arch/arm/mach-omap1/board-nokia770.c

Source file repositories/reference/linux-study-clean/arch/arm/mach-omap1/board-nokia770.c

File Facts

System
Linux kernel
Corpus path
arch/arm/mach-omap1/board-nokia770.c
Extension
.c
Size
8612 bytes
Lines
329
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-nokia770.c
 *
 * Modified from board-generic.c
 */
#include <linux/clkdev.h>
#include <linux/irq.h>
#include <linux/gpio/consumer.h>
#include <linux/gpio/machine.h>
#include <linux/gpio/property.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/mutex.h>
#include <linux/platform_device.h>
#include <linux/property.h>
#include <linux/input.h>
#include <linux/omapfb.h>

#include <linux/spi/spi.h>
#include <linux/workqueue.h>
#include <linux/delay.h>

#include <linux/platform_data/keypad-omap.h>
#include <linux/platform_data/lcd-mipid.h>
#include <linux/platform_data/gpio-omap.h>

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

#include "mux.h"
#include "hardware.h"
#include "usb.h"
#include "common.h"
#include "clock.h"
#include "mmc.h"

static const unsigned int nokia770_keymap[] = {
	KEY(1, 0, GROUP_0 | KEY_UP),
	KEY(2, 0, GROUP_1 | KEY_F5),
	KEY(0, 1, GROUP_0 | KEY_LEFT),
	KEY(1, 1, GROUP_0 | KEY_ENTER),
	KEY(2, 1, GROUP_0 | KEY_RIGHT),
	KEY(0, 2, GROUP_1 | KEY_ESC),
	KEY(1, 2, GROUP_0 | KEY_DOWN),
	KEY(2, 2, GROUP_1 | KEY_F4),
	KEY(0, 3, GROUP_2 | KEY_F7),
	KEY(1, 3, GROUP_2 | KEY_F8),
	KEY(2, 3, GROUP_2 | KEY_F6),
};

static struct resource nokia770_kp_resources[] = {
	[0] = {
		.start	= INT_KEYBOARD,
		.end	= INT_KEYBOARD,
		.flags	= IORESOURCE_IRQ,
	},
};

static const struct matrix_keymap_data nokia770_keymap_data = {
	.keymap		= nokia770_keymap,
	.keymap_size	= ARRAY_SIZE(nokia770_keymap),
};

static struct omap_kp_platform_data nokia770_kp_data = {
	.rows		= 8,
	.cols		= 8,
	.keymap_data	= &nokia770_keymap_data,
	.delay		= 4,
};

static struct platform_device nokia770_kp_device = {
	.name		= "omap-keypad",
	.id		= -1,
	.dev		= {
		.platform_data = &nokia770_kp_data,
	},
	.num_resources	= ARRAY_SIZE(nokia770_kp_resources),
	.resource	= nokia770_kp_resources,
};

static struct platform_device *nokia770_devices[] __initdata = {
	&nokia770_kp_device,
};

static struct mipid_platform_data nokia770_mipid_platform_data = { };

static const struct omap_lcd_config nokia770_lcd_config __initconst = {
	.ctrl_name	= "hwa742",

Annotation

Implementation Notes