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https://github.com/edk2-porting/linux-next.git
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271a74fc87
Hook these platforms restart code into the new restart hook rather than using arch_reset(). Acked-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
214 lines
5.4 KiB
C
214 lines
5.4 KiB
C
/*
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* Hardware definitions for Palm Tungsten|T5
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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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* Ales Snuparek <snuparek@atlas.cz>
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* Justin Kendrick <twilightsentry@gmail.com>
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* RichardT5 <richard_t5@users.sourceforge.net>
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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/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 <linux/usb/gpio_vbus.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 <mach/pxa27x.h>
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#include <mach/audio.h>
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#include <mach/palmt5.h>
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#include <mach/mmc.h>
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#include <mach/pxafb.h>
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#include <mach/irda.h>
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#include <plat/pxa27x_keypad.h>
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#include <mach/udc.h>
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#include <mach/palmasoc.h>
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#include <mach/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 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 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_key_map = palmt5_matrix_keys,
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.matrix_key_map_size = ARRAY_SIZE(palmt5_matrix_keys),
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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 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(GPIO_NR_PALMT5_SD_DETECT_N, GPIO_NR_PALMT5_SD_READONLY,
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GPIO_NR_PALMT5_SD_POWER, 0);
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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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.init_irq = pxa27x_init_irq,
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.handle_irq = pxa27x_handle_irq,
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.timer = &pxa_timer,
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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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