mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-27 06:34:11 +08:00
851982c1b6
This patch introduces pxa2xx_map_io() and pxa3xx_map_io() to distinguish
between PXA25x/PXA27x and PXA3xx memory mapping.
Also, fixup for platforms broken after introducing pxa{25x,27x}_map_io()
and pxa3xx_map_io() is included.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
288 lines
7.0 KiB
C
288 lines
7.0 KiB
C
/*
|
|
* Hardware definitions for Palm Zire72
|
|
*
|
|
* Authors:
|
|
* Vladimir "Farcaller" Pouzanov <farcaller@gmail.com>
|
|
* Sergey Lapin <slapin@ossfans.org>
|
|
* Alex Osborne <bobofdoom@gmail.com>
|
|
* Jan Herman <2hp@seznam.cz>
|
|
*
|
|
* Rewrite for mainline:
|
|
* Marek Vasut <marek.vasut@gmail.com>
|
|
*
|
|
* 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.
|
|
*
|
|
* (find more info at www.hackndev.com)
|
|
*
|
|
*/
|
|
|
|
#include <linux/platform_device.h>
|
|
#include <linux/sysdev.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/irq.h>
|
|
#include <linux/gpio_keys.h>
|
|
#include <linux/input.h>
|
|
#include <linux/pda_power.h>
|
|
#include <linux/pwm_backlight.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/wm97xx.h>
|
|
#include <linux/power_supply.h>
|
|
#include <linux/usb/gpio_vbus.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
|
|
#include <mach/pxa27x.h>
|
|
#include <mach/audio.h>
|
|
#include <mach/palmz72.h>
|
|
#include <mach/mmc.h>
|
|
#include <mach/pxafb.h>
|
|
#include <mach/irda.h>
|
|
#include <plat/pxa27x_keypad.h>
|
|
#include <mach/udc.h>
|
|
#include <mach/palmasoc.h>
|
|
#include <mach/palm27x.h>
|
|
|
|
#include <mach/pm.h>
|
|
|
|
#include "generic.h"
|
|
#include "devices.h"
|
|
|
|
/******************************************************************************
|
|
* Pin configuration
|
|
******************************************************************************/
|
|
static unsigned long palmz72_pin_config[] __initdata = {
|
|
/* MMC */
|
|
GPIO32_MMC_CLK,
|
|
GPIO92_MMC_DAT_0,
|
|
GPIO109_MMC_DAT_1,
|
|
GPIO110_MMC_DAT_2,
|
|
GPIO111_MMC_DAT_3,
|
|
GPIO112_MMC_CMD,
|
|
GPIO14_GPIO, /* SD detect */
|
|
GPIO115_GPIO, /* SD RO */
|
|
GPIO98_GPIO, /* SD power */
|
|
|
|
/* AC97 */
|
|
GPIO28_AC97_BITCLK,
|
|
GPIO29_AC97_SDATA_IN_0,
|
|
GPIO30_AC97_SDATA_OUT,
|
|
GPIO31_AC97_SYNC,
|
|
GPIO89_AC97_SYSCLK,
|
|
GPIO113_AC97_nRESET,
|
|
|
|
/* IrDA */
|
|
GPIO49_GPIO, /* ir disable */
|
|
GPIO46_FICP_RXD,
|
|
GPIO47_FICP_TXD,
|
|
|
|
/* PWM */
|
|
GPIO16_PWM0_OUT,
|
|
|
|
/* USB */
|
|
GPIO15_GPIO, /* usb detect */
|
|
GPIO95_GPIO, /* usb pullup */
|
|
|
|
/* Matrix keypad */
|
|
GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
|
|
GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
|
|
GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
|
|
GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
|
|
GPIO103_KP_MKOUT_0,
|
|
GPIO104_KP_MKOUT_1,
|
|
GPIO105_KP_MKOUT_2,
|
|
|
|
/* LCD */
|
|
GPIOxx_LCD_TFT_16BPP,
|
|
|
|
GPIO20_GPIO, /* bl power */
|
|
GPIO21_GPIO, /* LCD border switch */
|
|
GPIO22_GPIO, /* LCD border color */
|
|
GPIO96_GPIO, /* lcd power */
|
|
|
|
/* Misc. */
|
|
GPIO0_GPIO | WAKEUP_ON_LEVEL_HIGH, /* power detect */
|
|
GPIO88_GPIO, /* green led */
|
|
GPIO27_GPIO, /* WM9712 IRQ */
|
|
};
|
|
|
|
/******************************************************************************
|
|
* GPIO keyboard
|
|
******************************************************************************/
|
|
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
|
|
static unsigned int palmz72_matrix_keys[] = {
|
|
KEY(0, 0, KEY_POWER),
|
|
KEY(0, 1, KEY_F1),
|
|
KEY(0, 2, KEY_ENTER),
|
|
|
|
KEY(1, 0, KEY_F2),
|
|
KEY(1, 1, KEY_F3),
|
|
KEY(1, 2, KEY_F4),
|
|
|
|
KEY(2, 0, KEY_UP),
|
|
KEY(2, 2, KEY_DOWN),
|
|
|
|
KEY(3, 0, KEY_RIGHT),
|
|
KEY(3, 2, KEY_LEFT),
|
|
};
|
|
|
|
static struct pxa27x_keypad_platform_data palmz72_keypad_platform_data = {
|
|
.matrix_key_rows = 4,
|
|
.matrix_key_cols = 3,
|
|
.matrix_key_map = palmz72_matrix_keys,
|
|
.matrix_key_map_size = ARRAY_SIZE(palmz72_matrix_keys),
|
|
|
|
.debounce_interval = 30,
|
|
};
|
|
|
|
static void __init palmz72_kpc_init(void)
|
|
{
|
|
pxa_set_keypad_info(&palmz72_keypad_platform_data);
|
|
}
|
|
#else
|
|
static inline void palmz72_kpc_init(void) {}
|
|
#endif
|
|
|
|
/******************************************************************************
|
|
* LEDs
|
|
******************************************************************************/
|
|
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
|
|
static struct gpio_led gpio_leds[] = {
|
|
{
|
|
.name = "palmz72:green:led",
|
|
.default_trigger = "none",
|
|
.gpio = GPIO_NR_PALMZ72_LED_GREEN,
|
|
},
|
|
};
|
|
|
|
static struct gpio_led_platform_data gpio_led_info = {
|
|
.leds = gpio_leds,
|
|
.num_leds = ARRAY_SIZE(gpio_leds),
|
|
};
|
|
|
|
static struct platform_device palmz72_leds = {
|
|
.name = "leds-gpio",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &gpio_led_info,
|
|
}
|
|
};
|
|
|
|
static void __init palmz72_leds_init(void)
|
|
{
|
|
platform_device_register(&palmz72_leds);
|
|
}
|
|
#else
|
|
static inline void palmz72_leds_init(void) {}
|
|
#endif
|
|
|
|
#ifdef CONFIG_PM
|
|
|
|
/* We have some black magic here
|
|
* PalmOS ROM on recover expects special struct physical address
|
|
* to be transferred via PSPR. Using this struct PalmOS restores
|
|
* its state after sleep. As for Linux, we need to setup it the
|
|
* same way. More than that, PalmOS ROM changes some values in memory.
|
|
* For now only one location is found, which needs special treatment.
|
|
* Thanks to Alex Osborne, Andrzej Zaborowski, and lots of other people
|
|
* for reading backtraces for me :)
|
|
*/
|
|
|
|
#define PALMZ72_SAVE_DWORD ((unsigned long *)0xc0000050)
|
|
|
|
static struct palmz72_resume_info palmz72_resume_info = {
|
|
.magic0 = 0xb4e6,
|
|
.magic1 = 1,
|
|
|
|
/* reset state, MMU off etc */
|
|
.arm_control = 0,
|
|
.aux_control = 0,
|
|
.ttb = 0,
|
|
.domain_access = 0,
|
|
.process_id = 0,
|
|
};
|
|
|
|
static unsigned long store_ptr;
|
|
|
|
/* sys_device for Palm Zire 72 PM */
|
|
|
|
static int palmz72_pm_suspend(struct sys_device *dev, pm_message_t msg)
|
|
{
|
|
/* setup the resume_info struct for the original bootloader */
|
|
palmz72_resume_info.resume_addr = (u32) pxa_cpu_resume;
|
|
|
|
/* Storing memory touched by ROM */
|
|
store_ptr = *PALMZ72_SAVE_DWORD;
|
|
|
|
/* Setting PSPR to a proper value */
|
|
PSPR = virt_to_phys(&palmz72_resume_info);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int palmz72_pm_resume(struct sys_device *dev)
|
|
{
|
|
*PALMZ72_SAVE_DWORD = store_ptr;
|
|
return 0;
|
|
}
|
|
|
|
static struct sysdev_class palmz72_pm_sysclass = {
|
|
.name = "palmz72_pm",
|
|
.suspend = palmz72_pm_suspend,
|
|
.resume = palmz72_pm_resume,
|
|
};
|
|
|
|
static struct sys_device palmz72_pm_device = {
|
|
.cls = &palmz72_pm_sysclass,
|
|
};
|
|
|
|
static int __init palmz72_pm_init(void)
|
|
{
|
|
int ret = -ENODEV;
|
|
if (machine_is_palmz72()) {
|
|
ret = sysdev_class_register(&palmz72_pm_sysclass);
|
|
if (ret == 0)
|
|
ret = sysdev_register(&palmz72_pm_device);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
device_initcall(palmz72_pm_init);
|
|
#endif
|
|
|
|
/******************************************************************************
|
|
* Machine init
|
|
******************************************************************************/
|
|
static void __init palmz72_init(void)
|
|
{
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(palmz72_pin_config));
|
|
pxa_set_ffuart_info(NULL);
|
|
pxa_set_btuart_info(NULL);
|
|
pxa_set_stuart_info(NULL);
|
|
|
|
palm27x_mmc_init(GPIO_NR_PALMZ72_SD_DETECT_N, GPIO_NR_PALMZ72_SD_RO,
|
|
GPIO_NR_PALMZ72_SD_POWER_N, 1);
|
|
palm27x_lcd_init(-1, &palm_320x320_lcd_mode);
|
|
palm27x_udc_init(GPIO_NR_PALMZ72_USB_DETECT_N,
|
|
GPIO_NR_PALMZ72_USB_PULLUP, 0);
|
|
palm27x_irda_init(GPIO_NR_PALMZ72_IR_DISABLE);
|
|
palm27x_ac97_init(PALMZ72_BAT_MIN_VOLTAGE, PALMZ72_BAT_MAX_VOLTAGE,
|
|
-1, 113);
|
|
palm27x_pwm_init(-1, -1);
|
|
palm27x_power_init(-1, -1);
|
|
palm27x_pmic_init();
|
|
palmz72_kpc_init();
|
|
palmz72_leds_init();
|
|
}
|
|
|
|
MACHINE_START(PALMZ72, "Palm Zire72")
|
|
.boot_params = 0xa0000100,
|
|
.map_io = pxa27x_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.timer = &pxa_timer,
|
|
.init_machine = palmz72_init
|
|
MACHINE_END
|