linux_dsm_epyc7002/arch/arm/mach-omap2/omap_hwmod_2420_data.c
Varadarajan, Charulatha a714b9cfab OMAP2420: hwmod data: Add watchdog timer
Add watchdog timer hwmod data for OMAP2420 chip

Signed-off-by: Charulatha V <charu@ti.com>
Acked-by: Cousson, Benoit <b-cousson@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-09-29 12:21:57 -07:00

247 lines
6.5 KiB
C

/*
* omap_hwmod_2420_data.c - hardware modules present on the OMAP2420 chips
*
* Copyright (C) 2009-2010 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?
* XXX these should be marked initdata for multi-OMAP kernels
*/
#include <plat/omap_hwmod.h>
#include <mach/irqs.h>
#include <plat/cpu.h>
#include <plat/dma.h>
#include "omap_hwmod_common_data.h"
#include "prm-regbits-24xx.h"
#include "cm-regbits-24xx.h"
/*
* OMAP2420 hardware module integration data
*
* ALl of the data in this section should be autogeneratable from the
* TI hardware database or other technical documentation. Data that
* is driver-specific or driver-kernel integration-specific belongs
* elsewhere.
*/
static struct omap_hwmod omap2420_mpu_hwmod;
static struct omap_hwmod omap2420_iva_hwmod;
static struct omap_hwmod omap2420_l3_main_hwmod;
static struct omap_hwmod omap2420_l4_core_hwmod;
static struct omap_hwmod omap2420_wd_timer2_hwmod;
/* L3 -> L4_CORE interface */
static struct omap_hwmod_ocp_if omap2420_l3_main__l4_core = {
.master = &omap2420_l3_main_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_main = {
.master = &omap2420_mpu_hwmod,
.slave = &omap2420_l3_main_hwmod,
.user = OCP_USER_MPU,
};
/* Slave interfaces on the L3 interconnect */
static struct omap_hwmod_ocp_if *omap2420_l3_main_slaves[] = {
&omap2420_mpu__l3_main,
};
/* Master interfaces on the L3 interconnect */
static struct omap_hwmod_ocp_if *omap2420_l3_main_masters[] = {
&omap2420_l3_main__l4_core,
};
/* L3 */
static struct omap_hwmod omap2420_l3_main_hwmod = {
.name = "l3_main",
.class = &l3_hwmod_class,
.masters = omap2420_l3_main_masters,
.masters_cnt = ARRAY_SIZE(omap2420_l3_main_masters),
.slaves = omap2420_l3_main_slaves,
.slaves_cnt = ARRAY_SIZE(omap2420_l3_main_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420),
.flags = HWMOD_NO_IDLEST,
};
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_main__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",
.class = &l4_hwmod_class,
.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),
.flags = HWMOD_NO_IDLEST,
};
/* 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",
.class = &l4_hwmod_class,
.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),
.flags = HWMOD_NO_IDLEST,
};
/* Master interfaces on the MPU device */
static struct omap_hwmod_ocp_if *omap2420_mpu_masters[] = {
&omap2420_mpu__l3_main,
};
/* MPU */
static struct omap_hwmod omap2420_mpu_hwmod = {
.name = "mpu",
.class = &mpu_hwmod_class,
.main_clk = "mpu_ck",
.masters = omap2420_mpu_masters,
.masters_cnt = ARRAY_SIZE(omap2420_mpu_masters),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420),
};
/*
* IVA1 interface data
*/
/* IVA <- L3 interface */
static struct omap_hwmod_ocp_if omap2420_l3__iva = {
.master = &omap2420_l3_main_hwmod,
.slave = &omap2420_iva_hwmod,
.clk = "iva1_ifck",
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
static struct omap_hwmod_ocp_if *omap2420_iva_masters[] = {
&omap2420_l3__iva,
};
/*
* IVA2 (IVA2)
*/
static struct omap_hwmod omap2420_iva_hwmod = {
.name = "iva",
.class = &iva_hwmod_class,
.masters = omap2420_iva_masters,
.masters_cnt = ARRAY_SIZE(omap2420_iva_masters),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420)
};
/* l4_wkup -> wd_timer2 */
static struct omap_hwmod_addr_space omap2420_wd_timer2_addrs[] = {
{
.pa_start = 0x48022000,
.pa_end = 0x4802207f,
.flags = ADDR_TYPE_RT
},
};
static struct omap_hwmod_ocp_if omap2420_l4_wkup__wd_timer2 = {
.master = &omap2420_l4_wkup_hwmod,
.slave = &omap2420_wd_timer2_hwmod,
.clk = "mpu_wdt_ick",
.addr = omap2420_wd_timer2_addrs,
.addr_cnt = ARRAY_SIZE(omap2420_wd_timer2_addrs),
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/*
* '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 omap2420_wd_timer_sysc = {
.rev_offs = 0x0000,
.sysc_offs = 0x0010,
.syss_offs = 0x0014,
.sysc_flags = (SYSC_HAS_EMUFREE | SYSC_HAS_SOFTRESET |
SYSC_HAS_AUTOIDLE),
.sysc_fields = &omap_hwmod_sysc_type1,
};
static struct omap_hwmod_class omap2420_wd_timer_hwmod_class = {
.name = "wd_timer",
.sysc = &omap2420_wd_timer_sysc,
};
/* wd_timer2 */
static struct omap_hwmod_ocp_if *omap2420_wd_timer2_slaves[] = {
&omap2420_l4_wkup__wd_timer2,
};
static struct omap_hwmod omap2420_wd_timer2_hwmod = {
.name = "wd_timer2",
.class = &omap2420_wd_timer_hwmod_class,
.main_clk = "mpu_wdt_fck",
.prcm = {
.omap2 = {
.prcm_reg_id = 1,
.module_bit = OMAP24XX_EN_MPU_WDT_SHIFT,
.module_offs = WKUP_MOD,
.idlest_reg_id = 1,
.idlest_idle_bit = OMAP24XX_ST_MPU_WDT_SHIFT,
},
},
.slaves = omap2420_wd_timer2_slaves,
.slaves_cnt = ARRAY_SIZE(omap2420_wd_timer2_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420),
};
static __initdata struct omap_hwmod *omap2420_hwmods[] = {
&omap2420_l3_main_hwmod,
&omap2420_l4_core_hwmod,
&omap2420_l4_wkup_hwmod,
&omap2420_mpu_hwmod,
&omap2420_iva_hwmod,
&omap2420_wd_timer2_hwmod,
NULL,
};
int __init omap2420_hwmod_init(void)
{
return omap_hwmod_init(omap2420_hwmods);
}