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baa9588344
Hook these platforms restart code into the new restart hook rather than using arch_reset(). Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
421 lines
10 KiB
C
421 lines
10 KiB
C
/*
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* linux/arch/arm/mach-omap1/board-sx1.c
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*
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* Modified from board-generic.c
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*
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* Support for the Siemens SX1 mobile phone.
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*
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* Original version : Vladimir Ananiev (Vovan888-at-gmail com)
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*
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* Maintainters : Vladimir Ananiev (aka Vovan888), Sergge
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* oslik.ru
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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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* published by the Free Software Foundation.
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*/
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#include <linux/gpio.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/input.h>
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#include <linux/platform_device.h>
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#include <linux/notifier.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <linux/mtd/physmap.h>
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#include <linux/types.h>
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#include <linux/i2c.h>
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#include <linux/errno.h>
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#include <linux/export.h>
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#include <mach/hardware.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <plat/flash.h>
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#include <plat/mux.h>
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#include <plat/dma.h>
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#include <plat/irda.h>
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#include <plat/usb.h>
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#include <plat/tc.h>
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#include <plat/board.h>
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#include "common.h"
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#include <plat/keypad.h>
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#include <plat/board-sx1.h>
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/* Write to I2C device */
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int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
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{
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struct i2c_adapter *adap;
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int err;
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struct i2c_msg msg[1];
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unsigned char data[2];
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adap = i2c_get_adapter(0);
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if (!adap)
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return -ENODEV;
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msg->addr = devaddr; /* I2C address of chip */
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msg->flags = 0;
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msg->len = 2;
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msg->buf = data;
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data[0] = regoffset; /* register num */
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data[1] = value; /* register data */
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err = i2c_transfer(adap, msg, 1);
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i2c_put_adapter(adap);
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if (err >= 0)
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return 0;
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return err;
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}
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/* Read from I2C device */
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int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value)
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{
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struct i2c_adapter *adap;
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int err;
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struct i2c_msg msg[1];
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unsigned char data[2];
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adap = i2c_get_adapter(0);
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if (!adap)
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return -ENODEV;
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msg->addr = devaddr; /* I2C address of chip */
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msg->flags = 0;
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msg->len = 1;
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msg->buf = data;
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data[0] = regoffset; /* register num */
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err = i2c_transfer(adap, msg, 1);
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msg->addr = devaddr; /* I2C address */
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msg->flags = I2C_M_RD;
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msg->len = 1;
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msg->buf = data;
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err = i2c_transfer(adap, msg, 1);
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*value = data[0];
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i2c_put_adapter(adap);
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if (err >= 0)
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return 0;
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return err;
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}
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/* set keyboard backlight intensity */
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int sx1_setkeylight(u8 keylight)
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{
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if (keylight > SOFIA_MAX_LIGHT_VAL)
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keylight = SOFIA_MAX_LIGHT_VAL;
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return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
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}
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/* get current keylight intensity */
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int sx1_getkeylight(u8 * keylight)
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{
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return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
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}
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/* set LCD backlight intensity */
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int sx1_setbacklight(u8 backlight)
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{
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if (backlight > SOFIA_MAX_LIGHT_VAL)
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backlight = SOFIA_MAX_LIGHT_VAL;
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return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
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backlight);
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}
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/* get current LCD backlight intensity */
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int sx1_getbacklight (u8 * backlight)
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{
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return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
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backlight);
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}
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/* set LCD backlight power on/off */
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int sx1_setmmipower(u8 onoff)
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{
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int err;
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u8 dat = 0;
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err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
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if (err < 0)
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return err;
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if (onoff)
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dat |= SOFIA_MMILIGHT_POWER;
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else
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dat &= ~SOFIA_MMILIGHT_POWER;
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return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
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}
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/* set USB power on/off */
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int sx1_setusbpower(u8 onoff)
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{
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int err;
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u8 dat = 0;
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err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
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if (err < 0)
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return err;
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if (onoff)
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dat |= SOFIA_USB_POWER;
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else
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dat &= ~SOFIA_USB_POWER;
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return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
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}
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EXPORT_SYMBOL(sx1_setkeylight);
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EXPORT_SYMBOL(sx1_getkeylight);
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EXPORT_SYMBOL(sx1_setbacklight);
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EXPORT_SYMBOL(sx1_getbacklight);
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EXPORT_SYMBOL(sx1_setmmipower);
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EXPORT_SYMBOL(sx1_setusbpower);
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/*----------- Keypad -------------------------*/
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static const unsigned int sx1_keymap[] = {
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KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */
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KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
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KEY(4, 1, GROUP_2 | 114), /* voice memo */
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KEY(4, 2, GROUP_3 | 114), /* voice memo */
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KEY(0, 0, GROUP_1 | KEY_F12), /* red button Qt::Key_Hangup */
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KEY(3, 4, GROUP_1 | KEY_LEFT),
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KEY(3, 2, GROUP_1 | KEY_DOWN),
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KEY(3, 1, GROUP_1 | KEY_RIGHT),
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KEY(3, 0, GROUP_1 | KEY_UP),
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KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
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KEY(0, 5, GROUP_1 | KEY_1),
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KEY(0, 4, GROUP_1 | KEY_2),
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KEY(0, 3, GROUP_1 | KEY_3),
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KEY(4, 3, GROUP_1 | KEY_4),
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KEY(4, 4, GROUP_1 | KEY_5),
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KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */
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KEY(1, 4, GROUP_1 | KEY_6),
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KEY(1, 5, GROUP_1 | KEY_7),
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KEY(1, 3, GROUP_1 | KEY_8),
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KEY(2, 3, GROUP_1 | KEY_9),
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KEY(2, 5, GROUP_1 | KEY_0),
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KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */
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KEY(1, 0, GROUP_1 | KEY_F11), /* green button Qt::Key_Call */
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KEY(2, 1, GROUP_1 | KEY_YEN), /* left soft Qt::Key_Context1 */
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KEY(2, 2, GROUP_1 | KEY_F8), /* right soft Qt::Key_Back */
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KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */
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KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
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KEY(2, 0, GROUP_1 | KEY_F7), /* menu Qt::Key_Menu */
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};
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static struct resource sx1_kp_resources[] = {
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[0] = {
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.start = INT_KEYBOARD,
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.end = INT_KEYBOARD,
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.flags = IORESOURCE_IRQ,
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},
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};
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static const struct matrix_keymap_data sx1_keymap_data = {
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.keymap = sx1_keymap,
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.keymap_size = ARRAY_SIZE(sx1_keymap),
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};
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static struct omap_kp_platform_data sx1_kp_data = {
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.rows = 6,
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.cols = 6,
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.keymap_data = &sx1_keymap_data,
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.delay = 80,
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};
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static struct platform_device sx1_kp_device = {
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.name = "omap-keypad",
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.id = -1,
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.dev = {
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.platform_data = &sx1_kp_data,
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},
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.num_resources = ARRAY_SIZE(sx1_kp_resources),
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.resource = sx1_kp_resources,
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};
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/*----------- IRDA -------------------------*/
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static struct omap_irda_config sx1_irda_data = {
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.transceiver_cap = IR_SIRMODE,
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.rx_channel = OMAP_DMA_UART3_RX,
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.tx_channel = OMAP_DMA_UART3_TX,
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.dest_start = UART3_THR,
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.src_start = UART3_RHR,
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.tx_trigger = 0,
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.rx_trigger = 0,
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};
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static struct resource sx1_irda_resources[] = {
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[0] = {
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.start = INT_UART3,
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.end = INT_UART3,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 irda_dmamask = 0xffffffff;
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static struct platform_device sx1_irda_device = {
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.name = "omapirda",
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.id = 0,
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.dev = {
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.platform_data = &sx1_irda_data,
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.dma_mask = &irda_dmamask,
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},
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.num_resources = ARRAY_SIZE(sx1_irda_resources),
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.resource = sx1_irda_resources,
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};
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/*----------- MTD -------------------------*/
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static struct mtd_partition sx1_partitions[] = {
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/* bootloader (U-Boot, etc) in first sector */
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{
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.name = "bootloader",
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.offset = 0x01800000,
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.size = SZ_128K,
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.mask_flags = MTD_WRITEABLE, /* force read-only */
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},
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/* bootloader params in the next sector */
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{
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.name = "params",
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.offset = MTDPART_OFS_APPEND,
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.size = SZ_128K,
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.mask_flags = 0,
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},
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/* kernel */
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{
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.name = "kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = SZ_2M - 2 * SZ_128K,
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.mask_flags = 0
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},
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/* file system */
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{
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.name = "filesystem",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
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.mask_flags = 0
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}
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};
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static struct physmap_flash_data sx1_flash_data = {
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.width = 2,
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.set_vpp = omap1_set_vpp,
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.parts = sx1_partitions,
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.nr_parts = ARRAY_SIZE(sx1_partitions),
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};
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#ifdef CONFIG_SX1_OLD_FLASH
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/* MTD Intel StrataFlash - old flashes */
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static struct resource sx1_old_flash_resource[] = {
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[0] = {
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.start = OMAP_CS0_PHYS, /* Physical */
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.end = OMAP_CS0_PHYS + SZ_16M - 1,,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = OMAP_CS1_PHYS,
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.end = OMAP_CS1_PHYS + SZ_8M - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device sx1_flash_device = {
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.name = "physmap-flash",
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.id = 0,
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.dev = {
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.platform_data = &sx1_flash_data,
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},
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.num_resources = 2,
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.resource = &sx1_old_flash_resource,
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};
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#else
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/* MTD Intel 4000 flash - new flashes */
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static struct resource sx1_new_flash_resource = {
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.start = OMAP_CS0_PHYS,
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.end = OMAP_CS0_PHYS + SZ_32M - 1,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device sx1_flash_device = {
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.name = "physmap-flash",
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.id = 0,
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.dev = {
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.platform_data = &sx1_flash_data,
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},
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.num_resources = 1,
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.resource = &sx1_new_flash_resource,
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};
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#endif
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/*----------- USB -------------------------*/
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static struct omap_usb_config sx1_usb_config __initdata = {
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.otg = 0,
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.register_dev = 1,
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.register_host = 0,
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.hmc_mode = 0,
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.pins[0] = 2,
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.pins[1] = 0,
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.pins[2] = 0,
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};
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/*----------- LCD -------------------------*/
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static struct platform_device sx1_lcd_device = {
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.name = "lcd_sx1",
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.id = -1,
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};
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static struct omap_lcd_config sx1_lcd_config __initdata = {
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.ctrl_name = "internal",
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};
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/*-----------------------------------------*/
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static struct platform_device *sx1_devices[] __initdata = {
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&sx1_flash_device,
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&sx1_kp_device,
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&sx1_lcd_device,
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&sx1_irda_device,
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};
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/*-----------------------------------------*/
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static struct omap_board_config_kernel sx1_config[] __initdata = {
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{ OMAP_TAG_LCD, &sx1_lcd_config },
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};
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/*-----------------------------------------*/
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static void __init omap_sx1_init(void)
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{
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/* mux pins for uarts */
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omap_cfg_reg(UART1_TX);
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omap_cfg_reg(UART1_RTS);
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omap_cfg_reg(UART2_TX);
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omap_cfg_reg(UART2_RTS);
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omap_cfg_reg(UART3_TX);
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omap_cfg_reg(UART3_RX);
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platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
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omap_board_config = sx1_config;
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omap_board_config_size = ARRAY_SIZE(sx1_config);
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omap_serial_init();
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omap_register_i2c_bus(1, 100, NULL, 0);
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omap1_usb_init(&sx1_usb_config);
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sx1_mmc_init();
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/* turn on USB power */
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/* sx1_setusbpower(1); can't do it here because i2c is not ready */
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gpio_request(1, "A_IRDA_OFF");
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gpio_request(11, "A_SWITCH");
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gpio_request(15, "A_USB_ON");
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gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */
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gpio_direction_output(11, 0); /*A_SWITCH = 0 */
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gpio_direction_output(15, 0); /*A_USB_ON = 0 */
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}
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MACHINE_START(SX1, "OMAP310 based Siemens SX1")
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.atag_offset = 0x100,
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.map_io = omap15xx_map_io,
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.init_early = omap1_init_early,
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.reserve = omap_reserve,
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.init_irq = omap1_init_irq,
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.init_machine = omap_sx1_init,
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.timer = &omap1_timer,
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.restart = omap1_restart,
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MACHINE_END
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