jasper.c
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/*
* 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/gpio-pxa.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/max8649.h>
#include <linux/mfd/max8925.h>
#include <linux/interrupt.h>
#include <mach/irqs.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 "common.h"
#define JASPER_NR_IRQS (MMP_NR_IRQS + 48)
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,
/* MMC1 */
GPIO131_MMC1_DAT3,
GPIO132_MMC1_DAT2,
GPIO133_MMC1_DAT1,
GPIO134_MMC1_DAT0,
GPIO136_MMC1_CMD,
GPIO139_MMC1_CLK,
GPIO140_MMC1_CD,
GPIO141_MMC1_WP,
/* MMC2 */
GPIO37_MMC2_DAT3,
GPIO38_MMC2_DAT2,
GPIO39_MMC2_DAT1,
GPIO40_MMC2_DAT0,
GPIO41_MMC2_CMD,
GPIO42_MMC2_CLK,
/* MMC3 */
GPIO165_MMC3_DAT7,
GPIO162_MMC3_DAT6,
GPIO166_MMC3_DAT5,
GPIO163_MMC3_DAT4,
GPIO167_MMC3_DAT3,
GPIO164_MMC3_DAT2,
GPIO168_MMC3_DAT1,
GPIO111_MMC3_DAT0,
GPIO112_MMC3_CMD,
GPIO151_MMC3_CLK,
};
static struct pxa_gpio_platform_data mmp2_gpio_pdata = {
.irq_base = MMP_GPIO_TO_IRQ(0),
};
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 = MMP_NR_IRQS,
};
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 struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc0 = {
.clk_delay_cycles = 0x1f,
};
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));
platform_device_add_data(&mmp2_device_gpio, &mmp2_gpio_pdata,
sizeof(struct pxa_gpio_platform_data));
platform_device_register(&mmp2_device_gpio);
mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */
regulator_has_full_constraints();
}
MACHINE_START(MARVELL_JASPER, "Jasper Development Platform")
.map_io = mmp_map_io,
.nr_irqs = JASPER_NR_IRQS,
.init_irq = mmp2_init_irq,
.init_time = mmp2_timer_init,
.init_machine = jasper_init,
.restart = mmp_restart,
MACHINE_END