forked from Minki/linux
d2912cb15b
Based on 2 normalized pattern(s): 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 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 # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
148 lines
3.4 KiB
C
148 lines
3.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* Support for Compaq iPAQ H3600 handheld computer
|
|
*
|
|
* Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks)
|
|
* Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru>
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/gpio.h>
|
|
|
|
#include <video/sa1100fb.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <linux/platform_data/irda-sa11x0.h>
|
|
|
|
#include <mach/h3xxx.h>
|
|
#include <mach/irqs.h>
|
|
|
|
#include "generic.h"
|
|
|
|
/*
|
|
* helper for sa1100fb
|
|
*/
|
|
static struct gpio h3600_lcd_gpio[] = {
|
|
{ H3XXX_EGPIO_LCD_ON, GPIOF_OUT_INIT_LOW, "LCD power" },
|
|
{ H3600_EGPIO_LCD_PCI, GPIOF_OUT_INIT_LOW, "LCD control" },
|
|
{ H3600_EGPIO_LCD_5V_ON, GPIOF_OUT_INIT_LOW, "LCD 5v" },
|
|
{ H3600_EGPIO_LVDD_ON, GPIOF_OUT_INIT_LOW, "LCD 9v/-6.5v" },
|
|
};
|
|
|
|
static bool h3600_lcd_request(void)
|
|
{
|
|
static bool h3600_lcd_ok;
|
|
int rc;
|
|
|
|
if (h3600_lcd_ok)
|
|
return true;
|
|
|
|
rc = gpio_request_array(h3600_lcd_gpio, ARRAY_SIZE(h3600_lcd_gpio));
|
|
if (rc)
|
|
pr_err("%s: can't request GPIOs\n", __func__);
|
|
else
|
|
h3600_lcd_ok = true;
|
|
|
|
return h3600_lcd_ok;
|
|
}
|
|
|
|
static void h3600_lcd_power(int enable)
|
|
{
|
|
if (!h3600_lcd_request())
|
|
return;
|
|
|
|
gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable);
|
|
gpio_direction_output(H3600_EGPIO_LCD_PCI, enable);
|
|
gpio_direction_output(H3600_EGPIO_LCD_5V_ON, enable);
|
|
gpio_direction_output(H3600_EGPIO_LVDD_ON, enable);
|
|
}
|
|
|
|
static const struct sa1100fb_rgb h3600_rgb_16 = {
|
|
.red = { .offset = 12, .length = 4, },
|
|
.green = { .offset = 7, .length = 4, },
|
|
.blue = { .offset = 1, .length = 4, },
|
|
.transp = { .offset = 0, .length = 0, },
|
|
};
|
|
|
|
static struct sa1100fb_mach_info h3600_lcd_info = {
|
|
.pixclock = 174757, .bpp = 16,
|
|
.xres = 320, .yres = 240,
|
|
|
|
.hsync_len = 3, .vsync_len = 3,
|
|
.left_margin = 12, .upper_margin = 10,
|
|
.right_margin = 17, .lower_margin = 1,
|
|
|
|
.cmap_static = 1,
|
|
|
|
.lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
|
|
.lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(2),
|
|
|
|
.rgb[RGB_16] = &h3600_rgb_16,
|
|
|
|
.lcd_power = h3600_lcd_power,
|
|
};
|
|
|
|
|
|
static void __init h3600_map_io(void)
|
|
{
|
|
h3xxx_map_io();
|
|
}
|
|
|
|
/*
|
|
* This turns the IRDA power on or off on the Compaq H3600
|
|
*/
|
|
static struct gpio h3600_irda_gpio[] = {
|
|
{ H3600_EGPIO_IR_ON, GPIOF_OUT_INIT_LOW, "IrDA power" },
|
|
{ H3600_EGPIO_IR_FSEL, GPIOF_OUT_INIT_LOW, "IrDA fsel" },
|
|
};
|
|
|
|
static int h3600_irda_set_power(struct device *dev, unsigned int state)
|
|
{
|
|
gpio_set_value(H3600_EGPIO_IR_ON, state);
|
|
return 0;
|
|
}
|
|
|
|
static void h3600_irda_set_speed(struct device *dev, unsigned int speed)
|
|
{
|
|
gpio_set_value(H3600_EGPIO_IR_FSEL, !(speed < 4000000));
|
|
}
|
|
|
|
static int h3600_irda_startup(struct device *dev)
|
|
{
|
|
return gpio_request_array(h3600_irda_gpio, sizeof(h3600_irda_gpio));
|
|
}
|
|
|
|
static void h3600_irda_shutdown(struct device *dev)
|
|
{
|
|
return gpio_free_array(h3600_irda_gpio, sizeof(h3600_irda_gpio));
|
|
}
|
|
|
|
static struct irda_platform_data h3600_irda_data = {
|
|
.set_power = h3600_irda_set_power,
|
|
.set_speed = h3600_irda_set_speed,
|
|
.startup = h3600_irda_startup,
|
|
.shutdown = h3600_irda_shutdown,
|
|
};
|
|
|
|
static void __init h3600_mach_init(void)
|
|
{
|
|
h3xxx_mach_init();
|
|
|
|
sa11x0_register_lcd(&h3600_lcd_info);
|
|
sa11x0_register_irda(&h3600_irda_data);
|
|
}
|
|
|
|
MACHINE_START(H3600, "Compaq iPAQ H3600")
|
|
.atag_offset = 0x100,
|
|
.map_io = h3600_map_io,
|
|
.nr_irqs = SA1100_NR_IRQS,
|
|
.init_irq = sa1100_init_irq,
|
|
.init_time = sa1100_timer_init,
|
|
.init_machine = h3600_mach_init,
|
|
.init_late = sa11x0_init_late,
|
|
.restart = sa11x0_restart,
|
|
MACHINE_END
|
|
|