arch/arm/mach-omap1/board-palmte.c

Source file repositories/reference/linux-study-clean/arch/arm/mach-omap1/board-palmte.c

File Facts

System
Linux kernel
Corpus path
arch/arm/mach-omap1/board-palmte.c
Extension
.c
Size
6502 bytes
Lines
273
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-only
/*
 * linux/arch/arm/mach-omap1/board-palmte.c
 *
 * Modified from board-generic.c
 *
 * Support for the Palm Tungsten E PDA.
 *
 * Original version : Laurent Gonzalez
 *
 * Maintainers : http://palmtelinux.sf.net
 *                palmtelinux-developpers@lists.sf.net
 *
 * Copyright (c) 2006 Andrzej Zaborowski  <balrog@zabor.org>
 */
#include <linux/gpio/machine.h>
#include <linux/gpio/consumer.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/interrupt.h>
#include <linux/apm-emulation.h>
#include <linux/omapfb.h>
#include <linux/omap-dma.h>
#include <linux/platform_data/keypad-omap.h>
#include <linux/platform_data/omap1_bl.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include "tc.h"
#include "flash.h"
#include "mux.h"
#include "hardware.h"
#include "usb.h"
#include "mmc.h"
#include "common.h"

#define PALMTE_USBDETECT_GPIO	0
#define PALMTE_USB_OR_DC_GPIO	1
#define PALMTE_TSC_GPIO		4
#define PALMTE_PINTDAV_GPIO	6
#define PALMTE_MMC_WP_GPIO	8
#define PALMTE_MMC_POWER_GPIO	9
#define PALMTE_HDQ_GPIO		11
#define PALMTE_HEADPHONES_GPIO	14
#define PALMTE_SPEAKER_GPIO	15

static const unsigned int palmte_keymap[] = {
	KEY(0, 0, KEY_F1),		/* Calendar */
	KEY(1, 0, KEY_F2),		/* Contacts */
	KEY(2, 0, KEY_F3),		/* Tasks List */
	KEY(3, 0, KEY_F4),		/* Note Pad */
	KEY(4, 0, KEY_POWER),
	KEY(0, 1, KEY_LEFT),
	KEY(1, 1, KEY_DOWN),
	KEY(2, 1, KEY_UP),
	KEY(3, 1, KEY_RIGHT),
	KEY(4, 1, KEY_ENTER),
};

static const struct matrix_keymap_data palmte_keymap_data = {
	.keymap		= palmte_keymap,
	.keymap_size	= ARRAY_SIZE(palmte_keymap),
};

static struct omap_kp_platform_data palmte_kp_data = {
	.rows	= 8,
	.cols	= 8,
	.keymap_data = &palmte_keymap_data,
	.rep	= true,
	.delay	= 12,
};

static struct resource palmte_kp_resources[] = {
	[0]	= {
		.start	= INT_KEYBOARD,
		.end	= INT_KEYBOARD,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device palmte_kp_device = {
	.name		= "omap-keypad",

Annotation

Implementation Notes