forked from luck/tmp_suning_uos_patched
2503991a56
Support regulator MAX8649, PMIC MAX8925 into the Jasper. Backlight & power supply components of MAX8925 are enabled in Jasper. Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
145 lines
3.2 KiB
C
145 lines
3.2 KiB
C
/*
|
|
* linux/arch/arm/mach-mmp/jasper.c
|
|
*
|
|
* Support for the Marvell Jasper Development Platform.
|
|
*
|
|
* Copyright (C) 2009-2010 Marvell International Ltd.
|
|
*
|
|
* 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
|
|
* publishhed by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/kernel.h>
|
|
#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"
|
|
|
|
static unsigned long jasper_pin_config[] __initdata = {
|
|
/* UART1 */
|
|
GPIO29_UART1_RXD,
|
|
GPIO30_UART1_TXD,
|
|
|
|
/* UART3 */
|
|
GPIO51_UART3_RXD,
|
|
GPIO52_UART3_TXD,
|
|
|
|
/* DFI */
|
|
GPIO168_DFI_D0,
|
|
GPIO167_DFI_D1,
|
|
GPIO166_DFI_D2,
|
|
GPIO165_DFI_D3,
|
|
GPIO107_DFI_D4,
|
|
GPIO106_DFI_D5,
|
|
GPIO105_DFI_D6,
|
|
GPIO104_DFI_D7,
|
|
GPIO111_DFI_D8,
|
|
GPIO164_DFI_D9,
|
|
GPIO163_DFI_D10,
|
|
GPIO162_DFI_D11,
|
|
GPIO161_DFI_D12,
|
|
GPIO110_DFI_D13,
|
|
GPIO109_DFI_D14,
|
|
GPIO108_DFI_D15,
|
|
GPIO143_ND_nCS0,
|
|
GPIO144_ND_nCS1,
|
|
GPIO147_ND_nWE,
|
|
GPIO148_ND_nRE,
|
|
GPIO150_ND_ALE,
|
|
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)
|
|
{
|
|
mfp_config(ARRAY_AND_SIZE(jasper_pin_config));
|
|
|
|
/* 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")
|
|
.phys_io = APB_PHYS_BASE,
|
|
.boot_params = 0x00000100,
|
|
.io_pg_offst = (APB_VIRT_BASE >> 18) & 0xfffc,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = mmp2_init_irq,
|
|
.timer = &mmp2_timer,
|
|
.init_machine = jasper_init,
|
|
MACHINE_END
|