358 lines
8.7 KiB
C
358 lines
8.7 KiB
C
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/*
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* Hardware definitions for Palm LifeDrive
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*
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* Author: Marek Vasut <marek.vasut@gmail.com>
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*
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* Based on work of:
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* Alex Osborne <ato@meshy.org>
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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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* (find more info at www.hackndev.com)
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*
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*/
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/irq.h>
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#include <linux/gpio_keys.h>
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#include <linux/input.h>
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#include <linux/pda_power.h>
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#include <linux/pwm_backlight.h>
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#include <linux/gpio.h>
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#include <linux/wm97xx.h>
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#include <linux/power_supply.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 <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 "pxa27x.h"
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#include <mach/audio.h>
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#include <mach/palmld.h>
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#include <linux/platform_data/mmc-pxamci.h>
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#include <linux/platform_data/video-pxafb.h>
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#include <linux/platform_data/irda-pxaficp.h>
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#include <linux/platform_data/keypad-pxa27x.h>
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#include <linux/platform_data/asoc-palm27x.h>
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#include "palm27x.h"
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#include "generic.h"
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#include "devices.h"
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/******************************************************************************
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* Pin configuration
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******************************************************************************/
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static unsigned long palmld_pin_config[] __initdata = {
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/* MMC */
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GPIO32_MMC_CLK,
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GPIO92_MMC_DAT_0,
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GPIO109_MMC_DAT_1,
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GPIO110_MMC_DAT_2,
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GPIO111_MMC_DAT_3,
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GPIO112_MMC_CMD,
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GPIO14_GPIO, /* SD detect */
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GPIO114_GPIO, /* SD power */
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GPIO116_GPIO, /* SD r/o switch */
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/* AC97 */
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GPIO28_AC97_BITCLK,
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GPIO29_AC97_SDATA_IN_0,
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GPIO30_AC97_SDATA_OUT,
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GPIO31_AC97_SYNC,
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GPIO89_AC97_SYSCLK,
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GPIO95_AC97_nRESET,
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/* IrDA */
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GPIO108_GPIO, /* ir disable */
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GPIO46_FICP_RXD,
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GPIO47_FICP_TXD,
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/* MATRIX KEYPAD */
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GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
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GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
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GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
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GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
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GPIO103_KP_MKOUT_0,
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GPIO104_KP_MKOUT_1,
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GPIO105_KP_MKOUT_2,
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/* LCD */
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GPIOxx_LCD_TFT_16BPP,
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/* PWM */
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GPIO16_PWM0_OUT,
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/* GPIO KEYS */
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GPIO10_GPIO, /* hotsync button */
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GPIO12_GPIO, /* power switch */
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GPIO15_GPIO, /* lock switch */
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/* LEDs */
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GPIO52_GPIO, /* green led */
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GPIO94_GPIO, /* orange led */
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/* PCMCIA */
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GPIO48_nPOE,
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GPIO49_nPWE,
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GPIO50_nPIOR,
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GPIO51_nPIOW,
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GPIO85_nPCE_1,
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GPIO54_nPCE_2,
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GPIO79_PSKTSEL,
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GPIO55_nPREG,
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GPIO56_nPWAIT,
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GPIO57_nIOIS16,
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GPIO36_GPIO, /* wifi power */
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GPIO38_GPIO, /* wifi ready */
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GPIO81_GPIO, /* wifi reset */
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/* FFUART */
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GPIO34_FFUART_RXD,
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GPIO39_FFUART_TXD,
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/* HDD */
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GPIO98_GPIO, /* HDD reset */
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GPIO115_GPIO, /* HDD power */
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/* MISC */
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GPIO13_GPIO, /* earphone detect */
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};
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/******************************************************************************
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* NOR Flash
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******************************************************************************/
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#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
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static struct mtd_partition palmld_partitions[] = {
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{
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.name = "Flash",
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.offset = 0x00000000,
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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 palmld_flash_data[] = {
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{
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.width = 2, /* bankwidth in bytes */
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.parts = palmld_partitions,
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.nr_parts = ARRAY_SIZE(palmld_partitions)
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}
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};
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static struct resource palmld_flash_resource = {
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.start = PXA_CS0_PHYS,
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.end = PXA_CS0_PHYS + SZ_4M - 1,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device palmld_flash = {
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.name = "physmap-flash",
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.id = 0,
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.resource = &palmld_flash_resource,
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.num_resources = 1,
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.dev = {
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.platform_data = palmld_flash_data,
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},
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};
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static void __init palmld_nor_init(void)
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{
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platform_device_register(&palmld_flash);
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}
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#else
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static inline void palmld_nor_init(void) {}
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#endif
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/******************************************************************************
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* GPIO keyboard
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******************************************************************************/
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#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
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static const unsigned int palmld_matrix_keys[] = {
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KEY(0, 1, KEY_F2),
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KEY(0, 2, KEY_UP),
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KEY(1, 0, KEY_F3),
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KEY(1, 1, KEY_F4),
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KEY(1, 2, KEY_RIGHT),
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KEY(2, 0, KEY_F1),
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KEY(2, 1, KEY_F5),
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KEY(2, 2, KEY_DOWN),
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KEY(3, 0, KEY_F6),
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KEY(3, 1, KEY_ENTER),
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KEY(3, 2, KEY_LEFT),
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};
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static struct matrix_keymap_data palmld_matrix_keymap_data = {
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.keymap = palmld_matrix_keys,
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.keymap_size = ARRAY_SIZE(palmld_matrix_keys),
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};
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static struct pxa27x_keypad_platform_data palmld_keypad_platform_data = {
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.matrix_key_rows = 4,
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.matrix_key_cols = 3,
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.matrix_keymap_data = &palmld_matrix_keymap_data,
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.debounce_interval = 30,
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};
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static void __init palmld_kpc_init(void)
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{
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pxa_set_keypad_info(&palmld_keypad_platform_data);
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}
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#else
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static inline void palmld_kpc_init(void) {}
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#endif
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/******************************************************************************
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* GPIO keys
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******************************************************************************/
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#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
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static struct gpio_keys_button palmld_pxa_buttons[] = {
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{KEY_F8, GPIO_NR_PALMLD_HOTSYNC_BUTTON_N, 1, "HotSync Button" },
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{KEY_F9, GPIO_NR_PALMLD_LOCK_SWITCH, 0, "Lock Switch" },
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{KEY_POWER, GPIO_NR_PALMLD_POWER_SWITCH, 0, "Power Switch" },
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};
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static struct gpio_keys_platform_data palmld_pxa_keys_data = {
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.buttons = palmld_pxa_buttons,
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.nbuttons = ARRAY_SIZE(palmld_pxa_buttons),
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};
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static struct platform_device palmld_pxa_keys = {
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.name = "gpio-keys",
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.id = -1,
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.dev = {
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.platform_data = &palmld_pxa_keys_data,
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},
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};
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static void __init palmld_keys_init(void)
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{
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platform_device_register(&palmld_pxa_keys);
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}
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#else
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static inline void palmld_keys_init(void) {}
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#endif
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/******************************************************************************
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* LEDs
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******************************************************************************/
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#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
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struct gpio_led gpio_leds[] = {
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{
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.name = "palmld:green:led",
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.default_trigger = "none",
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.gpio = GPIO_NR_PALMLD_LED_GREEN,
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}, {
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.name = "palmld:amber:led",
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.default_trigger = "none",
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.gpio = GPIO_NR_PALMLD_LED_AMBER,
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},
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};
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static struct gpio_led_platform_data gpio_led_info = {
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.leds = gpio_leds,
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.num_leds = ARRAY_SIZE(gpio_leds),
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};
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static struct platform_device palmld_leds = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &gpio_led_info,
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}
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};
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static void __init palmld_leds_init(void)
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{
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platform_device_register(&palmld_leds);
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}
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#else
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static inline void palmld_leds_init(void) {}
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#endif
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/******************************************************************************
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* HDD
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******************************************************************************/
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#if defined(CONFIG_PATA_PALMLD) || defined(CONFIG_PATA_PALMLD_MODULE)
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static struct platform_device palmld_ide_device = {
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.name = "pata_palmld",
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.id = -1,
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};
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static void __init palmld_ide_init(void)
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{
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platform_device_register(&palmld_ide_device);
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}
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#else
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static inline void palmld_ide_init(void) {}
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#endif
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/******************************************************************************
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* Machine init
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******************************************************************************/
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static struct map_desc palmld_io_desc[] __initdata = {
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{
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.virtual = PALMLD_IDE_VIRT,
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.pfn = __phys_to_pfn(PALMLD_IDE_PHYS),
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.length = PALMLD_IDE_SIZE,
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.type = MT_DEVICE
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},
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{
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.virtual = PALMLD_USB_VIRT,
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.pfn = __phys_to_pfn(PALMLD_USB_PHYS),
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.length = PALMLD_USB_SIZE,
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.type = MT_DEVICE
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},
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};
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static void __init palmld_map_io(void)
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{
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pxa27x_map_io();
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iotable_init(palmld_io_desc, ARRAY_SIZE(palmld_io_desc));
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}
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static void __init palmld_init(void)
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{
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pxa2xx_mfp_config(ARRAY_AND_SIZE(palmld_pin_config));
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pxa_set_ffuart_info(NULL);
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pxa_set_btuart_info(NULL);
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pxa_set_stuart_info(NULL);
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palm27x_mmc_init(GPIO_NR_PALMLD_SD_DETECT_N, GPIO_NR_PALMLD_SD_READONLY,
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GPIO_NR_PALMLD_SD_POWER, 0);
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palm27x_pm_init(PALMLD_STR_BASE);
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palm27x_lcd_init(-1, &palm_320x480_lcd_mode);
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palm27x_irda_init(GPIO_NR_PALMLD_IR_DISABLE);
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palm27x_ac97_init(PALMLD_BAT_MIN_VOLTAGE, PALMLD_BAT_MAX_VOLTAGE,
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GPIO_NR_PALMLD_EARPHONE_DETECT, 95);
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palm27x_pwm_init(GPIO_NR_PALMLD_BL_POWER, GPIO_NR_PALMLD_LCD_POWER);
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palm27x_power_init(GPIO_NR_PALMLD_POWER_DETECT,
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GPIO_NR_PALMLD_USB_DETECT_N);
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palm27x_pmic_init();
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palmld_kpc_init();
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palmld_keys_init();
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palmld_nor_init();
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palmld_leds_init();
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palmld_ide_init();
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}
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MACHINE_START(PALMLD, "Palm LifeDrive")
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.atag_offset = 0x100,
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.map_io = palmld_map_io,
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.nr_irqs = PXA_NR_IRQS,
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.init_irq = pxa27x_init_irq,
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.handle_irq = pxa27x_handle_irq,
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.init_time = pxa_timer_init,
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.init_machine = palmld_init,
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.restart = pxa_restart,
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MACHINE_END
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