You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
99 lines
2.1 KiB
99 lines
2.1 KiB
/*
|
|
* Copyright (c) 2019-2021, Renesas Electronics Corporation. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#include <assert.h>
|
|
|
|
#include <arch_helpers.h>
|
|
#include <drivers/console.h>
|
|
#include <lib/xlat_tables/xlat_mmu_helpers.h>
|
|
#include <plat/common/platform.h>
|
|
|
|
#include <lib/mmio.h>
|
|
#include <cpg_registers.h>
|
|
|
|
#define MSTP318 (1 << 18)
|
|
#define MSTP319 (1 << 19)
|
|
#define PMSR 0x5c
|
|
#define PMSR_L1FAEG (1U << 31)
|
|
#define PMSR_PMEL1RX (1 << 23)
|
|
#define PMCTLR 0x60
|
|
#define PMSR_L1IATN (1U << 31)
|
|
|
|
static int rcar_pcie_fixup(unsigned int controller)
|
|
{
|
|
uint32_t rcar_pcie_base[] = { 0xfe011000, 0xee811000 };
|
|
uint32_t addr = rcar_pcie_base[controller];
|
|
uint32_t cpg, pmsr;
|
|
int ret = 0;
|
|
|
|
/* Test if PCIECx is enabled */
|
|
cpg = mmio_read_32(CPG_MSTPSR3);
|
|
if (cpg & (MSTP318 << !controller))
|
|
return ret;
|
|
|
|
pmsr = mmio_read_32(addr + PMSR);
|
|
|
|
if ((pmsr & PMSR_PMEL1RX) && ((pmsr & 0x70000) != 0x30000)) {
|
|
/* Fix applicable */
|
|
mmio_write_32(addr + PMCTLR, PMSR_L1IATN);
|
|
while (!(mmio_read_32(addr + PMSR) & PMSR_L1FAEG))
|
|
;
|
|
mmio_write_32(addr + PMSR, PMSR_L1FAEG | PMSR_PMEL1RX);
|
|
ret = 1;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* RAS functions common to AArch64 ARM platforms */
|
|
void plat_ea_handler(unsigned int ea_reason, uint64_t syndrome, void *cookie,
|
|
void *handle, uint64_t flags)
|
|
{
|
|
unsigned int fixed = 0;
|
|
|
|
fixed |= rcar_pcie_fixup(0);
|
|
fixed |= rcar_pcie_fixup(1);
|
|
|
|
if (fixed)
|
|
return;
|
|
|
|
plat_default_ea_handler(ea_reason, syndrome, cookie, handle, flags);
|
|
}
|
|
|
|
#include <drivers/renesas/rcar/console/console.h>
|
|
|
|
static console_t rcar_boot_console;
|
|
static console_t rcar_runtime_console;
|
|
|
|
void rcar_console_boot_init(void)
|
|
{
|
|
int ret;
|
|
|
|
ret = console_rcar_register(0, 0, 0, &rcar_boot_console);
|
|
if (!ret)
|
|
panic();
|
|
|
|
console_set_scope(&rcar_boot_console, CONSOLE_FLAG_BOOT);
|
|
}
|
|
|
|
void rcar_console_boot_end(void)
|
|
{
|
|
}
|
|
|
|
void rcar_console_runtime_init(void)
|
|
{
|
|
int ret;
|
|
|
|
ret = console_rcar_register(1, 0, 0, &rcar_runtime_console);
|
|
if (!ret)
|
|
panic();
|
|
|
|
console_set_scope(&rcar_boot_console, CONSOLE_FLAG_RUNTIME);
|
|
}
|
|
|
|
void rcar_console_runtime_end(void)
|
|
{
|
|
}
|
|
|