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|
/*
* Support for HTC Magician PDA phones:
* i-mate JAM, O2 Xda mini, Orange SPV M500, Qtek s100, Qtek s110
* and T-Mobile MDA Compact.
*
* Copyright (c) 2006-2007 Philipp Zabel
*
* Based on hx4700.c, spitz.c and others.
*
* 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
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/mfd/htc-egpio.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
#include <linux/mtd/physmap.h>
#include <linux/pda_power.h>
#include <asm/gpio.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/arch/magician.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/i2c.h>
#include <asm/arch/mmc.h>
#include <asm/arch/irda.h>
#include <asm/arch/ohci.h>
#include "generic.h"
/*
* IRDA
*/
static void magician_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO83_MAGICIAN_nIR_EN, mode & IR_OFF);
}
static struct pxaficp_platform_data magician_ficp_info = {
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = magician_irda_transceiver_mode,
};
/*
* GPIO Keys
*/
static struct gpio_keys_button magician_button_table[] = {
{KEY_POWER, GPIO0_MAGICIAN_KEY_POWER, 0, "Power button"},
{KEY_ESC, GPIO37_MAGICIAN_KEY_HANGUP, 0, "Hangup button"},
{KEY_F10, GPIO38_MAGICIAN_KEY_CONTACTS, 0, "Contacts button"},
{KEY_CALENDAR, GPIO90_MAGICIAN_KEY_CALENDAR, 0, "Calendar button"},
{KEY_CAMERA, GPIO91_MAGICIAN_KEY_CAMERA, 0, "Camera button"},
{KEY_UP, GPIO93_MAGICIAN_KEY_UP, 0, "Up button"},
{KEY_DOWN, GPIO94_MAGICIAN_KEY_DOWN, 0, "Down button"},
{KEY_LEFT, GPIO95_MAGICIAN_KEY_LEFT, 0, "Left button"},
{KEY_RIGHT, GPIO96_MAGICIAN_KEY_RIGHT, 0, "Right button"},
{KEY_KPENTER, GPIO97_MAGICIAN_KEY_ENTER, 0, "Action button"},
{KEY_RECORD, GPIO98_MAGICIAN_KEY_RECORD, 0, "Record button"},
{KEY_VOLUMEUP, GPIO100_MAGICIAN_KEY_VOL_UP, 0, "Volume up"},
{KEY_VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, 0, "Volume down"},
{KEY_PHONE, GPIO102_MAGICIAN_KEY_PHONE, 0, "Phone button"},
{KEY_PLAY, GPIO99_MAGICIAN_HEADPHONE_IN, 0, "Headset button"},
};
static struct gpio_keys_platform_data gpio_keys_data = {
.buttons = magician_button_table,
.nbuttons = ARRAY_SIZE(magician_button_table),
};
static struct platform_device gpio_keys = {
.name = "gpio-keys",
.dev = {
.platform_data = &gpio_keys_data,
},
.id = -1,
};
/*
* EGPIO (Xilinx CPLD)
*
* 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input
*/
static struct resource egpio_resources[] = {
[0] = {
.start = PXA_CS3_PHYS,
.end = PXA_CS3_PHYS + 0x20,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
.end = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
.flags = IORESOURCE_IRQ,
},
};
static struct htc_egpio_chip egpio_chips[] = {
[0] = {
.reg_start = 0,
.gpio_base = MAGICIAN_EGPIO(0, 0),
.num_gpios = 24,
.direction = HTC_EGPIO_OUTPUT,
.initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
},
[1] = {
.reg_start = 4,
.gpio_base = MAGICIAN_EGPIO(4, 0),
.num_gpios = 24,
.direction = HTC_EGPIO_INPUT,
},
};
static struct htc_egpio_platform_data egpio_info = {
.reg_width = 8,
.bus_width = 32,
.irq_base = IRQ_BOARD_START,
.num_irqs = 4,
.ack_register = 3,
.chip = egpio_chips,
.num_chips = ARRAY_SIZE(egpio_chips),
};
static struct platform_device egpio = {
.name = "htc-egpio",
.id = -1,
.resource = egpio_resources,
.num_resources = ARRAY_SIZE(egpio_resources),
.dev = {
.platform_data = &egpio_info,
},
};
/*
* LCD - Toppoly TD028STEB1
*/
static struct pxafb_mode_info toppoly_modes[] = {
{
.pixclock = 96153,
.bpp = 16,
.xres = 240,
.yres = 320,
.hsync_len = 11,
.vsync_len = 3,
.left_margin = 19,
.upper_margin = 2,
.right_margin = 10,
.lower_margin = 2,
.sync = 0,
},
};
static struct pxafb_mach_info toppoly_info = {
.modes = toppoly_modes,
.num_modes = 1,
.fixed_modes = 1,
.lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
.lccr3 = LCCR3_PixRsEdg,
};
/*
* Backlight
*/
static void magician_set_bl_intensity(int intensity)
{
if (intensity) {
PWM_CTRL0 = 1;
PWM_PERVAL0 = 0xc8;
PWM_PWDUTY0 = intensity;
pxa_set_cken(CKEN_PWM0, 1);
} else {
pxa_set_cken(CKEN_PWM0, 0);
}
}
static struct generic_bl_info backlight_info = {
.default_intensity = 0x64,
.limit_mask = 0x0b,
.max_intensity = 0xc7,
.set_bl_intensity = magician_set_bl_intensity,
};
static struct platform_device backlight = {
.name = "generic-bl",
.dev = {
.platform_data = &backlight_info,
},
.id = -1,
};
/*
* External power
*/
static int magician_is_ac_online(void)
{
return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC);
}
static int magician_is_usb_online(void)
{
return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_USB);
}
static void magician_set_charge(int flags)
{
gpio_set_value(GPIO30_MAGICIAN_nCHARGE_EN, !flags);
gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags);
}
static struct pda_power_pdata power_supply_info = {
.is_ac_online = magician_is_ac_online,
.is_usb_online = magician_is_usb_online,
.set_charge = magician_set_charge,
};
static struct resource power_supply_resources[] = {
[0] = {
.name = "ac",
.flags = IORESOURCE_IRQ,
.start = IRQ_MAGICIAN_AC,
.end = IRQ_MAGICIAN_AC,
},
[1] = {
.name = "usb",
.flags = IORESOURCE_IRQ,
.start = IRQ_MAGICIAN_AC,
.end = IRQ_MAGICIAN_AC,
},
};
static struct platform_device power_supply = {
.name = "pda-power",
.id = -1,
.dev = {
.platform_data = &power_supply_info,
},
.resource = power_supply_resources,
.num_resources = ARRAY_SIZE(power_supply_resources),
};
/*
* MMC/SD
*/
static int magician_mci_init(struct device *dev,
irq_handler_t detect_irq, void *data)
{
return request_irq(IRQ_MAGICIAN_SD, detect_irq,
IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
"MMC card detect", data);
}
static void magician_mci_setpower(struct device *dev, unsigned int vdd)
{
struct pxamci_platform_data *pdata = dev->platform_data;
gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask);
}
static int magician_mci_get_ro(struct device *dev)
{
return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY));
}
static void magician_mci_exit(struct device *dev, void *data)
{
free_irq(IRQ_MAGICIAN_SD, data);
}
static struct pxamci_platform_data magician_mci_info = {
.ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
.init = magician_mci_init,
.get_ro = magician_mci_get_ro,
.setpower = magician_mci_setpower,
.exit = magician_mci_exit,
};
/*
* USB OHCI
*/
static int magician_ohci_init(struct device *dev)
{
UHCHR = (UHCHR | UHCHR_SSEP2 | UHCHR_PCPL | UHCHR_CGR) &
~(UHCHR_SSEP1 | UHCHR_SSEP3 | UHCHR_SSE);
return 0;
}
static struct pxaohci_platform_data magician_ohci_info = {
.port_mode = PMM_PERPORT_MODE,
.init = magician_ohci_init,
.power_budget = 0,
};
/*
* StrataFlash
*/
static void magician_set_vpp(struct map_info *map, int vpp)
{
gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
}
#define PXA_CS_SIZE 0x04000000
static struct resource strataflash_resource = {
.start = PXA_CS0_PHYS,
.end = PXA_CS0_PHYS + PXA_CS_SIZE - 1,
.flags = IORESOURCE_MEM,
};
static struct physmap_flash_data strataflash_data = {
.width = 4,
.set_vpp = magician_set_vpp,
};
static struct platform_device strataflash = {
.name = "physmap-flash",
.id = -1,
.resource = &strataflash_resource,
.num_resources = 1,
.dev = {
.platform_data = &strataflash_data,
},
};
/*
* Platform devices
*/
static struct platform_device *devices[] __initdata = {
&gpio_keys,
&egpio,
&backlight,
&power_supply,
&strataflash,
};
static void __init magician_init(void)
{
platform_add_devices(devices, ARRAY_SIZE(devices));
pxa_set_i2c_info(NULL);
pxa_set_mci_info(&magician_mci_info);
pxa_set_ohci_info(&magician_ohci_info);
pxa_set_ficp_info(&magician_ficp_info);
set_pxa_fb_info(&toppoly_info);
}
MACHINE_START(MAGICIAN, "HTC Magician")
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa27x_init_irq,
.init_machine = magician_init,
.timer = &pxa_timer,
MACHINE_END
|
