIC_PMIC_INT | MFP_LPM_EDGE_FALL,

};



static struct regulator_consumer_supply max8649_supply[] = {

	REGULATOR_SUPPLY("vcc_core", NULL),

};



static struct regulator_init_data max8649_init_data = {

	.constraints	= {

		.name		= "vcc_core range",

		.min_uV		= 1150000,

		.max_uV		= 1280000,

		.always_on	= 1,

		.boot_on	= 1,

		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,

	},

	.num_consumer_supplies	= 1,

	.consumer_supplies	= &max8649_supply[0],

};



static struct max8649_platform_data jasper_max8649_info = {

	.mode		= 2,	/* VID1 = 1, VID0 = 0 */

	.extclk		= 0,

	.ramp_timing	= MAX8649_RAMP_32MV,

	.regulator	= &max8649_init_data,

};



static struct max8925_backlight_pdata jasper_backlight_data = {

	.dual_string	= 0,

};



static struct max8925_power_pdata jasper_power_data = {

	.batt_detect		= 0,	/* can't detect battery by ID pin */

	.topoff_threshold	= MAX8925_TOPOFF_THR_10PER,

	.fast_charge		= MAX8925_FCHG_1000MA,

};



static struct max8925_platform_data jasper_max8925_info = {

	.backlight		= &jasper_backlight_data,

	.power			= &jasper_power_data,

	.irq_base		= IRQ_BOARD_START,

};



static struct i2c_board_info jasper_twsi1_info[] = {

	[0] = {

		.type		= "max8649",

		.addr		= 0x60,

		.platform_data	= &jasper_max8649_info,

	},

	[1] = {

		.type		= "max8925",

		.addr		= 0x3c,

		.irq		= IRQ_MMP2_PMIC,

		.platform_data	= &jasper_max8925_info,

	},

};



static void __init jasper_init(void)
@@ -67,6 +128,9 @@ static void __init jasper_init(void) 
	/* on-chip devices */

	mmp2_add_uart(1);

	mmp2_add_uart(3);

	mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(jasper_twsi1_info));



	regulator_has_full_constraints();

}



MACHINE_START(MARVELL_JASPER, "Jasper Development Platform")