mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 07:55:15 +07:00
8a41fa3b3c
Map the IO ranges of TCC8xxx peripherals. Signed-off-by: "Hans J. Koch" <hjk@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
/*
|
|
* linux/arch/arm/mach-tcc8k/io.c
|
|
*
|
|
* (C) 2009 Hans J. Koch <hjk@linutronix.de>
|
|
*
|
|
* derived from TCC83xx io.c
|
|
* Copyright (C) Telechips, Inc.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/io.h>
|
|
#include <linux/kernel.h>
|
|
|
|
#include <asm/mach/map.h>
|
|
|
|
#include <mach/tcc8k-regs.h>
|
|
|
|
/*
|
|
* The machine specific code may provide the extra mapping besides the
|
|
* default mapping provided here.
|
|
*/
|
|
static struct map_desc tcc8k_io_desc[] __initdata = {
|
|
{
|
|
.virtual = (unsigned long)CS1_BASE_VIRT,
|
|
.pfn = __phys_to_pfn(CS1_BASE),
|
|
.length = CS1_SIZE,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)AHB_PERI_BASE_VIRT,
|
|
.pfn = __phys_to_pfn(AHB_PERI_BASE),
|
|
.length = AHB_PERI_SIZE,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)APB0_PERI_BASE_VIRT,
|
|
.pfn = __phys_to_pfn(APB0_PERI_BASE),
|
|
.length = APB0_PERI_SIZE,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)APB1_PERI_BASE_VIRT,
|
|
.pfn = __phys_to_pfn(APB1_PERI_BASE),
|
|
.length = APB1_PERI_SIZE,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)EXT_MEM_CTRL_BASE_VIRT,
|
|
.pfn = __phys_to_pfn(EXT_MEM_CTRL_BASE),
|
|
.length = EXT_MEM_CTRL_SIZE,
|
|
.type = MT_DEVICE,
|
|
},
|
|
};
|
|
|
|
/*
|
|
* Maps common IO regions for tcc8k.
|
|
*
|
|
*/
|
|
void __init tcc8k_map_common_io(void)
|
|
{
|
|
iotable_init(tcc8k_io_desc, ARRAY_SIZE(tcc8k_io_desc));
|
|
}
|