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377 lines
9.2 KiB
377 lines
9.2 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Hardware definitions for Palm LifeDrive |
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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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* Alex Osborne <[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/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 struct gpiod_lookup_table palmld_ide_gpio_table = { |
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.dev_id = "pata_palmld", |
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.table = { |
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GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMLD_IDE_PWEN, |
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"power", GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMLD_IDE_RESET, |
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"reset", GPIO_ACTIVE_LOW), |
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{ }, |
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}, |
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}; |
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static void __init palmld_ide_init(void) |
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{ |
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gpiod_add_lookup_table(&palmld_ide_gpio_table); |
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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 struct gpiod_lookup_table palmld_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_PALMLD_SD_DETECT_N, |
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"cd", GPIO_ACTIVE_LOW), |
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GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMLD_SD_READONLY, |
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"wp", GPIO_ACTIVE_LOW), |
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GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMLD_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 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(&palmld_mci_gpio_table); |
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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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