41 lines
912 B
C
41 lines
912 B
C
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
||
|
|
/*
|
||
|
|
* Realtek RTD1195
|
||
|
|
*
|
||
|
|
* Copyright (c) 2017-2019 Andreas Färber
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <linux/memblock.h>
|
||
|
|
#include <asm/mach/arch.h>
|
||
|
|
|
||
|
|
static void __init rtd1195_memblock_remove(phys_addr_t base, phys_addr_t size)
|
||
|
|
{
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
ret = memblock_remove(base, size);
|
||
|
|
if (ret)
|
||
|
|
pr_err("Failed to remove memblock %pa (%d)\n", &base, ret);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void __init rtd1195_reserve(void)
|
||
|
|
{
|
||
|
|
/* Exclude boot ROM from RAM */
|
||
|
|
rtd1195_memblock_remove(0x00000000, 0x0000a800);
|
||
|
|
|
||
|
|
/* Exclude peripheral register spaces from RAM */
|
||
|
|
rtd1195_memblock_remove(0x18000000, 0x00070000);
|
||
|
|
rtd1195_memblock_remove(0x18100000, 0x01000000);
|
||
|
|
}
|
||
|
|
|
||
|
|
static const char *const rtd1195_dt_compat[] __initconst = {
|
||
|
|
"realtek,rtd1195",
|
||
|
|
NULL
|
||
|
|
};
|
||
|
|
|
||
|
|
DT_MACHINE_START(rtd1195, "Realtek RTD1195")
|
||
|
|
.dt_compat = rtd1195_dt_compat,
|
||
|
|
.reserve = rtd1195_reserve,
|
||
|
|
.l2c_aux_val = 0x0,
|
||
|
|
.l2c_aux_mask = ~0x0,
|
||
|
|
MACHINE_END
|