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
/*
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* linux/arch/arm/mach-mmp/jasper.c
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*
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* Support for the Marvell Jasper Development Platform.
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*
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* Copyright (C) 2009-2010 Marvell International Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* publishhed by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/platform_device.h>
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#include <linux/io.h>
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#include <linux/gpio.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/max8649.h>
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#include <linux/mfd/max8925.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <mach/addr-map.h>
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#include <mach/mfp-mmp2.h>
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#include <mach/mmp2.h>
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#include <mach/irqs.h>
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#include "common.h"
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static unsigned long jasper_pin_config[] __initdata = {
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/* UART1 */
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GPIO29_UART1_RXD,
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GPIO30_UART1_TXD,
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/* UART3 */
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GPIO51_UART3_RXD,
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GPIO52_UART3_TXD,
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/* DFI */
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GPIO168_DFI_D0,
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GPIO167_DFI_D1,
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GPIO166_DFI_D2,
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GPIO165_DFI_D3,
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GPIO107_DFI_D4,
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GPIO106_DFI_D5,
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GPIO105_DFI_D6,
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GPIO104_DFI_D7,
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GPIO111_DFI_D8,
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GPIO164_DFI_D9,
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GPIO163_DFI_D10,
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GPIO162_DFI_D11,
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GPIO161_DFI_D12,
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GPIO110_DFI_D13,
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GPIO109_DFI_D14,
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GPIO108_DFI_D15,
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GPIO143_ND_nCS0,
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GPIO144_ND_nCS1,
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GPIO147_ND_nWE,
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GPIO148_ND_nRE,
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GPIO150_ND_ALE,
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GPIO149_ND_CLE,
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GPIO112_ND_RDY0,
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GPIO160_ND_RDY1,
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/* PMIC */
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PMIC_PMIC_INT | MFP_LPM_EDGE_FALL,
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};
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static struct regulator_consumer_supply max8649_supply[] = {
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REGULATOR_SUPPLY("vcc_core", NULL),
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};
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static struct regulator_init_data max8649_init_data = {
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.constraints = {
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.name = "vcc_core range",
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.min_uV = 1150000,
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.max_uV = 1280000,
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.always_on = 1,
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.boot_on = 1,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = &max8649_supply[0],
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};
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static struct max8649_platform_data jasper_max8649_info = {
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.mode = 2, /* VID1 = 1, VID0 = 0 */
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.extclk = 0,
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.ramp_timing = MAX8649_RAMP_32MV,
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.regulator = &max8649_init_data,
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};
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static struct max8925_backlight_pdata jasper_backlight_data = {
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.dual_string = 0,
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};
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static struct max8925_power_pdata jasper_power_data = {
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.batt_detect = 0, /* can't detect battery by ID pin */
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.topoff_threshold = MAX8925_TOPOFF_THR_10PER,
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.fast_charge = MAX8925_FCHG_1000MA,
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};
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static struct max8925_platform_data jasper_max8925_info = {
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.backlight = &jasper_backlight_data,
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.power = &jasper_power_data,
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.irq_base = IRQ_BOARD_START,
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};
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static struct i2c_board_info jasper_twsi1_info[] = {
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[0] = {
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.type = "max8649",
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.addr = 0x60,
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.platform_data = &jasper_max8649_info,
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},
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[1] = {
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.type = "max8925",
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.addr = 0x3c,
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.irq = IRQ_MMP2_PMIC,
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.platform_data = &jasper_max8925_info,
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},
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};
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static void __init jasper_init(void)
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{
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mfp_config(ARRAY_AND_SIZE(jasper_pin_config));
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/* on-chip devices */
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mmp2_add_uart(1);
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mmp2_add_uart(3);
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mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(jasper_twsi1_info));
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regulator_has_full_constraints();
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}
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MACHINE_START(MARVELL_JASPER, "Jasper Development Platform")
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.phys_io = APB_PHYS_BASE,
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.boot_params = 0x00000100,
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.io_pg_offst = (APB_VIRT_BASE >> 18) & 0xfffc,
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.map_io = pxa_map_io,
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.init_irq = mmp2_init_irq,
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.timer = &mmp2_timer,
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.init_machine = jasper_init,
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MACHINE_END
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