2012-08-15 06:31:32 +00:00
|
|
|
/*-
|
2017-11-27 15:04:10 +00:00
|
|
|
* SPDX-License-Identifier: BSD-4-Clause
|
|
|
|
*
|
2012-08-15 06:31:32 +00:00
|
|
|
* Copyright (c) 1994-1998 Mark Brinicombe.
|
|
|
|
* Copyright (c) 1994 Brini.
|
|
|
|
* All rights reserved.
|
|
|
|
*
|
|
|
|
* This code is derived from software written for Brini by Mark Brinicombe
|
|
|
|
*
|
|
|
|
* Redistribution and use in source and binary forms, with or without
|
|
|
|
* modification, are permitted provided that the following conditions
|
|
|
|
* are met:
|
|
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
|
|
* notice, this list of conditions and the following disclaimer.
|
|
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
|
|
* documentation and/or other materials provided with the distribution.
|
|
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
|
|
* must display the following acknowledgement:
|
|
|
|
* This product includes software developed by Brini.
|
|
|
|
* 4. The name of the company nor the name of the author may be used to
|
|
|
|
* endorse or promote products derived from this software without specific
|
|
|
|
* prior written permission.
|
|
|
|
*
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
|
|
* IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
|
|
|
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
|
* SUCH DAMAGE.
|
|
|
|
*
|
|
|
|
* from: FreeBSD: //depot/projects/arm/src/sys/arm/at91/kb920x_machdep.c, rev 45
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include "opt_platform.h"
|
|
|
|
|
|
|
|
#include <sys/cdefs.h>
|
|
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
|
|
|
|
#include <sys/param.h>
|
|
|
|
#include <sys/systm.h>
|
|
|
|
#include <sys/bus.h>
|
2016-04-26 11:53:37 +00:00
|
|
|
#include <sys/devmap.h>
|
2012-08-15 06:31:32 +00:00
|
|
|
|
|
|
|
#include <vm/vm.h>
|
|
|
|
#include <vm/pmap.h>
|
2012-11-03 22:39:07 +00:00
|
|
|
|
2012-08-15 06:31:32 +00:00
|
|
|
#include <machine/bus.h>
|
2012-11-03 22:39:07 +00:00
|
|
|
#include <machine/machdep.h>
|
2014-05-17 18:35:22 +00:00
|
|
|
#include <machine/platformvar.h>
|
2012-08-15 06:31:32 +00:00
|
|
|
|
2017-07-10 15:27:53 +00:00
|
|
|
#include <arm/ti/omap4/omap4_machdep.h>
|
2012-08-15 06:31:32 +00:00
|
|
|
#include <arm/ti/omap4/omap4_reg.h>
|
2016-11-18 23:48:20 +00:00
|
|
|
#include <arm/ti/ti_cpuid.h>
|
2012-08-15 06:31:32 +00:00
|
|
|
|
2014-05-17 18:35:22 +00:00
|
|
|
#include "platform_if.h"
|
|
|
|
|
2016-12-13 13:46:09 +00:00
|
|
|
#if defined(SOC_OMAP4)
|
2017-07-11 16:30:16 +00:00
|
|
|
#include "platform_pl310_if.h"
|
|
|
|
|
2016-12-13 13:46:09 +00:00
|
|
|
static platform_attach_t omap4_attach;
|
|
|
|
static platform_devmap_init_t ti_omap4_devmap_init;
|
|
|
|
#endif
|
|
|
|
#if defined(SOC_TI_AM335X)
|
|
|
|
static platform_attach_t ti_am335x_attach;
|
|
|
|
static platform_devmap_init_t ti_am335x_devmap_init;
|
|
|
|
#endif
|
|
|
|
static platform_cpu_reset_t ti_plat_cpu_reset;
|
|
|
|
|
2014-01-04 22:09:53 +00:00
|
|
|
void (*ti_cpu_reset)(void) = NULL;
|
2012-08-15 06:31:32 +00:00
|
|
|
|
2016-11-18 23:48:20 +00:00
|
|
|
int _ti_chip = -1;
|
|
|
|
|
|
|
|
#if defined(SOC_OMAP4)
|
|
|
|
static int
|
|
|
|
omap4_attach(platform_t plat)
|
|
|
|
{
|
|
|
|
_ti_chip = CHIP_OMAP_4;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if defined(SOC_TI_AM335X)
|
|
|
|
static int
|
|
|
|
ti_am335x_attach(platform_t plat)
|
|
|
|
{
|
|
|
|
_ti_chip = CHIP_AM335X;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2012-08-15 06:31:32 +00:00
|
|
|
/*
|
2014-01-04 22:09:53 +00:00
|
|
|
* Construct static devmap entries to map out the most frequently used
|
|
|
|
* peripherals using 1mb section mappings.
|
2012-08-15 06:31:32 +00:00
|
|
|
*/
|
|
|
|
#if defined(SOC_OMAP4)
|
2014-05-17 18:35:22 +00:00
|
|
|
static int
|
|
|
|
ti_omap4_devmap_init(platform_t plat)
|
|
|
|
{
|
2016-04-26 11:53:37 +00:00
|
|
|
devmap_add_entry(0x48000000, 0x01000000); /*16mb L4_PER devices */
|
|
|
|
devmap_add_entry(0x4A000000, 0x01000000); /*16mb L4_CFG devices */
|
2014-05-17 18:35:22 +00:00
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if defined(SOC_TI_AM335X)
|
|
|
|
static int
|
|
|
|
ti_am335x_devmap_init(platform_t plat)
|
|
|
|
{
|
|
|
|
|
2016-04-26 11:53:37 +00:00
|
|
|
devmap_add_entry(0x44C00000, 0x00400000); /* 4mb L4_WKUP devices*/
|
|
|
|
devmap_add_entry(0x47400000, 0x00100000); /* 1mb USB */
|
|
|
|
devmap_add_entry(0x47800000, 0x00100000); /* 1mb mmchs2 */
|
|
|
|
devmap_add_entry(0x48000000, 0x01000000); /*16mb L4_PER devices */
|
|
|
|
devmap_add_entry(0x49000000, 0x00100000); /* 1mb edma3 */
|
|
|
|
devmap_add_entry(0x49800000, 0x00300000); /* 3mb edma3 */
|
|
|
|
devmap_add_entry(0x4A000000, 0x01000000); /*16mb L4_FAST devices*/
|
2012-08-15 06:31:32 +00:00
|
|
|
return (0);
|
|
|
|
}
|
2014-05-17 18:35:22 +00:00
|
|
|
#endif
|
2012-08-15 06:31:32 +00:00
|
|
|
|
2016-09-23 13:08:15 +00:00
|
|
|
static void
|
|
|
|
ti_plat_cpu_reset(platform_t plat)
|
2012-08-15 06:31:32 +00:00
|
|
|
{
|
|
|
|
if (ti_cpu_reset)
|
|
|
|
(*ti_cpu_reset)();
|
|
|
|
else
|
|
|
|
printf("no cpu_reset implementation\n");
|
|
|
|
}
|
2014-05-17 18:35:22 +00:00
|
|
|
|
|
|
|
#if defined(SOC_OMAP4)
|
|
|
|
static platform_method_t omap4_methods[] = {
|
2016-11-18 23:48:20 +00:00
|
|
|
PLATFORMMETHOD(platform_attach, omap4_attach),
|
2014-05-17 18:35:22 +00:00
|
|
|
PLATFORMMETHOD(platform_devmap_init, ti_omap4_devmap_init),
|
2016-09-23 13:08:15 +00:00
|
|
|
PLATFORMMETHOD(platform_cpu_reset, ti_plat_cpu_reset),
|
2014-05-17 18:35:22 +00:00
|
|
|
|
2016-11-18 22:58:47 +00:00
|
|
|
#ifdef SMP
|
|
|
|
PLATFORMMETHOD(platform_mp_start_ap, omap4_mp_start_ap),
|
|
|
|
PLATFORMMETHOD(platform_mp_setmaxid, omap4_mp_setmaxid),
|
|
|
|
#endif
|
2017-07-11 16:30:16 +00:00
|
|
|
|
|
|
|
PLATFORMMETHOD(platform_pl310_init, omap4_pl310_init),
|
|
|
|
PLATFORMMETHOD(platform_pl310_write_ctrl, omap4_pl310_write_ctrl),
|
|
|
|
PLATFORMMETHOD(platform_pl310_write_debug, omap4_pl310_write_debug),
|
|
|
|
|
2014-05-17 18:35:22 +00:00
|
|
|
PLATFORMMETHOD_END,
|
|
|
|
};
|
2016-11-19 01:51:56 +00:00
|
|
|
FDT_PLATFORM_DEF(omap4, "omap4", 0, "ti,omap4430", 200);
|
2014-05-17 18:35:22 +00:00
|
|
|
#endif
|
|
|
|
|
|
|
|
#if defined(SOC_TI_AM335X)
|
|
|
|
static platform_method_t am335x_methods[] = {
|
2016-11-18 23:48:20 +00:00
|
|
|
PLATFORMMETHOD(platform_attach, ti_am335x_attach),
|
2014-05-17 18:35:22 +00:00
|
|
|
PLATFORMMETHOD(platform_devmap_init, ti_am335x_devmap_init),
|
2016-09-23 13:08:15 +00:00
|
|
|
PLATFORMMETHOD(platform_cpu_reset, ti_plat_cpu_reset),
|
2014-05-17 18:35:22 +00:00
|
|
|
|
|
|
|
PLATFORMMETHOD_END,
|
|
|
|
};
|
|
|
|
|
2016-11-15 21:18:55 +00:00
|
|
|
FDT_PLATFORM_DEF(am335x, "am335x", 0, "ti,am33xx", 200);
|
2014-05-17 18:35:22 +00:00
|
|
|
#endif
|