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![Wolfram Sang](/assets/img/avatar_default.png)
include/linux/i2c is to be deprecated. Move this platform_data to the proper platform_data dir. Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
784 lines
20 KiB
C
784 lines
20 KiB
C
/*
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* Handles the Mitac Mio A701 Board
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*
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* Copyright (C) 2008 Robert Jarzmik
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/syscore_ops.h>
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#include <linux/input.h>
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#include <linux/delay.h>
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#include <linux/gpio_keys.h>
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#include <linux/pwm.h>
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#include <linux/pwm_backlight.h>
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#include <linux/rtc.h>
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#include <linux/leds.h>
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#include <linux/gpio.h>
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#include <linux/interrupt.h>
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#include <linux/irq.h>
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#include <linux/pda_power.h>
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#include <linux/power_supply.h>
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#include <linux/wm97xx.h>
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#include <linux/mtd/physmap.h>
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#include <linux/usb/gpio_vbus.h>
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#include <linux/reboot.h>
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#include <linux/regulator/fixed.h>
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#include <linux/regulator/max1586.h>
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#include <linux/slab.h>
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#include <linux/platform_data/i2c-pxa.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include "pxa27x.h"
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#include "regs-rtc.h"
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#include <linux/platform_data/keypad-pxa27x.h>
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#include <linux/platform_data/video-pxafb.h>
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#include <linux/platform_data/mmc-pxamci.h>
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#include "udc.h"
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#include "pxa27x-udc.h"
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#include <linux/platform_data/media/camera-pxa.h>
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#include <mach/audio.h>
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#include <mach/smemc.h>
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#include "mioa701.h"
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#include "generic.h"
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#include "devices.h"
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static unsigned long mioa701_pin_config[] = {
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/* Mio global */
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MIO_CFG_OUT(GPIO9_CHARGE_EN, AF0, DRIVE_LOW),
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MIO_CFG_OUT(GPIO18_POWEROFF, AF0, DRIVE_LOW),
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MFP_CFG_OUT(GPIO3, AF0, DRIVE_HIGH),
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MFP_CFG_OUT(GPIO4, AF0, DRIVE_HIGH),
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MIO_CFG_IN(GPIO80_MAYBE_CHARGE_VDROP, AF0),
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/* Backlight PWM 0 */
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GPIO16_PWM0_OUT,
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/* MMC */
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GPIO32_MMC_CLK,
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GPIO92_MMC_DAT_0,
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GPIO109_MMC_DAT_1,
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GPIO110_MMC_DAT_2,
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GPIO111_MMC_DAT_3,
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GPIO112_MMC_CMD,
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MIO_CFG_IN(GPIO78_SDIO_RO, AF0),
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MIO_CFG_IN(GPIO15_SDIO_INSERT, AF0),
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MIO_CFG_OUT(GPIO91_SDIO_EN, AF0, DRIVE_LOW),
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/* USB */
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MIO_CFG_IN(GPIO13_nUSB_DETECT, AF0),
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MIO_CFG_OUT(GPIO22_USB_ENABLE, AF0, DRIVE_LOW),
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/* LCD */
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GPIOxx_LCD_TFT_16BPP,
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/* QCI */
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GPIO12_CIF_DD_7,
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GPIO17_CIF_DD_6,
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GPIO50_CIF_DD_3,
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GPIO51_CIF_DD_2,
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GPIO52_CIF_DD_4,
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GPIO53_CIF_MCLK,
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GPIO54_CIF_PCLK,
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GPIO55_CIF_DD_1,
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GPIO81_CIF_DD_0,
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GPIO82_CIF_DD_5,
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GPIO84_CIF_FV,
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GPIO85_CIF_LV,
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MIO_CFG_OUT(GPIO56_MT9M111_nOE, AF0, DRIVE_LOW),
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/* Bluetooth */
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MIO_CFG_IN(GPIO14_BT_nACTIVITY, AF0),
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GPIO44_BTUART_CTS,
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GPIO42_BTUART_RXD,
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GPIO45_BTUART_RTS,
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GPIO43_BTUART_TXD,
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MIO_CFG_OUT(GPIO83_BT_ON, AF0, DRIVE_LOW),
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MIO_CFG_OUT(GPIO77_BT_UNKNOWN1, AF0, DRIVE_HIGH),
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MIO_CFG_OUT(GPIO86_BT_MAYBE_nRESET, AF0, DRIVE_HIGH),
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/* GPS */
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MIO_CFG_OUT(GPIO23_GPS_UNKNOWN1, AF0, DRIVE_LOW),
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MIO_CFG_OUT(GPIO26_GPS_ON, AF0, DRIVE_LOW),
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MIO_CFG_OUT(GPIO27_GPS_RESET, AF0, DRIVE_LOW),
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MIO_CFG_OUT(GPIO106_GPS_UNKNOWN2, AF0, DRIVE_LOW),
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MIO_CFG_OUT(GPIO107_GPS_UNKNOWN3, AF0, DRIVE_LOW),
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GPIO46_STUART_RXD,
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GPIO47_STUART_TXD,
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/* GSM */
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MIO_CFG_OUT(GPIO24_GSM_MOD_RESET_CMD, AF0, DRIVE_LOW),
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MIO_CFG_OUT(GPIO88_GSM_nMOD_ON_CMD, AF0, DRIVE_HIGH),
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MIO_CFG_OUT(GPIO90_GSM_nMOD_OFF_CMD, AF0, DRIVE_HIGH),
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MIO_CFG_OUT(GPIO114_GSM_nMOD_DTE_UART_STATE, AF0, DRIVE_HIGH),
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MIO_CFG_IN(GPIO25_GSM_MOD_ON_STATE, AF0),
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MIO_CFG_IN(GPIO113_GSM_EVENT, AF0) | WAKEUP_ON_EDGE_BOTH,
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GPIO34_FFUART_RXD,
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GPIO35_FFUART_CTS,
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GPIO36_FFUART_DCD,
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GPIO37_FFUART_DSR,
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GPIO39_FFUART_TXD,
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GPIO40_FFUART_DTR,
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GPIO41_FFUART_RTS,
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/* Sound */
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GPIO28_AC97_BITCLK,
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GPIO29_AC97_SDATA_IN_0,
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GPIO30_AC97_SDATA_OUT,
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GPIO31_AC97_SYNC,
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GPIO89_AC97_SYSCLK,
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MIO_CFG_IN(GPIO12_HPJACK_INSERT, AF0),
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/* Leds */
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MIO_CFG_OUT(GPIO10_LED_nCharging, AF0, DRIVE_HIGH),
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MIO_CFG_OUT(GPIO97_LED_nBlue, AF0, DRIVE_HIGH),
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MIO_CFG_OUT(GPIO98_LED_nOrange, AF0, DRIVE_HIGH),
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MIO_CFG_OUT(GPIO82_LED_nVibra, AF0, DRIVE_HIGH),
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MIO_CFG_OUT(GPIO115_LED_nKeyboard, AF0, DRIVE_HIGH),
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/* Keyboard */
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MIO_CFG_IN(GPIO0_KEY_POWER, AF0) | WAKEUP_ON_EDGE_BOTH,
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MIO_CFG_IN(GPIO93_KEY_VOLUME_UP, AF0),
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MIO_CFG_IN(GPIO94_KEY_VOLUME_DOWN, AF0),
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GPIO100_KP_MKIN_0,
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GPIO101_KP_MKIN_1,
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GPIO102_KP_MKIN_2,
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GPIO103_KP_MKOUT_0,
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GPIO104_KP_MKOUT_1,
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GPIO105_KP_MKOUT_2,
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/* I2C */
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GPIO117_I2C_SCL,
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GPIO118_I2C_SDA,
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/* Unknown */
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MFP_CFG_IN(GPIO20, AF0),
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MFP_CFG_IN(GPIO21, AF0),
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MFP_CFG_IN(GPIO33, AF0),
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MFP_CFG_OUT(GPIO49, AF0, DRIVE_HIGH),
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MFP_CFG_OUT(GPIO57, AF0, DRIVE_HIGH),
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MFP_CFG_IN(GPIO96, AF0),
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MFP_CFG_OUT(GPIO116, AF0, DRIVE_HIGH),
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};
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static struct pwm_lookup mioa701_pwm_lookup[] = {
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PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 4000 * 1024,
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PWM_POLARITY_NORMAL),
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};
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/* LCD Screen and Backlight */
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static struct platform_pwm_backlight_data mioa701_backlight_data = {
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.max_brightness = 100,
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.dft_brightness = 50,
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.enable_gpio = -1,
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};
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/*
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* LTM0305A776C LCD panel timings
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*
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* see:
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* - the LTM0305A776C datasheet,
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* - and the PXA27x Programmers' manual
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*/
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static struct pxafb_mode_info mioa701_ltm0305a776c = {
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.pixclock = 220000, /* CLK=4.545 MHz */
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.xres = 240,
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.yres = 320,
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.bpp = 16,
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.hsync_len = 4,
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.vsync_len = 2,
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.left_margin = 6,
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.right_margin = 4,
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.upper_margin = 5,
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.lower_margin = 3,
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};
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static void mioa701_lcd_power(int on, struct fb_var_screeninfo *si)
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{
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gpio_set_value(GPIO87_LCD_POWER, on);
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}
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static struct pxafb_mach_info mioa701_pxafb_info = {
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.modes = &mioa701_ltm0305a776c,
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.num_modes = 1,
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.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
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.pxafb_lcd_power = mioa701_lcd_power,
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};
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/*
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* Keyboard configuration
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*/
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static const unsigned int mioa701_matrix_keys[] = {
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KEY(0, 0, KEY_UP),
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KEY(0, 1, KEY_RIGHT),
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KEY(0, 2, KEY_MEDIA),
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KEY(1, 0, KEY_DOWN),
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KEY(1, 1, KEY_ENTER),
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KEY(1, 2, KEY_CONNECT), /* GPS key */
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KEY(2, 0, KEY_LEFT),
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KEY(2, 1, KEY_PHONE), /* Phone Green key */
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KEY(2, 2, KEY_CAMERA) /* Camera key */
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};
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static struct matrix_keymap_data mioa701_matrix_keymap_data = {
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.keymap = mioa701_matrix_keys,
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.keymap_size = ARRAY_SIZE(mioa701_matrix_keys),
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};
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static struct pxa27x_keypad_platform_data mioa701_keypad_info = {
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.matrix_key_rows = 3,
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.matrix_key_cols = 3,
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.matrix_keymap_data = &mioa701_matrix_keymap_data,
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};
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/*
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* GPIO Key Configuration
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*/
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#define MIO_KEY(key, _gpio, _desc, _wakeup) \
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{ .code = (key), .gpio = (_gpio), .active_low = 0, \
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.desc = (_desc), .type = EV_KEY, .wakeup = (_wakeup) }
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static struct gpio_keys_button mioa701_button_table[] = {
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MIO_KEY(KEY_EXIT, GPIO0_KEY_POWER, "Power button", 1),
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MIO_KEY(KEY_VOLUMEUP, GPIO93_KEY_VOLUME_UP, "Volume up", 0),
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MIO_KEY(KEY_VOLUMEDOWN, GPIO94_KEY_VOLUME_DOWN, "Volume down", 0),
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MIO_KEY(KEY_HP, GPIO12_HPJACK_INSERT, "HP jack detect", 0)
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};
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static struct gpio_keys_platform_data mioa701_gpio_keys_data = {
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.buttons = mioa701_button_table,
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.nbuttons = ARRAY_SIZE(mioa701_button_table),
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};
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/*
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* Leds and vibrator
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*/
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#define ONE_LED(_gpio, _name) \
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{ .gpio = (_gpio), .name = (_name), .active_low = true }
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static struct gpio_led gpio_leds[] = {
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ONE_LED(GPIO10_LED_nCharging, "mioa701:charging"),
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ONE_LED(GPIO97_LED_nBlue, "mioa701:blue"),
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ONE_LED(GPIO98_LED_nOrange, "mioa701:orange"),
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ONE_LED(GPIO82_LED_nVibra, "mioa701:vibra"),
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ONE_LED(GPIO115_LED_nKeyboard, "mioa701:keyboard")
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};
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static struct gpio_led_platform_data gpio_led_info = {
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.leds = gpio_leds,
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.num_leds = ARRAY_SIZE(gpio_leds),
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};
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/*
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* GSM Sagem XS200 chip
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*
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* GSM handling was purged from kernel. For history, this is the way to go :
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* - init : GPIO24_GSM_MOD_RESET_CMD = 0, GPIO114_GSM_nMOD_DTE_UART_STATE = 1
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* GPIO88_GSM_nMOD_ON_CMD = 1, GPIO90_GSM_nMOD_OFF_CMD = 1
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* - reset : GPIO24_GSM_MOD_RESET_CMD = 1, msleep(100),
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* GPIO24_GSM_MOD_RESET_CMD = 0
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* - turn on : GPIO88_GSM_nMOD_ON_CMD = 0, msleep(1000),
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* GPIO88_GSM_nMOD_ON_CMD = 1
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* - turn off : GPIO90_GSM_nMOD_OFF_CMD = 0, msleep(1000),
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* GPIO90_GSM_nMOD_OFF_CMD = 1
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*/
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static int is_gsm_on(void)
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{
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int is_on;
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is_on = !!gpio_get_value(GPIO25_GSM_MOD_ON_STATE);
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return is_on;
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}
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irqreturn_t gsm_on_irq(int irq, void *p)
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{
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printk(KERN_DEBUG "Mioa701: GSM status changed to %s\n",
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is_gsm_on() ? "on" : "off");
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return IRQ_HANDLED;
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}
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static struct gpio gsm_gpios[] = {
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{ GPIO25_GSM_MOD_ON_STATE, GPIOF_IN, "GSM state" },
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{ GPIO113_GSM_EVENT, GPIOF_IN, "GSM event" },
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};
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static int __init gsm_init(void)
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{
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int rc;
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rc = gpio_request_array(ARRAY_AND_SIZE(gsm_gpios));
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if (rc)
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goto err_gpio;
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rc = request_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), gsm_on_irq,
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IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
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"GSM XS200 Power Irq", NULL);
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if (rc)
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goto err_irq;
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gpio_set_wake(GPIO113_GSM_EVENT, 1);
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return 0;
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err_irq:
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printk(KERN_ERR "Mioa701: Can't request GSM_ON irq\n");
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gpio_free_array(ARRAY_AND_SIZE(gsm_gpios));
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err_gpio:
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printk(KERN_ERR "Mioa701: gsm not available\n");
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return rc;
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}
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static void gsm_exit(void)
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{
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free_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), NULL);
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gpio_free_array(ARRAY_AND_SIZE(gsm_gpios));
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}
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/*
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* Bluetooth BRF6150 chip
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*
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* BT handling was purged from kernel. For history, this is the way to go :
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* - turn on : GPIO83_BT_ON = 1
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* - turn off : GPIO83_BT_ON = 0
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*/
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/*
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* GPS Sirf Star III chip
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*
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* GPS handling was purged from kernel. For history, this is the way to go :
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* - init : GPIO23_GPS_UNKNOWN1 = 1, GPIO26_GPS_ON = 0, GPIO27_GPS_RESET = 0
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* GPIO106_GPS_UNKNOWN2 = 0, GPIO107_GPS_UNKNOWN3 = 0
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* - turn on : GPIO27_GPS_RESET = 1, GPIO26_GPS_ON = 1
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* - turn off : GPIO26_GPS_ON = 0, GPIO27_GPS_RESET = 0
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*/
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/*
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* USB UDC
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*/
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static int is_usb_connected(void)
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{
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return !gpio_get_value(GPIO13_nUSB_DETECT);
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}
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static struct pxa2xx_udc_mach_info mioa701_udc_info = {
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.udc_is_connected = is_usb_connected,
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.gpio_pullup = GPIO22_USB_ENABLE,
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};
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struct gpio_vbus_mach_info gpio_vbus_data = {
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.gpio_vbus = GPIO13_nUSB_DETECT,
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.gpio_vbus_inverted = 1,
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.gpio_pullup = -1,
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};
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/*
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* SDIO/MMC Card controller
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*/
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/**
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* The card detect interrupt isn't debounced so we delay it by 250ms
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* to give the card a chance to fully insert/eject.
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*/
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static struct pxamci_platform_data mioa701_mci_info = {
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.detect_delay_ms = 250,
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.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
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.gpio_card_detect = GPIO15_SDIO_INSERT,
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.gpio_card_ro = GPIO78_SDIO_RO,
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.gpio_power = GPIO91_SDIO_EN,
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};
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/* FlashRAM */
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static struct resource docg3_resource = {
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.start = PXA_CS0_PHYS,
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.end = PXA_CS0_PHYS + SZ_8K - 1,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device docg3 = {
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.name = "docg3",
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.id = -1,
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.resource = &docg3_resource,
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.num_resources = 1,
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.dev = {
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.platform_data = NULL,
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},
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};
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/*
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* Suspend/Resume bootstrap management
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*
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* MIO A701 reboot sequence is highly ROM dependent. From the one dissassembled,
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* this sequence is as follows :
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* - disables interrupts
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* - initialize SDRAM (self refresh RAM into active RAM)
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* - initialize GPIOs (depends on value at 0xa020b020)
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* - initialize coprossessors
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* - if edge detect on PWR_SCL(GPIO3), then proceed to cold start
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* - or if value at 0xa020b000 not equal to 0x0f0f0f0f, proceed to cold start
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* - else do a resume, ie. jump to addr 0xa0100000
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*/
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#define RESUME_ENABLE_ADDR 0xa020b000
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#define RESUME_ENABLE_VAL 0x0f0f0f0f
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#define RESUME_BT_ADDR 0xa020b020
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#define RESUME_UNKNOWN_ADDR 0xa020b024
|
|
#define RESUME_VECTOR_ADDR 0xa0100000
|
|
#define BOOTSTRAP_WORDS mioa701_bootstrap_lg/4
|
|
|
|
static u32 *save_buffer;
|
|
|
|
static void install_bootstrap(void)
|
|
{
|
|
int i;
|
|
u32 *rom_bootstrap = phys_to_virt(RESUME_VECTOR_ADDR);
|
|
u32 *src = &mioa701_bootstrap;
|
|
|
|
for (i = 0; i < BOOTSTRAP_WORDS; i++)
|
|
rom_bootstrap[i] = src[i];
|
|
}
|
|
|
|
|
|
static int mioa701_sys_suspend(void)
|
|
{
|
|
int i = 0, is_bt_on;
|
|
u32 *mem_resume_vector = phys_to_virt(RESUME_VECTOR_ADDR);
|
|
u32 *mem_resume_enabler = phys_to_virt(RESUME_ENABLE_ADDR);
|
|
u32 *mem_resume_bt = phys_to_virt(RESUME_BT_ADDR);
|
|
u32 *mem_resume_unknown = phys_to_virt(RESUME_UNKNOWN_ADDR);
|
|
|
|
/* Devices prepare suspend */
|
|
is_bt_on = !!gpio_get_value(GPIO83_BT_ON);
|
|
pxa2xx_mfp_set_lpm(GPIO83_BT_ON,
|
|
is_bt_on ? MFP_LPM_DRIVE_HIGH : MFP_LPM_DRIVE_LOW);
|
|
|
|
for (i = 0; i < BOOTSTRAP_WORDS; i++)
|
|
save_buffer[i] = mem_resume_vector[i];
|
|
save_buffer[i++] = *mem_resume_enabler;
|
|
save_buffer[i++] = *mem_resume_bt;
|
|
save_buffer[i++] = *mem_resume_unknown;
|
|
|
|
*mem_resume_enabler = RESUME_ENABLE_VAL;
|
|
*mem_resume_bt = is_bt_on;
|
|
|
|
install_bootstrap();
|
|
return 0;
|
|
}
|
|
|
|
static void mioa701_sys_resume(void)
|
|
{
|
|
int i = 0;
|
|
u32 *mem_resume_vector = phys_to_virt(RESUME_VECTOR_ADDR);
|
|
u32 *mem_resume_enabler = phys_to_virt(RESUME_ENABLE_ADDR);
|
|
u32 *mem_resume_bt = phys_to_virt(RESUME_BT_ADDR);
|
|
u32 *mem_resume_unknown = phys_to_virt(RESUME_UNKNOWN_ADDR);
|
|
|
|
for (i = 0; i < BOOTSTRAP_WORDS; i++)
|
|
mem_resume_vector[i] = save_buffer[i];
|
|
*mem_resume_enabler = save_buffer[i++];
|
|
*mem_resume_bt = save_buffer[i++];
|
|
*mem_resume_unknown = save_buffer[i++];
|
|
}
|
|
|
|
static struct syscore_ops mioa701_syscore_ops = {
|
|
.suspend = mioa701_sys_suspend,
|
|
.resume = mioa701_sys_resume,
|
|
};
|
|
|
|
static int __init bootstrap_init(void)
|
|
{
|
|
int save_size = mioa701_bootstrap_lg + (sizeof(u32) * 3);
|
|
|
|
register_syscore_ops(&mioa701_syscore_ops);
|
|
|
|
save_buffer = kmalloc(save_size, GFP_KERNEL);
|
|
if (!save_buffer)
|
|
return -ENOMEM;
|
|
printk(KERN_INFO "MioA701: allocated %d bytes for bootstrap\n",
|
|
save_size);
|
|
return 0;
|
|
}
|
|
|
|
static void bootstrap_exit(void)
|
|
{
|
|
kfree(save_buffer);
|
|
unregister_syscore_ops(&mioa701_syscore_ops);
|
|
|
|
printk(KERN_CRIT "Unregistering mioa701 suspend will hang next"
|
|
"resume !!!\n");
|
|
}
|
|
|
|
/*
|
|
* Power Supply
|
|
*/
|
|
static char *supplicants[] = {
|
|
"mioa701_battery"
|
|
};
|
|
|
|
static int is_ac_connected(void)
|
|
{
|
|
return gpio_get_value(GPIO96_AC_DETECT);
|
|
}
|
|
|
|
static void mioa701_set_charge(int flags)
|
|
{
|
|
gpio_set_value(GPIO9_CHARGE_EN, (flags == PDA_POWER_CHARGE_USB));
|
|
}
|
|
|
|
static struct pda_power_pdata power_pdata = {
|
|
.is_ac_online = is_ac_connected,
|
|
.is_usb_online = is_usb_connected,
|
|
.set_charge = mioa701_set_charge,
|
|
.supplied_to = supplicants,
|
|
.num_supplicants = ARRAY_SIZE(supplicants),
|
|
};
|
|
|
|
static struct resource power_resources[] = {
|
|
[0] = {
|
|
.name = "ac",
|
|
.start = PXA_GPIO_TO_IRQ(GPIO96_AC_DETECT),
|
|
.end = PXA_GPIO_TO_IRQ(GPIO96_AC_DETECT),
|
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
|
|
IORESOURCE_IRQ_LOWEDGE,
|
|
},
|
|
[1] = {
|
|
.name = "usb",
|
|
.start = PXA_GPIO_TO_IRQ(GPIO13_nUSB_DETECT),
|
|
.end = PXA_GPIO_TO_IRQ(GPIO13_nUSB_DETECT),
|
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
|
|
IORESOURCE_IRQ_LOWEDGE,
|
|
},
|
|
};
|
|
|
|
static struct platform_device power_dev = {
|
|
.name = "pda-power",
|
|
.id = -1,
|
|
.resource = power_resources,
|
|
.num_resources = ARRAY_SIZE(power_resources),
|
|
.dev = {
|
|
.platform_data = &power_pdata,
|
|
},
|
|
};
|
|
|
|
static struct wm97xx_batt_pdata mioa701_battery_data = {
|
|
.batt_aux = WM97XX_AUX_ID1,
|
|
.temp_aux = -1,
|
|
.charge_gpio = -1,
|
|
.min_voltage = 0xc00,
|
|
.max_voltage = 0xfc0,
|
|
.batt_tech = POWER_SUPPLY_TECHNOLOGY_LION,
|
|
.batt_div = 1,
|
|
.batt_mult = 1,
|
|
.batt_name = "mioa701_battery",
|
|
};
|
|
|
|
static struct wm97xx_pdata mioa701_wm97xx_pdata = {
|
|
.batt_pdata = &mioa701_battery_data,
|
|
};
|
|
|
|
/*
|
|
* Voltage regulation
|
|
*/
|
|
static struct regulator_consumer_supply max1586_consumers[] = {
|
|
REGULATOR_SUPPLY("vcc_core", NULL),
|
|
};
|
|
|
|
static struct regulator_init_data max1586_v3_info = {
|
|
.constraints = {
|
|
.name = "vcc_core range",
|
|
.min_uV = 1000000,
|
|
.max_uV = 1705000,
|
|
.always_on = 1,
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(max1586_consumers),
|
|
.consumer_supplies = max1586_consumers,
|
|
};
|
|
|
|
static struct max1586_subdev_data max1586_subdevs[] = {
|
|
{ .name = "vcc_core", .id = MAX1586_V3,
|
|
.platform_data = &max1586_v3_info },
|
|
};
|
|
|
|
static struct max1586_platform_data max1586_info = {
|
|
.subdevs = max1586_subdevs,
|
|
.num_subdevs = ARRAY_SIZE(max1586_subdevs),
|
|
.v3_gain = MAX1586_GAIN_NO_R24, /* 700..1475 mV */
|
|
};
|
|
|
|
/*
|
|
* Camera interface
|
|
*/
|
|
struct pxacamera_platform_data mioa701_pxacamera_platform_data = {
|
|
.flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
|
|
PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
|
|
.mclk_10khz = 5000,
|
|
.sensor_i2c_adapter_id = 0,
|
|
.sensor_i2c_address = 0x5d,
|
|
};
|
|
|
|
static struct i2c_board_info __initdata mioa701_pi2c_devices[] = {
|
|
{
|
|
I2C_BOARD_INFO("max1586", 0x14),
|
|
.platform_data = &max1586_info,
|
|
},
|
|
};
|
|
|
|
/* Board I2C devices. */
|
|
static struct i2c_board_info mioa701_i2c_devices[] = {
|
|
{
|
|
I2C_BOARD_INFO("mt9m111", 0x5d),
|
|
},
|
|
};
|
|
|
|
struct i2c_pxa_platform_data i2c_pdata = {
|
|
.fast_mode = 1,
|
|
};
|
|
|
|
static pxa2xx_audio_ops_t mioa701_ac97_info = {
|
|
.reset_gpio = 95,
|
|
.codec_pdata = { &mioa701_wm97xx_pdata, },
|
|
};
|
|
|
|
/*
|
|
* Mio global
|
|
*/
|
|
|
|
/* Devices */
|
|
#define MIO_PARENT_DEV(var, strname, tparent, pdata) \
|
|
static struct platform_device var = { \
|
|
.name = strname, \
|
|
.id = -1, \
|
|
.dev = { \
|
|
.platform_data = pdata, \
|
|
.parent = tparent, \
|
|
}, \
|
|
};
|
|
#define MIO_SIMPLE_DEV(var, strname, pdata) \
|
|
MIO_PARENT_DEV(var, strname, NULL, pdata)
|
|
|
|
MIO_SIMPLE_DEV(mioa701_gpio_keys, "gpio-keys", &mioa701_gpio_keys_data)
|
|
MIO_PARENT_DEV(mioa701_backlight, "pwm-backlight", &pxa27x_device_pwm0.dev,
|
|
&mioa701_backlight_data);
|
|
MIO_SIMPLE_DEV(mioa701_led, "leds-gpio", &gpio_led_info)
|
|
MIO_SIMPLE_DEV(pxa2xx_pcm, "pxa2xx-pcm", NULL)
|
|
MIO_SIMPLE_DEV(mioa701_sound, "mioa701-wm9713", NULL)
|
|
MIO_SIMPLE_DEV(mioa701_board, "mioa701-board", NULL)
|
|
MIO_SIMPLE_DEV(wm9713_acodec, "wm9713-codec", NULL);
|
|
MIO_SIMPLE_DEV(gpio_vbus, "gpio-vbus", &gpio_vbus_data);
|
|
|
|
static struct platform_device *devices[] __initdata = {
|
|
&mioa701_gpio_keys,
|
|
&mioa701_backlight,
|
|
&mioa701_led,
|
|
&wm9713_acodec,
|
|
&pxa2xx_pcm,
|
|
&mioa701_sound,
|
|
&power_dev,
|
|
&docg3,
|
|
&gpio_vbus,
|
|
&mioa701_board,
|
|
};
|
|
|
|
static void mioa701_machine_exit(void);
|
|
|
|
static void mioa701_poweroff(void)
|
|
{
|
|
mioa701_machine_exit();
|
|
pxa_restart(REBOOT_SOFT, NULL);
|
|
}
|
|
|
|
static void mioa701_restart(enum reboot_mode c, const char *cmd)
|
|
{
|
|
mioa701_machine_exit();
|
|
pxa_restart(REBOOT_SOFT, cmd);
|
|
}
|
|
|
|
static struct gpio global_gpios[] = {
|
|
{ GPIO9_CHARGE_EN, GPIOF_OUT_INIT_HIGH, "Charger enable" },
|
|
{ GPIO18_POWEROFF, GPIOF_OUT_INIT_LOW, "Power Off" },
|
|
{ GPIO87_LCD_POWER, GPIOF_OUT_INIT_LOW, "LCD Power" },
|
|
{ GPIO56_MT9M111_nOE, GPIOF_OUT_INIT_LOW, "Camera nOE" },
|
|
};
|
|
|
|
static struct regulator_consumer_supply fixed_5v0_consumers[] = {
|
|
REGULATOR_SUPPLY("power", "pwm-backlight"),
|
|
};
|
|
|
|
static void __init mioa701_machine_init(void)
|
|
{
|
|
int rc;
|
|
|
|
PSLR = 0xff100000; /* SYSDEL=125ms, PWRDEL=125ms, PSLR_SL_ROD=1 */
|
|
PCFR = PCFR_DC_EN | PCFR_GPR_EN | PCFR_OPDE;
|
|
RTTR = 32768 - 1; /* Reset crazy WinCE value */
|
|
UP2OCR = UP2OCR_HXOE;
|
|
|
|
/*
|
|
* Set up the flash memory : DiskOnChip G3 on first static memory bank
|
|
*/
|
|
__raw_writel(0x7ff02dd8, MSC0);
|
|
__raw_writel(0x0001c391, MCMEM0);
|
|
__raw_writel(0x0001c391, MCATT0);
|
|
__raw_writel(0x0001c391, MCIO0);
|
|
|
|
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(mioa701_pin_config));
|
|
pxa_set_ffuart_info(NULL);
|
|
pxa_set_btuart_info(NULL);
|
|
pxa_set_stuart_info(NULL);
|
|
rc = gpio_request_array(ARRAY_AND_SIZE(global_gpios));
|
|
if (rc)
|
|
pr_err("MioA701: Failed to request GPIOs: %d", rc);
|
|
bootstrap_init();
|
|
pxa_set_fb_info(NULL, &mioa701_pxafb_info);
|
|
pxa_set_mci_info(&mioa701_mci_info);
|
|
pxa_set_keypad_info(&mioa701_keypad_info);
|
|
pxa_set_udc_info(&mioa701_udc_info);
|
|
pxa_set_ac97_info(&mioa701_ac97_info);
|
|
pm_power_off = mioa701_poweroff;
|
|
pwm_add_table(mioa701_pwm_lookup, ARRAY_SIZE(mioa701_pwm_lookup));
|
|
platform_add_devices(devices, ARRAY_SIZE(devices));
|
|
gsm_init();
|
|
|
|
i2c_register_board_info(0, ARRAY_AND_SIZE(mioa701_i2c_devices));
|
|
i2c_register_board_info(1, ARRAY_AND_SIZE(mioa701_pi2c_devices));
|
|
pxa_set_i2c_info(&i2c_pdata);
|
|
pxa27x_set_i2c_power_info(NULL);
|
|
pxa_set_camera_info(&mioa701_pxacamera_platform_data);
|
|
|
|
regulator_register_always_on(0, "fixed-5.0V", fixed_5v0_consumers,
|
|
ARRAY_SIZE(fixed_5v0_consumers),
|
|
5000000);
|
|
regulator_has_full_constraints();
|
|
}
|
|
|
|
static void mioa701_machine_exit(void)
|
|
{
|
|
bootstrap_exit();
|
|
gsm_exit();
|
|
}
|
|
|
|
MACHINE_START(MIOA701, "MIO A701")
|
|
.atag_offset = 0x100,
|
|
.map_io = &pxa27x_map_io,
|
|
.nr_irqs = PXA_NR_IRQS,
|
|
.init_irq = &pxa27x_init_irq,
|
|
.handle_irq = &pxa27x_handle_irq,
|
|
.init_machine = mioa701_machine_init,
|
|
.init_time = pxa_timer_init,
|
|
.restart = mioa701_restart,
|
|
MACHINE_END
|