blob: 41f2659675d12971ee713d4c36f6145d03b39d35 (
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
|
/*
* This file is part of the coreboot project.
*
* Copyright 2015 Google Inc.
*
* 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.
*/
#include "board.h"
#include <soc/rk808.h>
static void sdmmc_power(int enable)
{
switch (board_id()) {
case 0:
/* VCC33_SD is tied to VCC33_SYS and is always on */
break;
default:
rk808_configure_ldo(4, enable ? 3300 : 0); /* VCC33_SD_LDO */
rk808_configure_ldo(5, enable ? 3300 : 0); /* VCCIO_SD */
break;
}
}
void sdmmc_power_off(void)
{
sdmmc_power(0);
}
void sdmmc_power_on(void)
{
sdmmc_power(1);
}
|
