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86e5e38c46
Split common h3600.c into three separate files: h3100.c, h3600.c and h3xxx.c (the latter contains common code for h3100/h3600) Copyright boilerplates and #includes are copied intact and will be cleaned up later. Signed-off-by: Dmitry Artamonow <mad_soft@inbox.ru> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
120 lines
3.0 KiB
C
120 lines
3.0 KiB
C
/*
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* Hardware definitions for Compaq iPAQ H3xxx Handheld Computers
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*
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* Copyright 2000,1 Compaq Computer Corporation.
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*
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* Use consistent with the GNU GPL is permitted,
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* provided that this copyright notice is
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* preserved in its entirety in all copies and derived works.
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*
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* COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
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* AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
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* FITNESS FOR ANY PARTICULAR PURPOSE.
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*
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* Author: Jamey Hicks.
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*
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* History:
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*
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* 2001-10-?? Andrew Christian Added support for iPAQ H3800
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* and abstracted EGPIO interface.
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*
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*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/tty.h>
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#include <linux/pm.h>
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#include <linux/device.h>
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#include <linux/mfd/htc-egpio.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/serial_core.h>
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#include <linux/gpio.h>
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#include <linux/platform_device.h>
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#include <asm/irq.h>
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#include <mach/hardware.h>
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#include <asm/mach-types.h>
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#include <asm/setup.h>
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#include <asm/mach/irq.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/flash.h>
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#include <asm/mach/irda.h>
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#include <asm/mach/map.h>
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#include <asm/mach/serial_sa1100.h>
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#include <mach/h3xxx.h>
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#include "generic.h"
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/*
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* helper for sa1100fb
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*/
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static void h3100_lcd_power(int enable)
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{
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if (!gpio_request(H3XXX_EGPIO_LCD_ON, "LCD ON")) {
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gpio_set_value(H3100_GPIO_LCD_3V_ON, enable);
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gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable);
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gpio_free(H3XXX_EGPIO_LCD_ON);
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}
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}
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static void __init h3100_map_io(void)
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{
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h3xxx_map_io();
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sa1100fb_lcd_power = h3100_lcd_power;
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/* Older bootldrs put GPIO2-9 in alternate mode on the
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assumption that they are used for video */
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GAFR &= ~0x000001fb;
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}
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/*
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* This turns the IRDA power on or off on the Compaq H3100
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*/
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static int h3100_irda_set_power(struct device *dev, unsigned int state)
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{
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gpio_set_value(H3100_GPIO_IR_ON, state);
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return 0;
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}
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static void h3100_irda_set_speed(struct device *dev, unsigned int speed)
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{
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gpio_set_value(H3100_GPIO_IR_FSEL, !(speed < 4000000));
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}
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static struct irda_platform_data h3100_irda_data = {
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.set_power = h3100_irda_set_power,
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.set_speed = h3100_irda_set_speed,
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};
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static struct gpio_default_state h3100_default_gpio[] = {
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{ H3100_GPIO_IR_ON, GPIO_MODE_OUT0, "IrDA power" },
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{ H3100_GPIO_IR_FSEL, GPIO_MODE_OUT0, "IrDA fsel" },
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{ H3XXX_GPIO_COM_DCD, GPIO_MODE_IN, "COM DCD" },
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{ H3XXX_GPIO_COM_CTS, GPIO_MODE_IN, "COM CTS" },
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{ H3XXX_GPIO_COM_RTS, GPIO_MODE_OUT0, "COM RTS" },
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{ H3100_GPIO_LCD_3V_ON, GPIO_MODE_OUT0, "LCD 3v" },
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};
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static void __init h3100_mach_init(void)
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{
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h3xxx_init_gpio(h3100_default_gpio, ARRAY_SIZE(h3100_default_gpio));
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h3xxx_mach_init();
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sa11x0_register_irda(&h3100_irda_data);
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}
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MACHINE_START(H3100, "Compaq iPAQ H3100")
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.phys_io = 0x80000000,
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.io_pg_offst = ((0xf8000000) >> 18) & 0xfffc,
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.boot_params = 0xc0000100,
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.map_io = h3100_map_io,
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.init_irq = sa1100_init_irq,
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.timer = &sa1100_timer,
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.init_machine = h3100_mach_init,
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MACHINE_END
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