arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c

Source file repositories/reference/linux-study-clean/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c

File Facts

System
Linux kernel
Corpus path
arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
Extension
.c
Size
15169 bytes
Lines
669
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
/*
 * omap_hwmod_2xxx_ipblock_data.c - common IP block data for OMAP2xxx
 *
 * Copyright (C) 2011 Nokia Corporation
 * Paul Walmsley
 */

#include <linux/types.h>

#include "omap_hwmod.h"
#include "omap_hwmod_common_data.h"
#include "cm-regbits-24xx.h"
#include "prm-regbits-24xx.h"
#include "wd_timer.h"

/*
 * 'dispc' class
 * display controller
 */

static struct omap_hwmod_class_sysconfig omap2_dispc_sysc = {
	.rev_offs	= 0x0000,
	.sysc_offs	= 0x0010,
	.syss_offs	= 0x0014,
	.sysc_flags	= (SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE |
			   SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE),
	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
			   MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
	.sysc_fields	= &omap_hwmod_sysc_type1,
};

static struct omap_hwmod_class omap2_dispc_hwmod_class = {
	.name	= "dispc",
	.sysc	= &omap2_dispc_sysc,
};

/* OMAP2xxx Timer Common */
static struct omap_hwmod_class_sysconfig omap2xxx_timer_sysc = {
	.rev_offs	= 0x0000,
	.sysc_offs	= 0x0010,
	.syss_offs	= 0x0014,
	.sysc_flags	= (SYSC_HAS_SIDLEMODE | SYSC_HAS_CLOCKACTIVITY |
			   SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET |
			   SYSC_HAS_AUTOIDLE | SYSS_HAS_RESET_STATUS),
	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART),
	.sysc_fields	= &omap_hwmod_sysc_type1,
};

static struct omap_hwmod_class omap2xxx_timer_hwmod_class = {
	.name	= "timer",
	.sysc	= &omap2xxx_timer_sysc,
};

/*
 * 'wd_timer' class
 * 32-bit watchdog upward counter that generates a pulse on the reset pin on
 * overflow condition
 */

static struct omap_hwmod_class_sysconfig omap2xxx_wd_timer_sysc = {
	.rev_offs	= 0x0000,
	.sysc_offs	= 0x0010,
	.syss_offs	= 0x0014,
	.sysc_flags	= (SYSC_HAS_EMUFREE | SYSC_HAS_SOFTRESET |
			   SYSC_HAS_AUTOIDLE | SYSS_HAS_RESET_STATUS),
	.sysc_fields	= &omap_hwmod_sysc_type1,
};

static struct omap_hwmod_class omap2xxx_wd_timer_hwmod_class = {
	.name		= "wd_timer",
	.sysc		= &omap2xxx_wd_timer_sysc,
	.pre_shutdown	= &omap2_wd_timer_disable,
	.reset		= &omap2_wd_timer_reset,
};

/*
 * 'gpio' class
 * general purpose io module
 */
static struct omap_hwmod_class_sysconfig omap2xxx_gpio_sysc = {
	.rev_offs	= 0x0000,
	.sysc_offs	= 0x0010,
	.syss_offs	= 0x0014,
	.sysc_flags	= (SYSC_HAS_ENAWAKEUP | SYSC_HAS_SIDLEMODE |
			   SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE |
			   SYSS_HAS_RESET_STATUS),
	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART),
	.sysc_fields	= &omap_hwmod_sysc_type1,
};

Annotation

Implementation Notes