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Commit 5d783a2d authored by Marek Vasut's avatar Marek Vasut Committed by Eric Miao
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[ARM] pxa: Palm Tungsten|C initial support 

This patch adds basic support for Palm Tungsten|C handheld.
Signed-off-by: default avatarMarek Vasut <marek.vasut@gmail.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent 91cf6a97
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MAINTAINERS
View file @ 5d783a2d
...@@ -706,8 +706,9 @@ M: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> ...@@ -706,8 +706,9 @@ M: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
M: Dirk Opfer <dirk@opfer-online.de> M: Dirk Opfer <dirk@opfer-online.de>
S: Maintained S: Maintained
ARM/PALMTX,PALMT5,PALMLD,PALMTE2 SUPPORT ARM/PALMTX,PALMT5,PALMLD,PALMTE2,PALMTC SUPPORT
M: Marek Vasut <marek.vasut@gmail.com> P: Marek Vasut
M: marek.vasut@gmail.com
W: http://hackndev.com W: http://hackndev.com
S: Maintained S: Maintained
......
arch/arm/mach-pxa/Kconfig
View file @ 5d783a2d
...@@ -376,6 +376,15 @@ config MACH_PALMTE2 ...@@ -376,6 +376,15 @@ config MACH_PALMTE2
Say Y here if you intend to run this kernel on a Palm Tungsten|E2 Say Y here if you intend to run this kernel on a Palm Tungsten|E2
handheld computer. handheld computer.
config MACH_PALMTC
bool "Palm Tungsten|C"
default y
depends on ARCH_PXA_PALM
select PXA25x
help
Say Y here if you intend to run this kernel on a Palm Tungsten|C
handheld computer.
config MACH_PALMT5 config MACH_PALMT5
bool "Palm Tungsten|T5" bool "Palm Tungsten|T5"
default y default y
......
arch/arm/mach-pxa/Makefile
View file @ 5d783a2d
...@@ -58,6 +58,7 @@ obj-$(CONFIG_MACH_E750) += e750.o ...@@ -58,6 +58,7 @@ obj-$(CONFIG_MACH_E750) += e750.o
obj-$(CONFIG_MACH_E400) += e400.o obj-$(CONFIG_MACH_E400) += e400.o
obj-$(CONFIG_MACH_E800) += e800.o obj-$(CONFIG_MACH_E800) += e800.o
obj-$(CONFIG_MACH_PALMTE2) += palmte2.o obj-$(CONFIG_MACH_PALMTE2) += palmte2.o
obj-$(CONFIG_MACH_PALMTC) += palmtc.o
obj-$(CONFIG_MACH_PALMT5) += palmt5.o obj-$(CONFIG_MACH_PALMT5) += palmt5.o
obj-$(CONFIG_MACH_PALMTX) += palmtx.o obj-$(CONFIG_MACH_PALMTX) += palmtx.o
obj-$(CONFIG_MACH_PALMLD) += palmld.o obj-$(CONFIG_MACH_PALMLD) += palmld.o
......
arch/arm/mach-pxa/include/mach/palmtc.h 0 → 100644
View file @ 5d783a2d
/*
* linux/include/asm-arm/arch-pxa/palmtc-gpio.h
*
* GPIOs and interrupts for Palm Tungsten|C Handheld Computer
*
* Authors: Alex Osborne <bobofdoom@gmail.com>
* Marek Vasut <marek.vasut@gmail.com>
* Holger Bocklet <bitz.email@gmx.net>
*
* 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.
*
*/
#ifndef _INCLUDE_PALMTC_H_
#define _INCLUDE_PALMTC_H_
/** HERE ARE GPIOs **/
/* GPIOs */
#define GPIO_NR_PALMTC_EARPHONE_DETECT 2
#define GPIO_NR_PALMTC_CRADLE_DETECT 5
#define GPIO_NR_PALMTC_HOTSYNC_BUTTON 7
/* SD/MMC */
#define GPIO_NR_PALMTC_SD_DETECT_N 12
#define GPIO_NR_PALMTC_SD_POWER 32
#define GPIO_NR_PALMTC_SD_READONLY 54
/* WLAN */
#define GPIO_NR_PALMTC_PCMCIA_READY 13
#define GPIO_NR_PALMTC_PCMCIA_PWRREADY 14
#define GPIO_NR_PALMTC_PCMCIA_POWER1 15
#define GPIO_NR_PALMTC_PCMCIA_POWER2 33
#define GPIO_NR_PALMTC_PCMCIA_POWER3 55
#define GPIO_NR_PALMTC_PCMCIA_RESET 78
/* UDC */
#define GPIO_NR_PALMTC_USB_DETECT_N 4
#define GPIO_NR_PALMTC_USB_POWER 36
/* LCD/BACKLIGHT */
#define GPIO_NR_PALMTC_BL_POWER 16
#define GPIO_NR_PALMTC_LCD_POWER 44
#define GPIO_NR_PALMTC_LCD_BLANK 38
/* UART */
#define GPIO_NR_PALMTC_RS232_POWER 37
/* IRDA */
#define GPIO_NR_PALMTC_IR_DISABLE 45
/* IRQs */
#define IRQ_GPIO_PALMTC_SD_DETECT_N IRQ_GPIO(GPIO_NR_PALMTC_SD_DETECT_N)
#define IRQ_GPIO_PALMTC_WLAN_READY IRQ_GPIO(GPIO_NR_PALMTC_WLAN_READY)
/* UCB1400 GPIOs */
#define GPIO_NR_PALMTC_POWER_DETECT (0x80 | 0x00)
#define GPIO_NR_PALMTC_HEADPHONE_DETECT (0x80 | 0x01)
#define GPIO_NR_PALMTC_SPEAKER_ENABLE (0x80 | 0x03)
#define GPIO_NR_PALMTC_VIBRA_POWER (0x80 | 0x05)
#define GPIO_NR_PALMTC_LED_POWER (0x80 | 0x07)
/** HERE ARE INIT VALUES **/
#define PALMTC_UCB1400_GPIO_OFFSET 0x80
/* BATTERY */
#define PALMTC_BAT_MAX_VOLTAGE 4000 /* 4.00V maximum voltage */
#define PALMTC_BAT_MIN_VOLTAGE 3550 /* 3.55V critical voltage */
#define PALMTC_BAT_MAX_CURRENT 0 /* unknokn */
#define PALMTC_BAT_MIN_CURRENT 0 /* unknown */
#define PALMTC_BAT_MAX_CHARGE 1 /* unknown */
#define PALMTC_BAT_MIN_CHARGE 1 /* unknown */
#define PALMTC_MAX_LIFE_MINS 240 /* on-life in minutes */
#define PALMTC_BAT_MEASURE_DELAY (HZ * 1)
/* BACKLIGHT */
#define PALMTC_MAX_INTENSITY 0xFE
#define PALMTC_DEFAULT_INTENSITY 0x7E
#define PALMTC_LIMIT_MASK 0x7F
#define PALMTC_PRESCALER 0x3F
#define PALMTC_PERIOD_NS 3500
#endif
arch/arm/mach-pxa/palmtc.c 0 → 100644
View file @ 5d783a2d
/*
* linux/arch/arm/mach-pxa/palmtc.c
*
* Support for the Palm Tungsten|C
*
* Author: Marek Vasut <marek.vasut@gmail.com>
*
* Based on work of:
* Petr Blaha <p3t3@centrum.cz>
* Chetan S. Kumar <shivakumar.chetan@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.
*/
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/input.h>
#include <linux/pwm_backlight.h>
#include <linux/gpio.h>
#include <linux/input/matrix_keypad.h>
#include <linux/ucb1400.h>
#include <linux/power_supply.h>
#include <linux/gpio_keys.h>
#include <linux/mtd/physmap.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/audio.h>
#include <mach/palmtc.h>
#include <mach/mmc.h>
#include <mach/pxafb.h>
#include <mach/mfp-pxa25x.h>
#include <mach/irda.h>
#include <mach/udc.h>
#include <mach/pxa2xx-regs.h>
#include "generic.h"
#include "devices.h"
/******************************************************************************
* Pin configuration
******************************************************************************/
static unsigned long palmtc_pin_config[] __initdata = {
/* MMC */
GPIO6_MMC_CLK,
GPIO8_MMC_CS0,
GPIO12_GPIO, /* detect */
GPIO32_GPIO, /* power */
GPIO54_GPIO, /* r/o switch */
/* PCMCIA */
GPIO52_nPCE_1,
GPIO53_nPCE_2,
GPIO50_nPIOR,
GPIO51_nPIOW,
GPIO49_nPWE,
GPIO48_nPOE,
GPIO52_nPCE_1,
GPIO53_nPCE_2,
GPIO57_nIOIS16,
GPIO56_nPWAIT,
/* AC97 */
GPIO28_AC97_BITCLK,
GPIO29_AC97_SDATA_IN_0,
GPIO30_AC97_SDATA_OUT,
GPIO31_AC97_SYNC,
/* IrDA */
GPIO45_GPIO, /* ir disable */
GPIO46_FICP_RXD,
GPIO47_FICP_TXD,
/* PWM */
GPIO17_PWM1_OUT,
/* USB */
GPIO4_GPIO, /* detect */
GPIO36_GPIO, /* pullup */
/* LCD */
GPIO58_LCD_LDD_0,
GPIO59_LCD_LDD_1,
GPIO60_LCD_LDD_2,
GPIO61_LCD_LDD_3,
GPIO62_LCD_LDD_4,
GPIO63_LCD_LDD_5,
GPIO64_LCD_LDD_6,
GPIO65_LCD_LDD_7,
GPIO66_LCD_LDD_8,
GPIO67_LCD_LDD_9,
GPIO68_LCD_LDD_10,
GPIO69_LCD_LDD_11,
GPIO70_LCD_LDD_12,
GPIO71_LCD_LDD_13,
GPIO72_LCD_LDD_14,
GPIO73_LCD_LDD_15,
GPIO74_LCD_FCLK,
GPIO75_LCD_LCLK,
GPIO76_LCD_PCLK,
GPIO77_LCD_BIAS,
/* MATRIX KEYPAD */
GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 0 */
GPIO9_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 1 */
GPIO10_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 2 */
GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* in 3 */
GPIO18_GPIO | MFP_LPM_DRIVE_LOW, /* out 0 */
GPIO19_GPIO | MFP_LPM_DRIVE_LOW, /* out 1 */
GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* out 2 */
GPIO21_GPIO | MFP_LPM_DRIVE_LOW, /* out 3 */
GPIO22_GPIO | MFP_LPM_DRIVE_LOW, /* out 4 */
GPIO23_GPIO | MFP_LPM_DRIVE_LOW, /* out 5 */
GPIO24_GPIO | MFP_LPM_DRIVE_LOW, /* out 6 */
GPIO25_GPIO | MFP_LPM_DRIVE_LOW, /* out 7 */
GPIO26_GPIO | MFP_LPM_DRIVE_LOW, /* out 8 */
GPIO27_GPIO | MFP_LPM_DRIVE_LOW, /* out 9 */
GPIO79_GPIO | MFP_LPM_DRIVE_LOW, /* out 10 */
GPIO80_GPIO | MFP_LPM_DRIVE_LOW, /* out 11 */
/* PXA GPIO KEYS */
GPIO7_GPIO | WAKEUP_ON_EDGE_BOTH, /* hotsync button on cradle */
/* MISC */
GPIO1_RST, /* reset */
GPIO2_GPIO, /* earphone detect */
GPIO16_GPIO, /* backlight switch */
};
/******************************************************************************
* SD/MMC card controller
******************************************************************************/
static struct pxamci_platform_data palmtc_mci_platform_data = {
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
.gpio_power = GPIO_NR_PALMTC_SD_POWER,
.gpio_card_ro = GPIO_NR_PALMTC_SD_READONLY,
.gpio_card_detect = GPIO_NR_PALMTC_SD_DETECT_N,
.detect_delay = 20,
};
/******************************************************************************
* GPIO keys
******************************************************************************/
static struct gpio_keys_button palmtc_pxa_buttons[] = {
{KEY_F8, GPIO_NR_PALMTC_HOTSYNC_BUTTON, 1, "HotSync Button", EV_KEY, 1},
};
static struct gpio_keys_platform_data palmtc_pxa_keys_data = {
.buttons = palmtc_pxa_buttons,
.nbuttons = ARRAY_SIZE(palmtc_pxa_buttons),
};
static struct platform_device palmtc_pxa_keys = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &palmtc_pxa_keys_data,
},
};
/******************************************************************************
* Backlight
******************************************************************************/
static int palmtc_backlight_init(struct device *dev)
{
int ret;
ret = gpio_request(GPIO_NR_PALMTC_BL_POWER, "BL POWER");
if (ret)
goto err;
ret = gpio_direction_output(GPIO_NR_PALMTC_BL_POWER, 1);
if (ret)
goto err2;
return 0;
err2:
gpio_free(GPIO_NR_PALMTC_BL_POWER);
err:
return ret;
}
static int palmtc_backlight_notify(int brightness)
{
/* backlight is on when GPIO16 AF0 is high */
gpio_set_value(GPIO_NR_PALMTC_BL_POWER, brightness);
return brightness;
}
static void palmtc_backlight_exit(struct device *dev)
{
gpio_free(GPIO_NR_PALMTC_BL_POWER);
}
static struct platform_pwm_backlight_data palmtc_backlight_data = {
.pwm_id = 1,
.max_brightness = PALMTC_MAX_INTENSITY,
.dft_brightness = PALMTC_MAX_INTENSITY,
.pwm_period_ns = PALMTC_PERIOD_NS,
.init = palmtc_backlight_init,
.notify = palmtc_backlight_notify,
.exit = palmtc_backlight_exit,
};
static struct platform_device palmtc_backlight = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa25x_device_pwm1.dev,
.platform_data = &palmtc_backlight_data,
},
};
/******************************************************************************
* IrDA
******************************************************************************/
static int palmtc_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_PALMTC_IR_DISABLE, "IR DISABLE");
if (err)
goto err;
err = gpio_direction_output(GPIO_NR_PALMTC_IR_DISABLE, 1);
if (err)
gpio_free(GPIO_NR_PALMTC_IR_DISABLE);
err:
return err;
}
static void palmtc_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_PALMTC_IR_DISABLE);
}
static void palmtc_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMTC_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data palmtc_ficp_platform_data = {
.startup = palmtc_irda_startup,
.shutdown = palmtc_irda_shutdown,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = palmtc_irda_transceiver_mode,
};
/******************************************************************************
* Keyboard
******************************************************************************/
static const uint32_t palmtc_matrix_keys[] = {
KEY(0, 0, KEY_F1),
KEY(0, 1, KEY_X),
KEY(0, 2, KEY_POWER),
KEY(0, 3, KEY_TAB),
KEY(0, 4, KEY_A),
KEY(0, 5, KEY_Q),
KEY(0, 6, KEY_LEFTSHIFT),
KEY(0, 7, KEY_Z),
KEY(0, 8, KEY_S),
KEY(0, 9, KEY_W),
KEY(0, 10, KEY_E),
KEY(0, 11, KEY_UP),
KEY(1, 0, KEY_F2),
KEY(1, 1, KEY_DOWN),
KEY(1, 3, KEY_D),
KEY(1, 4, KEY_C),
KEY(1, 5, KEY_F),
KEY(1, 6, KEY_R),
KEY(1, 7, KEY_SPACE),
KEY(1, 8, KEY_V),
KEY(1, 9, KEY_G),
KEY(1, 10, KEY_T),
KEY(1, 11, KEY_LEFT),
KEY(2, 0, KEY_F3),
KEY(2, 1, KEY_LEFTCTRL),
KEY(2, 3, KEY_H),
KEY(2, 4, KEY_Y),
KEY(2, 5, KEY_N),
KEY(2, 6, KEY_J),
KEY(2, 7, KEY_U),
KEY(2, 8, KEY_M),
KEY(2, 9, KEY_K),
KEY(2, 10, KEY_I),
KEY(2, 11, KEY_RIGHT),
KEY(3, 0, KEY_F4),
KEY(3, 1, KEY_ENTER),
KEY(3, 3, KEY_DOT),
KEY(3, 4, KEY_L),
KEY(3, 5, KEY_O),
KEY(3, 6, KEY_LEFTALT),
KEY(3, 7, KEY_ENTER),
KEY(3, 8, KEY_BACKSPACE),
KEY(3, 9, KEY_P),
KEY(3, 10, KEY_B),
KEY(3, 11, KEY_FN),
};
const struct matrix_keymap_data palmtc_keymap_data = {
.keymap = palmtc_matrix_keys,
.keymap_size = ARRAY_SIZE(palmtc_matrix_keys),
};
const static unsigned int palmtc_keypad_row_gpios[] = {
0, 9, 10, 11
};
const static unsigned int palmtc_keypad_col_gpios[] = {
18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 79, 80
};
static struct matrix_keypad_platform_data palmtc_keypad_platform_data = {
.keymap_data = &palmtc_keymap_data,
.col_gpios = palmtc_keypad_row_gpios,
.num_col_gpios = 12,
.row_gpios = palmtc_keypad_col_gpios,
.num_row_gpios = 4,
.active_low = 1,
.debounce_ms = 20,
.col_scan_delay_us = 5,
};
static struct platform_device palmtc_keyboard = {
.name = "matrix-keypad",
.id = -1,
.dev = {
.platform_data = &palmtc_keypad_platform_data,
},
};
/******************************************************************************
* UDC
******************************************************************************/
static struct pxa2xx_udc_mach_info palmtc_udc_info __initdata = {
.gpio_vbus = GPIO_NR_PALMTC_USB_DETECT_N,
.gpio_vbus_inverted = 1,
.gpio_pullup = GPIO_NR_PALMTC_USB_POWER,
};
/******************************************************************************
* Touchscreen / Battery / GPIO-extender
******************************************************************************/
static struct platform_device palmtc_ucb1400_core = {
.name = "ucb1400_core",
.id = -1,
};
/******************************************************************************
* NOR Flash
******************************************************************************/
static struct resource palmtc_flash_resource = {
.start = PXA_CS0_PHYS,
.end = PXA_CS0_PHYS + SZ_16M - 1,
.flags = IORESOURCE_MEM,
};
static struct mtd_partition palmtc_flash_parts[] = {
{
.name = "U-Boot Bootloader",
.offset = 0x0,
.size = 0x40000,
},
{
.name = "Linux Kernel",
.offset = 0x40000,
.size = 0x2c0000,
},
{
.name = "Filesystem",
.offset = 0x300000,
.size = 0xcc0000,
},
{
.name = "U-Boot Environment",
.offset = 0xfc0000,
.size = MTDPART_SIZ_FULL,
},
};
static struct physmap_flash_data palmtc_flash_data = {
.width = 4,
.parts = palmtc_flash_parts,
.nr_parts = ARRAY_SIZE(palmtc_flash_parts),
};
static struct platform_device palmtc_flash = {
.name = "physmap-flash",
.id = -1,
.resource = &palmtc_flash_resource,
.num_resources = 1,
.dev = {
.platform_data = &palmtc_flash_data,
},
};
/******************************************************************************
* Framebuffer
******************************************************************************/
static struct pxafb_mode_info palmtc_lcd_modes[] = {
{
.pixclock = 115384,
.xres = 320,
.yres = 320,
.bpp = 16,
.left_margin = 27,
.right_margin = 7,
.upper_margin = 7,
.lower_margin = 8,
.hsync_len = 6,
.vsync_len = 1,
},
};
static struct pxafb_mach_info palmtc_lcd_screen = {
.modes = palmtc_lcd_modes,
.num_modes = ARRAY_SIZE(palmtc_lcd_modes),
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};
/******************************************************************************
* Machine init
******************************************************************************/
static struct platform_device *devices[] __initdata = {
&palmtc_backlight,
&palmtc_ucb1400_core,
&palmtc_keyboard,
&palmtc_pxa_keys,
&palmtc_flash,
};
static void __init palmtc_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtc_pin_config));
set_pxa_fb_info(&palmtc_lcd_screen);
pxa_set_mci_info(&palmtc_mci_platform_data);
pxa_set_udc_info(&palmtc_udc_info);
pxa_set_ac97_info(NULL);
pxa_set_ficp_info(&palmtc_ficp_platform_data);
platform_add_devices(devices, ARRAY_SIZE(devices));
};
MACHINE_START(PALMTC, "Palm Tungsten|C")
.phys_io = 0x40000000,
.boot_params = 0xa0000100,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.map_io = pxa_map_io,
.init_irq = pxa25x_init_irq,
.timer = &pxa_timer,
.init_machine = palmtc_init
MACHINE_END
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