mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-25 11:28:51 +09:00
![Sergey Temerkhanov](/assets/img/avatar_default.png)
Change the dram_init() function on ThunderX to query ATF services for the real installed DRAM size Signed-off-by: Sergey Temerkhanov <s.temerkhanov@gmail.com> Signed-off-by: Radha Mohan Chintakuntla <rchintakuntla@cavium.com>
103 lines
1.6 KiB
C
103 lines
1.6 KiB
C
/**
|
|
* (C) Copyright 2014, Cavium Inc.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
**/
|
|
|
|
#include <common.h>
|
|
#include <malloc.h>
|
|
#include <errno.h>
|
|
#include <linux/compiler.h>
|
|
|
|
#include <cavium/atf.h>
|
|
|
|
#if !CONFIG_IS_ENABLED(OF_CONTROL)
|
|
#include <dm/platdata.h>
|
|
#include <dm/platform_data/serial_pl01x.h>
|
|
|
|
static const struct pl01x_serial_platdata serial0 = {
|
|
.base = CONFIG_SYS_SERIAL0,
|
|
.type = TYPE_PL011,
|
|
.clock = 0,
|
|
.skip_init = true,
|
|
};
|
|
|
|
U_BOOT_DEVICE(thunderx_serial0) = {
|
|
.name = "serial_pl01x",
|
|
.platdata = &serial0,
|
|
};
|
|
|
|
static const struct pl01x_serial_platdata serial1 = {
|
|
.base = CONFIG_SYS_SERIAL1,
|
|
.type = TYPE_PL011,
|
|
.clock = 0,
|
|
.skip_init = true,
|
|
};
|
|
|
|
U_BOOT_DEVICE(thunderx_serial1) = {
|
|
.name = "serial_pl01x",
|
|
.platdata = &serial1,
|
|
};
|
|
#endif
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
int board_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int timer_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
ssize_t node_count = atf_node_count();
|
|
ssize_t dram_size;
|
|
int node;
|
|
|
|
printf("Initializing\nNodes in system: %zd\n", node_count);
|
|
|
|
gd->ram_size = 0;
|
|
|
|
for (node = 0; node < node_count; node++) {
|
|
dram_size = atf_dram_size(node);
|
|
printf("Node %d: %zd MBytes of DRAM\n", node, dram_size >> 20);
|
|
gd->ram_size += dram_size;
|
|
}
|
|
|
|
gd->ram_size -= MEM_BASE;
|
|
|
|
*(unsigned long *)CPU_RELEASE_ADDR = 0;
|
|
|
|
puts("DRAM size:");
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Board specific reset that is system reset.
|
|
*/
|
|
void reset_cpu(ulong addr)
|
|
{
|
|
}
|
|
|
|
/*
|
|
* Board specific ethernet initialization routine.
|
|
*/
|
|
int board_eth_init(bd_t *bis)
|
|
{
|
|
int rc = 0;
|
|
|
|
return rc;
|
|
}
|
|
|
|
#ifdef CONFIG_PCI
|
|
void pci_init_board(void)
|
|
{
|
|
printf("DEBUG: PCI Init TODO *****\n");
|
|
}
|
|
#endif
|