blob: 51816dba10f672eb7037371b1cd9b494b4eb14cd [file] [log] [blame]
/*
* Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch_helpers.h>
#include <common/debug.h>
#include <lib/mmio.h>
#include <plat_debug.h>
#include <platform_def.h>
void circular_buffer_setup(void)
{
/* Clear DBG_CONTROL.lastpc_disable to enable circular buffer */
sync_writel(CA15M_DBG_CONTROL,
mmio_read_32(CA15M_DBG_CONTROL) & ~(BIT_CA15M_LASTPC_DIS));
}
void circular_buffer_unlock(void)
{
unsigned int i;
/* Disable big vproc external off (set CPU_EXT_BUCK_ISO to 0x0) */
sync_writel(VPROC_EXT_CTL, mmio_read_32(VPROC_EXT_CTL) & ~(0x1 << 1));
/* Release vproc apb mask (set 0x0C53_2008[1] to 0x0) */
sync_writel(CA15M_PWR_RST_CTL, mmio_read_32(CA15M_PWR_RST_CTL) & ~(0x1 << 1));
for (i = 1; i <= 4; ++i)
sync_writel(MP1_CPUTOP_PWR_CON + i * 4,
(mmio_read_32(MP1_CPUTOP_PWR_CON + i * 4) & ~(0x4))|(0x4));
/* Set DFD.en */
sync_writel(DFD_INTERNAL_CTL, 0x1);
}
void circular_buffer_lock(void)
{
/* Clear DFD.en */
sync_writel(DFD_INTERNAL_CTL, 0x0);
}
void clear_all_on_mux(void)
{
sync_writel(MCU_ALL_PWR_ON_CTRL,
mmio_read_32(MCU_ALL_PWR_ON_CTRL) & ~(1 << 2));
sync_writel(MCU_ALL_PWR_ON_CTRL,
mmio_read_32(MCU_ALL_PWR_ON_CTRL) & ~(1 << 1));
}
void l2c_parity_check_setup(void)
{
/* Enable DBG_CONTROL.l2parity_en */
sync_writel(CA15M_DBG_CONTROL,
mmio_read_32(CA15M_DBG_CONTROL) | BIT_CA15M_L2PARITY_EN);
}