/*
* Copyright (c) 2015 - 2020, Broadcom
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <errno.h>
#include <common/bl_common.h>
#include <common/debug.h>
#include <cortex_a72.h>
#include <drivers/arm/sp805.h>
#include <drivers/console.h>
#include <drivers/delay_timer.h>
#include <drivers/ti/uart/uart_16550.h>
#include <lib/mmio.h>
#include <lib/utils_def.h>
#include <plat/common/common_def.h>
#include <plat/common/platform.h>
#include <bl33_info.h>
#include <chimp.h>
#include <cmn_plat_util.h>
#include <dmu.h>
#include <fsx.h>
#include <iommu.h>
#include <ncsi.h>
#include <paxb.h>
#include <paxc.h>
#include <platform_def.h>
#include <sdio.h>
#include <sr_utils.h>
#include <timer_sync.h>
/*******************************************************************************
* Perform any BL3-1 platform setup common to ARM standard platforms
******************************************************************************/
static void brcm_stingray_gain_qspi_control(void)
{
if (boot_source_get() != BOOT_SOURCE_QSPI) {
if (bcm_chimp_is_nic_mode() &&
(!bcm_chimp_handshake_done())) {
/*
* Last chance to wait for ChiMP firmware to report
* "I am done" before grabbing the QSPI
*/
WARN("ChiMP still not booted\n");
#ifndef CHIMP_ALWAYS_NEEDS_QSPI
WARN("ChiMP is given the last chance to boot (%d s)\n",
CHIMP_HANDSHAKE_TIMEOUT_MS / 1000);
if (!bcm_chimp_wait_handshake()) {
ERROR("ChiMP failed to boot\n");
} else {
INFO("ChiMP booted successfully\n");
}
#endif
}
#ifndef CHIMP_ALWAYS_NEEDS_QSPI
INFO("AP grabs QSPI\n");
/*
* For QSPI boot sbl/bl1 has already taken care.
* For other boot sources QSPI needs to be muxed to
* AP for exclusive use
*/
brcm_stingray_set_qspi_mux(1);
INFO("AP (bl31) gained control over QSPI\n");
#endif
}
}
static void brcm_stingray_dma_pl330_init(void)
{
unsigned int val;
VERBOSE("dma pl330 init start\n");
/* Set DMAC boot_manager_ns = 0x1 */
VERBOSE(" - configure boot security state\n");
mmio_setbits_32(DMAC_M0_IDM_IO_CONTROL_DIRECT, BOOT_MANAGER_NS);
/* Set boot_peripheral_ns[n:0] = 0xffffffff */
mmio_write_32(ICFG_DMAC_CONFIG_2, BOOT_PERIPHERAL_NS);
/* Set boot_irq_ns[n:0] = 0x0000ffff */
mmio_write_32(ICFG_DMAC_CONFIG_3, BOOT_IRQ_NS);
/* Set DMAC stream_id */
VERBOSE(" - configure stream_id = 0x6000\n");
val = (DMAC_STREAM_ID << DMAC_SID_SHIFT);
mmio_write_32(ICFG_DMAC_SID_ARADDR_CONTROL, val);
mmio_write_32(ICFG_DMAC_SID_AWADDR_CONTROL, val);
/* Reset DMAC */
VERBOSE(" - reset dma pl330\n");
mmio_setbits_32(DMAC_M0_IDM_RESET_CONTROL, 0x1);
udelay(500);
mmio_clrbits_32(DMAC_M0_IDM_RESET_CONTROL, 0x1);
udelay(500);
INFO("dma pl330 init done\n");
}
static void brcm_stingray_spi_pl022_init(uintptr_t idm_reset_control)
{
VERBOSE("spi pl022 init start\n");
/* Reset APB SPI bridge */
VERBOSE(" - reset apb spi bridge\n");
mmio_setbits_32(idm_reset_control, 0x1);
udelay(500);
mmio_clrbits_32(idm_reset_control, 0x1);
udelay(500);
INFO("spi pl022 init done\n");
}
#define CDRU_SATA_RESET_N \
BIT(CDRU_MISC_RESET_CONTROL__CDRU_SATA_RESET_N_R)
#define CDRU_MISC_CLK_SATA \
BIT(CDRU_MISC_CLK_ENABLE_CONTROL__CDRU_SATA_CLK_EN_R)
#define CCN_CONFIG_CLK_ENABLE (1 << 2)
#define MMU_CONFIG_CLK_ENABLE (0x3F << 16)
#define SATA_SATA_TOP_CTRL_BUS_CTRL (SATA_BASE + 0x2044)
#define DMA_BIT_CTRL_MASK 0x003
#define DMA_DESCR_ENDIAN_CTRL (DMA_BIT_CTRL_MASK << 0x002)
#define DMA_DATA_ENDIAN_CTRL (DMA_BIT_CTRL_MASK << 0x004)
#define SATA_PORT_SATA3_PCB_REG8 (SATA_BASE + 0x2320)
#define SATA_PORT_SATA3_PCB_REG11 (SATA_BASE + 0x232c)
#define SATA_PORT_SATA3_PCB_BLOCK_ADDR (SATA_BASE + 0x233c)
#define SATA3_AFE_TXRX_ACTRL 0x1d0
/* TXDriver swing setting is 800mV */
#define DFS_SWINGNOPE_VALUE (0x0 << 6)
#define DFS_SWINGNOPE_MASK (0x3 << 6)
#define DFS_SWINGPE_VALUE (0x1 << 4)
#define DFS_SWINGPE_MASK (0x3 << 4)
#define DFS_INJSTRENGTH_VALUE (0x0 << 4)
#define DFS_INJSTRENGTH_MASK (0x3 << 4)
#define DFS_INJEN (0x1 << 3)
#define SATA_CORE_MEM_CTRL (SATA_BASE + 0x3a08)
#define SATA_CORE_MEM_CTRL_ISO BIT(0)
#define SATA_CORE_MEM_CTRL_ARRPOWEROKIN BIT(1)
#define SATA_CORE_MEM_CTRL_ARRPOWERONIN BIT(2)
#define SATA_CORE_MEM_CTRL_POWEROKIN BIT(3)
#define SATA_CORE_MEM_CTRL_POWERONIN BIT(4)
#define SATA0_IDM_RESET_CONTROL (SATA_BASE + 0x500800)
#define SATA_APBT0_IDM_IO_CONTROL_DIRECT (SATA_BASE + 0x51a408)
#define IO_CONTROL_DIRECT_CLK_ENABLE BIT(0)
#define SATA_APBT0_IDM_RESET_CONTROL (SATA_BASE + 0x51a800)
#define IDM_RESET_CONTROL_RESET BIT(0)
#define NIC400_SATA_NOC_SECURITY1 0x6830000c
#define SATA_NOC_SECURITY1_FIELD 0xf
#define NIC400_SATA_NOC_SECURITY2 0x68300010
#define SATA_NOC_SECURITY2_FIELD 0xf
#define NIC400_SATA_NOC_SECURITY3 0x68300014
#define SATA_NOC_SECURITY3_FIELD 0x1
#define NIC400_SATA_NOC_SECURITY4 0x68300018
#define SATA_NOC_SECURITY4_FIELD 0x1
#define NIC400_SATA_NOC_SECURITY5 0x6830001c
#define SATA_NOC_SECURITY5_FIELD 0xf
#define NIC400_SATA_NOC_SECURITY6 0x68300020
#define SATA_NOC_SECURITY6_FIELD 0x1
#define NIC400_SATA_NOC_SECURITY7 0x68300024
#define SATA_NOC_SECURITY7_FIELD 0xf
#define NIC400_SATA_NOC_SECURITY8 0x68300028
#define SATA_NOC_SECURITY8_FIELD 0xf
#define NIC400_SATA_NOC_SECURITY9 0x6830002c
#define SATA_NOC_SECURITY9_FIELD 0x1
#define SATA_APBT_IDM_PORT_REG(port, reg) \
(((port/4) << 12) + reg)
#define SATA_IDM_PORT_REG(port, reg) ((port << 12) + reg)
#define SATA_PORT_REG(port, reg) \
(((port%4) << 16) + ((port/4) << 20) + reg)
#define MAX_SATA_PORTS 8
#define USE_SATA_PORTS 8
#ifdef USE_SATA
static const uint8_t sr_b0_sata_port[MAX_SATA_PORTS] = {
0, 1, 2, 3, 4, 5, 6, 7
};
static uint32_t brcm_stingray_get_sata_port(unsigned int port)
{
return sr_b0_sata_port[port];
}
static void brcm_stingray_sata_init(void)
{
unsigned int port = 0;
uint32_t sata_port;
mmio_setbits_32(CDRU_MISC_CLK_ENABLE_CONTROL,
CDRU_MISC_CLK_SATA);
mmio_clrbits_32(CDRU_MISC_RESET_CONTROL, CDRU_SATA_RESET_N);
mmio_setbits_32(CDRU_MISC_RESET_CONTROL, CDRU_SATA_RESET_N);
for (port = 0; port < USE_SATA_PORTS; port++) {
sata_port = brcm_stingray_get_sata_port(port);
mmio_write_32(SATA_APBT_IDM_PORT_REG(sata_port,
SATA_APBT0_IDM_RESET_CONTROL),
0x0);
mmio_setbits_32(SATA_APBT_IDM_PORT_REG(sata_port,
SATA_APBT0_IDM_IO_CONTROL_DIRECT),
IO_CONTROL_DIRECT_CLK_ENABLE);
mmio_write_32(SATA_IDM_PORT_REG(sata_port,
SATA0_IDM_RESET_CONTROL),
0x0);
mmio_setbits_32(SATA_PORT_REG(sata_port, SATA_CORE_MEM_CTRL),
SATA_CORE_MEM_CTRL_ARRPOWERONIN);
mmio_setbits_32(SATA_PORT_REG(sata_port, SATA_CORE_MEM_CTRL),
SATA_CORE_MEM_CTRL_ARRPOWEROKIN);
mmio_setbits_32(SATA_PORT_REG(sata_port, SATA_CORE_MEM_CTRL),
SATA_CORE_MEM_CTRL_POWERONIN);
mmio_setbits_32(SATA_PORT_REG(sata_port, SATA_CORE_MEM_CTRL),
SATA_CORE_MEM_CTRL_POWEROKIN);
mmio_clrbits_32(SATA_PORT_REG(sata_port, SATA_CORE_MEM_CTRL),
SATA_CORE_MEM_CTRL_ISO);
mmio_clrbits_32(SATA_PORT_REG(sata_port,
SATA_SATA_TOP_CTRL_BUS_CTRL),
(DMA_DESCR_ENDIAN_CTRL | DMA_DATA_ENDIAN_CTRL));
}
mmio_setbits_32(NIC400_SATA_NOC_SECURITY1, SATA_NOC_SECURITY1_FIELD);
mmio_setbits_32(NIC400_SATA_NOC_SECURITY2, SATA_NOC_SECURITY2_FIELD);
mmio_setbits_32(NIC400_SATA_NOC_SECURITY3, SATA_NOC_SECURITY3_FIELD);
mmio_setbits_32(NIC400_SATA_NOC_SECURITY4, SATA_NOC_SECURITY4_FIELD);
mmio_setbits_32(NIC400_SATA_NOC_SECURITY5, SATA_NOC_SECURITY5_FIELD);
mmio_setbits_32(NIC400_SATA_NOC_SECURITY6, SATA_NOC_SECURITY6_FIELD);
mmio_setbits_32(NIC400_SATA_NOC_SECURITY7, SATA_NOC_SECURITY7_FIELD);
mmio_setbits_32(NIC400_SATA_NOC_SECURITY8, SATA_NOC_SECURITY8_FIELD);
mmio_setbits_32(NIC400_SATA_NOC_SECURITY9, SATA_NOC_SECURITY9_FIELD);
INFO("sata init done\n");
}
#else
static void poweroff_sata_pll(void)
{
/*
* SATA subsystem is clocked by LCPLL0 which is enabled by
* default by bootrom. Poweroff the PLL if SATA is not used
*/
/* enable isolation */
mmio_setbits_32(CRMU_AON_CTRL1,
BIT(CRMU_AON_CTRL1__LCPLL0_ISO_IN));
/* Power off the SATA PLL/LDO */
mmio_clrbits_32(CRMU_AON_CTRL1,
(BIT(CRMU_AON_CTRL1__LCPLL0_PWRON_LDO) |
BIT(CRMU_AON_CTRL1__LCPLL0_PWR_ON)));
}
#endif
#ifdef USE_AMAC
#ifdef EMULATION_SETUP
#define ICFG_AMAC_STRAP_CONFIG (HSLS_ICFG_REGS_BASE + 0xa5c)
#define ICFG_AMAC_STRAP_DLL_BYPASS (1 << 2)
#endif
#define ICFG_AMAC_MAC_CTRL_REG (HSLS_ICFG_REGS_BASE + 0xa6c)
#define ICFG_AMAC_MAC_FULL_DUPLEX (1 << 1)
#define ICFG_AMAC_RGMII_PHY_CONFIG (HSLS_ICFG_REGS_BASE + 0xa60)
#define ICFG_AMAC_SID_CONTROL (HSLS_ICFG_REGS_BASE + 0xb10)
#define ICFG_AMAC_SID_SHIFT 5
#define ICFG_AMAC_SID_AWADDR_OFFSET 0x0
#define ICFG_AMAC_SID_ARADDR_OFFSET 0x4
#define AMAC_RPHY_1000_DATARATE (1 << 20)
#define AMAC_RPHY_FULL_DUPLEX (1 << 5)
#define AMAC_RPHY_SPEED_OFFSET 2
#define AMAC_RPHY_SPEED_MASK (7 << AMAC_RPHY_SPEED_OFFSET)
#define AMAC_RPHY_1G_SPEED (2 << AMAC_RPHY_SPEED_OFFSET)
#define ICFG_AMAC_MEM_PWR_CTRL (HSLS_ICFG_REGS_BASE + 0xa68)
#define AMAC_ISO BIT(9)
#define AMAC_STDBY BIT(8)
#define AMAC_ARRPOWEROKIN BIT(7)
#define AMAC_ARRPOWERONIN BIT(6)
#define AMAC_POWEROKIN BIT(5)
#define AMAC_POWERONIN BIT(4)
#define AMAC_IDM0_IO_CONTROL_DIRECT (HSLS_IDM_REGS_BASE + 0x4408)
#define AMAC_IDM0_ARCACHE_OFFSET 16
#define AMAC_IDM0_AWCACHE_OFFSET 7
#define AMAC_IDM0_ARCACHE_MASK (0xF << AMAC_IDM0_ARCACHE_OFFSET)
#define AMAC_IDM0_AWCACHE_MASK (0xF << AMAC_IDM0_AWCACHE_OFFSET)
/* ARCACHE - AWCACHE is 0xB7 for write-back no allocate */
#define AMAC_IDM0_ARCACHE_VAL (0xb << AMAC_IDM0_ARCACHE_OFFSET)
#define AMAC_IDM0_AWCACHE_VAL (0x7 << AMAC_IDM0_AWCACHE_OFFSET)
static void brcm_stingray_amac_init(void)
{
unsigned int val;
uintptr_t icfg_amac_sid = ICFG_AMAC_SID_CONTROL;
VERBOSE("amac init start\n");
val = SR_SID_VAL(0x3, 0x0, 0x4) << ICFG_AMAC_SID_SHIFT;
mmio_write_32(icfg_amac_sid + ICFG_AMAC_SID_AWADDR_OFFSET, val);
mmio_write_32(icfg_amac_sid + ICFG_AMAC_SID_ARADDR_OFFSET, val);
mmio_setbits_32(ICFG_AMAC_MEM_PWR_CTRL, AMAC_ARRPOWEROKIN);
mmio_setbits_32(ICFG_AMAC_MEM_PWR_CTRL, AMAC_ARRPOWERONIN);
mmio_setbits_32(ICFG_AMAC_MEM_PWR_CTRL, AMAC_POWEROKIN);
mmio_setbits_32(ICFG_AMAC_MEM_PWR_CTRL, AMAC_POWERONIN);
mmio_clrbits_32(ICFG_AMAC_MEM_PWR_CTRL, AMAC_ISO);
mmio_write_32(APBR_IDM_RESET_CONTROL, 0x0);
mmio_clrsetbits_32(ICFG_AMAC_RGMII_PHY_CONFIG, AMAC_RPHY_SPEED_MASK,
AMAC_RPHY_1G_SPEED); /*1 Gbps line rate*/
/* 1000 datarate set */
mmio_setbits_32(ICFG_AMAC_RGMII_PHY_CONFIG, AMAC_RPHY_1000_DATARATE);
/* full duplex */
mmio_setbits_32(ICFG_AMAC_RGMII_PHY_CONFIG, AMAC_RPHY_FULL_DUPLEX);
#ifdef EMULATION_SETUP
/* DLL bypass */
mmio_setbits_32(ICFG_AMAC_STRAP_CONFIG, ICFG_AMAC_STRAP_DLL_BYPASS);
#endif
/* serdes full duplex */
mmio_setbits_32(ICFG_AMAC_MAC_CTRL_REG, ICFG_AMAC_MAC_FULL_DUPLEX);
mmio_clrsetbits_32(AMAC_IDM0_IO_CONTROL_DIRECT, AMAC_IDM0_ARCACHE_MASK,
AMAC_IDM0_ARCACHE_VAL);
mmio_clrsetbits_32(AMAC_IDM0_IO_CONTROL_DIRECT, AMAC_IDM0_AWCACHE_MASK,
AMAC_IDM0_AWCACHE_VAL);
INFO("amac init done\n");
}
#endif /* USE_AMAC */
static void brcm_stingray_pka_meminit(void)
{
uintptr_t icfg_mem_ctrl = ICFG_PKA_MEM_PWR_CTRL;
VERBOSE("pka meminit start\n");
VERBOSE(" - arrpoweron\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_PKA_MEM_PWR_CTRL__ARRPOWERONIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_PKA_MEM_PWR_CTRL__ARRPOWERONOUT))
;
VERBOSE(" - arrpowerok\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_PKA_MEM_PWR_CTRL__ARRPOWEROKIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_PKA_MEM_PWR_CTRL__ARRPOWEROKOUT))
;
VERBOSE(" - poweron\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_PKA_MEM_PWR_CTRL__POWERONIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_PKA_MEM_PWR_CTRL__POWERONOUT))
;
VERBOSE(" - powerok\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_PKA_MEM_PWR_CTRL__POWEROKIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_PKA_MEM_PWR_CTRL__POWEROKOUT))
;
/* Wait sometime */
mdelay(1);
VERBOSE(" - remove isolation\n");
mmio_clrbits_32(icfg_mem_ctrl, ICFG_PKA_MEM_PWR_CTRL__ISO);
INFO("pka meminit done\n");
}
static void brcm_stingray_smmu_init(void)
{
unsigned int val;
uintptr_t smmu_base = SMMU_BASE;
VERBOSE("smmu init start\n");
/* Configure SCR0 */
VERBOSE(" - configure scr0\n");
val = mmio_read_32(smmu_base + 0x0);
val |= (0x1 << 12);
mmio_write_32(smmu_base + 0x0, val);
/* Reserve context banks for secure masters */
arm_smmu_reserve_secure_cntxt();
/* Print configuration */
VERBOSE(" - scr0=0x%x scr1=0x%x scr2=0x%x\n",
mmio_read_32(smmu_base + 0x0),
mmio_read_32(smmu_base + 0x4),
mmio_read_32(smmu_base + 0x8));
VERBOSE(" - idr0=0x%x idr1=0x%x idr2=0x%x\n",
mmio_read_32(smmu_base + 0x20),
mmio_read_32(smmu_base + 0x24),
mmio_read_32(smmu_base + 0x28));
VERBOSE(" - idr3=0x%x idr4=0x%x idr5=0x%x\n",
mmio_read_32(smmu_base + 0x2c),
mmio_read_32(smmu_base + 0x30),
mmio_read_32(smmu_base + 0x34));
VERBOSE(" - idr6=0x%x idr7=0x%x\n",
mmio_read_32(smmu_base + 0x38),
mmio_read_32(smmu_base + 0x3c));
INFO("smmu init done\n");
}
static void brcm_stingray_dma_pl330_meminit(void)
{
uintptr_t icfg_mem_ctrl = ICFG_DMAC_MEM_PWR_CTRL;
VERBOSE("dmac meminit start\n");
VERBOSE(" - arrpoweron\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_DMAC_MEM_PWR_CTRL__ARRPOWERONIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_DMAC_MEM_PWR_CTRL__ARRPOWERONOUT))
;
VERBOSE(" - arrpowerok\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_DMAC_MEM_PWR_CTRL__ARRPOWEROKIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_DMAC_MEM_PWR_CTRL__ARRPOWEROKOUT))
;
VERBOSE(" - poweron\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_DMAC_MEM_PWR_CTRL__POWERONIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_DMAC_MEM_PWR_CTRL__POWERONOUT))
;
VERBOSE(" - powerok\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_DMAC_MEM_PWR_CTRL__POWEROKIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_DMAC_MEM_PWR_CTRL__POWEROKOUT))
;
/* Wait sometime */
mdelay(1);
VERBOSE(" - remove isolation\n");
mmio_clrbits_32(icfg_mem_ctrl, ICFG_DMAC_MEM_PWR_CTRL__ISO);
INFO("dmac meminit done\n");
}
/* program the crmu access ranges for allowing non sec access*/
static void brcm_stingray_crmu_access_init(void)
{
/* Enable 0x6641c001 - 0x6641c701 for non secure access */
mmio_write_32(CRMU_CORE_ADDR_RANGE0_LOW, 0x6641c001);
mmio_write_32(CRMU_CORE_ADDR_RANGE0_LOW + 0x4, 0x6641c701);
/* Enable 0x6641d001 - 0x66424b01 for non secure access */
mmio_write_32(CRMU_CORE_ADDR_RANGE1_LOW, 0x6641d001);
mmio_write_32(CRMU_CORE_ADDR_RANGE1_LOW + 0x4, 0x66424b01);
/* Enable 0x66425001 - 0x66425f01 for non secure access */
mmio_write_32(CRMU_CORE_ADDR_RANGE2_LOW, 0x66425001);
mmio_write_32(CRMU_CORE_ADDR_RANGE2_LOW + 0x4, 0x66425f01);
INFO("crmu access init done\n");
}
static void brcm_stingray_scr_init(void)
{
unsigned int val;
uintptr_t scr_base = SCR_BASE;
unsigned int clr_mask = SCR_AXCACHE_CONFIG_MASK;
unsigned int set_mask = SCR_TBUX_AXCACHE_CONFIG;
VERBOSE("scr init start\n");
/* awdomain=0x1 and ardomain=0x1 */
mmio_clrsetbits_32(scr_base + 0x0, clr_mask, set_mask);
val = mmio_read_32(scr_base + 0x0);
VERBOSE(" - set tbu0_config=0x%x\n", val);
/* awdomain=0x1 and ardomain=0x1 */
mmio_clrsetbits_32(scr_base + 0x4, clr_mask, set_mask);
val = mmio_read_32(scr_base + 0x4);
VERBOSE(" - set tbu1_config=0x%x\n", val);
/* awdomain=0x1 and ardomain=0x1 */
mmio_clrsetbits_32(scr_base + 0x8, clr_mask, set_mask);
val = mmio_read_32(scr_base + 0x8);
VERBOSE(" - set tbu2_config=0x%x\n", val);
/* awdomain=0x1 and ardomain=0x1 */
mmio_clrsetbits_32(scr_base + 0xc, clr_mask, set_mask);
val = mmio_read_32(scr_base + 0xc);
VERBOSE(" - set tbu3_config=0x%x\n", val);
/* awdomain=0x1 and ardomain=0x1 */
mmio_clrsetbits_32(scr_base + 0x10, clr_mask, set_mask);
val = mmio_read_32(scr_base + 0x10);
VERBOSE(" - set tbu4_config=0x%x\n", val);
/* awdomain=0x0 and ardomain=0x0 */
mmio_clrbits_32(scr_base + 0x14, clr_mask);
val = mmio_read_32(scr_base + 0x14);
VERBOSE(" - set gic_config=0x%x\n", val);
INFO("scr init done\n");
}
static void brcm_stingray_hsls_tzpcprot_init(void)
{
unsigned int val;
uintptr_t tzpcdecprot_base = HSLS_TZPC_BASE;
VERBOSE("hsls tzpcprot init start\n");
/* Treat third-party masters as non-secured */
val = 0;
val |= BIT(6); /* SDIO1 */
val |= BIT(5); /* SDIO0 */
val |= BIT(0); /* AMAC */
mmio_write_32(tzpcdecprot_base + 0x810, val);
/* Print TZPC decode status registers */
VERBOSE(" - tzpcdecprot0=0x%x\n",
mmio_read_32(tzpcdecprot_base + 0x800));
VERBOSE(" - tzpcdecprot1=0x%x\n",
mmio_read_32(tzpcdecprot_base + 0x80c));
INFO("hsls tzpcprot init done\n");
}
#ifdef USE_I2S
#define ICFG_AUDIO_POWER_CTRL (HSLS_ICFG_REGS_BASE + 0xaa8)
#define ICFG_AUDIO_POWER_CTRL__POWERONIN BIT(0)
#define ICFG_AUDIO_POWER_CTRL__POWEROKIN BIT(1)
#define ICFG_AUDIO_POWER_CTRL__ARRPOWERONIN BIT(2)
#define ICFG_AUDIO_POWER_CTRL__ARRPOWEROKIN BIT(3)
#define ICFG_AUDIO_POWER_CTRL__POWERONOUT BIT(4)
#define ICFG_AUDIO_POWER_CTRL__POWEROKOUT BIT(5)
#define ICFG_AUDIO_POWER_CTRL__ARRPOWERONOUT BIT(6)
#define ICFG_AUDIO_POWER_CTRL__ARRPOWEROKOUT BIT(7)
#define ICFG_AUDIO_POWER_CTRL__ISO BIT(8)
#define ICFG_AUDIO_SID_CONTROL (HSLS_ICFG_REGS_BASE + 0xaf8)
#define ICFG_AUDIO_SID_SHIFT 5
#define ICFG_AUDIO_SID_AWADDR_OFFSET 0x0
#define ICFG_AUDIO_SID_ARADDR_OFFSET 0x4
#define I2S_RESET_CONTROL (HSLS_IDM_REGS_BASE + 0x1800)
#define I2S_IDM_IO_CONTROL (HSLS_IDM_REGS_BASE + 0x1408)
#define IO_CONTROL_CLK_ENABLE BIT(0)
#define I2S_IDM0_ARCACHE_OFFSET 16
#define I2S_IDM0_AWCACHE_OFFSET 20
#define I2S_IDM0_ARCACHE_MASK (0xF << I2S_IDM0_ARCACHE_OFFSET)
#define I2S_IDM0_AWCACHE_MASK (0xF << I2S_IDM0_AWCACHE_OFFSET)
/* ARCACHE - AWCACHE is 0x22 Normal Non-cacheable Non-bufferable. */
#define I2S_IDM0_ARCACHE_VAL (0x2 << I2S_IDM0_ARCACHE_OFFSET)
#define I2S_IDM0_AWCACHE_VAL (0x2 << I2S_IDM0_AWCACHE_OFFSET)
static void brcm_stingray_audio_init(void)
{
unsigned int val;
uintptr_t icfg_mem_ctrl = ICFG_AUDIO_POWER_CTRL;
uintptr_t icfg_audio_sid = ICFG_AUDIO_SID_CONTROL;
mmio_write_32(I2S_RESET_CONTROL, 0x0);
mmio_clrsetbits_32(I2S_IDM_IO_CONTROL, I2S_IDM0_ARCACHE_MASK,
I2S_IDM0_ARCACHE_VAL);
mmio_clrsetbits_32(I2S_IDM_IO_CONTROL, I2S_IDM0_AWCACHE_MASK,
I2S_IDM0_AWCACHE_VAL);
mmio_setbits_32(I2S_IDM_IO_CONTROL, IO_CONTROL_CLK_ENABLE);
VERBOSE("audio meminit start\n");
VERBOSE(" - configure stream_id = 0x6001\n");
val = SR_SID_VAL(0x3, 0x0, 0x1) << ICFG_AUDIO_SID_SHIFT;
mmio_write_32(icfg_audio_sid + ICFG_AUDIO_SID_AWADDR_OFFSET, val);
mmio_write_32(icfg_audio_sid + ICFG_AUDIO_SID_ARADDR_OFFSET, val);
VERBOSE(" - arrpoweron\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_AUDIO_POWER_CTRL__ARRPOWERONIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_AUDIO_POWER_CTRL__ARRPOWERONOUT))
;
VERBOSE(" - arrpowerok\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_AUDIO_POWER_CTRL__ARRPOWEROKIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_AUDIO_POWER_CTRL__ARRPOWEROKOUT))
;
VERBOSE(" - poweron\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_AUDIO_POWER_CTRL__POWERONIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_AUDIO_POWER_CTRL__POWERONOUT))
;
VERBOSE(" - powerok\n");
mmio_setbits_32(icfg_mem_ctrl,
ICFG_AUDIO_POWER_CTRL__POWEROKIN);
while (!(mmio_read_32(icfg_mem_ctrl) &
ICFG_AUDIO_POWER_CTRL__POWEROKOUT))
;
/* Wait sometime */
mdelay(1);
VERBOSE(" - remove isolation\n");
mmio_clrbits_32(icfg_mem_ctrl, ICFG_AUDIO_POWER_CTRL__ISO);
INFO("audio meminit done\n");
}
#endif /* USE_I2S */
/*
* These defines do not match the regfile but they are renamed in a way such
* that they are much more readible
*/
#define SCR_GPV_SMMU_NS (SCR_GPV_BASE + 0x28)
#define SCR_GPV_GIC500_NS (SCR_GPV_BASE + 0x34)
#define HSLS_GPV_NOR_S0_NS (HSLS_GPV_BASE + 0x14)
#define HSLS_GPV_IDM1_NS (HSLS_GPV_BASE + 0x18)
#define HSLS_GPV_IDM2_NS (HSLS_GPV_BASE + 0x1c)
#define HSLS_SDIO0_SLAVE_NS (HSLS_GPV_BASE + 0x20)
#define HSLS_SDIO1_SLAVE_NS (HSLS_GPV_BASE + 0x24)
#define HSLS_GPV_APBY_NS (HSLS_GPV_BASE + 0x2c)
#define HSLS_GPV_APBZ_NS (HSLS_GPV_BASE + 0x30)
#define HSLS_GPV_APBX_NS (HSLS_GPV_BASE + 0x34)
#define HSLS_GPV_APBS_NS (HSLS_GPV_BASE + 0x38)
#define HSLS_GPV_QSPI_S0_NS (HSLS_GPV_BASE + 0x68)
#define HSLS_GPV_APBR_NS (HSLS_GPV_BASE + 0x6c)
#define FS4_CRYPTO_GPV_RM_SLAVE_NS (FS4_CRYPTO_GPV_BASE + 0x8)
#define FS4_CRYPTO_GPV_APB_SWITCH_NS (FS4_CRYPTO_GPV_BASE + 0xc)
#define FS4_RAID_GPV_RM_SLAVE_NS (FS4_RAID_GPV_BASE + 0x8)
#define FS4_RAID_GPV_APB_SWITCH_NS (FS4_RAID_GPV_BASE + 0xc)
#define FS4_CRYPTO_IDM_NS (NIC400_FS_NOC_ROOT + 0x1c)
#define FS4_RAID_IDM_NS (NIC400_FS_NOC_ROOT + 0x28)
#define FS4_CRYPTO_RING_COUNT 32
#define FS4_CRYPTO_DME_COUNT 10
#define FS4_CRYPTO_AE_COUNT 10
#define FS4_CRYPTO_START_STREAM_ID 0x4000
#define FS4_CRYPTO_MSI_DEVICE_ID 0x4100
#define FS4_RAID_RING_COUNT 32
#define FS4_RAID_DME_COUNT 8
#define FS4_RAID_AE_COUNT 8
#define FS4_RAID_START_STREAM_ID 0x4200
#define FS4_RAID_MSI_DEVICE_ID 0x4300
#define FS6_PKI_AXI_SLAVE_NS \
(NIC400_FS_NOC_ROOT + NIC400_FS_NOC_SECURITY2_OFFSET)
#define FS6_PKI_AE_DME_APB_NS \
(NIC400_FS_NOC_ROOT + NIC400_FS_NOC_SECURITY7_OFFSET)
#define FS6_PKI_IDM_IO_CONTROL_DIRECT 0x0
#define FS6_PKI_IDM_RESET_CONTROL 0x0
#define FS6_PKI_RING_COUNT 32
#define FS6_PKI_DME_COUNT 1
#define FS6_PKI_AE_COUNT 4
#define FS6_PKI_START_STREAM_ID 0x4000
#define FS6_PKI_MSI_DEVICE_ID 0x4100
static void brcm_stingray_security_init(void)
{
unsigned int val;
val = mmio_read_32(SCR_GPV_SMMU_NS);
val |= BIT(0); /* SMMU NS = 1 */
mmio_write_32(SCR_GPV_SMMU_NS, val);
val = mmio_read_32(SCR_GPV_GIC500_NS);
val |= BIT(0); /* GIC-500 NS = 1 */
mmio_write_32(SCR_GPV_GIC500_NS, val);
val = mmio_read_32(HSLS_GPV_NOR_S0_NS);
val |= BIT(0); /* NOR SLAVE NS = 1 */
mmio_write_32(HSLS_GPV_NOR_S0_NS, val);
val = mmio_read_32(HSLS_GPV_IDM1_NS);
val |= BIT(0); /* DMA IDM NS = 1 */
val |= BIT(1); /* I2S IDM NS = 1 */
val |= BIT(2); /* AMAC IDM NS = 1 */
val |= BIT(3); /* SDIO0 IDM NS = 1 */
val |= BIT(4); /* SDIO1 IDM NS = 1 */
val |= BIT(5); /* DS_3 IDM NS = 1 */
mmio_write_32(HSLS_GPV_IDM1_NS, val);
val = mmio_read_32(HSLS_GPV_IDM2_NS);
val |= BIT(2); /* QSPI IDM NS = 1 */
val |= BIT(1); /* NOR IDM NS = 1 */
val |= BIT(0); /* NAND IDM NS = 1 */
mmio_write_32(HSLS_GPV_IDM2_NS, val);
val = mmio_read_32(HSLS_GPV_APBY_NS);
val |= BIT(10); /* I2S NS = 1 */
val |= BIT(4); /* IOPAD NS = 1 */
val |= 0xf; /* UARTx NS = 1 */
mmio_write_32(HSLS_GPV_APBY_NS, val);
val = mmio_read_32(HSLS_GPV_APBZ_NS);
val |= BIT(2); /* RNG NS = 1 */
mmio_write_32(HSLS_GPV_APBZ_NS, val);
val = mmio_read_32(HSLS_GPV_APBS_NS);
val |= 0x3; /* SPIx NS = 1 */
mmio_write_32(HSLS_GPV_APBS_NS, val);
val = mmio_read_32(HSLS_GPV_APBR_NS);
val |= BIT(7); /* QSPI APB NS = 1 */
val |= BIT(6); /* NAND APB NS = 1 */
val |= BIT(5); /* NOR APB NS = 1 */
val |= BIT(4); /* AMAC APB NS = 1 */
val |= BIT(1); /* DMA S1 APB NS = 1 */
mmio_write_32(HSLS_GPV_APBR_NS, val);
val = mmio_read_32(HSLS_SDIO0_SLAVE_NS);
val |= BIT(0); /* SDIO0 NS = 1 */
mmio_write_32(HSLS_SDIO0_SLAVE_NS, val);
val = mmio_read_32(HSLS_SDIO1_SLAVE_NS);
val |= BIT(0); /* SDIO1 NS = 1 */
mmio_write_32(HSLS_SDIO1_SLAVE_NS, val);
val = mmio_read_32(HSLS_GPV_APBX_NS);
val |= BIT(14); /* SMBUS1 NS = 1 */
val |= BIT(13); /* GPIO NS = 1 */
val |= BIT(12); /* WDT NS = 1 */
val |= BIT(11); /* SMBUS0 NS = 1 */
val |= BIT(10); /* Timer7 NS = 1 */
val |= BIT(9); /* Timer6 NS = 1 */
val |= BIT(8); /* Timer5 NS = 1 */
val |= BIT(7); /* Timer4 NS = 1 */
val |= BIT(6); /* Timer3 NS = 1 */
val |= BIT(5); /* Timer2 NS = 1 */
val |= BIT(4); /* Timer1 NS = 1 */
val |= BIT(3); /* Timer0 NS = 1 */
val |= BIT(2); /* MDIO NS = 1 */
val |= BIT(1); /* PWM NS = 1 */
mmio_write_32(HSLS_GPV_APBX_NS, val);
val = mmio_read_32(HSLS_GPV_QSPI_S0_NS);
val |= BIT(0); /* QSPI NS = 1 */
mmio_write_32(HSLS_GPV_QSPI_S0_NS, val);
#ifdef USE_FS4
val = 0x1; /* FS4 Crypto rm_slave */
mmio_write_32(FS4_CRYPTO_GPV_RM_SLAVE_NS, val);
val = 0x1; /* FS4 Crypto apb_switch */
mmio_write_32(FS4_CRYPTO_GPV_APB_SWITCH_NS, val);
val = 0x1; /* FS4 Raid rm_slave */
mmio_write_32(FS4_RAID_GPV_RM_SLAVE_NS, val);
val = 0x1; /* FS4 Raid apb_switch */
mmio_write_32(FS4_RAID_GPV_APB_SWITCH_NS, val);
val = 0x1; /* FS4 Crypto IDM */
mmio_write_32(FS4_CRYPTO_IDM_NS, val);
val = 0x1; /* FS4 RAID IDM */
mmio_write_32(FS4_RAID_IDM_NS, val);
#endif
#ifdef BL31_CCN_NONSECURE
/* Enable non-secure access to CCN registers */
mmio_write_32(OLY_MN_REGISTERS_NODE0_SECURE_ACCESS, 0x1);
#endif
#ifdef DDR_CTRL_PHY_NONSECURE
mmio_write_32(SCR_NOC_DDR_REGISTER_ACCESS, 0x1);
#endif
paxc_mhb_ns_init();
/* unlock scr idm for non secure access */
mmio_write_32(SCR_NOC_SECURITY0, 0xffffffff);
INFO("security init done\r\n");
}
void brcm_gpio_pad_ns_init(void)
{
/* configure all GPIO pads for non secure world access*/
mmio_write_32(GPIO_S_CNTRL_REG, 0xffffffff); /* 128-140 gpio pads */
mmio_write_32(GPIO_S_CNTRL_REG + 0x4, 0xffffffff); /* 96-127 gpio pad */
mmio_write_32(GPIO_S_CNTRL_REG + 0x8, 0xffffffff); /* 64-95 gpio pad */
mmio_write_32(GPIO_S_CNTRL_REG + 0xc, 0xffffffff); /* 32-63 gpio pad */
mmio_write_32(GPIO_S_CNTRL_REG + 0x10, 0xffffffff); /* 0-31 gpio pad */
}
#ifndef USE_DDR
static void brcm_stingray_sram_ns_init(void)
{
uintptr_t sram_root = TZC400_FS_SRAM_ROOT;
uintptr_t noc_root = NIC400_FS_NOC_ROOT;
mmio_write_32(sram_root + GATE_KEEPER_OFFSET, 1);
mmio_write_32(sram_root + REGION_ATTRIBUTES_0_OFFSET, 0xc0000000);
mmio_write_32(sram_root + REGION_ID_ACCESS_0_OFFSET, 0x00010001);
mmio_write_32(noc_root + NIC400_FS_NOC_SECURITY4_OFFSET, 0x1);
INFO(" stingray sram ns init done.\n");
}
#endif
static void ccn_pre_init(void)
{
/*
* Set WFC bit of RN-I nodes where FS4 is connected.
* This is required inorder to wait for read/write requests
* completion acknowledgment. Otherwise FS4 Ring Manager is
* getting stale data because of re-ordering of read/write
* requests at CCN level
*/
mmio_setbits_32(OLY_RNI3PDVM_REGISTERS_NODE8_AUX_CTL,
OLY_RNI3PDVM_REGISTERS_NODE8_AUX_CTL_WFC);
}
static void ccn_post_init(void)
{
mmio_setbits_32(OLY_HNI_REGISTERS_NODE0_PCIERC_RNI_NODEID_LIST,
SRP_RNI_PCIE_CONNECTED);
mmio_setbits_32(OLY_HNI_REGISTERS_NODE0_SA_AUX_CTL,
SA_AUX_CTL_SER_DEVNE_WR);
mmio_clrbits_32(OLY_HNI_REGISTERS_NODE0_POS_CONTROL,
POS_CONTROL_HNI_POS_EN);
mmio_clrbits_32(OLY_HNI_REGISTERS_NODE0_SA_AUX_CTL,
SA_AUX_CTL_POS_EARLY_WR_COMP_EN);
}
#ifndef BL31_BOOT_PRELOADED_SCP
static void crmu_init(void)
{
/*
* Configure CRMU for using SMMU
*/
/*Program CRMU Stream ID */
mmio_write_32(CRMU_MASTER_AXI_ARUSER_CONFIG,
(CRMU_STREAM_ID << CRMU_SID_SHIFT));
mmio_write_32(CRMU_MASTER_AXI_AWUSER_CONFIG,
(CRMU_STREAM_ID << CRMU_SID_SHIFT));
/* Create Identity mapping */
arm_smmu_create_identity_map(DOMAIN_CRMU);
/* Enable Client Port for Secure Masters*/
arm_smmu_enable_secure_client_port();
}
#endif
static void brcm_fsx_init(void)
{
#if defined(USE_FS4) && defined(USE_FS6)
#error "USE_FS4 and USE_FS6 should not be used together"
#endif
#ifdef USE_FS4
fsx_init(eFS4_CRYPTO, FS4_CRYPTO_RING_COUNT, FS4_CRYPTO_DME_COUNT,
FS4_CRYPTO_AE_COUNT, FS4_CRYPTO_START_STREAM_ID,
FS4_CRYPTO_MSI_DEVICE_ID, FS4_CRYPTO_IDM_IO_CONTROL_DIRECT,
FS4_CRYPTO_IDM_RESET_CONTROL, FS4_CRYPTO_BASE,
FS4_CRYPTO_DME_BASE);
fsx_init(eFS4_RAID, FS4_RAID_RING_COUNT, FS4_RAID_DME_COUNT,
FS4_RAID_AE_COUNT, FS4_RAID_START_STREAM_ID,
FS4_RAID_MSI_DEVICE_ID, FS4_RAID_IDM_IO_CONTROL_DIRECT,
FS4_RAID_IDM_RESET_CONTROL, FS4_RAID_BASE,
FS4_RAID_DME_BASE);
fsx_meminit("raid",
FS4_RAID_IDM_IO_CONTROL_DIRECT,
FS4_RAID_IDM_IO_STATUS);
#endif
}
static void bcm_bl33_pass_info(void)
{
struct bl33_info *info = (struct bl33_info *)BL33_SHARED_DDR_BASE;
if (sizeof(*info) > BL33_SHARED_DDR_SIZE)
WARN("bl33 shared area not reserved\n");
info->version = BL33_INFO_VERSION;
info->chip.chip_id = PLAT_CHIP_ID_GET;
info->chip.rev_id = PLAT_CHIP_REV_GET;
}
DEFINE_RENAME_SYSREG_RW_FUNCS(l2ctlr_el1, CORTEX_A72_L2CTLR_EL1)
void plat_bcm_bl31_early_platform_setup(void *from_bl2,
bl_params_t *plat_params_from_bl2)
{
#ifdef BL31_BOOT_PRELOADED_SCP
image_info_t scp_image_info;
scp_image_info.image_base = PRELOADED_SCP_BASE;
scp_image_info.image_size = PRELOADED_SCP_SIZE;
bcm_bl2_plat_handle_scp_bl2(&scp_image_info);
#endif
/*
* In BL31, logs are saved to DDR and we have much larger space to
* store logs. We can now afford to save all logs >= the 'INFO' level
*/
bcm_elog_init((void *)BCM_ELOG_BL31_BASE, BCM_ELOG_BL31_SIZE,
LOG_LEVEL_INFO);
INFO("L2CTLR = 0x%lx\n", read_l2ctlr_el1());
brcm_timer_sync_init();
brcm_stingray_dma_pl330_init();
brcm_stingray_dma_pl330_meminit();
brcm_stingray_spi_pl022_init(APBS_IDM_IDM_RESET_CONTROL);
#ifdef USE_AMAC
brcm_stingray_amac_init();
#endif
brcm_stingray_sdio_init();
#ifdef NCSI_IO_DRIVE_STRENGTH_MA
brcm_stingray_ncsi_init();
#endif
#ifdef USE_USB
xhci_phy_init();
#endif
#ifdef USE_SATA
brcm_stingray_sata_init();
#else
poweroff_sata_pll();
#endif
ccn_pre_init();
brcm_fsx_init();
brcm_stingray_smmu_init();
brcm_stingray_pka_meminit();
brcm_stingray_crmu_access_init();
brcm_stingray_scr_init();
brcm_stingray_hsls_tzpcprot_init();
#ifdef USE_I2S
brcm_stingray_audio_init();
#endif
ccn_post_init();
paxb_init();
paxc_init();
#ifndef BL31_BOOT_PRELOADED_SCP
crmu_init();
#endif
/* Note: this should be last thing because
* FS4 GPV registers only work after FS4 block
* (i.e. crypto,raid,cop) is out of reset.
*/
brcm_stingray_security_init();
brcm_gpio_pad_ns_init();
#ifndef USE_DDR
brcm_stingray_sram_ns_init();
#endif
#ifdef BL31_FORCE_CPU_FULL_FREQ
bcm_set_ihost_pll_freq(0x0, PLL_FREQ_FULL);
#endif
brcm_stingray_gain_qspi_control();
#ifdef USE_PAXC
/*
* Check that the handshake has occurred and report ChiMP status.
* This is required. Otherwise (especially on Palladium)
* Linux might have booted to the pcie stage whereas
* ChiMP has not yet booted. Note that nic_mode case has already
* been considered above.
*/
if ((boot_source_get() != BOOT_SOURCE_QSPI) &&
(!bcm_chimp_is_nic_mode()) &&
(!bcm_chimp_wait_handshake())
) {
/* Does ChiMP report an error ? */
uint32_t err;
err = bcm_chimp_read_ctrl(CHIMP_REG_CTRL_BPE_STAT_REG);
if ((err & CHIMP_ERROR_MASK) == 0)
/* ChiMP has not booted yet, but no error reported */
WARN("ChiMP not booted yet, but no error reported.\n");
}
#if DEBUG
if (boot_source_get() != BOOT_SOURCE_QSPI)
INFO("Current ChiMP Status: 0x%x; bpe_mod reg: 0x%x\n"
"fastboot register: 0x%x; handshake register 0x%x\n",
bcm_chimp_read_ctrl(CHIMP_REG_CTRL_BPE_STAT_REG),
bcm_chimp_read_ctrl(CHIMP_REG_CTRL_BPE_MODE_REG),
bcm_chimp_read_ctrl(CHIMP_REG_CTRL_FSTBOOT_PTR_REG),
bcm_chimp_read(CHIMP_REG_ECO_RESERVED));
#endif /* DEBUG */
#endif
#ifdef FS4_DISABLE_CLOCK
flush_dcache_range(
PLAT_BRCM_TRUSTED_SRAM_BASE,
PLAT_BRCM_TRUSTED_SRAM_SIZE);
fs4_disable_clocks(true, true, true);
#endif
/* pass information to BL33 through shared DDR region */
bcm_bl33_pass_info();
/*
* We are not yet at the end of BL31, but we can stop log here so we do
* not need to add 'bcm_elog_exit' to the standard BL31 code. The
* benefit of capturing BL31 logs after this is very minimal in a
* production system
*/
bcm_elog_exit();
#if !BRCM_DISABLE_TRUSTED_WDOG
/*
* Secure watchdog was started earlier in BL2, now it's time to stop
* it
*/
sp805_stop(ARM_SP805_TWDG_BASE);
#endif
}
