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OMAP: omap_hwmod: call omap_hwmod init at boot; create interconnects 

Connect the omap_hwmod code to the kernel boot.  Create some basic
interconnect and device structures for OMAP2/3 chips.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
This commit is contained in:
Paul Walmsley 2009-09-03 20:14:05 +03:00 committed by paul
parent 63c8523841
commit 02bfc030e4
5 changed files with 469 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
arch/arm/mach-omap2/io.c
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@ -39,12 +39,16 @@
#include <mach/omap-pm.h>
#include <mach/powerdomain.h>
#include "powerdomains.h"
#include <mach/clockdomain.h>
#include "clockdomains.h"
#endif
#include <mach/omap_hwmod.h>
#include "omap_hwmod_2420.h"
#include "omap_hwmod_2430.h"
#include "omap_hwmod_34xx.h"
/*
* The machine specific code may provide the extra mapping besides the
* default mapping provided here.
@ -281,6 +285,16 @@ static int __init _omap2_init_reprogram_sdrc(void)
void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
struct omap_sdrc_params *sdrc_cs1)
{
struct omap_hwmod **hwmods = NULL;
if (cpu_is_omap2420())
hwmods = omap2420_hwmods;
else if (cpu_is_omap2430())
hwmods = omap2430_hwmods;
else if (cpu_is_omap34xx())
hwmods = omap34xx_hwmods;
omap_hwmod_init(hwmods);
omap2_mux_init();
#ifndef CONFIG_ARCH_OMAP4 /* FIXME: Remove this once the clkdev is ready */
/* The OPP tables have to be registered before a clk init */
@ -289,6 +303,7 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps);
omap2_clk_init();
omap_serial_early_init();
omap_hwmod_late_init();
omap_pm_if_init();
omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
_omap2_init_reprogram_sdrc();

3
arch/arm/mach-omap2/omap_hwmod.c
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@ -765,8 +765,7 @@ static int _reset(struct omap_hwmod *oh)
WARN(1, "omap_hwmod: %s: failed to reset in %d usec\n",
oh->name, MAX_MODULE_RESET_WAIT);
else
pr_debug("omap_hwmod: %s: reset in %d usec\n", oh->name,
MAX_MODULE_RESET_WAIT);
pr_debug("omap_hwmod: %s: reset in %d usec\n", oh->name, c);
/*
* XXX add _HWMOD_STATE_WEDGED for modules that don't come back from

141
arch/arm/mach-omap2/omap_hwmod_2420.h Normal file
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@ -0,0 +1,141 @@
/*
* omap_hwmod_2420.h - hardware modules present on the OMAP2420 chips
*
* Copyright (C) 2009 Nokia Corporation
* Paul Walmsley
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* XXX handle crossbar/shared link difference for L3?
*
*/
#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD2420_H
#define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD2420_H
#ifdef CONFIG_ARCH_OMAP2420
#include <mach/omap_hwmod.h>
#include <mach/irqs.h>
#include <mach/cpu.h>
#include <mach/dma.h>
#include "prm-regbits-24xx.h"
static struct omap_hwmod omap2420_mpu_hwmod;
static struct omap_hwmod omap2420_l3_hwmod;
static struct omap_hwmod omap2420_l4_core_hwmod;
/* L3 -> L4_CORE interface */
static struct omap_hwmod_ocp_if omap2420_l3__l4_core = {
.master = &omap2420_l3_hwmod,
.slave = &omap2420_l4_core_hwmod,
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/* MPU -> L3 interface */
static struct omap_hwmod_ocp_if omap2420_mpu__l3 = {
.master = &omap2420_mpu_hwmod,
.slave = &omap2420_l3_hwmod,
.user = OCP_USER_MPU,
};
/* Slave interfaces on the L3 interconnect */
static struct omap_hwmod_ocp_if *omap2420_l3_slaves[] = {
&omap2420_mpu__l3,
};
/* Master interfaces on the L3 interconnect */
static struct omap_hwmod_ocp_if *omap2420_l3_masters[] = {
&omap2420_l3__l4_core,
};
/* L3 */
static struct omap_hwmod omap2420_l3_hwmod = {
.name = "l3_hwmod",
.masters = omap2420_l3_masters,
.masters_cnt = ARRAY_SIZE(omap2420_l3_masters),
.slaves = omap2420_l3_slaves,
.slaves_cnt = ARRAY_SIZE(omap2420_l3_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420)
};
static struct omap_hwmod omap2420_l4_wkup_hwmod;
/* L4_CORE -> L4_WKUP interface */
static struct omap_hwmod_ocp_if omap2420_l4_core__l4_wkup = {
.master = &omap2420_l4_core_hwmod,
.slave = &omap2420_l4_wkup_hwmod,
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/* Slave interfaces on the L4_CORE interconnect */
static struct omap_hwmod_ocp_if *omap2420_l4_core_slaves[] = {
&omap2420_l3__l4_core,
};
/* Master interfaces on the L4_CORE interconnect */
static struct omap_hwmod_ocp_if *omap2420_l4_core_masters[] = {
&omap2420_l4_core__l4_wkup,
};
/* L4 CORE */
static struct omap_hwmod omap2420_l4_core_hwmod = {
.name = "l4_core_hwmod",
.masters = omap2420_l4_core_masters,
.masters_cnt = ARRAY_SIZE(omap2420_l4_core_masters),
.slaves = omap2420_l4_core_slaves,
.slaves_cnt = ARRAY_SIZE(omap2420_l4_core_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420)
};
/* Slave interfaces on the L4_WKUP interconnect */
static struct omap_hwmod_ocp_if *omap2420_l4_wkup_slaves[] = {
&omap2420_l4_core__l4_wkup,
};
/* Master interfaces on the L4_WKUP interconnect */
static struct omap_hwmod_ocp_if *omap2420_l4_wkup_masters[] = {
};
/* L4 WKUP */
static struct omap_hwmod omap2420_l4_wkup_hwmod = {
.name = "l4_wkup_hwmod",
.masters = omap2420_l4_wkup_masters,
.masters_cnt = ARRAY_SIZE(omap2420_l4_wkup_masters),
.slaves = omap2420_l4_wkup_slaves,
.slaves_cnt = ARRAY_SIZE(omap2420_l4_wkup_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420)
};
/* Master interfaces on the MPU device */
static struct omap_hwmod_ocp_if *omap2420_mpu_masters[] = {
&omap2420_mpu__l3,
};
/* MPU */
static struct omap_hwmod omap2420_mpu_hwmod = {
.name = "mpu_hwmod",
.clkdev_dev_id = NULL,
.clkdev_con_id = "mpu_ck",
.masters = omap2420_mpu_masters,
.masters_cnt = ARRAY_SIZE(omap2420_mpu_masters),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420),
};
static __initdata struct omap_hwmod *omap2420_hwmods[] = {
&omap2420_l3_hwmod,
&omap2420_l4_core_hwmod,
&omap2420_l4_wkup_hwmod,
&omap2420_mpu_hwmod,
NULL,
};
#else
# define omap2420_hwmods 0
#endif
#endif

143
arch/arm/mach-omap2/omap_hwmod_2430.h Normal file
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@ -0,0 +1,143 @@
/*
* omap_hwmod_2430.h - hardware modules present on the OMAP2430 chips
*
* Copyright (C) 2009 Nokia Corporation
* Paul Walmsley
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* XXX handle crossbar/shared link difference for L3?
*
*/
#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD2430_H
#define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD2430_H
#ifdef CONFIG_ARCH_OMAP2430
#include <mach/omap_hwmod.h>
#include <mach/irqs.h>
#include <mach/cpu.h>
#include <mach/dma.h>
#include "prm-regbits-24xx.h"
static struct omap_hwmod omap2430_mpu_hwmod;
static struct omap_hwmod omap2430_l3_hwmod;
static struct omap_hwmod omap2430_l4_core_hwmod;
/* L3 -> L4_CORE interface */
static struct omap_hwmod_ocp_if omap2430_l3__l4_core = {
.master = &omap2430_l3_hwmod,
.slave = &omap2430_l4_core_hwmod,
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/* MPU -> L3 interface */
static struct omap_hwmod_ocp_if omap2430_mpu__l3 = {
.master = &omap2430_mpu_hwmod,
.slave = &omap2430_l3_hwmod,
.user = OCP_USER_MPU,
};
/* Slave interfaces on the L3 interconnect */
static struct omap_hwmod_ocp_if *omap2430_l3_slaves[] = {
&omap2430_mpu__l3,
};
/* Master interfaces on the L3 interconnect */
static struct omap_hwmod_ocp_if *omap2430_l3_masters[] = {
&omap2430_l3__l4_core,
};
/* L3 */
static struct omap_hwmod omap2430_l3_hwmod = {
.name = "l3_hwmod",
.masters = omap2430_l3_masters,
.masters_cnt = ARRAY_SIZE(omap2430_l3_masters),
.slaves = omap2430_l3_slaves,
.slaves_cnt = ARRAY_SIZE(omap2430_l3_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
};
static struct omap_hwmod omap2430_l4_wkup_hwmod;
static struct omap_hwmod omap2430_mmc1_hwmod;
static struct omap_hwmod omap2430_mmc2_hwmod;
/* L4_CORE -> L4_WKUP interface */
static struct omap_hwmod_ocp_if omap2430_l4_core__l4_wkup = {
.master = &omap2430_l4_core_hwmod,
.slave = &omap2430_l4_wkup_hwmod,
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/* Slave interfaces on the L4_CORE interconnect */
static struct omap_hwmod_ocp_if *omap2430_l4_core_slaves[] = {
&omap2430_l3__l4_core,
};
/* Master interfaces on the L4_CORE interconnect */
static struct omap_hwmod_ocp_if *omap2430_l4_core_masters[] = {
&omap2430_l4_core__l4_wkup,
};
/* L4 CORE */
static struct omap_hwmod omap2430_l4_core_hwmod = {
.name = "l4_core_hwmod",
.masters = omap2430_l4_core_masters,
.masters_cnt = ARRAY_SIZE(omap2430_l4_core_masters),
.slaves = omap2430_l4_core_slaves,
.slaves_cnt = ARRAY_SIZE(omap2430_l4_core_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
};
/* Slave interfaces on the L4_WKUP interconnect */
static struct omap_hwmod_ocp_if *omap2430_l4_wkup_slaves[] = {
&omap2430_l4_core__l4_wkup,
};
/* Master interfaces on the L4_WKUP interconnect */
static struct omap_hwmod_ocp_if *omap2430_l4_wkup_masters[] = {
};
/* L4 WKUP */
static struct omap_hwmod omap2430_l4_wkup_hwmod = {
.name = "l4_wkup_hwmod",
.masters = omap2430_l4_wkup_masters,
.masters_cnt = ARRAY_SIZE(omap2430_l4_wkup_masters),
.slaves = omap2430_l4_wkup_slaves,
.slaves_cnt = ARRAY_SIZE(omap2430_l4_wkup_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
};
/* Master interfaces on the MPU device */
static struct omap_hwmod_ocp_if *omap2430_mpu_masters[] = {
&omap2430_mpu__l3,
};
/* MPU */
static struct omap_hwmod omap2430_mpu_hwmod = {
.name = "mpu_hwmod",
.clkdev_dev_id = NULL,
.clkdev_con_id = "mpu_ck",
.masters = omap2430_mpu_masters,
.masters_cnt = ARRAY_SIZE(omap2430_mpu_masters),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
};
static __initdata struct omap_hwmod *omap2430_hwmods[] = {
&omap2430_l3_hwmod,
&omap2430_l4_core_hwmod,
&omap2430_l4_wkup_hwmod,
&omap2430_mpu_hwmod,
NULL,
};
#else
# define omap2430_hwmods 0
#endif
#endif

168
arch/arm/mach-omap2/omap_hwmod_34xx.h Normal file
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@ -0,0 +1,168 @@
/*
* omap_hwmod_34xx.h - hardware modules present on the OMAP34xx chips
*
* Copyright (C) 2009 Nokia Corporation
* Paul Walmsley
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD34XX_H
#define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_OMAP_HWMOD34XX_H
#ifdef CONFIG_ARCH_OMAP34XX
#include <mach/omap_hwmod.h>
#include <mach/irqs.h>
#include <mach/cpu.h>
#include <mach/dma.h>
#include "prm-regbits-34xx.h"
static struct omap_hwmod omap34xx_mpu_hwmod;
static struct omap_hwmod omap34xx_l3_hwmod;
static struct omap_hwmod omap34xx_l4_core_hwmod;
static struct omap_hwmod omap34xx_l4_per_hwmod;
/* L3 -> L4_CORE interface */
static struct omap_hwmod_ocp_if omap34xx_l3__l4_core = {
.master = &omap34xx_l3_hwmod,
.slave = &omap34xx_l4_core_hwmod,
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/* L3 -> L4_PER interface */
static struct omap_hwmod_ocp_if omap34xx_l3__l4_per = {
.master = &omap34xx_l3_hwmod,
.slave = &omap34xx_l4_per_hwmod,
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/* MPU -> L3 interface */
static struct omap_hwmod_ocp_if omap34xx_mpu__l3 = {
.master = &omap34xx_mpu_hwmod,
.slave = &omap34xx_l3_hwmod,
.user = OCP_USER_MPU,
};
/* Slave interfaces on the L3 interconnect */
static struct omap_hwmod_ocp_if *omap34xx_l3_slaves[] = {
&omap34xx_mpu__l3,
};
/* Master interfaces on the L3 interconnect */
static struct omap_hwmod_ocp_if *omap34xx_l3_masters[] = {
&omap34xx_l3__l4_core,
&omap34xx_l3__l4_per,
};
/* L3 */
static struct omap_hwmod omap34xx_l3_hwmod = {
.name = "l3_hwmod",
.masters = omap34xx_l3_masters,
.masters_cnt = ARRAY_SIZE(omap34xx_l3_masters),
.slaves = omap34xx_l3_slaves,
.slaves_cnt = ARRAY_SIZE(omap34xx_l3_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
};
static struct omap_hwmod omap34xx_l4_wkup_hwmod;
/* L4_CORE -> L4_WKUP interface */
static struct omap_hwmod_ocp_if omap34xx_l4_core__l4_wkup = {
.master = &omap34xx_l4_core_hwmod,
.slave = &omap34xx_l4_wkup_hwmod,
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/* Slave interfaces on the L4_CORE interconnect */
static struct omap_hwmod_ocp_if *omap34xx_l4_core_slaves[] = {
&omap34xx_l3__l4_core,
};
/* Master interfaces on the L4_CORE interconnect */
static struct omap_hwmod_ocp_if *omap34xx_l4_core_masters[] = {
&omap34xx_l4_core__l4_wkup,
};
/* L4 CORE */
static struct omap_hwmod omap34xx_l4_core_hwmod = {
.name = "l4_core_hwmod",
.masters = omap34xx_l4_core_masters,
.masters_cnt = ARRAY_SIZE(omap34xx_l4_core_masters),
.slaves = omap34xx_l4_core_slaves,
.slaves_cnt = ARRAY_SIZE(omap34xx_l4_core_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
};
/* Slave interfaces on the L4_PER interconnect */
static struct omap_hwmod_ocp_if *omap34xx_l4_per_slaves[] = {
&omap34xx_l3__l4_per,
};
/* Master interfaces on the L4_PER interconnect */
static struct omap_hwmod_ocp_if *omap34xx_l4_per_masters[] = {
};
/* L4 PER */
static struct omap_hwmod omap34xx_l4_per_hwmod = {
.name = "l4_per_hwmod",
.masters = omap34xx_l4_per_masters,
.masters_cnt = ARRAY_SIZE(omap34xx_l4_per_masters),
.slaves = omap34xx_l4_per_slaves,
.slaves_cnt = ARRAY_SIZE(omap34xx_l4_per_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
};
/* Slave interfaces on the L4_WKUP interconnect */
static struct omap_hwmod_ocp_if *omap34xx_l4_wkup_slaves[] = {
&omap34xx_l4_core__l4_wkup,
};
/* Master interfaces on the L4_WKUP interconnect */
static struct omap_hwmod_ocp_if *omap34xx_l4_wkup_masters[] = {
};
/* L4 WKUP */
static struct omap_hwmod omap34xx_l4_wkup_hwmod = {
.name = "l4_wkup_hwmod",
.masters = omap34xx_l4_wkup_masters,
.masters_cnt = ARRAY_SIZE(omap34xx_l4_wkup_masters),
.slaves = omap34xx_l4_wkup_slaves,
.slaves_cnt = ARRAY_SIZE(omap34xx_l4_wkup_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
};
/* Master interfaces on the MPU device */
static struct omap_hwmod_ocp_if *omap34xx_mpu_masters[] = {
&omap34xx_mpu__l3,
};
/* MPU */
static struct omap_hwmod omap34xx_mpu_hwmod = {
.name = "mpu_hwmod",
.clkdev_dev_id = NULL,
.clkdev_con_id = "arm_fck",
.masters = omap34xx_mpu_masters,
.masters_cnt = ARRAY_SIZE(omap34xx_mpu_masters),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
};
static __initdata struct omap_hwmod *omap34xx_hwmods[] = {
&omap34xx_l3_hwmod,
&omap34xx_l4_core_hwmod,
&omap34xx_l4_per_hwmod,
&omap34xx_l4_wkup_hwmod,
&omap34xx_mpu_hwmod,
NULL,
};
#else
# define omap34xx_hwmods 0
#endif
#endif