forked from Minki/linux
e2c509c7e6
Instead of directly registering an lcd_device, use the platform_lcd driver. This fixes a broken build in case CONFIG_LCD_CLASS_DEVICE is not enabled. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Cc: Ben Dooks <ben-linux-arm@fluff.org> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
881 lines
20 KiB
C
881 lines
20 KiB
C
/*
|
|
* Support for HP iPAQ hx4700 PDAs.
|
|
*
|
|
* Copyright (c) 2008-2009 Philipp Zabel
|
|
*
|
|
* Based on code:
|
|
* Copyright (c) 2004 Hewlett-Packard Company.
|
|
* Copyright (c) 2005 SDG Systems, LLC
|
|
* Copyright (c) 2006 Anton Vorontsov <cbou@mail.ru>
|
|
*
|
|
* 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/delay.h>
|
|
#include <linux/fb.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/gpio_keys.h>
|
|
#include <linux/input.h>
|
|
#include <linux/lcd.h>
|
|
#include <linux/mfd/htc-egpio.h>
|
|
#include <linux/mfd/asic3.h>
|
|
#include <linux/mtd/physmap.h>
|
|
#include <linux/pda_power.h>
|
|
#include <linux/pwm_backlight.h>
|
|
#include <linux/regulator/bq24022.h>
|
|
#include <linux/regulator/machine.h>
|
|
#include <linux/regulator/max1586.h>
|
|
#include <linux/spi/ads7846.h>
|
|
#include <linux/spi/spi.h>
|
|
#include <linux/usb/gpio_vbus.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
|
|
#include <mach/pxa27x.h>
|
|
#include <mach/hx4700.h>
|
|
#include <plat/i2c.h>
|
|
#include <mach/irda.h>
|
|
#include <mach/pxa2xx_spi.h>
|
|
|
|
#include <video/platform_lcd.h>
|
|
#include <video/w100fb.h>
|
|
|
|
#include "devices.h"
|
|
#include "generic.h"
|
|
|
|
/* Physical address space information */
|
|
|
|
#define ATI_W3220_PHYS PXA_CS2_PHYS /* ATI Imageon 3220 Graphics */
|
|
#define ASIC3_PHYS PXA_CS3_PHYS
|
|
#define ASIC3_SD_PHYS (PXA_CS3_PHYS + 0x02000000)
|
|
|
|
static unsigned long hx4700_pin_config[] __initdata = {
|
|
|
|
/* SDRAM and Static Memory I/O Signals */
|
|
GPIO20_nSDCS_2,
|
|
GPIO21_nSDCS_3,
|
|
GPIO15_nCS_1,
|
|
GPIO78_nCS_2, /* W3220 */
|
|
GPIO79_nCS_3, /* ASIC3 */
|
|
GPIO80_nCS_4,
|
|
GPIO33_nCS_5, /* EGPIO, WLAN */
|
|
|
|
/* PC CARD */
|
|
GPIO48_nPOE,
|
|
GPIO49_nPWE,
|
|
GPIO50_nPIOR,
|
|
GPIO51_nPIOW,
|
|
GPIO54_nPCE_2,
|
|
GPIO55_nPREG,
|
|
GPIO56_nPWAIT,
|
|
GPIO57_nIOIS16,
|
|
GPIO85_nPCE_1,
|
|
GPIO104_PSKTSEL,
|
|
|
|
/* I2C */
|
|
GPIO117_I2C_SCL,
|
|
GPIO118_I2C_SDA,
|
|
|
|
/* FFUART (RS-232) */
|
|
GPIO34_FFUART_RXD,
|
|
GPIO35_FFUART_CTS,
|
|
GPIO36_FFUART_DCD,
|
|
GPIO37_FFUART_DSR,
|
|
GPIO38_FFUART_RI,
|
|
GPIO39_FFUART_TXD,
|
|
GPIO40_FFUART_DTR,
|
|
GPIO41_FFUART_RTS,
|
|
|
|
/* BTUART */
|
|
GPIO42_BTUART_RXD,
|
|
GPIO43_BTUART_TXD,
|
|
GPIO44_BTUART_CTS,
|
|
GPIO45_BTUART_RTS,
|
|
|
|
/* PWM 1 (Backlight) */
|
|
GPIO17_PWM1_OUT,
|
|
|
|
/* I2S */
|
|
GPIO28_I2S_BITCLK_OUT,
|
|
GPIO29_I2S_SDATA_IN,
|
|
GPIO30_I2S_SDATA_OUT,
|
|
GPIO31_I2S_SYNC,
|
|
GPIO113_I2S_SYSCLK,
|
|
|
|
/* SSP 1 (NavPoint) */
|
|
GPIO23_SSP1_SCLK,
|
|
GPIO24_SSP1_SFRM,
|
|
GPIO25_SSP1_TXD,
|
|
GPIO26_SSP1_RXD,
|
|
|
|
/* SSP 2 (TSC2046) */
|
|
GPIO19_SSP2_SCLK,
|
|
GPIO86_SSP2_RXD,
|
|
GPIO87_SSP2_TXD,
|
|
GPIO88_GPIO,
|
|
|
|
/* HX4700 specific input GPIOs */
|
|
GPIO12_GPIO, /* ASIC3_IRQ */
|
|
GPIO13_GPIO, /* W3220_IRQ */
|
|
GPIO14_GPIO, /* nWLAN_IRQ */
|
|
|
|
GPIO10_GPIO, /* GSM_IRQ */
|
|
GPIO13_GPIO, /* CPLD_IRQ */
|
|
GPIO107_GPIO, /* DS1WM_IRQ */
|
|
GPIO108_GPIO, /* GSM_READY */
|
|
GPIO58_GPIO, /* TSC2046_nPENIRQ */
|
|
GPIO66_GPIO, /* nSDIO_IRQ */
|
|
};
|
|
|
|
#define HX4700_GPIO_IN(num, _desc) \
|
|
{ .gpio = (num), .dir = 0, .desc = (_desc) }
|
|
#define HX4700_GPIO_OUT(num, _init, _desc) \
|
|
{ .gpio = (num), .dir = 1, .init = (_init), .desc = (_desc) }
|
|
struct gpio_ress {
|
|
unsigned gpio : 8;
|
|
unsigned dir : 1;
|
|
unsigned init : 1;
|
|
char *desc;
|
|
};
|
|
|
|
static int hx4700_gpio_request(struct gpio_ress *gpios, int size)
|
|
{
|
|
int i, rc = 0;
|
|
int gpio;
|
|
int dir;
|
|
|
|
for (i = 0; (!rc) && (i < size); i++) {
|
|
gpio = gpios[i].gpio;
|
|
dir = gpios[i].dir;
|
|
rc = gpio_request(gpio, gpios[i].desc);
|
|
if (rc) {
|
|
pr_err("Error requesting GPIO %d(%s) : %d\n",
|
|
gpio, gpios[i].desc, rc);
|
|
continue;
|
|
}
|
|
if (dir)
|
|
gpio_direction_output(gpio, gpios[i].init);
|
|
else
|
|
gpio_direction_input(gpio);
|
|
}
|
|
while ((rc) && (--i >= 0))
|
|
gpio_free(gpios[i].gpio);
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* IRDA
|
|
*/
|
|
|
|
static void irda_transceiver_mode(struct device *dev, int mode)
|
|
{
|
|
gpio_set_value(GPIO105_HX4700_nIR_ON, mode & IR_OFF);
|
|
}
|
|
|
|
static struct pxaficp_platform_data ficp_info = {
|
|
.transceiver_cap = IR_SIRMODE | IR_OFF,
|
|
.transceiver_mode = irda_transceiver_mode,
|
|
};
|
|
|
|
/*
|
|
* GPIO Keys
|
|
*/
|
|
|
|
#define INIT_KEY(_code, _gpio, _active_low, _desc) \
|
|
{ \
|
|
.code = KEY_##_code, \
|
|
.gpio = _gpio, \
|
|
.active_low = _active_low, \
|
|
.desc = _desc, \
|
|
.type = EV_KEY, \
|
|
.wakeup = 1, \
|
|
}
|
|
|
|
static struct gpio_keys_button gpio_keys_buttons[] = {
|
|
INIT_KEY(POWER, GPIO0_HX4700_nKEY_POWER, 1, "Power button"),
|
|
INIT_KEY(MAIL, GPIO94_HX4700_KEY_MAIL, 0, "Mail button"),
|
|
INIT_KEY(ADDRESSBOOK, GPIO99_HX4700_KEY_CONTACTS,0, "Contacts button"),
|
|
INIT_KEY(RECORD, GPIOD6_nKEY_RECORD, 1, "Record button"),
|
|
INIT_KEY(CALENDAR, GPIOD1_nKEY_CALENDAR, 1, "Calendar button"),
|
|
INIT_KEY(HOMEPAGE, GPIOD3_nKEY_HOME, 1, "Home button"),
|
|
};
|
|
|
|
static struct gpio_keys_platform_data gpio_keys_data = {
|
|
.buttons = gpio_keys_buttons,
|
|
.nbuttons = ARRAY_SIZE(gpio_keys_buttons),
|
|
};
|
|
|
|
static struct platform_device gpio_keys = {
|
|
.name = "gpio-keys",
|
|
.dev = {
|
|
.platform_data = &gpio_keys_data,
|
|
},
|
|
.id = -1,
|
|
};
|
|
|
|
/*
|
|
* ASIC3
|
|
*/
|
|
|
|
static u16 asic3_gpio_config[] = {
|
|
/* ASIC3 GPIO banks A and B along with some of C and D
|
|
implement the buffering for the CF slot. */
|
|
ASIC3_CONFIG_GPIO(0, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(1, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(2, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(3, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(4, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(5, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(6, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(7, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(8, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(9, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(10, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(11, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(12, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(13, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(14, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(15, 1, 1, 0),
|
|
|
|
ASIC3_CONFIG_GPIO(16, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(17, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(18, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(19, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(20, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(21, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(22, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(23, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(24, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(25, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(26, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(27, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(28, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(29, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(30, 1, 1, 0),
|
|
ASIC3_CONFIG_GPIO(31, 1, 1, 0),
|
|
|
|
/* GPIOC - CF, LEDs, SD */
|
|
ASIC3_GPIOC0_LED0, /* red */
|
|
ASIC3_GPIOC1_LED1, /* green */
|
|
ASIC3_GPIOC2_LED2, /* blue */
|
|
ASIC3_GPIOC4_CF_nCD,
|
|
ASIC3_GPIOC5_nCIOW,
|
|
ASIC3_GPIOC6_nCIOR,
|
|
ASIC3_GPIOC7_nPCE_1,
|
|
ASIC3_GPIOC8_nPCE_2,
|
|
ASIC3_GPIOC9_nPOE,
|
|
ASIC3_GPIOC10_nPWE,
|
|
ASIC3_GPIOC11_PSKTSEL,
|
|
ASIC3_GPIOC12_nPREG,
|
|
ASIC3_GPIOC13_nPWAIT,
|
|
ASIC3_GPIOC14_nPIOIS16,
|
|
ASIC3_GPIOC15_nPIOR,
|
|
|
|
/* GPIOD: input GPIOs, CF */
|
|
ASIC3_GPIOD11_nCIOIS16,
|
|
ASIC3_GPIOD12_nCWAIT,
|
|
ASIC3_GPIOD15_nPIOW,
|
|
};
|
|
|
|
static struct resource asic3_resources[] = {
|
|
/* GPIO part */
|
|
[0] = {
|
|
.start = ASIC3_PHYS,
|
|
.end = ASIC3_PHYS + ASIC3_MAP_SIZE_16BIT - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = gpio_to_irq(GPIO12_HX4700_ASIC3_IRQ),
|
|
.end = gpio_to_irq(GPIO12_HX4700_ASIC3_IRQ),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
/* SD part */
|
|
[2] = {
|
|
.start = ASIC3_SD_PHYS,
|
|
.end = ASIC3_SD_PHYS + ASIC3_MAP_SIZE_16BIT - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[3] = {
|
|
.start = gpio_to_irq(GPIO66_HX4700_ASIC3_nSDIO_IRQ),
|
|
.end = gpio_to_irq(GPIO66_HX4700_ASIC3_nSDIO_IRQ),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct asic3_platform_data asic3_platform_data = {
|
|
.gpio_config = asic3_gpio_config,
|
|
.gpio_config_num = ARRAY_SIZE(asic3_gpio_config),
|
|
.irq_base = IRQ_BOARD_START,
|
|
.gpio_base = HX4700_ASIC3_GPIO_BASE,
|
|
};
|
|
|
|
static struct platform_device asic3 = {
|
|
.name = "asic3",
|
|
.id = -1,
|
|
.resource = asic3_resources,
|
|
.num_resources = ARRAY_SIZE(asic3_resources),
|
|
.dev = {
|
|
.platform_data = &asic3_platform_data,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* EGPIO
|
|
*/
|
|
|
|
static struct resource egpio_resources[] = {
|
|
[0] = {
|
|
.start = PXA_CS5_PHYS,
|
|
.end = PXA_CS5_PHYS + 0x4 - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
static struct htc_egpio_chip egpio_chips[] = {
|
|
[0] = {
|
|
.reg_start = 0,
|
|
.gpio_base = HX4700_EGPIO_BASE,
|
|
.num_gpios = 8,
|
|
.direction = HTC_EGPIO_OUTPUT,
|
|
},
|
|
};
|
|
|
|
static struct htc_egpio_platform_data egpio_info = {
|
|
.reg_width = 16,
|
|
.bus_width = 16,
|
|
.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 - Sony display connected to ATI Imageon w3220
|
|
*/
|
|
|
|
static void sony_lcd_init(void)
|
|
{
|
|
gpio_set_value(GPIO84_HX4700_LCD_SQN, 1);
|
|
gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
|
|
gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
|
|
gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 0);
|
|
gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
|
|
mdelay(10);
|
|
gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
|
|
gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
|
|
mdelay(20);
|
|
|
|
gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1);
|
|
mdelay(5);
|
|
gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1);
|
|
|
|
/* FIXME: init w3220 registers here */
|
|
|
|
mdelay(5);
|
|
gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 1);
|
|
mdelay(10);
|
|
gpio_set_value(GPIO62_HX4700_LCD_nRESET, 1);
|
|
mdelay(10);
|
|
gpio_set_value(GPIO59_HX4700_LCD_PC1, 1);
|
|
mdelay(10);
|
|
gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 1);
|
|
}
|
|
|
|
static void sony_lcd_off(void)
|
|
{
|
|
gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
|
|
gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
|
|
mdelay(10);
|
|
gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 0);
|
|
mdelay(10);
|
|
gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
|
|
mdelay(10);
|
|
gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
|
|
}
|
|
|
|
#ifdef CONFIG_PM
|
|
static void w3220_lcd_suspend(struct w100fb_par *wfb)
|
|
{
|
|
sony_lcd_off();
|
|
}
|
|
|
|
static void w3220_lcd_resume(struct w100fb_par *wfb)
|
|
{
|
|
sony_lcd_init();
|
|
}
|
|
#else
|
|
#define w3220_lcd_resume NULL
|
|
#define w3220_lcd_suspend NULL
|
|
#endif
|
|
|
|
static struct w100_tg_info w3220_tg_info = {
|
|
.suspend = w3220_lcd_suspend,
|
|
.resume = w3220_lcd_resume,
|
|
};
|
|
|
|
/* W3220_VGA QVGA */
|
|
static struct w100_gen_regs w3220_regs = {
|
|
.lcd_format = 0x00000003,
|
|
.lcdd_cntl1 = 0x00000000,
|
|
.lcdd_cntl2 = 0x0003ffff,
|
|
.genlcd_cntl1 = 0x00abf003, /* 0x00fff003 */
|
|
.genlcd_cntl2 = 0x00000003,
|
|
.genlcd_cntl3 = 0x000102aa,
|
|
};
|
|
|
|
static struct w100_mode w3220_modes[] = {
|
|
{
|
|
.xres = 480,
|
|
.yres = 640,
|
|
.left_margin = 15,
|
|
.right_margin = 16,
|
|
.upper_margin = 8,
|
|
.lower_margin = 7,
|
|
.crtc_ss = 0x00000000,
|
|
.crtc_ls = 0xa1ff01f9, /* 0x21ff01f9 */
|
|
.crtc_gs = 0xc0000000, /* 0x40000000 */
|
|
.crtc_vpos_gs = 0x0000028f,
|
|
.crtc_ps1_active = 0x00000000, /* 0x41060010 */
|
|
.crtc_rev = 0,
|
|
.crtc_dclk = 0x80000000,
|
|
.crtc_gclk = 0x040a0104,
|
|
.crtc_goe = 0,
|
|
.pll_freq = 95,
|
|
.pixclk_divider = 4,
|
|
.pixclk_divider_rotated = 4,
|
|
.pixclk_src = CLK_SRC_PLL,
|
|
.sysclk_divider = 0,
|
|
.sysclk_src = CLK_SRC_PLL,
|
|
},
|
|
{
|
|
.xres = 240,
|
|
.yres = 320,
|
|
.left_margin = 9,
|
|
.right_margin = 8,
|
|
.upper_margin = 5,
|
|
.lower_margin = 4,
|
|
.crtc_ss = 0x80150014,
|
|
.crtc_ls = 0xa0fb00f7,
|
|
.crtc_gs = 0xc0080007,
|
|
.crtc_vpos_gs = 0x00080007,
|
|
.crtc_rev = 0x0000000a,
|
|
.crtc_dclk = 0x81700030,
|
|
.crtc_gclk = 0x8015010f,
|
|
.crtc_goe = 0x00000000,
|
|
.pll_freq = 95,
|
|
.pixclk_divider = 4,
|
|
.pixclk_divider_rotated = 4,
|
|
.pixclk_src = CLK_SRC_PLL,
|
|
.sysclk_divider = 0,
|
|
.sysclk_src = CLK_SRC_PLL,
|
|
},
|
|
};
|
|
|
|
struct w100_mem_info w3220_mem_info = {
|
|
.ext_cntl = 0x09640011,
|
|
.sdram_mode_reg = 0x00600021,
|
|
.ext_timing_cntl = 0x1a001545, /* 0x15001545 */
|
|
.io_cntl = 0x7ddd7333,
|
|
.size = 0x1fffff,
|
|
};
|
|
|
|
struct w100_bm_mem_info w3220_bm_mem_info = {
|
|
.ext_mem_bw = 0x50413e01,
|
|
.offset = 0,
|
|
.ext_timing_ctl = 0x00043f7f,
|
|
.ext_cntl = 0x00000010,
|
|
.mode_reg = 0x00250000,
|
|
.io_cntl = 0x0fff0000,
|
|
.config = 0x08301480,
|
|
};
|
|
|
|
static struct w100_gpio_regs w3220_gpio_info = {
|
|
.init_data1 = 0xdfe00100, /* GPIO_DATA */
|
|
.gpio_dir1 = 0xffff0000, /* GPIO_CNTL1 */
|
|
.gpio_oe1 = 0x00000000, /* GPIO_CNTL2 */
|
|
.init_data2 = 0x00000000, /* GPIO_DATA2 */
|
|
.gpio_dir2 = 0x00000000, /* GPIO_CNTL3 */
|
|
.gpio_oe2 = 0x00000000, /* GPIO_CNTL4 */
|
|
};
|
|
|
|
static struct w100fb_mach_info w3220_info = {
|
|
.tg = &w3220_tg_info,
|
|
.mem = &w3220_mem_info,
|
|
.bm_mem = &w3220_bm_mem_info,
|
|
.gpio = &w3220_gpio_info,
|
|
.regs = &w3220_regs,
|
|
.modelist = w3220_modes,
|
|
.num_modes = 2,
|
|
.xtal_freq = 16000000,
|
|
};
|
|
|
|
static struct resource w3220_resources[] = {
|
|
[0] = {
|
|
.start = ATI_W3220_PHYS,
|
|
.end = ATI_W3220_PHYS + 0x00ffffff,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
static struct platform_device w3220 = {
|
|
.name = "w100fb",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &w3220_info,
|
|
},
|
|
.num_resources = ARRAY_SIZE(w3220_resources),
|
|
.resource = w3220_resources,
|
|
};
|
|
|
|
static void hx4700_lcd_set_power(struct plat_lcd_data *pd, unsigned int power)
|
|
{
|
|
if (power)
|
|
sony_lcd_init();
|
|
else
|
|
sony_lcd_off();
|
|
}
|
|
|
|
static struct plat_lcd_data hx4700_lcd_data = {
|
|
.set_power = hx4700_lcd_set_power,
|
|
};
|
|
|
|
static struct platform_device hx4700_lcd = {
|
|
.name = "platform-lcd",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &hx4700_lcd_data,
|
|
.parent = &w3220.dev,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* Backlight
|
|
*/
|
|
|
|
static struct platform_pwm_backlight_data backlight_data = {
|
|
.pwm_id = 1,
|
|
.max_brightness = 200,
|
|
.dft_brightness = 100,
|
|
.pwm_period_ns = 30923,
|
|
};
|
|
|
|
static struct platform_device backlight = {
|
|
.name = "pwm-backlight",
|
|
.id = -1,
|
|
.dev = {
|
|
.parent = &pxa27x_device_pwm1.dev,
|
|
.platform_data = &backlight_data,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* USB "Transceiver"
|
|
*/
|
|
|
|
static struct gpio_vbus_mach_info gpio_vbus_info = {
|
|
.gpio_pullup = GPIO76_HX4700_USBC_PUEN,
|
|
.gpio_vbus = GPIOD14_nUSBC_DETECT,
|
|
.gpio_vbus_inverted = 1,
|
|
};
|
|
|
|
static struct platform_device gpio_vbus = {
|
|
.name = "gpio-vbus",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &gpio_vbus_info,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* Touchscreen - TSC2046 connected to SSP2
|
|
*/
|
|
|
|
static const struct ads7846_platform_data tsc2046_info = {
|
|
.model = 7846,
|
|
.vref_delay_usecs = 100,
|
|
.pressure_max = 512,
|
|
.debounce_max = 10,
|
|
.debounce_tol = 3,
|
|
.debounce_rep = 1,
|
|
.gpio_pendown = GPIO58_HX4700_TSC2046_nPENIRQ,
|
|
};
|
|
|
|
static struct pxa2xx_spi_chip tsc2046_chip = {
|
|
.tx_threshold = 1,
|
|
.rx_threshold = 2,
|
|
.timeout = 64,
|
|
.gpio_cs = GPIO88_HX4700_TSC2046_CS,
|
|
};
|
|
|
|
static struct spi_board_info tsc2046_board_info[] __initdata = {
|
|
{
|
|
.modalias = "ads7846",
|
|
.bus_num = 2,
|
|
.max_speed_hz = 2600000, /* 100 kHz sample rate */
|
|
.irq = gpio_to_irq(GPIO58_HX4700_TSC2046_nPENIRQ),
|
|
.platform_data = &tsc2046_info,
|
|
.controller_data = &tsc2046_chip,
|
|
},
|
|
};
|
|
|
|
static struct pxa2xx_spi_master pxa_ssp2_master_info = {
|
|
.num_chipselect = 1,
|
|
.clock_enable = CKEN_SSP2,
|
|
.enable_dma = 1,
|
|
};
|
|
|
|
/*
|
|
* External power
|
|
*/
|
|
|
|
static int power_supply_init(struct device *dev)
|
|
{
|
|
return gpio_request(GPIOD9_nAC_IN, "AC charger detect");
|
|
}
|
|
|
|
static int hx4700_is_ac_online(void)
|
|
{
|
|
return !gpio_get_value(GPIOD9_nAC_IN);
|
|
}
|
|
|
|
static void power_supply_exit(struct device *dev)
|
|
{
|
|
gpio_free(GPIOD9_nAC_IN);
|
|
}
|
|
|
|
static char *hx4700_supplicants[] = {
|
|
"ds2760-battery.0", "backup-battery"
|
|
};
|
|
|
|
static struct pda_power_pdata power_supply_info = {
|
|
.init = power_supply_init,
|
|
.is_ac_online = hx4700_is_ac_online,
|
|
.exit = power_supply_exit,
|
|
.supplied_to = hx4700_supplicants,
|
|
.num_supplicants = ARRAY_SIZE(hx4700_supplicants),
|
|
};
|
|
|
|
static struct resource power_supply_resources[] = {
|
|
[0] = {
|
|
.name = "ac",
|
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
|
|
IORESOURCE_IRQ_LOWEDGE,
|
|
.start = gpio_to_irq(GPIOD9_nAC_IN),
|
|
.end = gpio_to_irq(GPIOD9_nAC_IN),
|
|
},
|
|
[1] = {
|
|
.name = "usb",
|
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
|
|
IORESOURCE_IRQ_LOWEDGE,
|
|
.start = gpio_to_irq(GPIOD14_nUSBC_DETECT),
|
|
.end = gpio_to_irq(GPIOD14_nUSBC_DETECT),
|
|
},
|
|
};
|
|
|
|
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),
|
|
};
|
|
|
|
/*
|
|
* Battery charger
|
|
*/
|
|
|
|
static struct regulator_consumer_supply bq24022_consumers[] = {
|
|
{
|
|
.dev = &gpio_vbus.dev,
|
|
.supply = "vbus_draw",
|
|
},
|
|
{
|
|
.dev = &power_supply.dev,
|
|
.supply = "ac_draw",
|
|
},
|
|
};
|
|
|
|
static struct regulator_init_data bq24022_init_data = {
|
|
.constraints = {
|
|
.max_uA = 500000,
|
|
.valid_ops_mask = REGULATOR_CHANGE_CURRENT,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(bq24022_consumers),
|
|
.consumer_supplies = bq24022_consumers,
|
|
};
|
|
|
|
static struct bq24022_mach_info bq24022_info = {
|
|
.gpio_nce = GPIO72_HX4700_BQ24022_nCHARGE_EN,
|
|
.gpio_iset2 = GPIO96_HX4700_BQ24022_ISET2,
|
|
.init_data = &bq24022_init_data,
|
|
};
|
|
|
|
static struct platform_device bq24022 = {
|
|
.name = "bq24022",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &bq24022_info,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* StrataFlash
|
|
*/
|
|
|
|
static void hx4700_set_vpp(struct map_info *map, int vpp)
|
|
{
|
|
gpio_set_value(GPIO91_HX4700_FLASH_VPEN, vpp);
|
|
}
|
|
|
|
static struct resource strataflash_resource = {
|
|
.start = PXA_CS0_PHYS,
|
|
.end = PXA_CS0_PHYS + SZ_128M - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
};
|
|
|
|
static struct physmap_flash_data strataflash_data = {
|
|
.width = 4,
|
|
.set_vpp = hx4700_set_vpp,
|
|
};
|
|
|
|
static struct platform_device strataflash = {
|
|
.name = "physmap-flash",
|
|
.id = -1,
|
|
.resource = &strataflash_resource,
|
|
.num_resources = 1,
|
|
.dev = {
|
|
.platform_data = &strataflash_data,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* Maxim MAX1587A on PI2C
|
|
*/
|
|
|
|
static struct regulator_consumer_supply max1587a_consumer = {
|
|
.supply = "vcc_core",
|
|
};
|
|
|
|
static struct regulator_init_data max1587a_v3_info = {
|
|
.constraints = {
|
|
.name = "vcc_core range",
|
|
.min_uV = 900000,
|
|
.max_uV = 1705000,
|
|
.always_on = 1,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
|
|
},
|
|
.num_consumer_supplies = 1,
|
|
.consumer_supplies = &max1587a_consumer,
|
|
};
|
|
|
|
static struct max1586_subdev_data max1587a_subdev = {
|
|
.name = "vcc_core",
|
|
.id = MAX1586_V3,
|
|
.platform_data = &max1587a_v3_info,
|
|
};
|
|
|
|
static struct max1586_platform_data max1587a_info = {
|
|
.num_subdevs = 1,
|
|
.subdevs = &max1587a_subdev,
|
|
.v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
|
|
};
|
|
|
|
static struct i2c_board_info __initdata pi2c_board_info[] = {
|
|
{
|
|
I2C_BOARD_INFO("max1586", 0x14),
|
|
.platform_data = &max1587a_info,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* PCMCIA
|
|
*/
|
|
|
|
static struct platform_device pcmcia = {
|
|
.name = "hx4700-pcmcia",
|
|
.dev = {
|
|
.parent = &asic3.dev,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* Platform devices
|
|
*/
|
|
|
|
static struct platform_device *devices[] __initdata = {
|
|
&asic3,
|
|
&gpio_keys,
|
|
&backlight,
|
|
&w3220,
|
|
&egpio,
|
|
&bq24022,
|
|
&gpio_vbus,
|
|
&power_supply,
|
|
&strataflash,
|
|
&pcmcia,
|
|
};
|
|
|
|
static struct gpio_ress global_gpios[] = {
|
|
HX4700_GPIO_IN(GPIO12_HX4700_ASIC3_IRQ, "ASIC3_IRQ"),
|
|
HX4700_GPIO_IN(GPIO13_HX4700_W3220_IRQ, "W3220_IRQ"),
|
|
HX4700_GPIO_IN(GPIO14_HX4700_nWLAN_IRQ, "WLAN_IRQ"),
|
|
HX4700_GPIO_OUT(GPIO59_HX4700_LCD_PC1, 1, "LCD_PC1"),
|
|
HX4700_GPIO_OUT(GPIO62_HX4700_LCD_nRESET, 1, "LCD_RESET"),
|
|
HX4700_GPIO_OUT(GPIO70_HX4700_LCD_SLIN1, 1, "LCD_SLIN1"),
|
|
HX4700_GPIO_OUT(GPIO84_HX4700_LCD_SQN, 1, "LCD_SQN"),
|
|
HX4700_GPIO_OUT(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1, "LCD_LVDD"),
|
|
HX4700_GPIO_OUT(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1, "LCD_AVDD"),
|
|
HX4700_GPIO_OUT(GPIO32_HX4700_RS232_ON, 1, "RS232_ON"),
|
|
HX4700_GPIO_OUT(GPIO71_HX4700_ASIC3_nRESET, 1, "ASIC3_nRESET"),
|
|
HX4700_GPIO_OUT(GPIO82_HX4700_EUART_RESET, 1, "EUART_RESET"),
|
|
HX4700_GPIO_OUT(GPIO105_HX4700_nIR_ON, 1, "nIR_EN"),
|
|
};
|
|
|
|
static void __init hx4700_init(void)
|
|
{
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config));
|
|
hx4700_gpio_request(ARRAY_AND_SIZE(global_gpios));
|
|
|
|
platform_add_devices(devices, ARRAY_SIZE(devices));
|
|
|
|
pxa_set_ficp_info(&ficp_info);
|
|
pxa27x_set_i2c_power_info(NULL);
|
|
pxa_set_i2c_info(NULL);
|
|
i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info));
|
|
pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
|
|
spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
|
|
|
|
gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 0);
|
|
mdelay(10);
|
|
gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 1);
|
|
mdelay(10);
|
|
}
|
|
|
|
MACHINE_START(H4700, "HP iPAQ HX4700")
|
|
.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 = hx4700_init,
|
|
.timer = &pxa_timer,
|
|
MACHINE_END
|