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225 lines
5.7 KiB
225 lines
5.7 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Hardware definitions for Palm Tungsten|T5 |
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* |
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* Author: Marek Vasut <[email protected]> |
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* |
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* Based on work of: |
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* Ales Snuparek <[email protected]> |
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* Justin Kendrick <[email protected]> |
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* RichardT5 <[email protected]> |
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* |
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* (find more info at www.hackndev.com) |
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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/memblock.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 <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 "palmt5.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 "udc.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 palmt5_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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GPIO115_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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GPIO40_GPIO, /* ir disable */ |
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GPIO46_FICP_RXD, |
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GPIO47_FICP_TXD, |
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/* USB */ |
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GPIO15_GPIO, /* usb detect */ |
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GPIO93_GPIO, /* usb power */ |
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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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/* FFUART */ |
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GPIO34_FFUART_RXD, |
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GPIO39_FFUART_TXD, |
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/* MISC */ |
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GPIO10_GPIO, /* hotsync button */ |
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GPIO90_GPIO, /* power detect */ |
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GPIO107_GPIO, /* earphone detect */ |
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}; |
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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 palmt5_matrix_keys[] = { |
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KEY(0, 0, KEY_POWER), |
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KEY(0, 1, KEY_F1), |
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KEY(0, 2, KEY_ENTER), |
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KEY(1, 0, KEY_F2), |
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KEY(1, 1, KEY_F3), |
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KEY(1, 2, KEY_F4), |
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KEY(2, 0, KEY_UP), |
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KEY(2, 2, KEY_DOWN), |
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KEY(3, 0, KEY_RIGHT), |
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KEY(3, 2, KEY_LEFT), |
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}; |
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static struct matrix_keymap_data palmt5_matrix_keymap_data = { |
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.keymap = palmt5_matrix_keys, |
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.keymap_size = ARRAY_SIZE(palmt5_matrix_keys), |
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}; |
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static struct pxa27x_keypad_platform_data palmt5_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 = &palmt5_matrix_keymap_data, |
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.debounce_interval = 30, |
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}; |
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static void __init palmt5_kpc_init(void) |
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{ |
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pxa_set_keypad_info(&palmt5_keypad_platform_data); |
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} |
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#else |
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static inline void palmt5_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 palmt5_pxa_buttons[] = { |
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{KEY_F8, GPIO_NR_PALMT5_HOTSYNC_BUTTON_N, 1, "HotSync Button" }, |
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}; |
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static struct gpio_keys_platform_data palmt5_pxa_keys_data = { |
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.buttons = palmt5_pxa_buttons, |
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.nbuttons = ARRAY_SIZE(palmt5_pxa_buttons), |
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}; |
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static struct platform_device palmt5_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 = &palmt5_pxa_keys_data, |
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}, |
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}; |
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static void __init palmt5_keys_init(void) |
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{ |
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platform_device_register(&palmt5_pxa_keys); |
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} |
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#else |
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static inline void palmt5_keys_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 void __init palmt5_reserve(void) |
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{ |
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memblock_reserve(0xa0200000, 0x1000); |
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} |
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static struct gpiod_lookup_table palmt5_mci_gpio_table = { |
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.dev_id = "pxa2xx-mci.0", |
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.table = { |
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GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMT5_SD_DETECT_N, |
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"cd", GPIO_ACTIVE_LOW), |
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GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMT5_SD_READONLY, |
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"wp", GPIO_ACTIVE_LOW), |
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GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMT5_SD_POWER, |
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"power", GPIO_ACTIVE_HIGH), |
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{ }, |
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}, |
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}; |
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static void __init palmt5_init(void) |
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{ |
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pxa2xx_mfp_config(ARRAY_AND_SIZE(palmt5_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(&palmt5_mci_gpio_table); |
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palm27x_pm_init(PALMT5_STR_BASE); |
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palm27x_lcd_init(-1, &palm_320x480_lcd_mode); |
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palm27x_udc_init(GPIO_NR_PALMT5_USB_DETECT_N, |
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GPIO_NR_PALMT5_USB_PULLUP, 1); |
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palm27x_irda_init(GPIO_NR_PALMT5_IR_DISABLE); |
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palm27x_ac97_init(PALMT5_BAT_MIN_VOLTAGE, PALMT5_BAT_MAX_VOLTAGE, |
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GPIO_NR_PALMT5_EARPHONE_DETECT, 95); |
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palm27x_pwm_init(GPIO_NR_PALMT5_BL_POWER, GPIO_NR_PALMT5_LCD_POWER); |
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palm27x_power_init(GPIO_NR_PALMT5_POWER_DETECT, -1); |
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palm27x_pmic_init(); |
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palmt5_kpc_init(); |
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palmt5_keys_init(); |
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} |
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MACHINE_START(PALMT5, "Palm Tungsten|T5") |
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.atag_offset = 0x100, |
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.map_io = pxa27x_map_io, |
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.reserve = palmt5_reserve, |
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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 = palmt5_init, |
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.restart = pxa_restart, |
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MACHINE_END
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