blob: 9f259ef30e5b87323f813dbe91e4d635af03a227 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
/*
* Copyright (C) 2013 The ChromeOS Authors
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 of
* the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <console/console.h>
#include <cbmem.h>
#include <cpu/samsung/exynos5250/clk.h>
#include <cpu/samsung/exynos5250/power.h>
void hardwaremain(int boot_complete);
void main(void)
{
console_init();
printk(BIOS_INFO, "hello from ramstage\n");
/* place at top of physical memory */
high_tables_size = CONFIG_COREBOOT_TABLES_SIZE;
high_tables_base = CONFIG_SYS_SDRAM_BASE +
((CONFIG_DRAM_SIZE_MB << 20UL) * CONFIG_NR_DRAM_BANKS) -
CONFIG_COREBOOT_TABLES_SIZE;
const unsigned epll_hz = 192000000;
const unsigned sample_rate = 48000;
const unsigned lr_frame_size = 256;
clock_epll_set_rate(epll_hz);
clock_select_i2s_clk_source();
clock_set_i2s_clk_prescaler(epll_hz, sample_rate * lr_frame_size);
power_enable_xclkout();
hardwaremain(0);
}
|
